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 3 come with LakeScope PRO. Full screen
Lake Saint Lawrence
St. Lawrence County, New York · about 36,400 acres (56.9 sq mi)
47°F water, calm this morning.
About Lake Saint Lawrence
In St. Lawrence County, New York, Lake Saint Lawrence covers about 36,400 acres; it is a reservoir. It was made by Moses-Saunders Power Dam on the Saint Lawrence River. Lake Saint Lawrence is a reservoir on the St. Lawrence River impounded by the Moses-Saunders Power Dam and shared between New York and Ontario.
It stretches about 25.6 miles end to end and its shoreline adds up to about 74 miles. Its surface is about 240 ft above sea level. The nearest town, Massena, is about 2.7 miles east.
- Size
- About 36,400 acres (56.9 sq mi)
- Shoreline
- About 74 miles
- End to end
- About 25.6 miles
- Elevation
- About 240 ft
- Type
- Reservoir
- Dam
- Moses-Saunders Power Dam, Saint Lawrence River
- County
- St. Lawrence County
The lake from above
Best fishing times
Saturday Fair
- 3:00 pm – 5:15 pm bestsunset, moon overhead · wind 8 mph
Sunday Good
- 6:15 am – 8:30 amsunrise · wind 8 mph
- 4:00 pm – 5:15 pm bestsunset, moon overhead · wind 7 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 New York, walleye, northern pike, largemouth bass, yellow perch and bluegill and sunfish are the fish to expect. The state fish and wildlife agency lists what is stocked and the rules for this lake. At 47°F on the surface right now, here is how each one should behave.
- GoodWalleye
Good cool-water bite, best at dusk and after dark.
- GoodNorthern pike
Prime range. Weed edges and shallow bays.
- SlowLargemouth bass
Cold and sluggish. Fish slow and deep near steep banks.
- GoodYellow perch
Schooled near weed edges and soft bottom.
- SlowBluegill and sunfish
Cold. Deep and hard to tempt. Use tiny baits.
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
3 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 6:55 am · sunset 4:33 pm · waxing crescent moon (lake time).
Towns and places to stay near Lake Saint Lawrence
- Massenaabout 2.7 mi east
- Norfolkabout 7.9 mi south
- Norwoodabout 11 mi south
- Ogdensburgabout 13 mi southwest
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Questions about Lake Saint Lawrence
What fish are in Lake Saint Lawrence?
Lakes like Lake Saint Lawrence usually hold walleye, northern pike, largemouth bass, yellow perch and bluegill and sunfish. Check the state fish and wildlife agency for stocking and limits.
How deep is Lake Saint Lawrence?
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 Lake Saint Lawrence?
About 36,400 acres, with about 74 miles of shoreline.
What town is near Lake Saint Lawrence?
Massena is about 2.7 miles east; Norfolk is about 7.9 miles south.
What is the water temperature at Lake Saint Lawrence today?
The surface was about 47°F on the latest clear reading. The page updates every day.
Lake Saint Lawrence on your phone
The whole week of bite times, lake alerts and the 3-D view, every morning.
