Great Pond
Barnstable County, Massachusetts109 acresView mapDirections
No nutrient or algae sampling on record from MassDEP for this lake.
- Impaired · Algal growth
- 36 ft max depth
Great Pond in Barnstable County, Massachusetts has water-quality measurements published by MassDEP, shown here as reported. Maximum depth: 36.1 ft. Surface area: 109 acres.
Great Pond is a 109-acre lake in Barnstable County, Massachusetts with a maximum depth of 36 feet.
Source: EPA Water Quality Portal sampling records, MassDEP. Methodology: how these readings are compared.
What Great Pond is good for
From access and monitoring records, not editorial picks.
- Deep water36.1 ft surveyed max depth
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Great Pond is listed impaired under Clean Water Act §303(d) (IR 5) for algal growth, nutrients (phosphorus, nitrogen), oxygen depletion (low DO). Check local advisories before you swim.
Whether Great Pond is safe to swim in today is a call for the Massachusetts Department of Environmental Protection and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Great Pond
These are the measurements MassDEP publishes for Great Pond, 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 Great Pond
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
36.1 ft
Surface area
109 acres
Shoreline
2 mi
Stays via Stay22
Stays near Great Pond
Compare lakeside cabins, hotels, and vacation rentals near Great Pond in Barnstable County, Massachusetts — 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 Great Pond
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.
Planning a whole trip? See where to stay at Massachusetts’s top lakes →
Follow Great Pond’s readings
Email me when new measurements post for this lake. Updates stay free.
Or email
Fishing Great Pond
EPA Impairment Status
Great Pond is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 5).
Causes of impairment
Designated uses not supporting: Aquatic life.
Source: EPA ATTAINS assessment unit MA96115 · Official waterbody report
Nearby Lakes in Barnstable County
Frequently asked questions about Great Pond
Where is Great Pond?
- Great Pond is a lake in Barnstable County, Massachusetts. Its water-quality measurements are published by MassDEP and shown on this page as reported.
What is the water quality of Great Pond?
- Great Pond in Barnstable County, Massachusetts has water-quality measurements published by MassDEP, shown here as reported. Maximum depth: 36.1 ft. Surface area: 109 acres.
Is Great Pond safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Great Pond is listed impaired under Clean Water Act §303(d) (IR 5) for algal growth, nutrients (phosphorus, nitrogen), oxygen depletion (low DO). Check local advisories before you swim.
How deep is Great Pond?
- Great Pond has a maximum depth of 36.1 feet. The lake covers 109 acres.
Explore Great Pond across LakeQuality
More lakes in Massachusetts
Other Lakes in Massachusetts
Where this data comes from
Measurements for Great Pond come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.
Other records on this page
Impairment status from EPA ATTAINS 303(d) database