| Nahatlatch River | |
| Subdivision Type1: | Country |
| Subdivision Name1: | Canada |
| Subdivision Type2: | Province |
| Subdivision Name2: | British Columbia |
| Subdivision Type3: | District |
| Subdivision Name3: | Yale Division Yale Land District |
| Discharge1 Location: | below Tachewana Creek[1] |
| Discharge1 Min: | 3.11m3/s |
| Discharge1 Avg: | 35.7m3/s[2] |
| Discharge1 Max: | 323m3/s |
| Source1: | Lillooet Ranges |
| Source1 Location: | Coast Mountains |
| Source1 Coordinates: | 50.0861°N -122.2472°W[3] |
| Source1 Elevation: | 1925m (6,316feet) |
| Mouth: | Fraser River |
| Mouth Location: | north of Boston Bar, Fraser Canyon |
| Mouth Coordinates: | 49.9769°N -121.51°W |
| Mouth Elevation: | 100m (300feet)[4] |
The Nahatlatch River is a tributary of the Fraser River in the Canadian province of British Columbia. It originates in the Lillooet Ranges of the Coast Mountains and empties into the Fraser River in the Fraser Canyon, north of Boston Bar.
The Nahatlatch's River originates in the Lillooet Ranges. It flows southeast, the northeast, collecting tributaries such as Mehatl Creek, Tachewana Creek, and Squakum Creek. It flows through Nahatlatch Lake, Hannah Lake, and Frances Lake. After the lakes the Nahatlatch River flows generally east to join the Fraser River in the Fraser Canyon.[5]
The Mehatl Creek watershed is within Mehatl Creek Provincial Park.[6] The Nahatlatch Provincial Park and Protected Area encompasses the Nahatlatch River's valley from Mehall Creek to Nahatlatch, Hannah, and Frances Lakes.[7]