Quaddick Reservoir
Northeastern Connecticut County, Connecticut132 acresView mapDirections
No nutrient or algae sampling on record from CT DEEP for this lake.
Quaddick Reservoir in Northeastern Connecticut County, Connecticut has water-quality measurements published by CT DEEP, shown here as reported. Surface area: 132 acres.
Quaddick Reservoir is a 132-acre lake in Northeastern Connecticut County, Connecticut.
Source: EPA Water Quality Portal sampling records, your state environmental agency. Methodology: how these readings are compared.
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Quaddick Reservoir 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 Quaddick Reservoir
These are the measurements CT DEEP publishes for Quaddick Reservoir, 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 Quaddick Reservoir
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
132 acres
Shoreline
3.4 mi
No bathymetric survey has been published for Quaddick Reservoir, so its depth is not documented here.
Stays via Stay22
Stays near Quaddick Reservoir
Compare lakeside cabins, hotels, and vacation rentals near Quaddick Reservoir in Northeastern Connecticut 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.
Top-rated places to stay near Quaddick Reservoir
Prices for Oct 16–18, 4 adults. Change dates on the map below.
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Follow Quaddick Reservoir’s readings
Email me when new measurements post for this lake. Updates stay free.
Or email
Fishing Quaddick Reservoir
Nearby Lakes in Northeastern Connecticut County
Frequently asked questions about Quaddick Reservoir
Where is Quaddick Reservoir?
- Quaddick Reservoir is a lake in Northeastern Connecticut County, Connecticut. Its water-quality measurements are published by CT DEEP and shown on this page as reported.
What is the water quality of Quaddick Reservoir?
- Quaddick Reservoir in Northeastern Connecticut County, Connecticut has water-quality measurements published by CT DEEP, shown here as reported. Surface area: 132 acres.
Is Quaddick Reservoir safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Explore Quaddick Reservoir across LakeQuality
More lakes in Connecticut
Other Lakes in Connecticut
Where this data comes from
Measurements for Quaddick Reservoir come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.