Skip to main content
LakeQuality
B

Hadlock Pond

Washington County, WisconsinLimited DataOligotrophic

Hadlock Pond is a 194-acre cold, clear oligotrophic lake in Washington County, NY. Water quality is graded B based on 1 sampling years through 2020. Compared to the 2 other monitored lakes in Washington County, Hadlock Pond ranks #1 for water quality.

Source: EPA Water Quality Portal sampling records, local state DNR records, last sampled 2020-09-26. Grade methodology: LakeGrade methodology.

Swimming Safety

Good for swimming, clear water with low algae levels

Water Quality Grade: B, Good

Good clarity, visible to about 14.6 ft. Trophic State Index: 38.

MetricValueGrade
Water Clarity (Secchi Depth)14.6 ftB
PhosphorusNo data
Chlorophyll-a (Algae)No data
Trophic State Index (TSI)38Oligotrophic

Low nutrients, clear water, excellent for swimming

Lake Details

CharacteristicValue
Surface Area194 acres

Location

Loading map…

County Ranking

Ranked #1 of 3 lakes in Washington County

Nearby Lakes in Washington County

Reservoir Info (USACE NID)

Hadlock Pond is a man-made reservoir impounded by the Hadlock Pond Dam (completed 1896), built primarily for recreation on the TR-HALFWAY CREEK; earth-type dam, 29 ft tall and 850 ft long.

Surface area
194 ac
Normal storage
1,604 ac-ft
Max storage
2,635 ac-ft
Drainage area
8.79 sq mi
Hazard class
High
Owner
TOWN OF FORT ANN

Source: USACE National Inventory of Dams, NID ID NY00625 · Operator website

Data Sources

Water quality data from the EPA Water Quality Portal

Grading methodology based on Metropolitan Council standards

Most recent sample: 2020-09-26

Monitoring stations: 1