Catchment area of the Thompson River
The Thompson River is a major tributary of the Fraser River to the south of the Canadian province of British Columbia.
It is named after the explorer David Thompson, of the Columbia River first explored along its entire length. The upper course consists of two major rivers, the South Thompson River and the North Thompson River. Together with its source river North Thompson River it reaches a length of 489 km.
The South Thompson River (332 km in length from the source of the creek Shuswap River measured 17.8 thousand km ² catchment area ) starts at the outlet of the Little Shuswap Lake and flows in a southwesterly direction through a broad valley to Kamloops, where he joins the North Thompson River. Highway 1, the Trans-Canada Highway and the main line of the Canadian Pacific Railway running along the river. The Shuswap Lake is fed by the Shuswap River in the south, the Seymour River in the northeast and the Adams River in the north.
The North Thompson River ( 338 km length, 20.7 thousand km ² catchment area, 425 m³ / s mean water ) rises in the mountains west of the town of Valemount and flows south to Kamloops and the South Thompson. Along the river run of Highway 5 and the railroad line of the Canadian National Railway. The valley of the North Thompson is the main access from the south of the province to the Yellowhead Pass, the lowest-lying pass crossing over the Rocky Mountains.
Just west of Kamloops is Kamloops Lake. In Savona, the river emerges from the approximately 30 kilometer lake. Between the towns of Ashcroft and Lytton The Thompson River flows through a canyon. In the near Lytton in the Fraser River, the river flows.
Bridge over the North Thompson River in Kamloops
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