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Ontario topographic maps
Click on a map to view its topography, its elevation and its terrain.
Toronto
Despite its deep ravines, Toronto is not remarkably hilly, but its elevation does increase steadily away from the lake. Elevation differences range from 76.5 metres (251 ft) above sea level at the Lake Ontario shore to 209 m (686 ft) ASL near the York University grounds in the city's north end at the…
Average elevation: 113 m
Lac Seul
Canada > Ontario > Kenora District
Lac Seul is a large, crescent shaped reservoir in Kenora District, northwestern Ontario, Canada. It is approximately 241 km (150 mi) long. It has a maximum (regulated) depth of 47.2 m, with a surface elevation of 357 m above sea level. Its level is raised in the summer and then drawn down in the winter months…
Average elevation: 388 m
Lake Ontario
Lake Ontario is the easternmost of the Great Lakes and the smallest in surface area (7,340 sq mi, 18,960 km2), although it exceeds Lake Erie in volume (393 cu mi, 1,639 km3). It is the 13th largest lake in the world. When its islands are included, the lake's shoreline is 712 miles (1,146 km) long. As the last…
Average elevation: 214 m
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Lower Beverley Lake
Canada > Ontario > Leeds and Grenville Counties > Rideau Lakes > Delta
Average elevation: 113 m
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Slate Islands
Canada > Ontario > Kenora District > Unorganized Kenora District
Average elevation: 322 m
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Golden Lake
Canada > Ontario > Renfrew County > North Algona Wilberforce > Golden Lake
Average elevation: 195 m
St. Catharines
Canada > Ontario > Niagara Region
The most defining transportation icon of St. Catharines is the Welland Canal, a ship canal that runs 43.4 kilometres (27.0 mi), passing through the city. Four of its locks are within city boundaries. The canal allows shipping vessels to traverse the 99.5-metre (326.5 ft) drop in altitude from Lake Erie to Lake…
Average elevation: 103 m
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Granitehill Lake
Canada > Ontario > Algoma District > Unorganized North Algoma
Average elevation: 380 m
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Pittston
Canada > Ontario > Leeds and Grenville Counties > Edwardsburgh/Cardinal
Average elevation: 82 m
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Sesekinika Lake
Canada > Ontario > Timiskaming District > Unorganized West Timiskaming
Average elevation: 319 m
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South-West Oxford
Canada > Ontario > Oxford County
In its wilderness state, the former Dereham township had thousands of acres of swamp and marsh land which limited its use for agriculture. Several large drainage projects brought great improvement and remain as essential parts of the township's farmland infrastructure. The township topography still has several…
Average elevation: 281 m
Echo Lake
Canada > Ontario > Timiskaming District > Unorganized West Timiskaming
Average elevation: 339 m
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Ellery Lake
Canada > Ontario > Cochrane District > Unorganized North Cochrane
Average elevation: 350 m
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Gibi Lake
Canada > Ontario > Kenora District > Sioux Narrows-Nestor Falls Township
Average elevation: 373 m
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Morewood
Canada > Ontario > Stormont, Dundas and Glengarry Counties > North Dundas
Average elevation: 77 m
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Sesekinika
Canada > Ontario > Timiskaming District > Unorganized West Timiskaming
Average elevation: 320 m
Galbraith Lake
Canada > Ontario > Kenora District > Unorganized Kenora District
Average elevation: 455 m
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La Cloche Mountains
Canada > Ontario > Sudbury District > Sables-Spanish Rivers Township
Average elevation: 337 m
Cedar Island
Canada > Ontario > Algoma District > Plummer Additional Township
Average elevation: 216 m
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Opeongo Lake Dam
Canada > Ontario > Nipissing District > Unorganized South Nipissing
Average elevation: 419 m
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Negeek Lake
Canada > Ontario > Renfrew County > Madawaska Valley > Combermere
Average elevation: 306 m
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Berwick
Canada > Ontario > Stormont, Dundas and Glengarry Counties > North Stormont
Average elevation: 75 m
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Kapuskasing
Canada > Ontario > Cochrane District
Kapuskasing lies in the heart of the Great Clay Belt. The topography of the region is very flat, dotted with numerous small lakes and muskeg bogs. Also in the heart of Canada's boreal forest, the region is drained by rivers running north to James Bay. The district is heavily forested, mostly by thick stands of…
Average elevation: 227 m
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Hubbard Creek
Canada > Ontario > Sudbury District > Unorganized North Sudbury
Average elevation: 457 m
Loveland Lake
Canada > Ontario > Kenora District > Unorganized Kenora District
Average elevation: 426 m
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Ellsmere Island
Canada > Ontario > Parry Sound District > The Archipelago Township
Average elevation: 197 m
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