North Farms Reservoir
New Haven County, Connecticut67 acresView mapDirections
CT DEEP publishes the water-quality measurements for North Farms Reservoir. Here is what has been measured.
- Public access
- Limited data
North Farms Reservoir in New Haven County, Connecticut has water-quality measurements published by CT DEEP, shown here as reported. Water clarity: 6.6 ft visibility. Surface area: 67 acres.
North Farms Reservoir is a 67-acre lake in New Haven County, Connecticut. 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 2020-09-04. Methodology: how these readings are compared.
What North Farms 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. Check local advisories before you swim.
Whether North Farms Reservoir is safe to swim in today is a call for the Connecticut Department of Energy and Environmental Protection and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for North Farms Reservoir
These are the measurements CT DEEP publishes for North Farms Reservoir, 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 6.6 ft. TSI 50.
| Measure | Reading | Where it sits |
|---|---|---|
| Water clarity (Secchi depth) | 6.6ft | 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. | 50 | Eutrophic OligotrophicMesotrophicEutrophicHypereutrophic |
High nutrients, frequent algae, reduced clarity
Ask about North Farms Reservoir
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
67 acres
Public access
Yes
Listed by CT DEEP
No bathymetric survey has been published for North Farms Reservoir, so its depth is not documented here.
Recreation & Access
- North FarmsPublic
Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps
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Fishing North Farms Reservoir
Reservoir Info (USACE NID)
North Farms Reservoir is a man-made reservoir impounded by the North Farms Reservoir Dam (completed 1926), built primarily for recreation on the Catlin Brook; earth-type dam, 5 ft tall and 1,000 ft long.
- Surface area
- 67 ac
- Normal storage
- 218 ac-ft
- Max storage
- 218 ac-ft
- Drainage area
- 0.68 sq mi
- Hazard class
- Significant
- Owner
- Connecticut DEEP
Source: USACE National Inventory of Dams, NID ID CT00035 · Operator website
Nearby Lakes in New Haven County
Frequently asked questions about North Farms Reservoir
Where is North Farms Reservoir?
- North Farms Reservoir is a lake in New Haven County, Connecticut. Its water-quality measurements are published by CT DEEP and shown on this page as reported.
What is the water quality of North Farms Reservoir?
- North Farms Reservoir in New Haven County, Connecticut has water-quality measurements published by CT DEEP, shown here as reported. Water clarity: 6.6 ft visibility. Surface area: 67 acres.
Is North Farms Reservoir safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Are there boat ramps on North Farms Reservoir?
- North Farms Reservoir has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include North Farms. Public access is listed as yes.
Can I fish at North Farms Reservoir?
- North Farms Reservoir 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 Connecticut's fish and wildlife agency, so check its current regulations before you go.
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Where this data comes from
1 measurement from 1 monitoring station, 2020. Retrieved from the EPA Water Quality Portal on 2026-08-21.
Collected and reported by
- North American Lake Management Society
NALMS1 sample · 2020
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
Named boat-access points from the USGS National Boat Ramps inventory