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LakeQuality
F

Howlands Lake

Westchester County, WisconsinLimited DataEutrophic

Howlands Lake is a 26-acre productive, nutrient-rich eutrophic lake in Westchester County, NY. Water quality is graded F based on 1 sampling years through 2020. Compared to the 5 other monitored lakes in Westchester County, Howlands Lake ranks #6 for water quality.

Source: EPA Water Quality Portal sampling records, local state DNR records, last sampled 2020-10-04. Grade methodology: LakeGrade methodology.

Swimming Safety

Avoid swimming, very poor water quality, potential algae toxins

Water Quality Grade: F, Very Poor

Very murky, less than 3.1 ft of visibility. Trophic State Index: 61.

MetricValueGrade
Water Clarity (Secchi Depth)3.1 ftF
PhosphorusNo data
Chlorophyll-a (Algae)No data
Trophic State Index (TSI)61Eutrophic

High nutrients, frequent algae, reduced clarity

Lake Details

CharacteristicValue
Surface Area26 acres

Location

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County Ranking

Ranked #6 of 6 lakes in Westchester County

Nearby Lakes in Westchester County

C
Oscaleta Lake
Westchester County
D
Lake Mohegan
Westchester County
D
Lake Rippowam
Westchester County
D
Lake Waccabuc
Westchester County
F
Lake Lincolndale
Westchester County

More Wisconsin Lake Rankings

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Top 25 by overall water quality score

Best swimming lakes in Wisconsin

Grade A/B + low algae filter

Family fishing lakes in Wisconsin

Panfish-rich, public access

All Wisconsin lakes

Full state directory

Other Grade F Lakes in Wisconsin

Orange Lake

Orange County · Clarity: 2.4 ft

Truitt Pond

Chenango County · Clarity: 3.2 ft

Buckingham Lake

Albany County · Clarity: 2.5 ft

Deer River Flow Lake

Franklin County · Clarity: 3.3 ft

Lake Lacoma

Monroe County · Clarity: 3 ft

Java Lake

Wyoming County · Clarity: 2.1 ft

Eutrophic Lakes in Wisconsin

Irondequoit Bay LakeIrondequoit Bay LakePleasure LakeFresh Pond

Reservoir Info (USACE NID)

Howlands Lake is a man-made reservoir impounded by the Howlands Lake Dam (completed 1895), built primarily for recreation on the KISCO RIVER; stone-type dam, 18 ft tall and 67 ft long.

Surface area
26 ac
Normal storage
132 ac-ft
Max storage
184 ac-ft
Hazard class
Significant
Owner
BEDFORD LAKE PARK ASSOCIATION INC

Source: USACE National Inventory of Dams, NID ID NY00973 · Operator website

EPA Impairment Status

Howlands Lake is officially listed as impaired under Clean Water Act §303(d) in the 2022 EPA reporting cycle (IR category 5).

Causes of impairment

Nutrients (phosphorus, nitrogen)

Source: EPA ATTAINS assessment unit NY1302-0147 · Official waterbody report

Data Sources

Water quality data from the EPA Water Quality Portal

Impairment status from EPA ATTAINS 303(d) database

Grading methodology based on Metropolitan Council standards

Most recent sample: 2020-10-04

Monitoring stations: 1