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

Forge Pond

Middlesex County, Massachusetts203 acresView map Directions

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

Area

203 acres

Surface area

Shoreline

4.3 mi

Measured length

Impaired · Algal growth

See the measurements Directions Where to stay

Forge Pond in Middlesex County, Massachusetts has water-quality measurements published by MassDEP, shown here as reported. Surface area: 203 acres.

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Forge Pond is a 203-acre lake in Middlesex County, Massachusetts.

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

Swimming conditions

No reading

Not rated

Nutrient and algae readings are not a swimming clearance. Forge Pond is listed impaired under Clean Water Act §303(d) (IR 4A) for algal growth, mercury, noxious aquatic plants. Check local advisories before you swim.

Whether Forge 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 Forge Pond

These are the measurements MassDEP publishes for Forge 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 Forge Pond

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

Lake Details

Surface area

203 acres

Shoreline

4.3 mi

No bathymetric survey has been published for Forge Pond, so its depth is not documented here.

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Stays near Forge Pond

Compare lakeside cabins, hotels, and vacation rentals near Forge 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 Forge Pond

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

EPA Impairment Status

Forge Pond is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 4A).

Causes of impairment

Algal growthMercuryNoxious aquatic plants

Designated uses not supporting: Aquatic life, Fish consumption.

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

Source: EPA ATTAINS assessment unit MA84015 · Official waterbody report

Nearby Lakes in Middlesex County

Spectacle Pond1.4 miView →Knops Pond1.8 miView →Whitney Pond2.4 miView →Lost Lake2.3 miView →Keyes Pond3.1 miView →Long Pond3.2 miView →

Frequently asked questions about Forge Pond

Where is Forge Pond?: Forge 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 Forge Pond?: Forge Pond in Middlesex County, Massachusetts has water-quality measurements published by MassDEP, shown here as reported. Surface area: 203 acres.
Is Forge Pond safe to swim in?: Nutrient and algae readings are not a swimming clearance. Forge Pond is listed impaired under Clean Water Act §303(d) (IR 4A) for algal growth, mercury, noxious aquatic plants. Check local advisories before you swim.