Colebrook River Lake
Northwest Hills County, Connecticut845 acresView mapDirections
No nutrient or algae sampling on record from CT DEEP for this lake.
- 136 ft max depth
- Public access
Colebrook River Lake in Northwest Hills County, Connecticut has water-quality measurements published by CT DEEP, shown here as reported. Maximum depth: 136.2 ft. Surface area: 845 acres.
Colebrook River Lake is a 845-acre lake in Northwest Hills County, Connecticut with a maximum depth of 136 feet. Limited fish-species data available. Public access is available with 1 public boat landing.
Source: EPA Water Quality Portal sampling records, your state environmental agency. Methodology: how these readings are compared.
What Colebrook River Lake is good for
From access and monitoring records, not editorial picks.
- Boat launch1 documented ramp
- Deep water136.2 ft surveyed max depth
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Colebrook River Lake is safe to swim in today is a call for the Connecticut Department of Energy and Environmental Protection and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Colebrook River Lake
These are the measurements CT DEEP publishes for Colebrook River Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
No clarity data. TSI undefined.
Ask about Colebrook River Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
136.2 ft
Surface area
845 acres
Shoreline
11.9 mi
Public access
Yes
Listed by CT DEEP
Recreation & Access
- Colebrook River LakePublic
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
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Stays near Colebrook River Lake
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Fishing Colebrook River Lake
Nearby Lakes in Northwest Hills County
Frequently asked questions about Colebrook River Lake
Where is Colebrook River Lake?
- Colebrook River Lake is a lake in Northwest Hills County, Connecticut. Its water-quality measurements are published by CT DEEP and shown on this page as reported.
What is the water quality of Colebrook River Lake?
- Colebrook River Lake in Northwest Hills County, Connecticut has water-quality measurements published by CT DEEP, shown here as reported. Maximum depth: 136.2 ft. Surface area: 845 acres.
Is Colebrook River Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Colebrook River Lake?
- Colebrook River Lake has a maximum depth of 136.2 feet. The lake covers 845 acres.
Are there boat ramps on Colebrook River Lake?
- Colebrook River Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Colebrook River Lake. Public access is listed as yes.
Can I fish at Colebrook River Lake?
- Colebrook River Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Seasons, size and bag limits, and whether you need a license are set by Connecticut's fish and wildlife agency, so check its current regulations before you go.
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Where this data comes from
Measurements for Colebrook River Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.
Other records on this page
Named boat-access points from the USGS National Boat Ramps inventory