Horseshoe Pond
Hillsborough County, New Hampshire44 acresView mapDirections
No nutrient or algae sampling on record from NHDES for this lake.
- Impaired · Algal growth
- 20 ft max depth
- Public access
Horseshoe Pond in Hillsborough County, New Hampshire has water-quality measurements published by NHDES, shown here as reported. Maximum depth: 20 ft. Surface area: 44 acres.
Horseshoe Pond is a 44-acre lake in Hillsborough County, New Hampshire with a maximum depth of 20 feet (8-foot average). Limited fish-species data available. Public access is available with 1 public boat landing.
Source: EPA Water Quality Portal sampling records, your state environmental agency. Methodology: how these readings are compared.
What Horseshoe Pond is good for
From access and monitoring records, not editorial picks.
- Boat launch1 documented ramp
Swimming conditions
No readingBacteria advisory
Nutrient and algae readings are not a swimming clearance. Horseshoe Pond is listed impaired under Clean Water Act §303(d) (IR 4A) for algal growth, biotoxins, mercury, nuisance exotic species, pH / acidity. Check local advisories before you swim.
Whether Horseshoe 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 Horseshoe Pond
These are the measurements NHDES publishes for Horseshoe 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 Horseshoe Pond
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
20 ft
Average depth
7.9 ft
Surface area
44 acres
Shoreline
2 mi
Public access
Yes
Listed by NHDES
The depth above comes from a bathymetric survey of this lake, not from a regional estimate.
Recreation & Access
- Horseshoe PondPublic
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
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Stays near Horseshoe Pond
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Fishing Horseshoe Pond
EPA Impairment Status
Horseshoe 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, Recreation.
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit NHLAK700061002-03 · Official waterbody report
Nearby Lakes in Hillsborough County
Frequently asked questions about Horseshoe Pond
Where is Horseshoe Pond?
- Horseshoe Pond is a lake in Hillsborough County, New Hampshire. Its water-quality measurements are published by NHDES and shown on this page as reported.
What is the water quality of Horseshoe Pond?
- Horseshoe Pond in Hillsborough County, New Hampshire has water-quality measurements published by NHDES, shown here as reported. Maximum depth: 20 ft. Surface area: 44 acres.
Is Horseshoe Pond safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Horseshoe Pond is listed impaired under Clean Water Act §303(d) (IR 4A) for algal growth, biotoxins, mercury, nuisance exotic species, pH / acidity. Check local advisories before you swim.
How deep is Horseshoe Pond?
- Horseshoe Pond has a maximum depth of 20 feet and an average depth of 7.9 feet. The lake covers 44 acres.
Are there boat ramps on Horseshoe Pond?
- Horseshoe Pond has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Horseshoe Pond. Public access is listed as yes.
Can I fish at Horseshoe Pond?
- Horseshoe Pond has 1 documented boat landing in the USGS National Boat Ramps inventory. Seasons, size and bag limits, and whether you need a license are set by New Hampshire's fish and wildlife agency, so check its current regulations before you go.
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Where this data comes from
Measurements for Horseshoe 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
Named boat-access points from the USGS National Boat Ramps inventory