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LakeQuality
D

Sagamore Lake

Putnam County, WisconsinLimited DataEutrophic

Sagamore Lake is a 96-acre productive, nutrient-rich eutrophic lake in Putnam County, NY. Water quality is graded D based on 1 sampling years through 2020. Compared to the 12 other monitored lakes in Putnam County, Sagamore Lake ranks #7 for water quality.

Source: EPA Water Quality Portal sampling records, local state DNR records, last sampled 2020-09-21. Grade methodology: LakeGrade methodology.

Swimming Safety

Swimming not recommended, poor water quality with high algae risk

Water Quality Grade: D, Poor

Murky, only visible to about 5 ft. Trophic State Index: 54.

MetricValueGrade
Water Clarity (Secchi Depth)5 ftD
PhosphorusNo data
Chlorophyll-a (Algae)No data
Trophic State Index (TSI)54Eutrophic

High nutrients, frequent algae, reduced clarity

Lake Details

CharacteristicValue
Surface Area96 acres

Location

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County Ranking

Ranked #7 of 13 lakes in Putnam County

Nearby Lakes in Putnam County

Reservoir Info (USACE NID)

Sagamore Lake is a man-made reservoir impounded by the Sagamore Lake Dam (completed 1946), built primarily for recreation on the WEST BRANCH CROTON RIVER; concrete-type dam, 22 ft tall and 275 ft long.

Surface area
96 ac
Normal storage
880 ac-ft
Max storage
1,076 ac-ft
Drainage area
5.91 sq mi
Hazard class
Significant
Owner
LAKE SAGAMORE COMMUNITY ASSOCIATION

Source: USACE National Inventory of Dams, NID ID NY00313 · Operator website

Data Sources

Water quality data from the EPA Water Quality Portal

Grading methodology based on Metropolitan Council standards

Most recent sample: 2020-09-21

Monitoring stations: 1