| Acton | Chlorine | Halton Region (Acton) Drinking Water Quality Report |
| Ailsa Craig (North Middlesex Distribution System) | Chlorine | North Middlesex Annual Water Report |
| Ajax (Oshawa, Whitby and Ajax System) | Chlorine | Durham Region (Oshawa, Whitby and Ajax) Annual Water Quality Report |
| Alexandria | Chloramine | North Glengarry (Alexandria) Drinking Water System Annual and Summary Report |
| Alfred (Lefaivre WTP supply) | Chloramine | Alfred-Plantagenet (Lefaivre) Annual Drinking Water Report |
| Alliston (New Tecumseth Water System) | Chlorine | New Tecumseth Annual Drinking Water System Report |
| Almonte | Chlorine | Mississippi Mills (Almonte) Annual Drinking Water Report |
| Alpine Village / Pirates Glen | Chlorine | Trent Lakes (Alpine Village/Pirates Glen) Annual Drinking Water System Report |
| Alton (Caledon Village and Alton Water System) | Chlorine | Peel Region (Caledon Village and Alton) Annual Water Quality Report |
| Alvinston | Chlorine | Alvinston Distribution System Annual Report |
| Ameliasburgh | Chlorine | Prince Edward County (Ameliasburgh) Drinking Water Annual and Summary Reports |
| Amherstburg | Chlorine | Amherstburg Annual Drinking Water System Report |
| Amherstview (Fairfield WTP) | Chlorine | Loyalist Township (Amherstview) Drinking Water Systems Annual Summary Report |
| Ancaster (Hamilton Woodward WTP) | Chloramine | City of Hamilton Drinking Water Systems Annual Water Quality Report |
| Angus | Chlorine | Essa (Angus) Annual Drinking Water System Report |
| Ansnorveldt | Chlorine | King Township (Ansnorveldt) Annual Drinking Water System Report |
| Anten Mills | Chlorine | Springwater (Anten Mills) Annual Drinking Water System Report |
| Armow | Chlorine | Kincardine (Armow) Annual Water Summary Report |
| Arnprior | Chloramine | Arnprior Water Filtration Plant Summary Report |
| Arthur | Chlorine | Wellington North (Arthur) Annual and Summary Report |
| Arva (Middlesex Centre Drinking Water System) | Chlorine | Middlesex Centre (Arva) Annual Performance & Summary Report |
| Atikokan | Chlorine | Atikokan Drinking Water System Annual Report |
| Atwood | Chlorine | North Perth (Atwood) Annual Drinking Water Report |
| Auburn | Chlorine | Central Huron (Auburn) Annual Drinking Water System Report |
| Aurora | Chloramine | York Region (Aurora) Annual Drinking Water System Quality Report |
| Aylmer (Aylmer Distribution System) | Chlorine | Aylmer Distribution System Annual Report |
| Ayr (Ayr Drinking Water System) | Chlorine | Region of Waterloo (Ayr) Annual Water Quality Report |
| Azilda (Valley Drinking Water System) | Chlorine | Greater Sudbury (Blezard Valley-Capreol) Annual Water Quality Report |
| Baden (New Hamburg/Baden Drinking Water System) | Chlorine | Region of Waterloo (New Hamburg/Baden) Annual Water Quality Report |
| Bala | Chlorine | District of Muskoka (Bala) Annual Drinking Water System Report |
| Ballantrae/Musselman's Lake | Chlorine | York Region (Ballantrae/Musselman's Lake) Annual Drinking Water System Quality Report |
| Balmertown (Balmertown Cochenour McKenzie Island Drinking Water System) | Chlorine | Red Lake (Balmertown, Cochenour & McKenzie Island) Annual Drinking Water System Report |
| Bancroft | Chlorine | Bancroft Water Treatment Plant Annual Report |
| Barrie (North & Central - Groundwater) | Chlorine | City of Barrie Drinking Water System Annual Report |
| Barrie (South - Surface Water) | Chlorine | City of Barrie Drinking Water System Annual Report |
| Barry's Bay | Chlorine | Madawaska Valley (Barry's Bay) Annual Drinking Water System Report |
| Barwick | Chlorine | Chapple (Barwick) Annual Drinking Water System Report |
| Bass Lake Woodlands (Severn) | Chlorine | Severn (Bass Lake Woodlands) Drinking Water System Summary Report |
| Batawa (Frankford-Batawa Drinking Water System) | Chlorine | Quinte West (Frankford-Batawa) Annual Drinking Water System Report |
| Bath | Chlorine | Loyalist Township (Bath) Drinking Water Systems Annual Summary Report |
| Baxter | Chlorine | Essa (Baxter) Annual Drinking Water System Report |
| Bayfield (Bluewater Lakeshore Distribution System) | Chlorine | Bluewater Lakeshore Distribution System Annual Water Report |
| Bayshore Village Subdivision | Chlorine | Ramara (Bayshore Village) Annual Drinking Water System Report |
| Bayside (Quinte West) | Chlorine | Quinte West Bayside Annual Drinking Water System Report |
| Baysville | Chlorine | District of Muskoka (Baysville) Annual Drinking Water System Report |
| Beachburg | Chlorine | Whitewater Region (Beachburg) Annual Water Report |
| Beachville | Chlorine | Beachville Annual Drinking Water System Report |
| Beamsville (Lincoln - DeCew Falls / Grimsby WTPs) | Chlorine | Town of Lincoln (Beamsville / Jordan-Vineland) Annual Drinking Water Report |
| Beardmore | Chlorine | Greenstone (Beardmore) Annual Drinking Water System Report |
| Beaverton | Chlorine | Durham Region (Beaverton) Annual Water Quality Report |
| Beeton (New Tecumseth Water System) | Chlorine | New Tecumseth Annual Drinking Water System Report |
| Belgrave | Chlorine | Morris-Turnberry (Belgrave) Annual Drinking Water Report |
| Belle River (Lakeshore Water System) | Chlorine | Lakeshore (Belle River) Drinking Water System Summary Report |
| Belleville | Chlorine | Belleville Annual and Summary Drinking Water Report |
| Belmont | Chlorine | Belmont Water System Annual Report |
| Benmiller | Chlorine | Benmiller Drinking Water System Annual Report |
| Bevan Heights | Chlorine | Niagara-on-the-Lake (Bevan Heights) Annual Drinking Water Report |
| Birch Point | Chlorine | Kawartha Lakes (Birch Point) Annual Drinking Water Report |
| Birr | Chlorine | Middlesex Centre (Birr) Well Supply System Annual Performance & Summary Report |
| Blackstock | Chlorine | Durham Region (Blackstock) Annual Water Quality Report |
| Blairs Grove (Huron-Kinloss Lakeshore System) | Chlorine | Huron-Kinloss Lakeshore Drinking Water System Annual Report |
| Blenheim (South Chatham-Kent Water System) | Chlorine | Chatham-Kent (South Chatham-Kent) Annual Drinking Water System Summary Report |
| Blezard Valley (Valley Drinking Water System) | Chlorine | Greater Sudbury (Blezard Valley-Capreol) Annual Water Quality Report |
| Blind River | Chlorine | Blind River Drinking Water System Annual and Summary Reports |
| Bloomfield (Picton Water System) | Chlorine | Prince Edward County (Picton) Drinking Water Annual and Summary Reports |
| Bluewater | Chlorine | Township of Tiny (Bluewater) Annual Drinking Water System Report |
| Blyth | Chlorine | North Huron (Blyth) Annual Drinking Water Report |
| Bobcaygeon | Chloramine | Kawartha Lakes (Bobcaygeon) Annual Drinking Water Report |
| Bolton (South Peel Water System) | Chlorine | Peel Region (South Peel) Annual Water Quality Report |
| Bothwell | Chlorine | Chatham-Kent (Bothwell) Annual Drinking Water System Report |
| Bowmanville | Chlorine | Durham Region (Bowmanville) Annual Water Quality Report |
| Bracebridge | Chlorine | Muskoka (Bracebridge Kirby's Beach) Annual Drinking Water System Report |
| Bradford West Gwillimbury (Zone 1 - groundwater) | Chlorine | Bradford/Bond Head Annual Drinking Water System Report |
| Bradford West Gwillimbury (Zone 2 - surface) | Chlorine | Bradford/Bond Head Annual Drinking Water System Report |
| Bradley Subdivision (Charlton and Dack) | Chloramine | Englehart Annual Drinking Water System Report |
| Braestone | Chlorine | Oro-Medonte (Braestone) Annual Drinking Water Report |
| Brampton (South Peel Water System) | Chlorine | Peel Region (South Peel) Annual Water Quality Report |
| Branchton Meadows (Branchton Drinking Water System) | Chlorine | Region of Waterloo (Branchton Meadows) Annual Water Quality Report |
| Brant Airport Area (Airport Drinking Water System) | Chlorine | County of Brant (Airport) Annual Summary Report |
| Brantford (Holmedale WTP) | Chloramine | City of Brantford Water System Annual Summary Report |
| Brechin (Brechin & Lagoon City Drinking Water System) | Chlorine | Ramara (Brechin & Lagoon City) Annual Drinking Water System Report |
| Breslau (Breslau Distribution System) | Chloramine | Woolwich (Breslau) Annual Drinking Water Report |
| Bridgeview - Burlington (Hamilton supply) | Chloramine | Halton Region (Bridgeview) Drinking Water Quality Report |
| Bright | Chlorine | Bright Annual Drinking Water System Report |
| Brighton | Chlorine | Brighton Springs Annual Drinking Water System Report |
| Brockville | Chlorine | Brockville Annual Water Quality Report |
| Brooklin (Oshawa, Whitby and Ajax System) | Chlorine | Durham Region (Oshawa, Whitby and Ajax) Annual Water Quality Report |
| Brownsville | Chlorine | Brownsville Annual Drinking Water System Report |
| Bruce Mines | Chlorine | Bruce Mines Water Treatment Facility Report |
| Brucefield | Chlorine | Huron East (Brucefield) Annual Water Report |
| Brussels | Chlorine | Huron East (Brussels) Annual Water Report |
| Buckhorn Lake Estates | Chlorine | Trent Lakes (Buckhorn Lake Estates) Annual Drinking Water System Report |
| Buckingham Woods | Chlorine | Clearview (Buckingham Woods) Drinking Water System Compliance Report |
| Burk's Falls | Chlorine | Burk's Falls Annual Water Report |
| Burlington (Halton Lake-Based Water System) | Chlorine | Halton Region (Burlington, Burloak and Oakville WTPs) Drinking Water Quality Report |
| Cainsville (County of Brant) | Chloramine | Brant (Cainsville) Annual Drinking Water System Report |
| Caledon East (Palgrave System) | Chlorine | Peel Region (Palgrave and Caledon East) Annual Water Quality Report |
| Caledon Village (Caledon Village Water System) | Chlorine | Peel Region (Caledon Village and Alton) Annual Water Quality Report |
| Caledonia (Hamilton Woodward WTP supply) | Chlorine | Haldimand County (Caledonia and Cayuga) Annual Water Quality Report |
| Callander | Chlorine | North Bay-Mattawa Source Protection Assessment Report (Callander) |
| Camborne | Chlorine | Hamilton Township (Camborne and Creighton Heights) Annual and Summary Report |
| Cambridge (areas supplied by Cambridge wells) | Chlorine | Region of Waterloo (Cambridge) Annual Water Quality Report |
| Cambridge (areas supplied by the Region of Waterloo pipeline) | Chloramine | City of Cambridge Annual Drinking Water System Report |
| Camlachie (Plympton-Wyoming Distribution System) | Chlorine | Camlachie (Lambton Area Water Supply System) Annual Water Report |
| Campbellford | Chlorine | Trent Hills (Campbellford) Annual Drinking Water Report |
| Campbellville | Chlorine | Halton Region (Campbellville) Drinking Water Quality Report |
| Canadiana Shores | Chlorine | Kawartha Lakes (Canadiana Shores) Annual Drinking Water Report |
| Cannington | Chlorine | Durham Region (Cannington) Annual Water Quality Report |
| Canterbury | Chlorine | Oro-Medonte (Canterbury) Annual Drinking Water Report |
| Capreol (Valley Drinking Water System) | Chlorine | Greater Sudbury (Blezard Valley-Capreol) Annual Water Quality Report |
| Caramat | Chlorine | Greenstone Annual Drinking Water Reports (Caramat) |
| Cardinal | Chlorine | Edwardsburgh Cardinal (Cardinal) Annual Drinking Water System Report |
| Cardinal Woods | Chlorine | Town of Mono (Cardinal Woods) Annual Water Works Report |
| Carleton Place | Chlorine | Carleton Place Annual Water Report |
| Carlisle | Chlorine | City of Hamilton (Carlisle) Drinking Water Systems Annual Water Quality Report |
| Carp | Chlorine | City of Ottawa (Carp) Drinking Water Summary Report |
| Carrying Place (Consecon/Carrying Place Distribution System) | Chlorine | Prince Edward County (Consecon/Carrying Place) Drinking Water Annual Report |
| Casselman | Chloramine | Casselman Annual Drinking Water Report |
| Castle Cove | Chlorine | Township of Tiny (Castle Cove) Annual Drinking Water System Report |
| Cayuga (Hamilton Woodward WTP supply) | Chlorine | Haldimand County (Caledonia and Cayuga) Annual Water Quality Report |
| Cedar Brook | Chlorine | Oro-Medonte (Cedar Brook) Annual Drinking Water Report |
| Centralia (South Huron Distribution System) | Chlorine | South Huron Distribution System Annual Report |
| Century Heights Subdivision | Chlorine | Century Heights Drinking Water System Annual Report |
| Chalk River | Chlorine | Laurentian Hills (Chalk River) Annual Drinking Water System Report |
| Chapleau | Chloramine | Chapleau Annual Compliance and Summary Report |
| Charlton | Chloramine | Charlton Annual Drinking Water System Report |
| Chatham | Chlorine | Chatham-Kent (Chatham) Annual Drinking Water System Summary Report |
| Chatsworth | Chlorine | Chatsworth Annual Drinking Water System Report |
| Chelmsford (Valley Drinking Water System) | Chlorine | Greater Sudbury (Blezard Valley-Capreol) Annual Water Quality Report |
| Cheltenham (Cheltenham Water System) | Chlorine | Peel Region (Cheltenham) Annual Water Quality Report |
| Chepstow | Chlorine | Chepstow Drinking Water System Annual Report |
| Chesley (Arran-Elderslie Water System) | Chlorine | Arran-Elderslie Water Works Operation and Maintenance Annual Report |
| Chesterville (North Dundas Drinking Water System) | Chlorine | North Dundas Annual Drinking Water System Report |
| Churchill | Chlorine | InnServices (Innisfil - Churchill) Annual Summary Report |
| Clifford | Chlorine | Town of Minto (Clifford) Annual Drinking Water Report |
| Clinton | Chlorine | Central Huron (Clinton) Annual Drinking Water System Report |
| Cobalt | Chlorine | Cobalt Annual/Summary Drinking Water Report |
| Cobden | Chlorine | Whitewater Region (Cobden) Annual Water Report |
| Cobourg | Chlorine | Cobourg Annual Drinking Water System Summary Report |
| Cochenour (Balmertown Cochenour McKenzie Island Drinking Water System) | Chlorine | Red Lake (Balmertown, Cochenour & McKenzie Island) Annual Drinking Water System Report |
| Cochrane | Chlorine | Cochrane Well Supply Annual Drinking Water Report |
| Colborne | Chlorine | Cramahe (Colborne) Annual Summary Drinking Water Report |
| Coldwater | Chlorine | Severn (Coldwater) Drinking Water System Summary Report |
| Coleman | Chlorine | Cobalt Annual/Summary Drinking Water Report |
| Colgan | Chlorine | Adjala-Tosorontio (Colgan) Annual Drinking Water System Report |
| Colling-Woodlands | Chlorine | Clearview (Colling-Woodlands) Drinking Water System Compliance Report |
| Collingwood | Chlorine | Collingwood Annual Drinking Water System Report |
| Conestogo - East of Grand River (Woolwich North Distribution System) | Chloramine | Woolwich North Distribution System Annual Report |
| Conestogo - West of Grand River (Woolwich North Distribution System) | Chloramine | Woolwich North Distribution System Annual Report |
| Consecon (Consecon/Carrying Place Distribution System) | Chlorine | Prince Edward County (Consecon/Carrying Place) Drinking Water Annual Report |
| Cook's Lake | Chlorine | Township of Tiny (Cook's Lake) Annual Drinking Water System Report |
| Cornwall | Chlorine | Cornwall Drinking Water Quality Report |
| Corunna (St. Clair) | Chlorine | St. Clair Township Distribution System Annual Report |
| Courtice (Oshawa, Whitby and Ajax System) | Chlorine | Durham Region (Oshawa, Whitby and Ajax) Annual Water Quality Report |
| Courtland (Delhi Water System) | Chlorine | Norfolk County (Delhi) Annual Drinking Water System Report |
| Courtney Subdivision (Lakeshore Drinking Water System) | Chlorine | Lakeshore Drinking Water System Annual Report (Huron-Kinloss) |
| Courtright (St. Clair) | Chlorine | St. Clair Township Distribution System Annual Report |
| Craighurst | Chlorine | Oro-Medonte (Craighurst) Annual Drinking Water Report |
| Crediton (South Huron Distribution System) | Chlorine | South Huron Distribution System Annual Report |
| Creemore | Chlorine | Clearview (Creemore) Drinking Water System Compliance Report |
| Creighton Heights (Baltimore) | Chloramine | Hamilton Township (Camborne and Creighton Heights) Annual and Summary Report |
| Crysler | Chlorine | North Stormont (Crysler) Annual Drinking Water System Report |
| Dashwood (South Huron Distribution System) | Chlorine | South Huron Distribution System Annual Report |
| Davy Drive Subdivision | Chlorine | Ramara (Davy Drive) Annual Drinking Water System Report |
| Dawn-Euphemia | Chlorine | Dawn-Euphemia Annual Summary Drinking Water Report |
| Deep River | Chlorine | Deep River Annual Drinking Water System Report |
| Del Trend Subdivision | Chlorine | Springwater (Del Trend Subdivision) Annual Drinking Water System Report |
| Delaware (Middlesex Centre Drinking Water System) | Chlorine | Middlesex Centre (Delaware) Annual Performance & Summary Report |
| Delhi (Delhi Water System) | Chlorine | Norfolk County (Delhi) Annual Drinking Water System Report |
| Deloro | Chlorine | Marmora and Lake (Deloro) Annual Drinking Water System Report |
| Dereham Centre | Chlorine | Dereham Centre Annual Drinking Water System Report |
| Desbarats | Chlorine | Desbarats Drinking Water System Annual Summary Report |
| Deseronto | Chlorine | Deseronto Water Treatment Plant Annual Report |
| Dorchester | Chlorine | Dorchester Annual Drinking Water System Report |
| Dowling | Chlorine | Greater Sudbury (Dowling) Annual Water Quality Report |
| Drayton | Chlorine | Mapleton (Drayton) Annual Drinking Water System Report |
| Dresden (Chatham Water System) | Chlorine | Chatham-Kent (Chatham) Annual Drinking Water System Summary Report |
| Drumbo (Drumbo-Princeton Water System) | Chlorine | Drumbo-Princeton Annual Drinking Water System Report |
| Dryden | Chlorine | Dryden Annual Drinking Water System Report |
| Dubreuilville | Chlorine | Dubreuilville Annual Drinking Water System Report |
| Dundalk | Chlorine | Southgate (Dundalk) Annual Water Report |
| Dundas (Hamilton Woodward WTP) | Chloramine | City of Hamilton Drinking Water Systems Annual Water Quality Report |
| Dungannon | Chlorine | Dungannon Drinking Water System Annual Report |
| Dunnville | Chlorine | Haldimand County (Dunnville) Annual Water Quality Report |
| Durham | Chlorine | West Grey (Durham) Annual Drinking Water System Report |
| Dutton (Dutton-Dunwich Distribution System) | Chlorine | Dutton Dunwich Annual Compliance Report |
| Ear Falls | Chlorine | Ear Falls Annual Drinking Water System Report |
| Earlton | Chlorine | Earlton Waterworks Annual Report |
| East Gwillimbury (Yonge-Green Lane) | Chloramine | East Gwillimbury (Yonge-Green Lane) Annual Drinking Water Report |
| East Linton | Chlorine | Georgian Bluffs (East Linton) Section 11 Annual Report |
| Echo Bay | Chlorine | Echo Bay Drinking Water System Annual Report |
| Eden (Bayham Distribution System) | Chlorine | Bayham Distribution System Annual Water Report |
| Edwardsburgh Industrial Park | Chlorine | Edwardsburgh Cardinal (Industrial Park) Annual Drinking Water System Report |
| Eganville | Chlorine | Eganville Drinking Water System Annual Summary Report |
| Elgeti and Crystal Springs Subdivisions | Chlorine | Elgeti & Crystal Springs Annual Drinking Water System Report |
| Elizabethtown-Kitley | Chlorine | Elizabethtown-Kitley Distribution System Annual Water Quality Report |
| Elliot Lake | Chlorine | Elliot Lake Water Treatment Plant Annual Report |
| Elmira (Woolwich North Distribution System) | Chloramine | Woolwich North Distribution System Annual Report |
| Elmvale | Chlorine | Springwater (Elmvale) Annual Drinking Water System Report |
| Elora (Centre Wellington Drinking Water System) | Chlorine | Centre Wellington Annual Water Report |
| Embro | Chlorine | Embro Annual Drinking Water System Report |
| Embrun (City of Ottawa supply) | Chloramine | Township of Russell Annual Drinking Water Report |
| Emo | Chlorine | Emo Annual Drinking Water System Report |
| Englehart | Chloramine | Englehart Annual Drinking Water System Report |
| Enniskillen Township | Chlorine | Enniskillen Annual Drinking Water System Report |
| Erieau (South Chatham-Kent Water System) | Chlorine | Chatham-Kent (South Chatham-Kent) Annual Drinking Water System Summary Report |
| Erin | Chlorine | Erin Annual Drinking Water System Report |
| Espanola | Chlorine | Espanola Water Treatment Facility Annual and Summary Report |
| Essex Centre (Union Water Supply System) | Chlorine | Essex (Union Water Supply System) Annual Drinking Water Report |
| Etobicoke (City of Toronto Water System) | Chloramine | City of Toronto Drinking Water Analysis Summary |
| Everett | Chlorine | Adjala-Tosorontio (Everett) Annual Drinking Water System Report |
| Exeter (South Huron Distribution System) | Chlorine | South Huron Distribution System Annual Report |
| Falconbridge | Chlorine | Greater Sudbury Annual Water Quality Data Report (Falconbridge) |
| Fenelon Falls | Chloramine | Kawartha Lakes (Fenelon Falls) Annual Drinking Water Report |
| Fenwood Gardens (Rossmore/Fenwood Gardens Distribution System) | Chlorine | Prince Edward County (Rossmore/Fenwood Gardens) Drinking Water Annual Report |
| Fergus (Centre Wellington Drinking Water System) | Chlorine | Centre Wellington Annual Water Report |
| Finch | Chlorine | North Stormont (Finch) Annual Drinking Water System Report |
| Fonthill (Welland WTP) | Chlorine | Town of Pelham Annual Water Quality Report |
| Foreman | Chlorine | South Bruce Peninsula (Foreman) Summary and Annual Drinking Water Reports |
| Forest (West Lambton Shores) | Chlorine | Lambton Shores (West) Annual Drinking Water System Report |
| Fort Erie (Rosehill WTP) | Chlorine | Town of Fort Erie Annual Drinking Water System Report |
| Fort Frances | Chlorine | Fort Frances Annual Drinking Water System Report |
| Fort William (Bare Point WTP) | Chlorine | City of Thunder Bay Drinking Water Quality Report |
| Foxboro Green (Foxboro Drinking Water System) | Chlorine | Region of Waterloo (Foxboro) Annual Water Quality Report |
| Frankford (Frankford-Batawa Drinking Water System) | Chlorine | Quinte West (Frankford-Batawa) Annual Drinking Water System Report |
| Freelton | Chlorine | City of Hamilton (Freelton) Drinking Water Systems Annual Water Quality Report |
| Gananoque | Chlorine | Gananoque Annual Water Quality Report |
| Garson | Chlorine | Greater Sudbury (Garson) Annual Water Quality Report |
| Gazer Mooney Subdivision | Chlorine | Guelph Water Services Annual Report (Guelph and Gazer Mooney) |
| Georgetown (Lake-based zone, Halton Lake-Based Water System) | Chlorine | Halton Region (Burlington, Burloak and Oakville WTPs) Drinking Water Quality Report |
| Georgetown (Well-based zone) | Chlorine | Halton Region (Georgetown) Drinking Water Quality Report |
| Georgian Bay Estates | Chlorine | Township of Tiny (Georgian Bay Estates) Annual Drinking Water System Report |
| Georgina | Chlorine | York Region (Georgina) Annual Drinking Water System Quality Report |
| Geraldton | Chlorine | Greenstone Annual Drinking Water Reports (Geraldton) |
| Glanbrook (Hamilton Woodward WTP) | Chloramine | City of Hamilton Drinking Water Systems Annual Water Quality Report |
| Glen Robertson | Chlorine | North Glengarry (Glen Robertson) Annual and Summary Report |
| Glen Walter | Chlorine | South Glengarry (Glen Walter) Annual Drinking Water System Report |
| Glencoe (Southwest Middlesex) | Chlorine | Southwest Middlesex Distribution System Summary Report |
| Goderich | Chlorine | Goderich Annual Drinking Water System Report |
| Gore Bay | Chlorine | Gore Bay Water Treatment Facility Annual Report |
| Gowanstown Subdivision | Chlorine | North Perth (Gowanstown) Annual Drinking Water Report |
| Grafton | Chlorine | Grafton Drinking Water System Annual Summary Report |
| Grand Bend (East Lambton Shores Water System) | Chlorine | Lambton Shores (East) Annual Drinking Water System Report |
| Grand Valley | Chlorine | Grand Valley Annual and Summary Drinking Water Report |
| Gravenhurst | Chlorine | Muskoka (Gravenhurst Beach Road) Annual Drinking Water System Report |
| Greely (Shadow Ridge) | Chlorine | City of Ottawa (Shadow Ridge) Drinking Water Summary Report |
| Greenbank | Chlorine | Durham Region (Greenbank) Annual Water Quality Report |
| Greensville | Chlorine | City of Hamilton (Greensville) Drinking Water Systems Annual Water Quality Report |
| Grimsby (Grimsby WTP) | Chlorine | Grimsby Distribution System Annual Water Quality Report |
| Guelph | Chlorine | City of Guelph Water Services Annual Report |
| Hagersville (Nanticoke WTP) | Chlorine | Haldimand County (Nanticoke) Annual Water Quality Report |
| Haileybury (Temiskaming Shores) | Chloramine | Temiskaming Shores (Haileybury) Annual Summary Drinking Water Report |
| Haley Station | Chlorine | Whitewater Region (Haley) Annual Water Report |
| Hamilton (Woodward WTP) | Chloramine | City of Hamilton Drinking Water Systems Annual Water Quality Report |
| Hamilton Drive (Guelph/Eramosa) | Chlorine | Guelph/Eramosa (Rockwood and Hamilton Drive) Annual Drinking Water Report |
| Hamilton Township (Cobourg area) | Chlorine | Cobourg Annual Drinking Water System Report |
| Hanmer (Valley Drinking Water System) | Chlorine | Greater Sudbury (Blezard Valley-Capreol) Annual Water Quality Report |
| Hanover | Chlorine | Hanover Annual Drinking Water System Report |
| Harbourwood | Chlorine | Oro-Medonte (Harbourwood) Annual Drinking Water Report |
| Harriston | Chlorine | Town of Minto (Harriston) Annual Drinking Water Report |
| Harrow (Harrow-Colchester South Water System) | Chlorine | Essex (Harrow-Colchester South) Annual Drinking Water System Report |
| Hastings | Chlorine | Trent Hills (Hastings) Annual Drinking Water Report |
| Havelock | Chlorine | Havelock Annual Drinking Water Report |
| Hawkesbury | Chlorine | Hawkesbury Annual Drinking Water System Report |
| Hearst | Chloramine | Hearst Drinking Water System Annual Compliance and Summary Report |
| Heidelberg (St. Clements - Heidelberg Drinking Water System) | Chlorine | Woolwich (Heidelberg) Annual Drinking Water Report |
| Hensall (Hensall-Zurich Distribution System) | Chlorine | Hensall-Zurich Distribution System Annual Water Report |
| Hickson | Chlorine | Hickson Annual Drinking Water System Report |
| Hillsburgh | Chlorine | Erin (Hillsburgh) Annual Drinking Water System Report |
| Hillsdale | Chlorine | Springwater (Hillsdale) Annual Drinking Water System Report |
| Hockley | Chlorine | Adjala-Tosorontio (Hockley) Annual Drinking Water System Report |
| Holland Landing | Chloramine | York Region (Holland Landing) Annual Drinking Water System Quality Report |
| Holtyre | Chlorine | Holtyre Drinking Water System Annual Performance Report |
| Hornepayne | Chlorine | Hornepayne Section 11 Annual Report and Schedule 22 Summary Report |
| Horseshoe Highlands | Chlorine | Oro-Medonte (Horseshoe Highlands) Annual Drinking Water Report |
| Hudson | Chlorine | Sioux Lookout (Hudson) Annual Drinking Water System Report |
| Huntsville | Chlorine | District of Muskoka (Huntsville) Drinking Water System Annual Report |
| Huron Park (South Huron Distribution System) | Chlorine | South Huron Distribution System Annual Report |
| Huron Sands | Chlorine | Huron Sands Drinking Water System Annual Report |
| Huron Woods | Chlorine | South Bruce Peninsula (Huron Woods) Summary and Annual Drinking Water Reports |
| Huronville South (Huron-Kinloss Lakeshore System) | Chlorine | Huron-Kinloss Lakeshore Drinking Water System Annual Report |
| Huronville Subdivision | Chlorine | Huron-Kinloss (Huronville) Water and Wastewater Annual Report |
| Ignace | Chlorine | Ignace Drinking Water System Annual Report |
| Ilderton (Middlesex Centre Drinking Water System) | Chlorine | Middlesex Centre (Ilderton) Annual Performance & Summary Report |
| Ingersoll | Chlorine | Ingersoll Annual Drinking Water System Report |
| Ingleside (Long Sault/Ingleside Regional) | Chlorine | South Stormont (Long Sault/Ingleside) Annual Water Report |
| Inglewood | Chlorine | Peel Region (Inglewood) Annual Water Quality Report |
| Innerkip | Chlorine | Innerkip Annual Drinking Water System Report |
| Innisfil Heights | Chlorine | InnServices (Innisfil - Innisfil Heights) Annual Summary Report |
| Innisfil Lake Simcoe (Alcona, Lefroy, Gilford) | Chlorine | InnServices (Innisfil - Innisfil Lake Simcoe) Annual Summary Report |
| Iroquois (South Dundas Regional) | Chlorine | South Dundas Regional Drinking Water System Annual Report |
| Iroquois Falls | Chlorine | Iroquois Falls Annual Drinking Water System Report |
| Island Lake | Chlorine | Town of Mono (Island Lake) Annual Water Works Report |
| Islington (City of Toronto Water System) | Chloramine | City of Toronto Drinking Water Analysis Summary |
| Jackson's Point (Georgina Water System) | Chlorine | York Region (Georgina) Annual Drinking Water System Quality Report |
| Janetville | Chlorine | Kawartha Lakes (Janetville) Annual Drinking Water Report |
| Jarvis (Nanticoke WTP) | Chlorine | Haldimand County (Nanticoke) Annual Water Quality Report |
| Kapuskasing | Chloramine | Kapuskasing Annual Drinking Water System Summary Report |
| Kearns (Virginiatown-Kearns) | Chlorine | McGarry (Virginiatown-Kearns) Quarterly Operations Report |
| Keene Heights Subdivision | Chlorine | Keene Heights Annual Drinking Water System Report |
| Kelly | Chlorine | Central Huron (Kelly) Annual Drinking Water System Report |
| Kemptville | Chlorine | North Grenville (Kemptville) Annual Performance and Summary Report |
| Kenora | Chloramine | Kenora Annual Drinking Water System Report |
| Keswick | Chlorine | York Region (Keswick) Annual Drinking Water System Quality Report |
| Kilworth (Middlesex Centre Drinking Water System) | Chlorine | Middlesex Centre (Kilworth) Annual Performance & Summary Report |
| Kimberley, Amik, Talisman | Chlorine | Grey Highlands (Kimberley-Amik-Talisman) Drinking Water System Annual Report |
| Kincardine | Chlorine | Kincardine (Kincardine) Annual Water Summary Report |
| King City | Chloramine | King Township (King City) Annual Drinking Water System Report |
| Kings Bay | Chlorine | Kawartha Lakes (Kings Bay) Annual Drinking Water Report |
| Kingston | Chlorine | Utilities Kingston (King Street) WTP Annual Report |
| Kingston (Cana wells) | Chlorine | Utilities Kingston (Cana) WTP Annual Report |
| Kingsville (Union Water Supply System) | Chlorine | Kingsville (Union Water Supply System) Annual Drinking Water Report |
| Kinmount | Chlorine | Kawartha Lakes (Kinmount) Annual Drinking Water Report |
| Kirkland Lake | Chlorine | Kirkland Lake Drinking Water System Annual & Summary Water Report |
| Kitchener (Region of Waterloo Integrated Urban System) | Chloramine | Region of Waterloo (Kitchener) Annual Water Quality Report |
| Kleinburg | Chloramine | York Region (Kleinburg) Annual Drinking Water System Quality Report |
| Knob Hill (Somerset/Knob Hill Distribution System) | Chlorine | Ramara (Somerset/Knob Hill) Annual Drinking Water System Report |
| Komoka (Middlesex Centre Drinking Water System) | Chlorine | Middlesex Centre (Komoka) Annual Performance & Summary Report |
| L'Orignal (Hawkesbury Water System) | Chlorine | Champlain (L'Orignal) Annual Drinking Water Report |
| Lafontaine | Chlorine | Township of Tiny (Lafontaine) Annual Drinking Water System Report |
| Lagoon City (Brechin & Lagoon City Drinking Water System) | Chlorine | Ramara (Brechin & Lagoon City) Annual Drinking Water System Report |
| Lake Rosalind | Chlorine | Lake Rosalind Drinking Water System Annual Report |
| Lakefield | Chlorine | Selwyn (Lakefield) Annual Drinking Water System Report |
| Lakeshore (Belle River WTP) | Chlorine | Lakeshore (Belle River) Drinking Water System Summary Report |
| Lakeside | Chlorine | Lakeside Annual Drinking Water System Report |
| Lancaster | Chlorine | South Glengarry (Lancaster) Annual Drinking Water Report |
| Lansdowne | Chlorine | Leeds and the Thousand Islands (Lansdowne) Annual Drinking Water System Report |
| Lansing (City of Toronto Water System) | Chloramine | City of Toronto Drinking Water Analysis Summary |
| Larder Lake | Chlorine | Larder Lake Drinking Water System Annual/Summary Report |
| LaSalle (Windsor Utilities Commission) | Chlorine | LaSalle (Windsor Utilities Commission) Drinking Water System Annual Report |
| Latchford | Chlorine | Latchford Annual/Summary Drinking Water System Report |
| Laurentian Park | Chlorine | Champlain (Laurentian Park) Annual Drinking Water Report |
| Laurentian Valley | Chlorine | Laurentian Valley Drinking Water System Inspection Report |
| Leamington (Union Water Supply System) | Chlorine | Leamington (Union Water Supply System) Annual Drinking Water Report |
| Lefaive | Chlorine | Township of Tiny (Lefaive) Annual Drinking Water System Report |
| Lefaivre | Chlorine | Alfred-Plantagenet (Lefaivre) Annual Drinking Water Report |
| Leith | Chlorine | Meaford (Leith) Annual Drinking Water System Report |
| Lepage Subdivision (Penetanguishene) | Chlorine | Penetanguishene (Lepage Subdivision Water System) Annual Report |
| Limoges | Chloramine | Nation Municipality (Limoges) Drinking Water System Report |
| Lincoln (DeCew Falls WTP area) | Chlorine | Town of Lincoln (Jordan-Vineland) Annual Drinking Water Report |
| Lincoln (Grimsby WTP area) | Chlorine | Town of Lincoln (Beamsville) Annual Drinking Water Report |
| Lindsay | Chlorine | Kawartha Lakes (Lindsay) Annual Drinking Water Report |
| Linwood (Linwood Drinking Water System) | Chlorine | Region of Waterloo (Linwood) Annual Water Quality Report |
| Lion's Head | Chlorine | Northern Bruce Peninsula (Lion's Head) Annual Drinking Water Report |
| Lisle | Chlorine | Adjala-Tosorontio (Lisle) Annual Drinking Water System Report |
| Listowel | Chlorine | North Perth (Listowel) Annual Drinking Water Report |
| Little Current | Chlorine | NEMI (Little Current) Water Treatment Facility Annual Report |
| Lloyd Brown (Lloyd Brown Distribution System) | Chlorine | Region of Waterloo (Lloyd Brown) Annual Water Quality Report |
| London | Chlorine | City of London Summary and Annual Drinking Water Report |
| Long Sault (Long Sault/Ingleside Regional) | Chlorine | South Stormont (Long Sault/Ingleside) Annual Water Report |
| Longlac | Chlorine | Greenstone Annual Drinking Water Reports (Longlac) |
| Lucan (Lucan Biddulph Distribution System) | Chlorine | Lucan Biddulph Annual Summary Report |
| Lucknow | Chlorine | Huron-Kinloss (Lucknow) Drinking Water System Annual Report |
| Lutterworth Pines | Chlorine | Minden Hills (Lutterworth Pines) Annual Drinking Water Report |
| Lynden | Chlorine | City of Hamilton (Lynden) Drinking Water Systems Annual Water Quality Report |
| Lynhurst (St. Thomas Distribution System) | Chlorine | St. Thomas Water Distribution System Summary Report |
| MacTier | Chlorine | District of Muskoka (MacTier) Annual Drinking Water System Report |
| Madoc | Chlorine | Centre Hastings (Madoc) Annual Drinking Water Report |
| Madsen | Chlorine | Red Lake (Madsen) Annual Drinking Water System Report |
| Manilla | Chlorine | Kawartha Lakes (Manilla) Annual Drinking Water Report |
| Manitouwadge | Chlorine | Manitouwadge Annual Drinking Water System Report |
| Manitowaning | Chlorine | Manitowaning Water Treatment Plant Annual Report |
| Mannheim Village (Mannheim Village Drinking Water System) | Chlorine | Region of Waterloo (Mannheim Village) Annual Water Quality Report |
| Manorview | Chlorine | Kawartha Lakes (Manorview) Annual Drinking Water Report |
| Mansfield | Chlorine | Mulmur (Mansfield) Annual Drinking Water Report |
| Maplewood | Chlorine | Oro-Medonte (Maplewood) Annual Drinking Water Report |
| Marathon | Chlorine | Marathon Drinking Water System Annual Report |
| Mariposa Estates | Chlorine | Kawartha Lakes (Mariposa Estates) Annual Drinking Water Report |
| Markdale | Chlorine | Grey Highlands (Markdale) Drinking Water System Annual Report |
| Markham (York Water System) | Chloramine | York Region (Markham) Drinking Water Quality |
| Markstay | Chlorine | Markstay Distribution System Annual Report |
| Marmora | Chlorine | Marmora and Lake (Marmora) Annual Drinking Water System Report |
| Marsville | Chlorine | East Garafraxa (Marsville) Annual Drinking Water System Report |
| Maryhill (Maryhill Drinking Water System) | Chlorine | Woolwich (Maryhill) Annual Drinking Water Report |
| Massey | Chlorine | Sables-Spanish Rivers (Massey) Annual Drinking Water System Report |
| Matachewan | Chlorine | Matachewan Drinking Water System Annual/Summary Report |
| Matheson | Chlorine | Matheson Drinking Water System Annual Performance Report |
| Mattawa | Chlorine | Mattawa Annual Drinking Water System Report |
| Mattice | Chloramine | Mattice Drinking Water System Annual Compliance and Summary Report |
| McClinchey | Chlorine | Central Huron (McClinchey) Annual Drinking Water System Report |
| McKenzie Island (Balmertown Cochenour McKenzie Island Drinking Water System) | Chlorine | Red Lake (Balmertown, Cochenour & McKenzie Island) Annual Drinking Water System Report |
| Meaford | Chlorine | Meaford Annual Drinking Water System Report |
| Medonte Hills | Chlorine | Oro-Medonte (Medonte Hills) Annual Drinking Water Report |
| Melrose | Chlorine | Middlesex Centre (Melrose) Well Supply System Annual Performance & Summary Report |
| Merrickville | Chlorine | Merrickville Annual Drinking Water System Report |
| Midhurst | Chlorine | Springwater (Midhurst) Annual Drinking Water System Report |
| Midhurst Valley | Chlorine | Springwater (Midhurst Valley) Annual Drinking Water System Report |
| Midland | Chlorine | Midland Drinking Water Annual Summary Report |
| Mildmay | Chlorine | South Bruce (Mildmay) Annual Drinking Water System Report |
| Millbrook | Chlorine | Cavan Monaghan (Millbrook) Drinking Water System Annual Report |
| Milton (Lake-based zone, Halton Lake-Based Water System) | Chlorine | Halton Region (Burlington, Burloak and Oakville WTPs) Drinking Water Quality Report |
| Milton (Well-based zone) | Chlorine | Halton Region (Milton) Drinking Water Quality Report |
| Milverton | Chlorine | Perth East (Milverton) Annual Drinking Water Report |
| Mindemoya | Chlorine | Mindemoya Water Treatment Annual and Summary Report |
| Minden | Chlorine | Minden Hills (Minden) Annual Drinking Water Report |
| Minesing | Chlorine | Springwater (Minesing) Annual Drinking Water System Report |
| Minto Pines Subdivision | Chlorine | Town of Minto (Minto Pines Subdivision) Annual Drinking Water Report |
| Mississauga (South Peel Water System) | Chlorine | Peel Region (South Peel) Annual Water Quality Report |
| Mitchell | Chlorine | West Perth (Mitchell) Annual Drinking Water and Summary Report |
| Molesworth | Chlorine | North Perth (Molesworth) Annual Drinking Water Report |
| Mono Mills (Caledon Village Water System) | Chlorine | Peel Region (Caledon Village and Alton) Annual Water Quality Report |
| Montague (Atironto Subdivision) | Chlorine | Smiths Falls Annual Drinking Water System Report |
| Monteith | Chlorine | Monteith Distribution System Annual Report |
| Moorefield | Chlorine | Mapleton (Moorefield) Annual Drinking Water System Report |
| Mooretown (St. Clair) | Chlorine | St. Clair Township Distribution System Annual Report |
| Moose Creek | Chlorine | North Stormont (Moose Creek) Annual Drinking Water System Report |
| Moosonee | Chlorine | Moosonee Annual Drinking Water System Report |
| Morrisburg (South Dundas Regional) | Chlorine | South Dundas Regional Drinking Water System Annual Report |
| Mount Albert | Chlorine | York Region (Mount Albert) Annual Drinking Water System Quality Report |
| Mount Brydges (Strathroy-Caradoc Distribution System) | Chlorine | Strathroy-Caradoc Annual Water Report |
| Mount Elgin | Chlorine | Mount Elgin Annual Drinking Water System Report |
| Mount Forest | Chlorine | Wellington North (Mount Forest) Annual and Summary Report |
| Mount Pleasant (County of Brant) | Chlorine | Brant (Mount Pleasant) Annual Drinking Water System Report |
| Munster | Chlorine | City of Ottawa (Munster) Drinking Water Summary Report |
| Murdoch Glen (Huron-Kinloss Lakeshore System) | Chlorine | Huron-Kinloss Lakeshore Drinking Water System Annual Report |
| Nairn Centre | Chlorine | Nairn and Hyman (Nairn Centre) Water Treatment Plant Annual Report |
| Nakina | Chlorine | Greenstone Annual Drinking Water Reports (Nakina) |
| Napanee | Chlorine | Greater Napanee (A.L. Dafoe) Annual Drinking Water System Report |
| Neustadt | Chlorine | West Grey (Neustadt) Annual Drinking Water System Report |
| New Dundee (New Dundee Drinking Water System) | Chlorine | Region of Waterloo (New Dundee) Annual Water Quality Report |
| New Hamburg (New Hamburg/Baden Drinking Water System) | Chlorine | Region of Waterloo (New Hamburg/Baden) Annual Water Quality Report |
| New Liskeard (Temiskaming Shores) | Chlorine | Temiskaming Shores (New Liskeard) Annual Summary Report |
| New Lowell | Chlorine | Clearview (New Lowell) Drinking Water System Compliance Report |
| New Toronto (City of Toronto Water System) | Chloramine | City of Toronto Drinking Water Analysis Summary |
| Newbury | Chlorine | Newbury Distribution System Annual Report |
| Newcastle | Chlorine | Durham Region (Newcastle) Annual Water Quality Report |
| Newington | Chlorine | South Stormont (Newington) Annual Drinking Water System Report |
| Newmarket | Chloramine | Newmarket Annual Water Quality and Performance Report |
| Newtonville (Newcastle System) | Chlorine | Durham Region (Newcastle) Annual Water Quality Report |
| Niagara Falls (Niagara Falls WTP) | Chlorine | Niagara Region (Niagara Falls WTP) Annual Water Quality Report |
| Niagara-on-the-Lake (DeCew Falls WTP area) | Chlorine | Niagara Region (DeCew Falls WTP) Annual Water Quality Report |
| Niagara-on-the-Lake (Niagara Falls WTP area) | Chlorine | Niagara Region (Niagara Falls WTP) Annual Water Quality Report |
| Nipigon | Chlorine | Nipigon Water Treatment Plant Annual Report |
| Nobel | Chlorine | McDougall (Nobel) Annual Drinking Water System Report |
| Nobleton | Chlorine | King Township (Nobleton) Annual Drinking Water System Report |
| Norland | Chlorine | Kawartha Lakes (Norland) Annual Drinking Water Report |
| North Aldershot - Burlington (Hamilton supply) | Chloramine | Halton Region Analytical Averages of Distribution System Water |
| North Bay | Chlorine | North Bay Drinking Water Summary Report |
| North York (City of Toronto Water System) | Chloramine | City of Toronto Drinking Water Analysis Summary |
| Norwich | Chlorine | Oxford South Annual Drinking Water System Report |
| Norwood | Chlorine | Asphodel-Norwood (Norwood) Drinking Water System Annual Report |
| Nottawa / McKean | Chlorine | Clearview (Nottawa) Drinking Water System Compliance Report |
| Oakville (Halton Lake-Based Water System) | Chlorine | Halton Region (Burlington, Burloak and Oakville WTPs) Drinking Water Quality Report |
| Odessa (Fairfield WTP) | Chlorine | Loyalist Township (Odessa) Drinking Water Systems Annual Summary Report |
| Oil Springs | Chlorine | Oil Springs Water Distribution System Annual Report |
| Oliphant | Chlorine | South Bruce Peninsula (Oliphant) Summary and Annual Drinking Water Reports |
| Omemee | Chlorine | Kawartha Lakes (Omemee) Annual Drinking Water Report |
| Onaping, Levack | Chlorine | Greater Sudbury Annual Water Quality Data Report (Onaping/Levack) |
| Orangeville | Chlorine | Orangeville Annual Drinking Water System Report |
| Orillia (Water Filtration Plant) | Chlorine | Orillia Annual Drinking Water System and Summary Report |
| Orillia (West Orillia Well) | Chlorine | Orillia Annual Drinking Water System and Summary Report |
| Orono | Chlorine | Durham Region (Orono) Annual Water Quality Report |
| Oshawa (Oshawa, Whitby and Ajax System) | Chlorine | Durham Region (Oshawa, Whitby and Ajax) Annual Water Quality Report |
| Ottawa (Urban) | Chloramine | City of Ottawa (Britannia) Drinking Water Summary Report, City of Ottawa (Lemieux Island) Drinking Water Summary Report |
| Otterville | Chlorine | Oxford South Annual Drinking Water System Report |
| Owen Sound | Chlorine | Owen Sound Annual Drinking Water System Report |
| Oxenden | Chlorine | Georgian Bluffs (Oxenden) Section 11 Annual Report |
| Paisley (Arran-Elderslie Water System) | Chlorine | Arran-Elderslie Water Works Operation and Maintenance Annual Report |
| Palgrave (Palgrave System) | Chlorine | Peel Region (Palgrave and Caledon East) Annual Water Quality Report |
| Palmerston | Chlorine | Town of Minto (Palmerston) Annual Drinking Water Report |
| Paris (County of Brant) | Chlorine | Brant (Paris) Annual Drinking Water System Report |
| Park Lane Subdivision | Chlorine | Ramara (Park Lane) Annual Drinking Water System Report |
| Parkhill (North Middlesex Distribution System) | Chlorine | North Middlesex Annual Water Report |
| Parry Sound | Chlorine | Parry Sound Drinking Water System Summary Report |
| Peats Point Subdivision | Chlorine | Prince Edward County (Peat's Point) Drinking Water Annual Report |
| Pelham (Welland WTP) | Chlorine | Town of Pelham Annual Water Quality Report |
| Penetanguishene | Chlorine | Penetanguishene (Payette Drinking Water System) Annual Report |
| Pennorth | Chlorine | Township of Tiny (Pennorth) Annual Drinking Water System Report |
| Perkinsfield | Chlorine | Township of Tiny (Perkinsfield) Annual Drinking Water System Report |
| Perth | Chlorine | Perth Annual Drinking Water System Report |
| Petawawa | Chlorine | Petawawa Annual Drinking Water System Report |
| Peterborough | Chlorine | Peterborough Annual Drinking Water Report |
| Petersburg (Petersburg Drinking Water System) | Chlorine | Region of Waterloo (Petersburg) Annual Water Quality Report |
| Petrolia | Chlorine | Petrolia Drinking Water System Inspection Report (MECP) |
| Phelpston | Chlorine | Springwater (Phelpston) Annual Drinking Water System Report |
| Pickering (Oshawa, Whitby and Ajax System) | Chlorine | Durham Region (Oshawa, Whitby and Ajax) Annual Water Quality Report |
| Pickle Lake | Chlorine | Pickle Lake Annual Drinking Water System Report |
| Picton | Chlorine | Prince Edward County (Picton) Drinking Water Annual Report |
| Pinewood | Chlorine | Kawartha Lakes (Pinewood) Annual Drinking Water Report |
| Plantagenet (Lefaivre WTP supply) | Chloramine | Alfred-Plantagenet (Lefaivre) Annual Drinking Water Report |
| Plattsville | Chlorine | Plattsville Annual Drinking Water System Report |
| Pleasant Point | Chlorine | Kawartha Lakes (Pleasant Point) Annual Drinking Water Report |
| Point Anne | Chlorine | Belleville and Point Anne Summary and Annual Reports |
| Point Clark (Huron-Kinloss Lakeshore System) | Chlorine | Huron-Kinloss Lakeshore Drinking Water System Annual Report |
| Point Edward | Chlorine | Point Edward (Lambton Area Water Supply System) Annual Water Report |
| Porquis Junction | Chlorine | Porquis Junction Annual Drinking Water System Report |
| Port Arthur (Bare Point WTP) | Chlorine | City of Thunder Bay Drinking Water Quality Report |
| Port Burwell (Bayham Distribution System) | Chlorine | Bayham Distribution System Annual Water Report |
| Port Carling | Chlorine | District of Muskoka (Port Carling - Ferndale) Annual Drinking Water System Report |
| Port Colborne (Port Colborne WTP) | Chlorine | Port Colborne Distribution System Annual Drinking Water Quality Report |
| Port Dover | Chlorine | Norfolk County (Port Dover) Annual Drinking Water System Report |
| Port Elgin (Saugeen Shores Water System) | Chlorine | Saugeen Shores Annual Drinking Water System Report |
| Port Franks (East Lambton Shores) | Chlorine | Lambton Shores (East) Annual Drinking Water System Report |
| Port Hope | Chlorine | Port Hope Drinking Water System Annual and Summary Report |
| Port McNicoll (Tay Area) | Chlorine | Township of Tay (Tay Area) Annual Drinking Water System Report |
| Port Perry | Chlorine | Durham Region (Port Perry) Annual Water Quality Report |
| Port Robinson / Thorold (Niagara Falls WTP area) | Chlorine | Niagara Region (Niagara Falls WTP) Annual Water Quality Report |
| Port Rowan | Chlorine | Norfolk County (Port Rowan) Annual Drinking Water System Report |
| Port Severn | Chlorine | District of Muskoka (Port Severn) Drinking Water System Annual Report |
| Port Stanley (Central Elgin Distribution System) | Chlorine | Central Elgin Distribution System Summary and Annual Report |
| Port Sydney | Chlorine | District of Muskoka (Port Sydney) Annual Drinking Water System Report |
| Pottawatomi | Chlorine | Georgian Bluffs (Pottawatomi) Section 11 Annual Report |
| Powassan | Chlorine | Powassan Annual Drinking Water System Report |
| Prescott | Chlorine | Prescott Annual Drinking Water System Report |
| Princeton (Drumbo-Princeton Water System) | Chlorine | Drumbo-Princeton Annual Drinking Water System Report |
| Pronto East Subdivision | Chlorine | Township of The North Shore (Pronto East) DWS Annual & Summary Reports |
| Queensville | Chloramine | York Region (Sharon/Queensville) Annual Drinking Water System Quality Report |
| Quinte West (Trenton Water System) | Chlorine | Quinte West (Trenton) Annual Drinking Water System Report |
| Rainy River | Chlorine | Rainy River Annual Drinking Water System Report |
| Ramore | Chlorine | Ramore Drinking Water System Annual Performance Report |
| Rayko | Chlorine | Township of Tiny (Rayko) Annual Drinking Water System Report |
| Red Lake | Chlorine | Red Lake Annual Drinking Water System Report |
| Redwood Estates | Chlorine | South Glengarry (Redwood Estates) Annual Drinking Water Report |
| Renfrew | Chlorine | Renfrew Annual Drinking Water Report |
| Richmond (Bayham) | Chlorine | Richmond Community Drinking Water System Annual Water Report |
| Richmond (Kings Park) | Chlorine | City of Ottawa (Kings Park) Drinking Water Summary Report |
| Richmond Hill (York Water System) | Chloramine | York Region (Richmond Hill) Drinking Water Quality |
| Richmond West | Chlorine | City of Ottawa (Richmond West) Drinking Water Summary Report |
| Ridgetown | Chlorine | Chatham-Kent (Ridgetown) Annual Drinking Water System Report |
| Ripley | Chlorine | Huron-Kinloss (Ripley) Drinking Water System Annual Report |
| Robin Crest | Chlorine | Oro-Medonte (Robin Crest) Annual Drinking Water Report |
| Rockland | Chloramine | Clarence-Rockland (Rockland) Annual Drinking Water System Report |
| Rockwood (Guelph/Eramosa) | Chlorine | Guelph/Eramosa (Rockwood and Hamilton Drive) Annual Drinking Water Report |
| Rope | Chlorine | Township of Tay (Rope) Annual Drinking Water System Report |
| Rosedale Terrace (St Andrews/Rosedale Terrace) | Chlorine | South Stormont (St Andrews/Rosedale Terrace) Annual Water Report |
| Rosemont | Chlorine | Adjala-Tosorontio (Rosemont) Annual Drinking Water System Report |
| Roseville (Roseville Drinking Water System) | Chlorine | Region of Waterloo (Roseville) Annual Water Quality Report |
| Rosslyn Village Subdivision | Chlorine | Oliver Paipoonge (Rosslyn Village) Annual Drinking Water Report |
| Rossmore (Rossmore/Fenwood Gardens Distribution System) | Chlorine | Prince Edward County (Rossmore/Fenwood Gardens) Drinking Water Annual Report |
| Russell (City of Ottawa supply) | Chloramine | Township of Russell Annual Drinking Water Report |
| S.A.M. | Chlorine | Central Huron (SAM) Annual Drinking Water System Report |
| Sandcastle Estates (Severn) | Chlorine | Severn (Sandcastle Estates) Drinking Water System Summary Report |
| Sandhurst Shores | Chlorine | Greater Napanee (Sandhurst Shores) Annual Drinking Water System Report |
| Sarnia (Lambton Area Water Supply System) | Chlorine | Lambton Area Water Supply System Annual Drinking Water Report |
| Sauble Beach (Amabel-Sauble) | Chlorine | South Bruce Peninsula (Amabel-Sauble) Summary and Annual Drinking Water Reports |
| Sault Ste. Marie | Chlorine | PUC Sault Ste. Marie DWS Annual & Summary Report |
| Sawlog Bay | Chlorine | Township of Tiny (Sawlog Bay) Annual Drinking Water System Report |
| Scarborough (City of Toronto Water System) | Chloramine | City of Toronto Drinking Water Analysis Summary |
| Schreiber | Chlorine | Schreiber Drinking Water System Annual and Summary Report |
| Scott Point | Chlorine | Kincardine (Scott Point) Annual Water Summary Report |
| Seaforth | Chlorine | Huron East (Seaforth) Annual Water Report |
| Sebringville | Chlorine | Perth South (Sebringville) Annual Drinking Water Report |
| Severn Estates | Chlorine | Severn (Severn Estates) Drinking Water System Summary Report |
| Shakespeare | Chlorine | Perth East (Shakespeare) Annual Drinking Water Report |
| Shallow Lake | Chlorine | Georgian Bluffs (Shallow Lake) Section 11 Annual Report |
| Shanty Bay | Chlorine | Oro-Medonte (Shanty Bay) Annual Drinking Water Report |
| Sharon (Queensville system) | Chloramine | York Region (Sharon/Queensville) Annual Drinking Water System Quality Report |
| Sheguiandah | Chlorine | NEMI (Sheguiandah) Water Treatment Facility Annual Report |
| Shelburne | Chlorine | Shelburne Annual Drinking Water System Report |
| Shingletown (Shingletown Drinking Water System) | Chlorine | Region of Waterloo (Shingletown) Annual Water Quality Report |
| Simcoe | Chlorine | Norfolk County (Simcoe) Annual Drinking Water System Report |
| Sioux Lookout | Chlorine | Sioux Lookout Annual Drinking Water System Report |
| Smiths Falls | Chlorine | Smiths Falls Annual Drinking Water System Report |
| Smithville (Grimsby WTP) | Chlorine | West Lincoln (Smithville) Annual Drinking Water Quality Report |
| Smooth Rock Falls | Chloramine | Smooth Rock Falls Annual Compliance and Summary Drinking Water Report |
| Snake Road - Burlington (Hamilton supply) | Chloramine | Halton Region (Snake Road) Drinking Water Quality Report |
| Snow Valley | Chlorine | Springwater (Snow Valley) Annual Drinking Water System Report |
| Sombra (St. Clair) | Chlorine | St. Clair Township Distribution System Annual Report |
| Somerset (Somerset/Knob Hill Distribution System) | Chlorine | Ramara (Somerset/Knob Hill) Annual Drinking Water System Report |
| Sonya | Chlorine | Kawartha Lakes (Sonya) Annual Drinking Water Report |
| South Caledon | Chlorine | Peel Region (South Caledon) Water Quality Report |
| South Ramara | Chlorine | Ramara (South Ramara) Annual Drinking Water System Report |
| South River | Chlorine | South River Annual/Summary Drinking Water Report |
| Southampton (Saugeen Shores Water System) | Chlorine | Saugeen Shores Annual Drinking Water System Report |
| Southview Estates | Chlorine | Kawartha Lakes (Southview Estates) Annual Drinking Water Report |
| Spanish | Chlorine | Town of Spanish Annual Drinking Water System Report |
| Springford | Chlorine | Oxford South Annual Drinking Water System Report |
| St-Isidore (Lefaivre WTP supply) | Chloramine | Nation Municipality (St-Isidore) Drinking Water System Report |
| St. Agatha (St. Agatha Distribution System) | Chloramine | Wilmot (St. Agatha) Annual Drinking Water System Report |
| St. Andrews West (St Andrews/Rosedale Terrace) | Chlorine | South Stormont (St Andrews/Rosedale Terrace) Annual Water Report |
| St. Catharines (DeCew Falls WTP) | Chlorine | Niagara Region (DeCew Falls WTP) Annual Water Quality Report |
| St. Clements (St. Clements - Heidelberg Drinking Water System) | Chlorine | Region of Waterloo (St. Clements) Annual Water Quality Report |
| St. George (County of Brant) | Chlorine | Brant (St. George) Annual Drinking Water System Report |
| St. Jacobs (Woolwich North Distribution System) | Chloramine | Woolwich North Distribution System Annual Report |
| St. Marys | Chlorine | St. Marys Annual Drinking Water System Report |
| St. Pauls | Chlorine | Perth South (St. Pauls) Annual Drinking Water Report |
| St. Thomas (St. Thomas Distribution System) | Chlorine | St. Thomas Water Distribution System Summary Report |
| St. Williams (Port Rowan Water System) | Chlorine | Norfolk County (Port Rowan) Annual Drinking Water System Report |
| Stayner | Chlorine | Clearview (Stayner) Drinking Water System Compliance Report |
| Stirling | Chlorine | Stirling-Rawdon (Stirling) Drinking Water Annual Report |
| Stoney Creek (Hamilton Woodward WTP) | Chloramine | City of Hamilton Drinking Water Systems Annual Water Quality Report |
| Stoney Point | Chlorine | Lakeshore (Stoney Point) Drinking Water System Summary Report |
| Stouffville/Whitchurch | Chlorine | York Region (Stouffville) Annual Drinking Water System Quality Report |
| Straffordville (Bayham Distribution System) | Chlorine | Bayham Distribution System Annual Water Report |
| Stratford | Chlorine | Stratford Annual Water Quality Report |
| Strathroy (Strathroy-Caradoc Distribution System) | Chlorine | Strathroy-Caradoc Annual Water Report |
| Stroud | Chlorine | InnServices (Innisfil - Stroud) Annual Summary Report |
| Sturgeon Falls | Chlorine | West Nipissing (Sturgeon Falls) Annual Drinking Water System Report |
| Sudbury (David Street WTP) | Chlorine | Greater Sudbury (David St.) Annual Water Quality Report |
| Sudbury (Wanapitei WTP) | Chlorine | Greater Sudbury (Wanapitei) Annual Water Quality Report |
| Sugar Bush | Chlorine | Oro-Medonte (Sugar Bush) Annual Drinking Water Report |
| Sunderland | Chlorine | Durham Region (Sunderland) Annual Water Quality Report |
| Sunsite Estates Subdivision | Chlorine | Sunsite Estates Water Treatment Plant Annual Report |
| Sutton (Georgina Water System) | Chlorine | York Region (Georgina) Annual Drinking Water System Quality Report |
| Sydenham | Chloramine | Utilities Kingston (Sydenham) WTP Annual Report |
| Tara | Chlorine | Tara Water Works Operation and Maintenance Annual Report |
| Tavistock | Chlorine | Tavistock Annual Drinking Water System Report |
| Tecumseh (Windsor Utilities Commission) | Chlorine | Tecumseh Distribution System Annual Report |
| Tee Pee Point | Chlorine | Township of Tiny (Tee Pee Point) Annual Drinking Water System Report |
| Teeswater | Chlorine | South Bruce (Teeswater) Annual Drinking Water System Report |
| Temagami North | Chlorine | Temagami North Annual/Summary Drinking Water Report |
| Temagami South | Chlorine | Temagami South Annual/Summary Drinking Water Report |
| Terra Cotta (Cheltenham Water System) | Chlorine | Peel Region (Cheltenham) Annual Water Quality Report |
| Terrace Bay | Chlorine | Terrace Bay Annual Drinking Water System Report |
| Thamesford | Chlorine | Thamesford Annual Drinking Water System Report |
| Thamesville (Chatham Water System) | Chlorine | Chatham-Kent (Chatham) Annual Drinking Water System Summary Report |
| Thedford (East Lambton Shores) | Chlorine | Lambton Shores (East) Annual Drinking Water System Report |
| Thornbury | Chlorine | Town of The Blue Mountains Annual Compliance Report |
| Thorndale | Chlorine | Thorndale Annual Drinking Water System Report |
| Thornhill (York Water System) | Chloramine | York Region (Thornhill) Drinking Water Quality |
| Thornton | Chlorine | Essa (Thornton) Annual Drinking Water System Report |
| Thorold (DeCew Falls WTP area) | Chlorine | Niagara Region (DeCew Falls WTP) Annual Water Quality Report |
| Thorold (Welland WTP area) | Chlorine | Niagara Region (Welland WTP) Annual Water Quality Report |
| Thunder Bay (Bare Point WTP) | Chlorine | City of Thunder Bay Drinking Water Quality Report |
| Thunder Bay (Tiny Township) | Chlorine | Township of Tiny (Thunder Bay) Annual Drinking Water System Report |
| Tilbury (Wheatley Water System) | Chlorine | Chatham-Kent (Wheatley) Annual Drinking Water System Summary Report |
| Tillsonburg | Chlorine | Tillsonburg Annual Drinking Water System Report |
| Timmins | Chlorine | Timmins Drinking Water Annual Report |
| Tiverton | Chlorine | Kincardine (Tiverton) Annual Water Summary Report |
| Toronto (City of Toronto Water System) | Chloramine | City of Toronto Drinking Water Analysis Summary |
| Tottenham (New Tecumseth Water System) | Chlorine | New Tecumseth Annual Drinking Water System Report |
| Townsend (Nanticoke WTP) | Chlorine | Haldimand County (Nanticoke) Annual Water Quality Report |
| Trentview Estates | Chlorine | Trentview Estates Distribution System Annual Report |
| Tweed | Chlorine | Tweed Drinking Water System Annual Water Report |
| Underwood | Chlorine | Kincardine (Underwood) Annual Water Summary Report |
| Union (Central Elgin Distribution System) | Chlorine | Central Elgin Distribution System Summary and Annual Report |
| Uxbridge | Chlorine | Durham Region (Uxbridge) Annual Water Quality Report |
| Val Caron (Valley Drinking Water System) | Chlorine | Greater Sudbury (Blezard Valley - Capreol) Annual Water Quality Report |
| Val Gagne | Chlorine | Val Gagne Drinking Water System Annual Performance Report |
| Val Harbour Subdivision | Chlorine | Ramara (Val Harbour) Annual Drinking Water System Report |
| Val Rita | Chlorine | Val Rita Drinking Water System Annual Compliance and Summary Report |
| Val Therese (Valley Drinking Water System) | Chlorine | Greater Sudbury (Blezard Valley - Capreol) Annual Water Quality Report |
| Vanastra | Chlorine | Huron East (Vanastra) Annual Water Report |
| Vandewetering | Chlorine | Central Huron (Vandewetering) Annual Drinking Water System Report |
| Vanier Woods | Chlorine | Township of Tiny (Vanier Woods) Annual Drinking Water System Report |
| Vankleek Hill (Hawkesbury Water System) | Chloramine | Champlain (Vankleek Hill) Annual Drinking Water Report |
| Varna | Chlorine | Varna Drinking Water System Annual Water Report |
| Vars | Chlorine | City of Ottawa (Vars) Drinking Water Summary Report |
| Vaughan (York Water System) | Chloramine | City of Vaughan Annual Summary Report (Water Distribution System) |
| Verner | Chlorine | West Nipissing (Verner) Annual Drinking Water System Report |
| Vespra Downs Subdivision | Chlorine | Springwater (Vespra Downs Subdivision) Annual Drinking Water System Report |
| Victoria Harbour (Tay Area) | Chlorine | Township of Tay (Tay Area) Annual Drinking Water System Report |
| Victoria Place | Chlorine | Kawartha Lakes (Victoria Place) Annual Drinking Water Report |
| Vienna (Bayham Distribution System) | Chlorine | Bayham Distribution System Annual Water Report |
| Virginiatown (Virginiatown-Kearns) | Chlorine | McGarry (Virginiatown-Kearns) Quarterly Operations Report |
| Waldemar | Chlorine | Waldemar Annual Drinking Water System Report |
| Walkerton | Chlorine | Brockton (Walkerton) Annual Drinking Water System Report |
| Wallaceburg | Chlorine | Chatham-Kent (Wallaceburg) Annual Drinking Water System Summary Report |
| Wallacetown (Dutton-Dunwich Distribution System) | Chlorine | Dutton Dunwich Annual Compliance Report |
| Walter's Falls | Chlorine | Chatsworth (Walter's Falls) Annual Drinking Water System Report |
| Wardsville (Southwest Middlesex) | Chlorine | Southwest Middlesex Distribution System Summary Report |
| Warkworth | Chlorine | Trent Hills (Warkworth) Annual Drinking Water Report |
| Warminster | Chlorine | Oro-Medonte (Warminster) Annual Drinking Water Report |
| Warren | Chlorine | Greater Sudbury (Warren) Annual Drinking Water System Report |
| Wasaga Beach | Chlorine | Wasaga Beach Annual Drinking Water System Report |
| Washago | Chlorine | Severn (Washago) Drinking Water System Summary Report |
| Waterdown (Hamilton Woodward WTP) | Chloramine | City of Hamilton Drinking Water Systems Annual Water Quality Report |
| Waterford | Chlorine | Norfolk County (Waterford) Annual Drinking Water System Report |
| Waterloo (Region of Waterloo Integrated Urban System) | Chloramine | Region of Waterloo (Waterloo) Annual Water Quality Report |
| Waubaushene (Tay Area) | Chlorine | Township of Tay (Tay Area) Annual Drinking Water System Report |
| Wawa | Chlorine | Wawa Drinking Water System Summary and Annual Report |
| Weca | Chlorine | Adjala-Tosorontio (Weca) Drinking Water System Performance Report |
| Welland (Welland WTP) | Chlorine | Welland Distribution System Annual Water Quality Report |
| Wellesley (Wellesley Drinking Water System) | Chlorine | Region of Waterloo (Wellesley) Annual Water Quality Report |
| Wellington (Prince Edward County) | Chlorine | Prince Edward County (Wellington) Drinking Water Annual Report |
| Wendover | Chlorine | Wendover Annual Drinking Water System Report |
| West Lincoln (Grimsby WTP) | Chlorine | West Lincoln (Smithville) Annual Drinking Water Quality Report |
| West Lorne, Rodney (Tri-County Drinking Water System) | Chlorine | Tri-County Drinking Water System Summary Report |
| West Lorne, Rodney (West Elgin Distribution System) | Chlorine | West Elgin Distribution System Summary Report |
| West Montrose (Woolwich North Distribution System) | Chloramine | Woolwich North Distribution System Annual Report |
| Western Trent | Chlorine | Kawartha Lakes (Western Trent) Annual Drinking Water Report |
| Weston (City of Toronto Water System) | Chloramine | City of Toronto Drinking Water Analysis Summary |
| Westport | Chlorine | Village of Westport Drinking Water System Operational Plan |
| Westshore (Severn) | Chlorine | Severn (Westshore) Drinking Water System Summary Report |
| Wheatley | Chlorine | Chatham-Kent (Wheatley) Annual Drinking Water System Summary Report |
| Whippoorwill | Chlorine | Township of Tiny (Whippoorwill) Annual Drinking Water System Report |
| Whitby (Oshawa, Whitby and Ajax System) | Chlorine | Durham Region (Oshawa, Whitby and Ajax) Annual Water Quality Report |
| White River | Chlorine | White River Annual Summary Report |
| Whitechurch | Chlorine | Huron-Kinloss (Whitechurch) Drinking Water System Annual Report |
| Wiarton | Chlorine | South Bruce Peninsula (Wiarton) Summary and Annual Drinking Water Reports |
| Winchester (North Dundas Drinking Water System) | Chlorine | North Dundas Annual Drinking Water System Report |
| Windsor (Windsor Utilities Commission) | Chlorine | Windsor Utilities Commission (City of Windsor) Annual Drinking Water System Report |
| Wingham | Chlorine | North Huron (Wingham) Annual Drinking Water Report |
| Winona (Fifty Road subsystem, Grimsby WTP supply) | Chlorine | City of Hamilton (Fifty Road Subsystem) Drinking Water Systems Annual Water Quality Report |
| Woodbridge (Vaughan) | Chloramine | City of Vaughan Annual Summary Report (Water Distribution System) |
| Woodfield | Chlorine | Kawartha Lakes (Woodfield) Annual Drinking Water Report |
| Woodland Acres Subdivision | Chlorine | Selwyn (Woodland Acres) Annual Drinking Water System Report |
| Woodland Beach | Chlorine | Township of Tiny (Woodland Beach) Annual Drinking Water System Report |
| Woodroffe (Ottawa) | Chloramine | City of Ottawa (Britannia) Drinking Water Summary Report |
| Woodstock | Chlorine | Woodstock Annual Drinking Water System Report |
| Woodville | Chlorine | Kawartha Lakes (Woodville) Annual Drinking Water Report |
| Wyevale | Chlorine | Township of Tiny (Wyevale) Annual Drinking Water System Report |
| Wyoming (Plympton-Wyoming Distribution System) | Chlorine | Wyoming (Lambton Area Water Supply System) Annual Water Report |
| Zurich (Hensall-Zurich Distribution System) | Chlorine | Hensall-Zurich Distribution System Annual Water Report |
