Flint Pond is a lake in Middlesex County, Massachusetts. Its water-quality measurements are published by MassDEP and shown on this page as reported.

How deep is Flint Pond?

Flint Pond has a maximum depth of 5.9 feet and an average depth of 3.9 feet. The lake covers 72 acres.

Are there boat ramps on Flint Pond?

Flint Pond has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Flint Pond. Public access is listed as yes.

Can I fish at Flint Pond?

Flint Pond 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 Massachusetts's fish and wildlife agency, so check its current regulations before you go.

Flint Pond

Middlesex County, Massachusetts72 acresView map Directions

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

Max depth

5.9 ft

Bathymetric survey

Area

72 acres

Surface area

Shoreline

2.6 mi

Measured length

Impaired · Mercury
6 ft max depth
Public access

See the measurements Directions Where to stay

Flint Pond in Middlesex County, Massachusetts has water-quality measurements published by MassDEP, shown here as reported. Maximum depth: 5.9 ft. Surface area: 72 acres.

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Flint Pond is a 72-acre lake in Middlesex County, Massachusetts with a maximum depth of 6 feet (4-foot average). Limited fish-species data available. Public access is available with 1 public boat landing.

Source: EPA Water Quality Portal sampling records, MassDEP. Methodology: how these readings are compared.

What Flint Pond is good for

From access and monitoring records, not editorial picks.

Boat launch1 documented ramp

Swimming conditions

No reading

Recreation use not supported

Nutrient and algae readings are not a swimming clearance. Flint Pond is listed impaired under Clean Water Act §303(d) (IR 5) for mercury, noxious aquatic plants, nuisance exotic species. Check local advisories before you swim.

Whether Flint 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.

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Water quality measurements for Flint Pond

These are the measurements MassDEP publishes for Flint 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 Flint Pond

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

Lake Details

Max depth

5.9 ft

Average depth

3.9 ft

Surface area

72 acres

Shoreline

2.6 mi

Public access

Yes

Listed by MassDEP

Recreation & Access

Boat Landings

Yes

Public Access

Flint PondPublic

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 Flint Pond

Compare lakeside cabins, hotels, and vacation rentals near Flint Pond in Middlesex 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.

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Fishing Flint Pond

→ Flint Pond fishing regulations (limits, seasons, special rules)

EPA Impairment Status

Flint Pond is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 5).

Causes of impairment

MercuryNoxious aquatic plantsNuisance exotic species

Designated uses not supporting: Aquatic life, Fish consumption, Recreation, Other.

A Total Maximum Daily Load (TMDL) plan has been approved.

Source: EPA ATTAINS assessment unit MA84012 · Official waterbody report

Nearby Lakes in Middlesex County

Fletchers Pond2.6 miView →Althea Lake2.6 miView →Nabnasset PondMesotrophic—View →Long Sought-for Pond—View →Newfield Pond3.5 miView →Lower Massapoag Pond3.1 miView →

Frequently asked questions about Flint Pond

Where is Flint Pond?: Flint Pond is a lake in Middlesex County, Massachusetts. Its water-quality measurements are published by MassDEP and shown on this page as reported.
What is the water quality of Flint Pond?: Flint Pond in Middlesex County, Massachusetts has water-quality measurements published by MassDEP, shown here as reported. Maximum depth: 5.9 ft. Surface area: 72 acres.
Is Flint Pond safe to swim in?: Nutrient and algae readings are not a swimming clearance. Flint Pond is listed impaired under Clean Water Act §303(d) (IR 5) for mercury, noxious aquatic plants, nuisance exotic species. Check local advisories before you swim.
How deep is Flint Pond?: Flint Pond has a maximum depth of 5.9 feet and an average depth of 3.9 feet. The lake covers 72 acres.
Are there boat ramps on Flint Pond?: Flint Pond has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Flint Pond. Public access is listed as yes.
Can I fish at Flint Pond?: Flint Pond 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 Massachusetts's fish and wildlife agency, so check its current regulations before you go.