Mendums Pond
Strafford County, New Hampshire265 acresView mapDirections
No nutrient or algae sampling on record from NHDES for this lake.
- Impaired · Mercury
- 45 ft max depth
Mendums Pond in Strafford County, New Hampshire has water-quality measurements published by NHDES, shown here as reported. Maximum depth: 45 ft. Surface area: 265 acres.
Mendums Pond is a 265-acre lake in Strafford County, New Hampshire with a maximum depth of 45 feet (21-foot average).
Source: EPA Water Quality Portal sampling records, your state environmental agency. Methodology: how these readings are compared.
What Mendums Pond is good for
From access and monitoring records, not editorial picks.
- Deep water45 ft surveyed max depth
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Mendums Pond is listed impaired under Clean Water Act §303(d) (IR 5) for mercury, pH / acidity. Check local advisories before you swim.
Whether Mendums 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.
Water quality measurements for Mendums Pond
These are the measurements NHDES publishes for Mendums 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 Mendums Pond
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
45 ft
Average depth
21 ft
Surface area
265 acres
Shoreline
5.2 mi
The depth above comes from a bathymetric survey of this lake, not from a regional estimate.
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Fishing Mendums Pond
EPA Impairment Status
Mendums Pond is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 5).
Causes of impairment
Designated uses not supporting: Aquatic life, Fish consumption.
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit NHLAK600030707-01 · Official waterbody report
Nearby Lakes in Strafford County
Frequently asked questions about Mendums Pond
Where is Mendums Pond?
- Mendums Pond is a lake in Strafford County, New Hampshire. Its water-quality measurements are published by NHDES and shown on this page as reported.
What is the water quality of Mendums Pond?
- Mendums Pond in Strafford County, New Hampshire has water-quality measurements published by NHDES, shown here as reported. Maximum depth: 45 ft. Surface area: 265 acres.
Is Mendums Pond safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Mendums Pond is listed impaired under Clean Water Act §303(d) (IR 5) for mercury, pH / acidity. Check local advisories before you swim.
How deep is Mendums Pond?
- Mendums Pond has a maximum depth of 45 feet and an average depth of 21 feet. The lake covers 265 acres.
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Where this data comes from
Measurements for Mendums 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