Papineau Lake
46.1833° N, 78.7367° W
Shoreline and neighbouring water from open government data.
Download the map (SVG)Papineau Lake, Ontario. 46.1833° N, 78.7367° W
Not for navigation. Depths are from government surveys and may be outdated.
borealbound.ca/lakes/on/papineau-lake-near-mattawa/, 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.
- Fishing access points, 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).
Papineau Lake covers 2.4 km², making it larger than 84% of the 18,731 lakes in Ontario. It lies 13 km south of Mattawa.
Government surveys have recorded 2 fish species here: brook trout and lake trout.
- Area
- 2.4 km²
- larger than 84% of the 18,731 lakes in Ontario
- Shoreline
- 19.3 km
- longer than 87% of the 18,731 lakes in Ontario
- Water clarity
- 3.9 mSecchi depth, 2024
- clearer than 59% of the 1,251 monitored lakes in Ontario
- Fish species
- 2
- fewer than 60% of the 2,454 surveyed lakes in Ontario
- Elevation
- 310 m
Today on the water
4.1 °C
Observed at North Bay, 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 | W 20 | NW 20 | N 10 | NE 10 | E 10 |
| Gusts km/h | 40 | |||||||
| Waves (est.) m | 0.1 | 0.1 | 0.2 | 0.2 | 0.2 | |||
| Temp. °C | 5 | 4 | 7 | 11 | 14 | 11 | 6 | 4 |
| 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 early this evening. Low plus 4.
Weather: North Bay (local forecast), as of 3:01 a.m. EDT
Sun and moon
- Civil dawn
- 6:54 a.m.
- Sunrise
- 7:24 a.m.
- Sunset
- 6:39 p.m.
- Civil dusk
- 7:09 p.m.
- Moonrise
- 6:15 a.m.
- Moonset
- 5:57 p.m.
- Moon
- Waning crescent, 1% lit
Air Quality Health Index
1 low risk
North Bay, as of 3:00 a.m. EDT
Follow this lake by email: a weekly summary of conditions.
Fish
- Brook TroutStocked
- Lake TroutStocked
Stocking
Lake Trout23,550 fish in 10 years, most recently 2025
Brook Trout1,800 fish in 1 year, most recently 2016
All stocking records (11)
| Year | Species | Fish | Stage |
|---|---|---|---|
| 2025 | Lake Trout | 1,500 | Yearlings |
| 2024 | Lake Trout | 3,000 | Yearlings |
| 2023 | Lake Trout | 1,500 | Yearlings |
| 2022 | Lake Trout | 3,000 | Yearlings |
| 2021 | Lake Trout | 1,000 | Yearlings |
| 2020 | Lake Trout | 2,800 | Yearlings |
| 2019 | Lake Trout | 1,750 | Yearlings |
| 2018 | Lake Trout | 3,000 | Yearlings |
| 2017 | Lake Trout | 3,000 | Yearlings |
| 2016 | Brook Trout | 1,800 | Yearlings |
| 2016 | Lake Trout | 3,000 | Yearlings |
Fishing regulations: Fisheries Management Zone 11. Check seasons and limits before you fish.
Water
Clarity was measured with a Secchi disk in 21 years between 1997 and 2024; the latest annual mean is 3.9 m.
Getting on the water
1 listed boat launch; 1 with parking listed. marks launches on the map.
- Papineau Lake Boat Laucnh
Follow this lake
Every Friday by email: the Environment Canada forecast and any weather alerts in effect.