Frederick House Lake
48.6606° N, 80.9378° W
Depth contours from the 1971 government survey. Not for navigation.
Download the depth map (SVG)Frederick House Lake, Ontario. 48.6606° N, 80.9378° W
Maximum depth 15.2 m (1971 survey). Scale bar on the map.
Not for navigation. Depths are from government surveys and may be outdated.
borealbound.ca/lakes/on/frederick-house-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.
- Aquatic Resource Area survey 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.
- Bathymetry lines and survey index, Ontario Ministry of Natural Resources. 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).
- Guide to Eating Ontario Fish: Advisory Database, Ontario Ministry of the Environment, Conservation and Parks. Contains information licensed under the Open Government Licence – Ontario.
Frederick House Lake is 15.2 m deep at its deepest point, shallower than 55% of the 2,688 surveyed lakes in Ontario. It covers 38.7 km² and lies beside McIntosh Springs.
Government surveys have recorded 12 fish species here, including cisco, sauger and walleye.
- Maximum depth
- 15.2 msurveyed 1971
- shallower than 55% of the 2,688 surveyed lakes in Ontario
- Area
- 38.7 km²
- larger than 98% of the 18,731 lakes in Ontario
- Shoreline
- 33.7 km
- longer than 93% of the 18,731 lakes in Ontario
- Water clarity
- 0.4 mSecchi depth, 2003
- less clear than 100% of the 1,251 monitored lakes in Ontario
- Fish species
- 12
- more than 81% of the 2,454 surveyed lakes in Ontario
- Elevation
- 271 m
Today on the water
3.5 °C
Observed at Timmins, as of 4:00 a.m. EDT
choppy Estimated waves, next 12 hours: up to 0.3 m. Around 8 a.m., wind from the west: the west shore is sheltered, waves build toward the east shore.
| Time | 5 a.m. | 8 a.m. | 11 a.m. | 2 p.m. | 5 p.m. | 8 p.m. | 11 p.m. | 2 a.m. |
|---|---|---|---|---|---|---|---|---|
| Wind km/h | var. 5 | W 20 | NW 20 | W 20 | W 10 | var. 5 | var. 5 | var. 5 |
| Gusts km/h | 40 | 40 | ||||||
| Waves (est.) m | 0.1 | 0.3 | 0.3 | 0.3 | 0.2 | |||
| Temp. °C | 0 | 1 | 5 | 8 | 9 | 4 | 1 | 1 |
| Precip. % | 20 | 20 | 20 | 0 | 0 | 0 | 0 | 0 |
Tonight: Cloudy. 60 percent chance of showers this evening. Wind northwest 20 km/h gusting to 40 becoming light this evening. Low zero.
Weather: Timmins (local forecast), as of 4:05 a.m. EDT
Sun and moon
- Civil dawn
- 7:03 a.m.
- Sunrise
- 7:35 a.m.
- Sunset
- 6:46 p.m.
- Civil dusk
- 7:17 p.m.
- Moonrise
- 6:26 a.m.
- Moonset
- 6:04 p.m.
- Moon
- Waning crescent, 1% lit
Follow this lake by email: a weekly summary of conditions.
Depth
The government depth survey from 1971 records a maximum depth of 15.2 m, drawn from 17 depth contours.
- Download the depth map (SVG)Printing this page gives the map on one sheet, with scale and sources.
Not for navigation. Depths are from government surveys and may be outdated.
Fish
Sport fish by the share of the 31 government surveys (2011–2011) that recorded them.
Forage fish and other species (6)
Forage fish
- Trout-Perch 14
- Emerald Shiner 9
- Spottail Shiner 6
Other
- Goldeye 23
- Longnose Sucker 13
- White Sucker 9
Numbers are the surveys that recorded each species.
Eating your catch
The provincial guide to eating fish (2026) sets limits for 6 species from Frederick House Lake. Maximum meals per month:
| Species | Length | General population | Sensitive population* | Contaminant |
|---|---|---|---|---|
| Northern Pike | 55-60 cm | 12 | 4 | Mercury |
| Sauger | 30-35 cm | 8 | 4 | Mercury, Selenium |
| Walleye | 40-45 cm | 8 | 4 | Mercury |
| Goldeye | 30-35 cm | 16 | 12 | Selenium |
| Longnose Sucker | 40-45 cm | 16 | 16 | Selenium |
| 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 8. Check seasons and limits before you fish.
Water
Follow this lake
Every Friday by email: the Environment Canada forecast and any weather alerts in effect.