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LakeQuality

Riga Lake

Northwest Hills County, Connecticut156 acresView mapDirections

No nutrient or algae sampling on record from CT DEEP for this lake.

Max depth
35.1 ft
Bathymetric survey
Area
156 acres
Surface area
Shoreline
2.9 mi
Measured length
  • 35 ft max depth

Riga Lake in Northwest Hills County, Connecticut has water-quality measurements published by CT DEEP, shown here as reported. Maximum depth: 35.1 ft. Surface area: 156 acres.

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Riga Lake is a 156-acre lake in Northwest Hills County, Connecticut with a maximum depth of 35 feet (9-foot average).

Source: EPA Water Quality Portal sampling records, your state environmental agency. Methodology: how these readings are compared.

What Riga Lake is good for

From access and monitoring records, not editorial picks.

  • Deep water35.1 ft surveyed max depth

Swimming conditions

No reading

Not rated

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Whether Riga 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.

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Water quality measurements for Riga Lake

These are the measurements CT DEEP publishes for Riga 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 Riga Lake

Answers come straight from the public measurements and survey records on this page.

Lake Details

Max depth

35.1 ft

Average depth

9.2 ft

Surface area

156 acres

Shoreline

2.9 mi

Stays via Stay22

Stays near Riga Lake

Compare lakeside cabins, hotels, and vacation rentals near Riga Lake in Northwest Hills County, Connecticut — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.

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Fishing Riga Lake

Nearby Lakes in Northwest Hills County

Frequently asked questions about Riga Lake

Where is Riga Lake?

Riga 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 Riga Lake?

Riga Lake in Northwest Hills County, Connecticut has water-quality measurements published by CT DEEP, shown here as reported. Maximum depth: 35.1 ft. Surface area: 156 acres.

Measurements on this page ↑

Is Riga Lake safe to swim in?

Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.

Swimming on this page ↑

How deep is Riga Lake?

Riga Lake has a maximum depth of 35.1 feet and an average depth of 9.2 feet. The lake covers 156 acres.

Where this data comes from

Measurements for Riga Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.