Dan Hole Pond
Carroll County, New Hampshire443 acresView mapDirections
No nutrient or algae sampling on record from NHDES for this lake.
- Impaired · Mercury
- 130 ft max depth
Dan Hole Pond in Carroll County, New Hampshire has water-quality measurements published by NHDES, shown here as reported. Maximum depth: 130 ft. Surface area: 443 acres.
Dan Hole Pond is a 443-acre lake in Carroll County, New Hampshire with a maximum depth of 130 feet (56-foot average).
Source: EPA Water Quality Portal sampling records, your state environmental agency. Methodology: how these readings are compared.
What Dan Hole Pond is good for
From access and monitoring records, not editorial picks.
- Deep water130 ft surveyed max depth
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Dan Hole Pond is listed impaired under Clean Water Act §303(d) (IR 4A) for mercury, pH / acidity. Check local advisories before you swim.
Whether Dan Hole 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 Dan Hole Pond
These are the measurements NHDES publishes for Dan Hole 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 Dan Hole Pond
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
130 ft
Average depth
56.4 ft
Surface area
443 acres
Shoreline
4.2 mi
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Fishing Dan Hole Pond
EPA Impairment Status
Dan Hole 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: Aquatic life, Fish consumption.
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit NHLAK600020702-01 · Official waterbody report
Nearby Lakes in Carroll County
Frequently asked questions about Dan Hole Pond
Where is Dan Hole Pond?
- Dan Hole Pond is a lake in Carroll County, New Hampshire. Its water-quality measurements are published by NHDES and shown on this page as reported.
What is the water quality of Dan Hole Pond?
- Dan Hole Pond in Carroll County, New Hampshire has water-quality measurements published by NHDES, shown here as reported. Maximum depth: 130 ft. Surface area: 443 acres.
Is Dan Hole Pond safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Dan Hole Pond is listed impaired under Clean Water Act §303(d) (IR 4A) for mercury, pH / acidity. Check local advisories before you swim.
How deep is Dan Hole Pond?
- Dan Hole Pond has a maximum depth of 130 feet and an average depth of 56.4 feet. The lake covers 443 acres.
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Where this data comes from
Measurements for Dan Hole 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