Fosters Pond
Caledonia County, VermontView mapDirections
Vermont DEC publishes the water-quality measurements for Fosters Pond. Here is what has been measured.
- Mesotrophic
- 35 ft max depth
- Public access
Fosters Pond in Caledonia County, Vermont has water-quality measurements published by Vermont DEC, shown here as reported. Phosphorus: 13.2 µg/L. Chlorophyll-a (algae): 2.9 µg/L.
Fosters Pond is a mesotrophic lake in Caledonia County, Vermont with an estimated average depth of about 35 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 Caledonia County, Fosters Pond ranks #7 for water quality.
Source: EPA Water Quality Portal sampling records, VT DEC, last sampled 2023-08-28. Methodology: how these readings are compared.
What Fosters Pond is good for
From access and monitoring records, not editorial picks.
- 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 Fosters 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 Fosters Pond
These are the measurements Vermont DEC publishes for Fosters Pond, 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 13.2 µg/L. Chlorophyll-a 2.9 µg/L. TSI 41.
| 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 | 13.2µg/L | Good GoodFairPoor |
| Chlorophyll-a (algae) | 2.9µg/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. | 41 | Mesotrophic OligotrophicMesotrophicEutrophicHypereutrophic |
Moderate nutrients, good water quality
Ask about Fosters Pond
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
~35 ft est.
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 Fosters Pond.
Lake Size & Watershed
Watershed (drainage) area
1 sq mi
HydroLAKES / HydroSHEDS
Surface area
52 acres
HydroLAKES / HydroSHEDS
Shoreline
1.1 mi
HydroLAKES / HydroSHEDS
Elevation
1,522 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
- Fosters PondPublic
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Stays via Stay22
Stays near Fosters Pond
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Fishing Fosters Pond
Water quality readings over time
3 seasons of samples on record (2021–2023). Calling a direction takes at least 4 years of the same measurement.
Phosphorus
Improving-0.95 µg/L/yr3 years
Chlorophyll-a
Improving-0.4 µg/L/yr3 years
Nearby Lakes in Caledonia County
Frequently asked questions about Fosters Pond
Where is Fosters Pond?
- Fosters Pond is a lake in Caledonia County, Vermont. Its water-quality measurements are published by Vermont DEC and shown on this page as reported.
What is the water quality of Fosters Pond?
- Fosters Pond in Caledonia County, Vermont has water-quality measurements published by Vermont DEC, shown here as reported. Phosphorus: 13.2 µg/L. Chlorophyll-a (algae): 2.9 µg/L.
Is Fosters Pond safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Fosters Pond?
- No published bathymetric survey covers Fosters Pond, so its depth has not been measured. The HydroLAKES global model estimates an average depth of about 35 feet, but that is a modelled estimate derived from surrounding terrain rather than a measurement on the water, so treat it as approximate.
Are there boat ramps on Fosters Pond?
- Fosters Pond has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Fosters Pond. Public access is listed as yes.
Can I fish at Fosters Pond?
- Fosters 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 Fosters Pond across LakeQuality
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Mesotrophic Lakes in Vermont
Where this data comes from
43 measurements from 1 monitoring station, 2021–2023. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Vermont Dept of Environmental Conservation
1VTDECWQ43 samples · 2021–2023
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
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
Lake size & watershed from HydroLAKES (HydroSHEDS)
Named boat-access points from the USGS National Boat Ramps inventory