Whitewater Lake
46.5333° N, 81.1417° W
Shoreline and neighbouring water from open government data.
Download the map (SVG)Whitewater Lake, Ontario. 46.5333° N, 81.1417° W
Not for navigation. Depths are from government surveys and may be outdated.
borealbound.ca/lakes/on/whitewater-lake-near-grand-sudbury/, 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.
- Aquatic Resource Area survey points, Ontario Ministry of Natural Resources. Contains information licensed under the Open Government Licence – Ontario.
- Fish stocking for recreational purposes, Ontario Ministry of Natural Resources. Contains information licensed under the Open Government Licence – Ontario.
- Fisheries Management Zones, Ontario Ministry of Natural Resources. Contains information licensed under the Open Government Licence – Ontario.
- Lake Partner Program, Ontario Ministry of the Environment, Conservation and Parks. Contains information licensed under the Open Government Licence – Ontario.
- 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).
- Guide to Eating Ontario Fish: Advisory Database, Ontario Ministry of the Environment, Conservation and Parks. Contains information licensed under the Open Government Licence – Ontario.
Whitewater Lake covers 9.48 km², making it larger than 95% of the 18,731 lakes in Ontario. It lies 1.6 km south of Simard.
Government surveys have recorded 1 fish species here: walleye.
- Area
- 9.48 km²
- larger than 95% of the 18,731 lakes in Ontario
- Shoreline
- 26.3 km
- longer than 91% of the 18,731 lakes in Ontario
- Water clarity
- 2.3 mSecchi depth, 2023
- less clear than 80% of the 1,251 monitored lakes in Ontario
- Fish species
- 1
- fewer than 100% of the 2,454 surveyed lakes in Ontario
- Elevation
- 263 m
Today on the water
3.6 °C
Observed at Sudbury (Greater), as of 3:00 a.m. EDT
choppy Estimated waves, next 12 hours: up to 0.2 m. Around 8 a.m., wind from the northwest: the northwest shore is sheltered, waves build toward the southeast shore.
| Time | 4 a.m. | 7 a.m. | 10 a.m. | 1 p.m. | 4 p.m. | 7 p.m. | 10 p.m. | 1 a.m. |
|---|---|---|---|---|---|---|---|---|
| Wind km/h | W 10 | W 10 | NW 20 | NW 20 | NW 20 | NW 10 | var. 5 | SE 10 |
| Gusts km/h | 40 | 40 | ||||||
| Waves (est.) m | 0.1 | 0.1 | 0.2 | 0.2 | 0.2 | |||
| Temp. °C | 5 | 4 | 7 | 10 | 12 | 10 | 7 | 5 |
| Precip. % | 30 | 30 | 30 | 20 | 20 | 0 | 0 | 0 |
Tonight: Mainly cloudy with 30 percent chance of showers. Wind west 20 km/h gusting to 40 becoming light this evening. Low plus 4.
Weather: Sudbury (Greater) (local forecast), as of 3:02 a.m. EDT
Sun and moon
- Civil dawn
- 7:03 a.m.
- Sunrise
- 7:33 a.m.
- Sunset
- 6:48 p.m.
- Civil dusk
- 7:18 p.m.
- Moonrise
- 6:25 a.m.
- Moonset
- 6:07 p.m.
- Moon
- Waning crescent, 1% lit
Air Quality Health Index
1 low risk
Sudbury, as of 3:00 a.m. EDT
Follow this lake by email: a weekly summary of conditions.
Fish
- WalleyeStocked
Stocking
Walleye427,000 fish in 2 years, most recently 2018
All stocking records (4)
| Year | Species | Fish | Stage |
|---|---|---|---|
| 2018 | Walleye | 250,000 | Fry |
| 2018 | Walleye | 9,000 | Fingerlings |
| 2017 | Walleye | 155,000 | Fry |
| 2017 | Walleye | 13,000 | Fingerlings |
Eating your catch
The provincial guide to eating fish (2026) sets limits for 6 species from Whitewater Lake. Maximum meals per month:
| Species | Length | General population | Sensitive population* | Contaminant |
|---|---|---|---|---|
| Northern Pike | 55-60 cm | 16 | 12 | Selenium |
| Smallmouth Bass | 30-35 cm | 16 | 16 | Selenium |
| Walleye | 40-45 cm | 16 | 16 | Precautionary |
| Yellow Perch | 20-25 cm | 16 | 16 | Selenium |
| Brown Bullhead | 25-30 cm | 16 | 16 | PCB |
| White Sucker | 40-45 cm | 16 | 16 | Selenium |
* As defined in the guide, including children and people who are or may become pregnant. Limits are for the length the guide lists most often; they change with the size of the fish. Read the official guide
Fishing regulations: Fisheries Management Zone 10. Check seasons and limits before you fish.
Water
Clarity was measured with a Secchi disk in 9 years between 1999 and 2023; the latest annual mean is 2.3 m.
Follow this lake
Every Friday by email: the Environment Canada forecast and any weather alerts in effect.