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

How deep is Bog Pond?

Bog Pond has a maximum depth of 5 feet. The lake covers 33 acres.

Bog Pond

Merrimack County, New Hampshire33 acresView map Directions

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

Max depth

5 ft

Bathymetric survey

Area

33 acres

Surface area

Shoreline

2.9 mi

Measured length

Impaired · Mercury
5 ft max depth

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Bog Pond in Merrimack County, New Hampshire has water-quality measurements published by NHDES, shown here as reported. Maximum depth: 5 ft. Surface area: 33 acres.

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Bog Pond is a 33-acre lake in Merrimack County, New Hampshire with a maximum depth of 5 feet.

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. Bog Pond is listed impaired under Clean Water Act §303(d) (IR 4A) for mercury. Check local advisories before you swim.

Whether Bog 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 Bog Pond

These are the measurements NHDES publishes for Bog 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 Bog Pond

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

Lake Details

Max depth

5 ft

Surface area

33 acres

Shoreline

2.9 mi

The depth above comes from a bathymetric survey of this lake, not from a regional estimate.

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Fishing Bog Pond

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

EPA Impairment Status

Bog 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 NHIMP700010702-02 · Official waterbody report

Nearby Lakes in Merrimack County

School Pond2.2 miView →Waukeena Lake-Deep SpotMesotrophic2.6 miView →Cold Pond-Deep SpotOligotrophic3.8 miView →Cole Pond-Beach3.9 miView →Eagle Pond4.1 miView →Adder Pond4.8 miView →

Frequently asked questions about Bog Pond

Where is Bog Pond?: Bog Pond is a lake in Merrimack County, New Hampshire. Its water-quality measurements are published by NHDES and shown on this page as reported.
What is the water quality of Bog Pond?: Bog Pond in Merrimack County, New Hampshire has water-quality measurements published by NHDES, shown here as reported. Maximum depth: 5 ft. Surface area: 33 acres.
Is Bog Pond safe to swim in?: Nutrient and algae readings are not a swimming clearance. Bog Pond is listed impaired under Clean Water Act §303(d) (IR 4A) for mercury. Check local advisories before you swim.
How deep is Bog Pond?: Bog Pond has a maximum depth of 5 feet. The lake covers 33 acres.