Comerford Reservoir
Caledonia County, VermontView mapDirections
No nutrient or algae sampling on record from Vermont DEC for this lake.
- Impaired · Mercury
- 39 ft max depth
- Public access
- Limited data
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Answers come straight from the public measurements and survey records on this page.
Comerford Reservoir in Caledonia County, Vermont has water-quality measurements published by Vermont DEC, shown here as reported.
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Comerford Reservoir is a lake in Caledonia County, Vermont with an estimated average depth of about 39 feet. Limited fish-species data available. Public access is available with 1 public boat landing.
Source: EPA Water Quality Portal sampling records, VT DEC, last sampled 2022-08-05. Grade methodology: LakeQuality methodology.
What Comerford Reservoir 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. Comerford Reservoir is listed impaired under Clean Water Act §303(d) (IR 4A) for mercury. Check local advisories before you swim.
Whether Comerford Reservoir 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 Comerford Reservoir
These are the measurements Vermont DEC publishes for Comerford Reservoir, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
No clarity data.
| Metric | Value | EPA condition class |
|---|---|---|
| Water Clarity (Secchi Depth) | No recent samples | |
| Phosphorus | No recent samples | |
| Chlorophyll-a (Algae) | No recent samples |
Lake Details
| Characteristic | Value |
|---|---|
| Maximum Depth | ~39 ft est. |
| Average Depth | ~35 ft est. |
| 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 Comerford Reservoir.
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
- Comerford Picnic AreaPublic
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
Fishing Comerford Reservoir
EPA Impairment Status
Comerford Reservoir is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 4A).
Causes of impairment
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit VT16-05L01 · Official waterbody report
Nearby Lakes in Caledonia County
Frequently asked questions about Comerford Reservoir
Where is Comerford Reservoir?
- Comerford Reservoir 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 Comerford Reservoir?
- Comerford Reservoir in Caledonia County, Vermont has water-quality measurements published by Vermont DEC, shown here as reported.
Is Comerford Reservoir safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Comerford Reservoir is listed impaired under Clean Water Act §303(d) (IR 4A) for mercury. Check local advisories before you swim.
How deep is Comerford Reservoir?
- No published bathymetric survey covers Comerford Reservoir, so its depth has not been measured. The HydroLAKES global model estimates an average depth of about 39 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 Comerford Reservoir?
- Comerford Reservoir has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Comerford Picnic Area. Public access is listed as yes.
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Where this data comes from
1 measurement from 1 monitoring station, 2022. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- New Hampshire Department Of Environmental Services (BEACH)
111133001 sample · 2022
Analytical methods
- Turbidity by Nephelometry
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
Lake size & watershed from HydroLAKES (HydroSHEDS)
Named boat-access points from the USGS National Boat Ramps inventory