Head Pond is a lake in Coos County, New Hampshire. Its water-quality measurements are published by NHDES and shown on this page as reported.

How deep is Head Pond?

Head Pond has a maximum depth of 7.9 feet and an average depth of 2.6 feet. The lake covers 90 acres.

Head Pond

Coos County, New Hampshire90 acresView map Directions

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

Max depth

7.9 ft

Bathymetric survey

Area

90 acres

Surface area

Shoreline

2 mi

Measured length

Impaired · Mercury
8 ft max depth

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Head Pond in Coos County, New Hampshire has water-quality measurements published by NHDES, shown here as reported. Maximum depth: 7.9 ft. Surface area: 90 acres.

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Head Pond is a 90-acre lake in Coos County, New Hampshire with a maximum depth of 8 feet (3-foot average).

Source: EPA Water Quality Portal sampling records, your state environmental agency. Methodology: how these readings are compared.

Swimming conditions

No reading

Not rated

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

Whether Head Pond is safe to swim in today is a call for the New Hampshire Department of Environmental Services and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for Head Pond

These are the measurements NHDES publishes for Head 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 Head Pond

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

Lake Details

Max depth

7.9 ft

Average depth

2.6 ft

Surface area

90 acres

Shoreline

2 mi

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Stays near Head Pond

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Fishing Head Pond

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

EPA Impairment Status

Head Pond is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 4A).

Causes of impairment

Mercury

Designated uses not supporting: Fish consumption.

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

Source: EPA ATTAINS assessment unit NHLAK801010703-02 · Official waterbody report

Nearby Lakes in Coos County

Jericho Lake-Deep SpotMesotrophic2.1 miView →Nay Pond4.6 miView →Cedar Pond5.5 miView →Pontook Reservoir8.5 miView →South Ponds8.8 miView →Reflection Pond9.9 miView →

Frequently asked questions about Head Pond

Where is Head Pond?: Head Pond is a lake in Coos County, New Hampshire. Its water-quality measurements are published by NHDES and shown on this page as reported.
What is the water quality of Head Pond?: Head Pond in Coos County, New Hampshire has water-quality measurements published by NHDES, shown here as reported. Maximum depth: 7.9 ft. Surface area: 90 acres.
Is Head Pond safe to swim in?: Nutrient and algae readings are not a swimming clearance. Head Pond is listed impaired under Clean Water Act §303(d) (IR 4A) for mercury. Check local advisories before you swim.
How deep is Head Pond?: Head Pond has a maximum depth of 7.9 feet and an average depth of 2.6 feet. The lake covers 90 acres.