Peacham Pond
Caledonia County, Vermont331 acresView mapDirections
Clarity, phosphorus, and algae all sit in the cleanest band for this region.
- Mesotrophic
- #1 of 9 in the county
- 52 ft max depth
- Public access
Peacham Pond in Caledonia County, Vermont has a water quality grade of A (Excellent). Water clarity: 15.6 ft visibility. Phosphorus: 10.7 µg/L. Chlorophyll-a (algae): 2 µg/L. Surface area: 331 acres.
- Clarity
- 15.6 ft
- Max depth
- ~52 ft est.
- Area
- 331 acres
- Type
- Mesotrophic
- Phosphorus
- 10.7 µg/L
- Chlorophyll-a
- 2 µg/L
- Trend
- ↑ Improving
- Public access
- Yes
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Watch Peacham Pond’s letter
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Peacham Pond is a 331-acre mesotrophic lake in Caledonia County, Vermont with an estimated average depth of about 52 feet. Water quality is graded A based on 2 sampling years through 2025. 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, Peacham Pond ranks #1 for water quality.
Source: EPA Water Quality Portal sampling records, VT DEC, last sampled 2025-08-10. Grade methodology: LakeQuality methodology.
What Peacham Pond is good for
From access and monitoring records, not editorial picks.
- Clear water15.6 ft of visibility
- Boat launch1 documented ramp
Swimming Safety
Grade onlyLow algae
Based on clarity and algae grades from past sampling — we do not hold live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.
The A is nutrients and algae, not a swimming clearance. Check local advisories before you swim.
Water Quality Grade: A (Excellent)
Crystal clear, you can see 15.6 ft down. Phosphorus 10.7 µg/L. Chlorophyll-a 2 µg/L. TSI 38. The letter is not a swimming clearance.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 15.6 ft | Not graded |
| Phosphorus | 10.7 µg/L | Good |
| Chlorophyll-a (Algae) | 2 µg/L | Good |
| Trophic State Index (TSI) | 38 | Mesotrophic |
Moderate nutrients, good water quality
Lake Details
| Characteristic | Value |
|---|---|
| Maximum Depth | ~52 ft est. |
| Average Depth | ~21 ft est. |
| Surface Area | 331 acres |
| Public Access | Yes |
Depth marked “est.” is a modeled maximum from GLOBathy (Khazaei et al. 2022, CC0), not a measured survey. Vermont has not published bathymetry for Peacham Pond.
Lake Size & Watershed
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
- Peacham PondPublic
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Fishing Peacham Pond
Water Quality Trend: ↑ Improving
Based on 6 years of monitoring data (2020-2025).
| Metric | Trend | Change/Year | Years |
|---|---|---|---|
| Water Clarity | ↓ Declining | -0.267 m/yr | 6 |
| Phosphorus | ↑ Improving | -1.85 µg/L/yr | 5 |
| Chlorophyll-a | ↑ Improving | -0.44 µg/L/yr | 5 |
Reservoir Info (USACE NID)
Peacham Pond is a man-made reservoir impounded by the Peacham Pond (completed 1930), built primarily for hydroelectric on the Sucker Brook; earth-type dam, 26 ft tall and 795 ft long.
- Surface area
- 331 ac
- Normal storage
- 0 ac-ft
- Max storage
- 5,096 ac-ft
- Drainage area
- 3.43 sq mi
- Hazard class
- Significant
- Owner
- GREEN MOUNTAIN POWER CORP
All listed purposes: Hydroelectric;Recreation.
Source: USACE National Inventory of Dams, NID ID VT00050 · Operator website
County Ranking
Ranked #1 of 9 lakes in Caledonia County
Nearby Lakes in Caledonia County
Frequently asked questions about Peacham Pond
Where is Peacham Pond?
- Peacham Pond is a lake in Caledonia County, Vermont. LakeQuality grades it A for nutrients and algae. The letter is not a swimming clearance.
What is the water quality grade for Peacham Pond?
- Peacham Pond in Caledonia County, Vermont has a water quality grade of A (Excellent). Water clarity: 15.6 ft visibility. Phosphorus: 10.7 µg/L. Chlorophyll-a (algae): 2 µg/L. Surface area: 331 acres.
Is Peacham Pond safe to swim in?
- The A is nutrients and algae, not a swimming clearance. Check local advisories before you swim.
How deep is Peacham Pond?
- No published bathymetric survey covers Peacham Pond, so its depth has not been measured. The HydroLAKES global model estimates an average depth of about 52 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 331 acres.
Are there boat ramps on Peacham Pond?
- Peacham Pond has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Peacham Pond. Public access is listed as yes.
Explore Peacham Pond across LakeQuality
More Vermont Lake Rankings
Other Grade A Lakes in Vermont
Mesotrophic Lakes in Vermont
Where this data comes from
138 measurements from 1 monitoring station, 2020–2025. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- Vermont Dept of Environmental Conservation
1VTDECWQ138 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
Monitoring station identifiers (1)
Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See how grades are calculated 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