Old Naugatuck Reservoir
Naugatuck Valley County, Connecticut54 acresView mapDirections
No nutrient or algae sampling on record from CT DEEP for this lake.
Old Naugatuck Reservoir in Naugatuck Valley County, Connecticut has water-quality measurements published by CT DEEP, shown here as reported. Surface area: 54 acres.
Old Naugatuck Reservoir is a 54-acre lake in Naugatuck Valley 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 Old Naugatuck 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 Old Naugatuck Reservoir
These are the measurements CT DEEP publishes for Old Naugatuck 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 Old Naugatuck Reservoir
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
54 acres
Shoreline
1.9 mi
No bathymetric survey has been published for Old Naugatuck Reservoir, so its depth is not documented here.
Stays via Stay22
Stays near Old Naugatuck Reservoir
Compare lakeside cabins, hotels, and vacation rentals near Old Naugatuck Reservoir in Naugatuck Valley 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 Old Naugatuck 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 Old Naugatuck Reservoir’s readings
Email me when new measurements post for this lake. Updates stay free.
Or email
Fishing Old Naugatuck Reservoir
Nearby Lakes in Naugatuck Valley County
Frequently asked questions about Old Naugatuck Reservoir
Where is Old Naugatuck Reservoir?
- Old Naugatuck Reservoir is a lake in Naugatuck Valley County, Connecticut. Its water-quality measurements are published by CT DEEP and shown on this page as reported.
What is the water quality of Old Naugatuck Reservoir?
- Old Naugatuck Reservoir in Naugatuck Valley County, Connecticut has water-quality measurements published by CT DEEP, shown here as reported. Surface area: 54 acres.
Is Old Naugatuck Reservoir safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Explore Old Naugatuck Reservoir across LakeQuality
More lakes in Connecticut
Other Lakes in Connecticut
Where this data comes from
Measurements for Old Naugatuck Reservoir come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.