Curtis Pond
Washington County, Vermont76 acresView mapDirections
Vermont DEC publishes the water-quality measurements for Curtis Pond. Here is what has been measured.
- Mesotrophic
- 47 ft max depth
- Public access
Curtis Pond in Washington County, Vermont has water-quality measurements published by Vermont DEC, shown here as reported. Water clarity: 15.3 ft visibility. Phosphorus: 13.2 µg/L. Chlorophyll-a (algae): 3.2 µg/L. Surface area: 76 acres.
Curtis Pond is a 76-acre mesotrophic lake in Washington County, Vermont with an estimated average depth of about 47 feet. Overall water quality is improving over recent sampling years. Limited fish-species data available. Public access is available with 1 public boat landing. Compared to the 8 other monitored lakes in Washington County, Curtis Pond ranks #3 for water quality.
Source: EPA Water Quality Portal sampling records, VT DEC, last sampled 2025-08-27. Methodology: how these readings are compared.
What Curtis Pond is good for
From access and monitoring records, not editorial picks.
- Clear water15.3 ft of visibility
- Boat launch1 documented ramp
Swimming conditions
Readings onlyLow algae
Based on clarity and algae readings from past sampling — there is no live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Curtis Pond is safe to swim in today is a call for the Vermont Department of Environmental Conservation and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Curtis Pond
These are the measurements Vermont DEC publishes for Curtis Pond, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
Crystal clear, you can see 15.3 ft down. Phosphorus 13.2 µg/L. Chlorophyll-a 3.2 µg/L. TSI 40.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 15.3ft | Measured, not scored How deep a black-and-white disk stays visible from the surface. Higher is clearer. |
| Total phosphorus | 13.2µg/L | Good GoodFairPoor |
| Chlorophyll-a (algae) | 3.2µg/L | Good GoodFairPoor |
| Trophic state (TSI)Carlson's 0–100 index of how much algae a lake can support, from clarity, phosphorus and chlorophyll-a. | 40 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
Ask about Curtis Pond
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
~47 ft est.
Surface area
76 acres
Public access
Yes
Listed by Vermont DEC
Depth marked “est.” is a modeled maximum from GLOBathy (Khazaei et al. 2022, CC0), not a measured survey. Vermont has not published bathymetry for Curtis Pond.
Lake Size & Watershed
Watershed (drainage) area
2 sq mi
HydroLAKES / HydroSHEDS
Shoreline
2.7 mi
HydroLAKES / HydroSHEDS
Elevation
1,217 ft
Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS). Mean depth here is modelled, not surveyed — HydroLAKES v1.0 estimates lake depth from surrounding terrain rather than from soundings. Treat it as an approximation, and prefer a state bathymetric survey where one exists.
Recreation & Access
- Curtis 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 Curtis Pond
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Fishing Curtis Pond
Water Quality Trend: Improving
Based on 6 years of monitoring (2020–2025).
Water clarity
Improving6 years
Phosphorus
Improving-1.51 µg/L/yr5 years
Chlorophyll-a
Improving-0.8 µg/L/yr5 years
Reservoir Info (USACE NID)
Curtis Pond is a man-made reservoir impounded by the Curtis Pond (completed 1900), built primarily for recreation on the Curtis Pond Brook; gravity-type dam, 14 ft tall and 120 ft long.
- Surface area
- 76 ac
- Normal storage
- 0 ac-ft
- Max storage
- 1,000 ac-ft
- Drainage area
- 1.43 sq mi
- Hazard class
- Significant
- Owner
- UNKNOWN
Source: USACE National Inventory of Dams, NID ID VT00063 · Operator website
Nearby Lakes in Washington County
Frequently asked questions about Curtis Pond
Where is Curtis Pond?
- Curtis Pond is a lake in Washington County, Vermont. Its water-quality measurements are published by Vermont DEC and shown on this page as reported.
What is the water quality of Curtis Pond?
- Curtis Pond in Washington County, Vermont has water-quality measurements published by Vermont DEC, shown here as reported. Water clarity: 15.3 ft visibility. Phosphorus: 13.2 µg/L. Chlorophyll-a (algae): 3.2 µg/L. Surface area: 76 acres.
Is Curtis Pond safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Curtis Pond?
- No published bathymetric survey covers Curtis Pond, so its depth has not been measured. The HydroLAKES global model estimates an average depth of about 47 feet, but that is a modelled estimate derived from surrounding terrain rather than a measurement on the water, so treat it as approximate. The lake covers 76 acres.
Are there boat ramps on Curtis Pond?
- Curtis Pond has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Curtis Pond. Public access is listed as yes.
Can I fish at Curtis Pond?
- Curtis 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 Vermont's fish and wildlife agency, so check its current regulations before you go.
Explore Curtis Pond across LakeQuality
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Where this data comes from
204 measurements from 2 monitoring stations, 2020–2025. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Vermont Dept of Environmental Conservation
1VTDECWQ204 samples · 2020–2025
Analytical methods
- EPA approved Alternate Test Procedure for 4500 P H. Has a 28 day hold without acid preservation.
- 445.0 ~ EPA; Chlorophyll and Pheophytin in Algae by Fluorescence
- 2130 B ~ Nephelometric Method
Monitoring station identifiers (2)
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
Lake size & watershed from HydroLAKES (HydroSHEDS)
Named boat-access points from the USGS National Boat Ramps inventory