| 1996 | 1999 | |||
| bypass | spill | bypass | spill | |
| Ailsa Craig (village) | 4 | 0 | 2 | 0 |
| Ajax (town) | 0 | 1 | 1 | 0 |
| Armstrong twp. | 3 | 1 | 4 | 1 |
| Arnprior (town) | 12 | 0 | 6 | 0 |
| Artemesia twp. | 0 | 0 | 0 | 1 |
| Atikokan twp. | 9 | 1 | 11 | 1 |
| Aurora (town) | 3 | 1 | 0 | 1 |
| Aylmer (town) | 0 | 0 | 0 | 1 |
| Barrie (city) | 0 | 3 | 0 | 1 |
| Barry's Bay (village) | 0 | 1 | 0 | 0 |
| Belleville(city) | 3 | 2 | 0 | 0 |
| Black River, Matheson twp. | 5 | 1 | 3 | 2 |
| Blind River (town) | 8 | 1 | 0 | 0 |
| Bobcaygeon-Verulam (Municipality) | 2 | 0 | 0 | 0 |
| Bradford-West Gwillimbury (town) | 0 | 0 | 0 | 1 |
| Brampton(city) | 0 | 1 | 1 | 2 |
| Brant County (city) | 1 | 0 | 0 | 1 |
| Brant-on-the-Grand (city) | 0 | 0 | 0 | 1 |
| Brantford (city) | 0 | 0 | 0 | 1 |
| Brighton twp. | 0 | 1 | 0 | 0 |
| Brock twp. | 2 | 6 | 0 | 0 |
| Brockton (Municipality) | 0 | 0 | 1 | 1 |
| Brockville(city) | 0 | 1 | 0 | 0 |
| Burlington(city) | 1 | 4 | 0 | 0 |
| Caledon (town) | 0 | 0 | 0 | 1 |
| Cambridge(city) | 5 | 1 | 5 | 1 |
| Capreol (town) | 0 | 0 | 1 | 0 |
| Cardinal (village) | 1 | 1 | 0 | 0 |
| Carleton Place (town) | 4 | 1 | 1 | 0 |
| Casselman (village) | 0 | 1 | 0 | 0 |
| Centre Wellington twp. | 4 | 2 | 3 | 0 |
| Champlain twp. | 5 | 0 | 6 | 0 |
| Chapleau twp. | 1 | 0 | 0 | 0 |
| Clarence-Rockland (city) | 0 | 0 | 1 | 1 |
| Clarington Municipality | 1 | 1 | 0 | 0 |
| Clearview twp. | 0 | 1 | 0 | 1 |
| Cobourg (town) | 0 | 1 | 1 | 2 |
| Cornwall(city) | 0 | 2 | 0 | 0 |
| Delhi twp. | 0 | 0 | 0 | 1 |
| Deseronto (town) | 3 | 0 | 1 | 1 |
| Dundas (town) | 0 | 2 | 0 | 2 |
| Dunnville (town) | 1 | 0 | 0 | 0 |
| Dymond twp. | 0 | 0 | 2 | 0 |
| Dysart,Bruton, Clyde twp | 0 | 1 | 0 | 0 |
| Ear Falls twp. | 0 | 4 | 0 | 1 |
| East Luther Grand Valley twp. | 6 | 0 | 0 | 0 |
| Elliot Lake (city) | 1 | 0 | 0 | 1 |
| Espanola (town) | 1 | 2 | 0 | 0 |
| Essa twp. | 1 | 2 | 0 | 0 |
| Exeter (town) | 0 | 0 | 1 | 0 |
| Faffray and Melick twp. | 0 | 0 | 0 | 2 |
| Fauquier-Strickland twp. | 0 | 0 | 0 | 1 |
| Fenelon Falls (village) | 0 | 0 | 0 | 1 |
| Flamborough (town) | 0 | 0 | 0 | 1 |
| Fort Erie (town) | 19 | 1 | 3 | 0 |
| Fort Frances (town) | 1 | 0 | 0 | 0 |
| Gananoque (separated town) | 2 | 1 | 3 | 2 |
| Georgina (town) | 0 | 4 | 0 | 1 |
| Geraldton (town) | 25 | 4 | 15 | 0 |
| Gloucester(city) | 2 | 2 | 3 | 0 |
| Goderich (town) | 0 | 1 | 0 | 0 |
| Grand Bend (village) | 1 | 0 | 0 | 0 |
| Gravenhurst (town) | 0 | 1 | 0 | 0 |
| Greater Napanee (town) | 0 | 1 | 0 | 1 |
| Grimsby (town) | 10 | 5 | 16 | 1 |
| Guelph (city) | 0 | 0 | 4 | 3 |
| Haileybury (town) | 1 | 1 | 2 | 0 |
| Haldimand Norfolk RM | 1 | 0 | 0 | 0 |
| Haldimand (town) | 40 | 5 | 7 | 0 |
| Halton Hills (town) | 3 | 0 | 1 | 0 |
| Hamilton(city) | 3 | 6 | 2 | 13 |
| Hastings (village) | 1 | 0 | 0 | 0 |
| Havelock-Belmont-Methuen twp. | 0 | 0 | 1 | 0 |
| Hawkesbury (town) | 23 | 0 | 16 | 0 |
| Hearst (town) | 0 | 1 | 2 | 0 |
| Hornepayne twp. | 2 | 0 | 0 | 0 |
| Huntsville (town) | 2 | 2 | 0 | 1 |
| Huron Shores (Municipality) | 1 | 0 | 0 | 0 |
| Innisfil (town) | 2 | 2 | 0 | 0 |
| Innisfil (town), | 0 | 1 | 0 | 0 |
| Iroquois Falls (town) | 8 | 1 | 18 | 3 |
| Kapuskasing (town) | 4 | 1 | 4 | 1 |
| Kenora(city) | 2 | 14 | 1 | 7 |
| Kenora district | 0 | 0 | 0 | 1 |
| King twp. | 1 | 1 | 0 | 1 |
| Kingston(city) | 15 | 3 | 12 | 4 |
| Kirkland Lake (town) | 6 | 0 | 7 | 0 |
| Kitchener(city) | 0 | 4 | 0 | 1 |
| Lakeshore (town) | 7 | 0 | 1 | 0 |
| LaSalle (town) | 0 | 0 | 0 | 1 |
| Lincoln (town) | 2 | 2 | 1 | 1 |
| Lindsay (town) | 9 | 7 | 6 | 6 |
| London(city) | 10 | 5 | 3 | 7 |
| Longlac (town) | 1 | 10 | 1 | 3 |
| Loyalist twp. | 4 | 0 | 3 | 0 |
| Manitoulin district | 0 | 0 | 0 | 1 |
| Manitouwadge twp. | 1 | 0 | 0 | 0 |
| Marmora (village) | 0 | 0 | 0 | 1 |
| Marmora and Lake twp. | 1 | 0 | 0 | 0 |
| McGarry twp. | 3 | 0 | 2 | 1 |
| Meaford (town) | 1 | 1 | 0 | 0 |
| Merrickville-Wolford (village) | 1 | 0 | 0 | 0 |
| Milton (town) | 1 | 0 | 4 | 0 |
| Minto (town) | 1 | 1 | 0 | 0 |
| Mississauga(city) | 7 | 6 | 10 | 2 |
| Mississippi mills (town) | 3 | 0 | 0 | 0 |
| Moore twp. | 5 | 0 | 0 | 0 |
| N. East Manitoulin/The Islands (town) | 0 | 0 | 0 | 2 |
| Nakina twp. | 0 | 1 | 0 | 0 |
| Nanticoke(city) | 3 | 0 | 1 | 1 |
| Nepean (city) | 1 | 0 | 0 | 1 |
| New Liskeard (town) | 9 | 3 | 4 | 1 |
| New tecumseth (town) | 2 | 2 | 0 | 3 |
| Niagara falls(city) | 94 | 6 | 70 | 6 |
| Niagara-on-the-Lake (town) | 1 | 0 | 0 | 0 |
| Nickel Centre (town) | 2 | 0 | 0 | 0 |
| Norfolk twp. | 15 | 3 | 4 | 0 |
| North Bay(city) | 0 | 1 | 0 | 0 |
| Northern Bruce Peninsula (Municipality) | 0 | 0 | 0 | 1 |
| Oakville (town) | 15 | 7 | 3 | 4 |
| Orangeville (town) | 8 | 1 | 1 | 1 |
| Orillia(city) | 1 | 2 | 0 | 0 |
| Oro-Medonte twp. | 0 | 1 | 0 | 0 |
| Oshawa(city) | 3 | 2 | 2 | 0 |
| Ottawa(city) | 2 | 1 | 7 | 4 |
| Ottawa-Carleton R.M. | 0 | 0 | 1 | 0 |
| Owen Sound(city) | 6 | 3 | 1 | 0 |
| Parry Sound district | 0 | 1 | 0 | 0 |
| Parry Sound (town) | 3 | 1 | 7 | 3 |
| Penetanguishene (town) | 0 | 1 | 0 | 0 |
| Petawawa (town) | 0 | 0 | 1 | 0 |
| Peterborough(city) | 3 | 0 | 1 | 0 |
| Petrolia (town) | 1 | 1 | 0 | 1 |
| Pickering (town) | 0 | 1 | 0 | 2 |
| Pickle Lake twp. | 0 | 1 | 0 | 1 |
| Plympton twp. | 0 | 0 | 0 | 1 |
| Port Colborne(city) | 15 | 1 | 5 | 0 |
| Prescott (separated town) | 13 | 4 | 13 | 3 |
| Princed Eward County(city) | 0 | 1 | 1 | 1 |
| Quinte west(city) | 12 | 1 | 4 | 1 |
| Rainy River (town) | 1 | 1 | 0 | 3 |
| Rayside-balfour (town) | 0 | 1 | 0 | 0 |
| Red Lake Municipality | 0 | 1 | 1 | 0 |
| Renfrew County | 0 | 0 | 1 | 0 |
| Renfrew (town) | 0 | 0 | 2 | 1 |
| Richmond Hill (town) | 0 | 0 | 0 | 1 |
| Sables-Spanish Rivers twp. | 0 | 2 | 0 | 0 |
| Sarnia(city) | 0 | 2 | 0 | 1 |
| Sault Ste. Marie(city) | 18 | 9 | 9 | 3 |
| Shelburne (town) | 1 | 0 | 1 | 0 |
| Simcoe (town) | 1 | 0 | 2 | 1 |
| Smith-Ennismore twp. | 1 | 1 | 0 | 0 |
| Smiths Falls (separated town) | 0 | 0 | 4 | 0 |
| Smooth Rock Falls (town) | 5 | 0 | 5 | 0 |
| South Glengarry twp. | 1 | 0 | 0 | 0 |
| South Stormont twp. | 0 | 3 | 0 | 0 |
| Springwater twp. | 1 | 0 | 0 | 0 |
| St. Catharines(city) | 85 | 6 | 44 | 8 |
| St. Marys (separated town) | 2 | 0 | 0 | 0 |
| St. Thomas (city) | 13 | 0 | 0 | 1 |
| Stephen twp. | 0 | 0 | 8 | 1 |
| Stoney Creek (city) | 0 | 0 | 0 | 1 |
| Stratford(city) | 48 | 1 | 4 | 1 |
| Strathroy (town) | 0 | 1 | 0 | 0 |
| Sudbury(city) | 15 | 3 | 5 | 9 |
| Sudbury district | 0 | 3 | 1 | 0 |
| Sudbury RM | 2 | 0 | 0 | 0 |
| Tay twp. | 0 | 0 | 1 | 1 |
| Temagami Municipality | 0 | 0 | 1 | 0 |
| The Nation twp. | 0 | 1 | 0 | 1 |
| The South Bruce Peninsula (town) | 2 | 1 | 1 | 0 |
| Thessalon (town) | 0 | 0 | 1 | 0 |
| Thorold(city) | 4 | 2 | 0 | 1 |
| Thunder Bay(city) | 0 | 1 | 0 | 0 |
| Thunder Bay district | 1 | 0 | 0 | 0 |
| Tillsonburg (town) | 0 | 0 | 0 | 1 |
| Timmins(city) | 0 | 1 | 3 | 2 |
| Toronto(city) | 70 | 21 | 41 | 16 |
| Tuckersmith twp. | 1 | 0 | 7 | 1 |
| Tweed twp. | 1 | 1 | 0 | 0 |
| Uxbridge twp. | 0 | 0 | 0 | 1 |
| Vaughan (city) | 0 | 2 | 0 | 3 |
| Wainfleet twp. | 0 | 0 | 2 | 0 |
| Walden (town) | 1 | 1 | 1 | 1 |
| Waterloo (city) | 0 | 0 | 0 | 3 |
| Waterloo RM | 1 | 0 | 0 | 0 |
| Welland(city) | 4 | 0 | 1 | 2 |
| Wellesley twp. | 1 | 0 | 0 | 0 |
| Wellington North twp. | 1 | 0 | 0 | 0 |
| West Carleton twp. | 0 | 0 | 1 | 0 |
| West Lincoln twp. | 0 | 3 | 0 | 0 |
| West Nipissing Municipality | 1 | 1 | 0 | 0 |
| West Perth twp. | 0 | 1 | 0 | 0 |
| Westport (village) | 0 | 2 | 0 | 0 |
| Whitby (town) | 7 | 2 | 0 | 0 |
| Whitchurch-Stouffville (town) | 0 | 1 | 0 | 0 |
| Wilmot twp. | 1 | 0 | 0 | 0 |
| Windsor(city) | 18 | 0 | 17 | 0 |
| Woolwich twp. | 13 | 2 | 0 | 2 |