Basin Brook Reservoir
Carroll County, New Hampshire40 acresView mapDirections
No nutrient or algae sampling on record from NHDES for this lake.
- Impaired · Mercury
- 15 ft max depth
- Public access
Basin Brook Reservoir in Carroll County, New Hampshire has water-quality measurements published by NHDES, shown here as reported. Maximum depth: 15 ft. Surface area: 40 acres.
Basin Brook Reservoir is a 40-acre lake in Carroll County, New Hampshire with a maximum depth of 15 feet (4-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 Basin Brook Reservoir is good for
From access and monitoring records, not editorial picks.
- Boat launch1 documented ramp
- Camping3 public campgrounds nearby
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Basin Brook Reservoir is listed impaired under Clean Water Act §303(d) (IR 4A) for mercury. Check local advisories before you swim.
Whether Basin Brook Reservoir 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 Basin Brook Reservoir
These are the measurements NHDES publishes for Basin Brook Reservoir, 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 Basin Brook Reservoir
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
15 ft
Average depth
3.9 ft
Surface area
40 acres
Shoreline
1.1 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
- Basin Recreation AreaPublic
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Public campgrounds near Basin Brook Reservoir
- Basin0.4 km
- Cold River1.2 km
- Wild River5.0 km
Nearest public campgrounds in the USGS National Map inventory, within about 3 miles. An empty list means USGS records no campground that close, which is not the same as camping being unavailable. Where the source gives an official reservation link, it is used; the cabin and hotel search does not cover campsites. More camping lakes
Stays via Stay22
Stays near Basin Brook Reservoir
Compare lakeside cabins, hotels, and vacation rentals near Basin Brook Reservoir in Carroll County, New Hampshire — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.
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Fishing Basin Brook Reservoir
EPA Impairment Status
Basin Brook Reservoir 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 NHLAK600020401-04 · Official waterbody report
Nearby Lakes in Carroll County
Frequently asked questions about Basin Brook Reservoir
Where is Basin Brook Reservoir?
- Basin Brook Reservoir 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 Basin Brook Reservoir?
- Basin Brook Reservoir in Carroll County, New Hampshire has water-quality measurements published by NHDES, shown here as reported. Maximum depth: 15 ft. Surface area: 40 acres.
Is Basin Brook Reservoir safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Basin Brook Reservoir is listed impaired under Clean Water Act §303(d) (IR 4A) for mercury. Check local advisories before you swim.
How deep is Basin Brook Reservoir?
- Basin Brook Reservoir has a maximum depth of 15 feet and an average depth of 3.9 feet. The lake covers 40 acres.
Are there boat ramps on Basin Brook Reservoir?
- Basin Brook Reservoir has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Basin Recreation Area. Public access is listed as yes.
Can I fish at Basin Brook Reservoir?
- Basin Brook Reservoir 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.
Are there campgrounds on Basin Brook Reservoir?
- Basin Brook Reservoir has 3 public campgrounds from USGS The National Map within 5 km, including Basin, Cold River, Wild River. This is a location join, not a booking. Cabins and hotels are listed separately; campsite reservations use the official link when the source provides one.
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Where this data comes from
Measurements for Basin Brook Reservoir 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
Public campgrounds from USGS The National Map Structures, within about 3 miles