Stevenson Pond
Grafton County, New Hampshire27 acresView mapDirections
No nutrient or algae sampling on record from NHDES for this lake.
- Impaired · Mercury
Stevenson Pond in Grafton County, New Hampshire has water-quality measurements published by NHDES, shown here as reported. Surface area: 27 acres.
Stevenson Pond is a 27-acre lake in Grafton County, New Hampshire.
Source: EPA Water Quality Portal sampling records, your state environmental agency. Methodology: how these readings are compared.
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Stevenson Pond is listed impaired under Clean Water Act §303(d) (IR 4A) for mercury. Check local advisories before you swim.
Whether Stevenson 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 Stevenson Pond
These are the measurements NHDES publishes for Stevenson 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 Stevenson Pond
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
27 acres
Shoreline
1 mi
No bathymetric survey has been published for Stevenson Pond, so its depth is not documented here.
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Fishing Stevenson Pond
EPA Impairment Status
Stevenson Pond is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 4A).
Causes of impairment
Designated uses not supporting: Fish consumption.
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit NHLAK801040203-03 · Official waterbody report
Nearby Lakes in Grafton County
Frequently asked questions about Stevenson Pond
Where is Stevenson Pond?
- Stevenson Pond is a lake in Grafton County, New Hampshire. Its water-quality measurements are published by NHDES and shown on this page as reported.
What is the water quality of Stevenson Pond?
- Stevenson Pond in Grafton County, New Hampshire has water-quality measurements published by NHDES, shown here as reported. Surface area: 27 acres.
Is Stevenson Pond safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Stevenson Pond is listed impaired under Clean Water Act §303(d) (IR 4A) for mercury. Check local advisories before you swim.
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Where this data comes from
Measurements for Stevenson 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