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LakeQuality
C

Kasoag Lake

Oswego County, WisconsinLimited DataMesotrophic

Kasoag Lake is a 58-acre mesotrophic lake in Oswego County, NY. Water quality is graded C based on 1 sampling years through 2020. Compared to the 3 other monitored lakes in Oswego County, Kasoag Lake ranks #2 for water quality.

Source: EPA Water Quality Portal sampling records, local state DNR records, last sampled 2020-09-13. Grade methodology: LakeGrade methodology.

Swimming Safety

Generally safe for swimming, moderate water quality

Water Quality Grade: C, Fair

Moderate clarity, visible to about 8.1 ft. Trophic State Index: 47.

MetricValueGrade
Water Clarity (Secchi Depth)8.1 ftC
PhosphorusNo data
Chlorophyll-a (Algae)No data
Trophic State Index (TSI)47Mesotrophic

Moderate nutrients, good water quality

Lake Details

CharacteristicValue
Surface Area58 acres

Location

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County Ranking

Ranked #2 of 4 lakes in Oswego County

Nearby Lakes in Oswego County

Reservoir Info (USACE NID)

Kasoag Lake is a man-made reservoir impounded by the Kasoag Lake Dam (completed 1820), built primarily for recreation on the WEST BRANCH FISH CREEK; earth-type dam, 10 ft tall and 180 ft long.

Surface area
58 ac
Normal storage
192 ac-ft
Max storage
192 ac-ft
Hazard class
Low
Owner
Oswego County

Source: USACE National Inventory of Dams, NID ID NY01423 · Operator website

Data Sources

Water quality data from the EPA Water Quality Portal

Grading methodology based on Metropolitan Council standards

Most recent sample: 2020-09-13

Monitoring stations: 1