North Thompson River

North Thompson River
North Thompson River near Vavenby
Name origin: The Thompson River was named by Simon Fraser in honour of David Thompson
Country	Canada
Province	British Columbia
Source	Thompson Glacier
- location	Premier Range, Cariboo Mountains
- elevation	1,675 m (5,495 ft)
- coordinates	52°40′56″N 119°40′25″W / 52.68222°N 119.67361°W / 52.68222; -119.67361
Mouth	Thompson River
- location	Kamloops
- elevation	339 m (1,112 ft)
- coordinates	50°40′55″N 120°20′28″W / 50.68194°N 120.34111°W / 50.68194; -120.34111Coordinates: 50°40′55″N 120°20′28″W / 50.68194°N 120.34111°W / 50.68194; -120.34111
Discharge	for McLure Ferry
- average	427 m3/s (15,079 cu ft/s)
- max	2,740 m3/s (96,762 cu ft/s)
- min	39.2 m3/s (1,384 cu ft/s)
Thompson River's watershed

The North Thompson River is the northern branch of the Thompson River, the largest tributary of the Fraser River, in the Canadian province of British Columbia. It originates at the toe of the Thompson Glacier in the Premier Range of the Cariboo Mountains, west of the community of Valemount. The river flows generally south through the Shuswap Highland towards Kamloops where it joins the South Thompson River to form the main stem Thompson River.

For most of its length, the river is paralleled by Highway 5, and the Canadian National Railway (both of which cross the river a couple of times). The North Thompson passes by several small communities, the most notable being Blue River, Clearwater, and Barriere.

Tributaries of the North Thompson River including the Albreda River,Thunder River,Mud Creek,Blue River,Mad River,Raft River,Clearwater River, and Barrière River.

The North Thompson's largest tributary is the Clearwater River, which joins at the town of Clearwater. The Clearwater River drains much of Wells Gray Provincial Park.