Arch Street Bridge Lake
Cheshire County, New Hampshire2,804 acresView mapDirections
No nutrient or algae sampling on record from NHDES for this lake.
- Impaired · Mercury
- Public access
- Limited data
Arch Street Bridge Lake in Cheshire County, New Hampshire has water-quality measurements published by NHDES, shown here as reported. Surface area: 2804 acres.
Arch Street Bridge Lake is a 2,804-acre lake in Cheshire County, New Hampshire. 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, last sampled 2021-10-11. Methodology: how these readings are compared.
What Arch Street Bridge Lake is good for
From access and monitoring records, not editorial picks.
- Boat launch1 documented ramp
- Big water2,804 acres
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Arch Street Bridge Lake is listed impaired under Clean Water Act §303(d) (IR 5) for mercury, pH / acidity. Check local advisories before you swim.
Whether Arch Street Bridge Lake 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 Arch Street Bridge Lake
These are the measurements NHDES publishes for Arch Street Bridge Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
No clarity data.
Ask about Arch Street Bridge Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
2,804 acres
Public access
Yes
Listed by NHDES
No bathymetric survey has been published for Arch Street Bridge Lake, so its depth is not documented here.
Recreation & Access
- Pine StreetPublic
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Stays via Stay22
Stays near Arch Street Bridge Lake
Compare lakeside cabins, hotels, and vacation rentals near Arch Street Bridge Lake in Cheshire 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.
Top-rated places to stay near Arch Street Bridge Lake
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Fishing Arch Street Bridge Lake
Reservoir Info (USACE NID)
Arch Street Bridge Lake is a man-made reservoir impounded by the Bellows Falls (completed 1907), built primarily for hydroelectric on the Connecticut River; concrete-type dam, 48 ft tall and 643 ft long.
- Surface area
- 2,804 ac
- Normal storage
- 30,000 ac-ft
- Max storage
- 30,000 ac-ft
- Drainage area
- 5,414 sq mi
- Hazard class
- Low
- Owner
- Great River Hydro, LLC
All listed purposes: Hydroelectric;Recreation.
Source: USACE National Inventory of Dams, NID ID NH00112 · Operator website · Matched by proximity (0.15 km)
EPA Impairment Status
Arch Street Bridge Lake 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 NHIMP801060703-05 · Official waterbody report
Nearby Lakes in Cheshire County
Frequently asked questions about Arch Street Bridge Lake
Where is Arch Street Bridge Lake?
- Arch Street Bridge Lake is a lake in Cheshire County, New Hampshire. Its water-quality measurements are published by NHDES and shown on this page as reported.
What is the water quality of Arch Street Bridge Lake?
- Arch Street Bridge Lake in Cheshire County, New Hampshire has water-quality measurements published by NHDES, shown here as reported. Surface area: 2804 acres.
Is Arch Street Bridge Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Arch Street Bridge Lake is listed impaired under Clean Water Act §303(d) (IR 5) for mercury, pH / acidity. Check local advisories before you swim.
Are there boat ramps on Arch Street Bridge Lake?
- Arch Street Bridge Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Pine Street. Public access is listed as yes.
Can I fish at Arch Street Bridge Lake?
- Arch Street Bridge Lake 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
9 measurements from 1 monitoring station, 2020–2021. Retrieved from the EPA Water Quality Portal on 2026-08-21.
Collected and reported by
- New Hampshire Department Of Environmental Services (BEACH)
111133009 samples · 2020–2021
Analytical methods
- Turbidity by Nephelometry
Monitoring station identifiers (1)
EPA condition classes from the National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See where the data comes from and data sources.
Other records on this page
Impairment status from EPA ATTAINS 303(d) database
Named boat-access points from the USGS National Boat Ramps inventory