Treston Lake
54.6953° N, 128.7761° W
Shoreline and neighbouring water from open government data.
Download the map (SVG)Treston Lake, British Columbia. 54.6953° N, 128.7761° W
Not for navigation. Depths are from government surveys and may be outdated.
borealbound.ca/lakes/bc/treston-lake/, compiled October 9, 2026
- Canadian Geographical Names Database, Natural Resources Canada. Contains information licensed under the Open Government Licence – Canada.
- HydroLAKES v1.0, Messager et al. 2016 / WWF HydroSHEDS. Licensed under CC BY 4.0.
- Census boundaries and population, 2021, Statistics Canada. Adapted from Statistics Canada. This does not constitute an endorsement by Statistics Canada.
- Known BC Fish Observations and BC Fish Distributions, Government of British Columbia. Contains information licensed under the Open Government Licence – British Columbia.
- Bathymetric Maps – Open, Government of British Columbia. Contains information licensed under the Open Government Licence – British Columbia.
- Wildlife Management Units, Government of British Columbia. Contains information licensed under the Open Government Licence – British Columbia.
- City page weather forecasts and alerts, Environment and Climate Change Canada. Contains data from Environment and Climate Change Canada (ECCC Data Servers End-use Licence).
- Air Quality Health Index observations and forecasts, Environment and Climate Change Canada. Contains data from Environment and Climate Change Canada (ECCC Data Servers End-use Licence).
Treston Lake covers 0.83 km², making it larger than 67% of the 4,577 lakes in British Columbia. It lies 22 km north of Terrace.
Government surveys have recorded 10 fish species here, including steelhead, Chinook salmon and coho salmon.
- Area
- 0.83 km²
- larger than 67% of the 4,577 lakes in British Columbia
- Shoreline
- 4.1 km
- longer than 53% of the 4,577 lakes in British Columbia
- Fish species
- 10
- more than 93% of the 2,793 surveyed lakes in British Columbia
- Elevation
- 141 m
Today on the water
7.7 °C
Observed at Terrace, as of 1:00 a.m. PDT
calm Estimated waves, next 12 hours: up to 0.1 m. Around 2 a.m., wind from the north: the north shore is sheltered, waves build toward the south shore.
| Time | 2 a.m. | 5 a.m. | 8 a.m. | 11 a.m. | 2 p.m. | 5 p.m. | 8 p.m. | 11 p.m. |
|---|---|---|---|---|---|---|---|---|
| Wind km/h | N 10 | N 10 | N 10 | N 10 | N 20 | N 20 | N 30 | N 30 |
| Gusts km/h | 40 | 40 | 50 | |||||
| Waves (est.) m | 0.1 | 0.1 | 0.1 | 0.1 | ||||
| Temp. °C | 8 | 6 | 6 | 8 | 11 | 13 | 9 | 8 |
| Precip. % | 80 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
Tonight: A few showers ending before morning then cloudy. Fog patches developing early this evening. Low 6.
Weather: Terrace (local forecast), as of 1:01 a.m. PDT
Sun and moon
- Civil dawn
- 7:17 a.m.
- Sunrise
- 7:53 a.m.
- Sunset
- 6:50 p.m.
- Civil dusk
- 7:26 p.m.
- Moonrise
- 6:52 a.m.
- Moonset
- 6:10 p.m.
- Moon
- Waning crescent, 1% lit
Air Quality Health Index
4 moderate risk
Terrace, as of 1:00 a.m. PDT
Follow this lake by email: a weekly summary of conditions.
Depth
- Official government depth map (PDF)1980 survey
Not for navigation. Depths are from government surveys and may be outdated.
Fish
Sport fish by the share of the 21 government surveys (1972–1995) that recorded them.
Forage fish and other species (2)
Forage fish
- Peamouth Chub 1
Other
- Round Whitefish 1
Numbers are the surveys that recorded each species.
Fishing regulations: Region 6 – Skeena. Check seasons and limits before you fish.
Follow this lake
Every Friday by email: the Environment Canada forecast and any weather alerts in effect.