Locustville Pond
Washington County, Rhode Island83 acresView mapDirections
RIDEM publishes the water-quality measurements for Locustville Pond. Here is what has been measured.
- Impaired · Mercury
- Public access
- Limited data
Locustville Pond in Washington County, Rhode Island has water-quality measurements published by RIDEM, shown here as reported. Water clarity: 4.9 ft visibility. Surface area: 83 acres.
Locustville Pond is a 83-acre lake in Washington County, Rhode Island. 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 2022-07-30. Methodology: how these readings are compared.
What Locustville Pond is good for
From access and monitoring records, not editorial picks.
- Boat launch1 documented ramp
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Locustville Pond is listed impaired under Clean Water Act §303(d) (IR 4A) for mercury, nuisance exotic species. Check local advisories before you swim.
Whether Locustville Pond is safe to swim in today is a call for the Rhode Island Department of Environmental Management and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Locustville Pond
These are the measurements RIDEM publishes for Locustville Pond, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Murky, only visible to about 4.9 ft. TSI 54.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 4.9ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | No reading 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. | 54 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
Ask about Locustville Pond
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
83 acres
Public access
Yes
Listed by RIDEM
No bathymetric survey has been published for Locustville Pond, so its depth is not documented here.
Recreation & Access
- Locustville 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 Locustville Pond
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Fishing Locustville Pond
Reservoir Info (USACE NID)
Locustville Pond is a man-made reservoir impounded by the Locustville Pond (completed 1885), built primarily for hydroelectric on the Brushy Brook; other-type dam, 18 ft tall and 285 ft long.
- Surface area
- 83 ac
- Normal storage
- 530 ac-ft
- Max storage
- 625 ac-ft
- Drainage area
- 11 sq mi
- Hazard class
- High
- Owner
- URE, GEORGIA
All listed purposes: Hydroelectric;Recreation.
Source: USACE National Inventory of Dams, NID ID RI01408 · Operator website
EPA Impairment Status
Locustville Pond is officially listed as impaired under Clean Water Act §303(d) in the 2022 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 RI0008040L-10 · Official waterbody report
Nearby Lakes in Washington County
Frequently asked questions about Locustville Pond
Where is Locustville Pond?
- Locustville Pond is a lake in Washington County, Rhode Island. Its water-quality measurements are published by RIDEM and shown on this page as reported.
What is the water quality of Locustville Pond?
- Locustville Pond in Washington County, Rhode Island has water-quality measurements published by RIDEM, shown here as reported. Water clarity: 4.9 ft visibility. Surface area: 83 acres.
Is Locustville Pond safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Locustville Pond is listed impaired under Clean Water Act §303(d) (IR 4A) for mercury, nuisance exotic species. Check local advisories before you swim.
Are there boat ramps on Locustville Pond?
- Locustville Pond has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Locustville Pond. Public access is listed as yes.
Can I fish at Locustville Pond?
- Locustville 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 Rhode Island's fish and wildlife agency, so check its current regulations before you go.
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Where this data comes from
13 measurements from 1 monitoring station, 2020–2022. Retrieved from the EPA Water Quality Portal on 2026-08-21.
Collected and reported by
- North American Lake Management Society
NALMS13 samples · 2020–2022
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