Russell Reservoir-Beach
Cheshire County, New Hampshire25 acresView mapDirections
NHDES publishes the water-quality measurements for Russell Reservoir-Beach. Here is what has been measured.
- Limited data
Russell Reservoir-Beach in Cheshire County, New Hampshire has water-quality measurements published by NHDES, shown here as reported. Phosphorus: 10.5 µg/L. Surface area: 24.7 acres.
Russell Reservoir-Beach is a 25-acre lake in Cheshire County, New Hampshire.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2025-07-03. Methodology: how these readings are compared.
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Russell Reservoir-Beach 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 Russell Reservoir-Beach
These are the measurements NHDES publishes for Russell Reservoir-Beach, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
No clarity data. Phosphorus 10.5 µg/L. TSI 38.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | No reading How deep a black-and-white disk stays visible from the surface. Higher is clearer. | |
| Total phosphorus | 10.5µg/L | Measured, not scored The nutrient that most limits algae growth in freshwater. More phosphorus, more algae potential. |
| Chlorophyll-a (algae) | No reading The green pigment in algae — a direct measure of how much algae is in the water. | |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 38 | Oligotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Low nutrients, clear water. No reading is a swimming clearance.
Ask about Russell Reservoir-Beach
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
25 acres
No bathymetric survey has been published for Russell Reservoir-Beach, so its depth is not documented here.
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Reservoir Info (USACE NID)
Russell Reservoir-Beach is a man-made reservoir impounded by the Russell Reservoir Dam (completed 1923), built primarily for recreation on the Tr Minnewawa Brook; earth-type dam, 12 ft tall and 275 ft long.
- Surface area
- 24.7 ac
- Normal storage
- 75.5 ac-ft
- Max storage
- 141.9 ac-ft
- Drainage area
- 11.1 sq mi
- Hazard class
- Low
- Owner
- TOWN OF HARRISVILLE
Source: USACE National Inventory of Dams, NID ID NH00064 · Operator website · Matched by proximity (0.07 km)
Nearby Lakes in Cheshire County
Frequently asked questions about Russell Reservoir-Beach
Where is Russell Reservoir-Beach?
- Russell Reservoir-Beach 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 Russell Reservoir-Beach?
- Russell Reservoir-Beach in Cheshire County, New Hampshire has water-quality measurements published by NHDES, shown here as reported. Phosphorus: 10.5 µg/L. Surface area: 24.7 acres.
Is Russell Reservoir-Beach safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Explore Russell Reservoir-Beach across LakeQuality
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Where this data comes from
1 measurement from 1 monitoring station, 2025. Retrieved from the EPA Water Quality Portal on 2026-08-21.
Collected and reported by
- New Hampshire Department Of Environmental Services (BEACH)
111133001 sample · 2025
Analytical methods
- 10-115-01-1 F ~ LACHAT; Total Phosphorus- Manual persulfate digest
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.