Carte topographique Niagara Escarpment

Ottawa, the capital city of Canada, is situated on the south bank of the Ottawa River at the confluence with the Rideau River. The city's topography is characterized by gently rolling terrain with elevations ranging from approximately 44 meters (144 feet) above sea level at the Ottawa River to its highest…

Altitude moyenne : 105 m

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…

Altitude moyenne : 139 m

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) above sea level near the York University grounds in the city's north end at…

Altitude moyenne : 139 m

Altitude moyenne : 248 m

The shoreline of former Glacial Lake Iroquois roughly follows the Dundas Street alignment, although it is not noticeable in some places but is more prominent in others, such as the site of the former brickyard (Shoreline Dr. near Mavis Rd.), the ancient shoreline promenteau affords a clear view of downtown…

Altitude moyenne : 151 m

Altitude moyenne : 155 m

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…

Altitude moyenne : 214 m

Altitude moyenne : 305 m

Altitude moyenne : 341 m

Along the extreme western edge of Eastern Ontario is a continuation of the Laurentian Highlands, known as the Opeongo Hills, and they contain some of the highest elevations in Southern Ontario. They stretch into the northern portions of Central Ontario, near Algonquin Provincial Park.

Altitude moyenne : 243 m

Altitude moyenne : 235 m

Kitchener is located in Southwestern Ontario, in the Saint Lawrence Lowlands. This geological and climatic region has wet-climate soils and deciduous forests. Situated in the Grand River Valley, the area is generally above 300 m (1,000 ft) in elevation.

Altitude moyenne : 336 m

Lake Nipissing (/ˈnɪpəsɪŋ/; French: lac Nipissing, Ojibwe: Gichi-nibiinsing-zaaga’igan) is a lake in the Canadian province of Ontario. It has a surface area of 873.3 km2 (337.2 sq mi), a mean elevation of 196 m (643 ft) above sea level, and is located between the Ottawa River and Georgian Bay. Lake…

Altitude moyenne : 272 m

Altitude moyenne : 179 m

Altitude moyenne : 386 m

Altitude moyenne : 167 m

Altitude moyenne : 240 m

Altitude moyenne : 223 m

The road network in Simcoe County is based on a grid pattern, with most roads running north–south or east–west. The topography of the land has permitted roads to be set in predominantly straight lines.

Altitude moyenne : 265 m

Altitude moyenne : 167 m

Altitude moyenne : 141 m

Altitude moyenne : 183 m

Altitude moyenne : 291 m

Altitude moyenne : 194 m

Altitude moyenne : 191 m

The village of Richmond Hill was incorporated by a bylaw of the York County Council on June 18, 1872, coming into effect January 1, 1873. In September 1956, the Ontario Municipal Board approved its elevation to Town status, effective January 1, 1957.

Altitude moyenne : 256 m

Altitude moyenne : 243 m

Altitude moyenne : 175 m

Altitude moyenne : 294 m

Altitude moyenne : 222 m

Altitude moyenne : 279 m

Altitude moyenne : 256 m

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…

Altitude moyenne : 374 m

Markham's average altitude is at 200 m (660 ft) and in general consists of gently rolling hills. The city is intersected by two rivers; the Don River and Rouge River, as well as their tributaries. To the north is the Oak Ridges Moraine, which further elevates the elevation towards the north.

Altitude moyenne : 216 m

Altitude moyenne : 104 m

Altitude moyenne : 235 m

Altitude moyenne : 288 m

Altitude moyenne : 246 m

Altitude moyenne : 432 m

Altitude moyenne : 101 m

Altitude moyenne : 220 m

Altitude moyenne : 222 m

Altitude moyenne : 209 m

Altitude moyenne : 284 m

Arnprior is located on the Trans-Canada Highway system, where Highway 417 to the east becomes the two-lane Highway 17 to the west. The town is served by the Arnprior Airport, elevation 108 m (355 ft), and the nearby Arnprior Water Aerodrome, elevation 100 m (330 ft), for general aviation; although there is no…

Altitude moyenne : 93 m

Altitude moyenne : 239 m

Altitude moyenne : 272 m

Altitude moyenne : 94 m

Altitude moyenne : 397 m

Altitude moyenne : 425 m

Altitude moyenne : 209 m

Altitude moyenne : 98 m

Altitude moyenne : 96 m

Altitude moyenne : 344 m

Altitude moyenne : 102 m

Altitude moyenne : 490 m

Altitude moyenne : 126 m

Altitude moyenne : 338 m

Altitude moyenne : 124 m

Altitude moyenne : 367 m

Altitude moyenne : 178 m

Altitude moyenne : 231 m

Altitude moyenne : 115 m

The airport's open, rural location and higher altitude results in lower temperatures, generally windier conditions, and higher snowfall amounts than lower, built-up areas of the city. The highest temperature ever recorded in Hamilton was 41.1 °C (106 °F) on July 14, 1868. The coldest temperature ever…

Altitude moyenne : 187 m

The river, occasionally described as a strait, is approximately 58 kilometres (36 mi) long and includes Niagara Falls. Over the past 12,000 years, the falls have moved roughly 11 kilometres (6.8 mi) upstream from the leading edge of the Niagara Escarpment, creating a gorge below the falls. Today, the diversion…

Altitude moyenne : 177 m

Altitude moyenne : 183 m

Altitude moyenne : 274 m

Altitude moyenne : 234 m

Altitude moyenne : 221 m

Altitude moyenne : 212 m

Altitude moyenne : 249 m

The city covers an area of 231 square kilometres (89 sq mi) with an elevation of 89 metres (292 ft).

Altitude moyenne : 170 m

Sarnia is located on the eastern shore of Lake Huron at its extreme southern point, where it flows into the St. Clair River. Most of the surrounding area is flat, and the elevation ranges from 169 metres (554 ft) and 281 metres (922 ft) above sea level. The soil mostly comprises clay. Despite this high…

Altitude moyenne : 186 m

John Bland, an architecture professor at McGill University, developed the town's first master plan in 1944. Bland located the town between the existing Highway 17 and the Ottawa River. He designed a system of streets which generally followed the contours of the area's topography. Residential neighborhoods…

Altitude moyenne : 169 m

Altitude moyenne : 337 m

Altitude moyenne : 148 m

Altitude moyenne : 178 m

Altitude moyenne : 312 m

Altitude moyenne : 60 m

London has a humid continental climate (Köppen Dfb), though due to its downwind location relative to Lake Huron and elevation changes across the city, it is virtually on the Dfa/Dfb (hot summer) boundary favouring the former climate zone to the southwest of the confluence of the South and North Thames Rivers,…

Altitude moyenne : 263 m

Altitude moyenne : 162 m

Altitude moyenne : 320 m

Altitude moyenne : 71 m

Altitude moyenne : 332 m

Altitude moyenne : 298 m

Altitude moyenne : 370 m

Altitude moyenne : 152 m

Altitude moyenne : 192 m

Altitude moyenne : 94 m

Altitude moyenne : 189 m

Altitude moyenne : 469 m

Altitude moyenne : 283 m

Altitude moyenne : 169 m

Altitude moyenne : 307 m

Altitude moyenne : 321 m

Altitude moyenne : 232 m

Altitude moyenne : 306 m

Altitude moyenne : 99 m

Altitude moyenne : 183 m

Altitude moyenne : 189 m