The lake bed in 3-D: deep basin, drop-offs and shoreline. Shape estimated, not for navigation. Spot 1 (upper arm) is open for everyone; the other 6 come with LakeScope PRO. Full screen
McCoy Flat Reservoir
Lassen County, California · about 1,670 acres (2.6 sq mi)
53°F water, windy Friday (20 mph S).
About McCoy Flat Reservoir
In Lassen County, California, McCoy Flat Reservoir covers about 1,670 acres.
From end to end it runs about 3 miles with roughly 12.4 miles of shoreline. The water sits about 5,550 ft above sea level. Westwood is about 11 miles south. The closest city is Chico, about 68 miles away.
- Size
- About 1,670 acres (2.6 sq mi)
- Shoreline
- About 12.4 miles
- End to end
- About 3 miles
- Elevation
- About 5,550 ft
- County
- Lassen County
The lake from above
Best fishing times
Friday Fair
- 6:15 am – 7:00 amsunrise
- 3:15 pm – 4:45 pm bestsunset, moon overhead · wind 15 mph
Saturday Good
- 6:15 am – 8:30 amsunrise · wind 5 mph
- 3:15 pm – 5:30 pm bestsunset, moon overhead · wind 5 mph
Based on sun and moon times and the wind forecast. A guide, not a promise. The app shows the whole week.
Fish to expect
For a lake of this size in California, trout, yellow perch and smallmouth bass are the fish to expect. The state fish and wildlife agency lists what is stocked and the rules for this lake. With the surface at 53°F, the notes below say which of them should be biting.
- GoodTrout
Good range. Near the surface and along shorelines.
- GoodYellow perch
Schooled near weed edges and soft bottom.
- FairSmallmouth bass
Picking up. Look on rocky points and gravel.
From today's water temperature and the season. A guide, not a promise.
Fishing spots
- 1Upper arm
The lake narrows toward the incoming river or creek; moving water carries food.
- 2
- 3
- 4
- 5
- 6
- 7
6 more spots with LakeScope PRO: fish, depth band, water temperature, best time and bait for each.
Picked from the shape of the lake bed. A guide, not a promise.
Water temperature
At the surface, seen .
Water level
No daily level reading for this lake.
Ice
Open water
Ice thickness is an estimate from air temperature, not a measurement. Check the ice yourself before going on it.
Weather and wind
Sunrise 6:48 am · sunset 4:47 pm · waxing crescent moon (lake time).
Towns and places to stay near McCoy Flat Reservoir
- Westwoodabout 11 mi south
- Susanvilleabout 15 mi east
- Chesterabout 17 mi southwest
- Johnstonvilleabout 19 mi east
- Chiconearest city, about 68 mi southwest
Prices and availability come from booking partners; we may earn a commission at no cost to you.
Questions about McCoy Flat Reservoir
What fish are in McCoy Flat Reservoir?
Lakes like McCoy Flat Reservoir usually hold trout, yellow perch and smallmouth bass. Check the state fish and wildlife agency for stocking and limits.
How deep is McCoy Flat Reservoir?
We have no published depth for this lake. The 3-D view gives an estimated shape of the bed: where the deep basin and the drop-offs are. Not for navigation.
How big is McCoy Flat Reservoir?
About 1,670 acres, with about 12.4 miles of shoreline.
What town is near McCoy Flat Reservoir?
Westwood is about 11 miles south; Susanville is about 15 miles east.
What is the water temperature at McCoy Flat Reservoir today?
The surface was about 53°F on the latest clear reading. The page updates every day.
McCoy Flat Reservoir on your phone
The whole week of bite times, lake alerts and the 3-D view, every morning.
