What is the water quality grade for Hastings Lake?

Hastings Lake in Lake County, Wisconsin received a water quality grade of D (Poor). Water clarity: 3.4 ft visibility.

Is Hastings Lake safe to swim in?

Swimming not recommended, poor water quality with high algae risk. Hastings Lake has an overall water quality grade of D. Always check local health department advisories before swimming.

Hastings Lake

Lake County, WisconsinLimited DataEutrophic

Hastings Lake is a productive, nutrient-rich eutrophic lake in Lake County, IL. Water quality is graded D based on 1 sampling years through 2021. Compared to the 15 other monitored lakes in Lake County, Hastings Lake ranks #9 for water quality.

Source: EPA Water Quality Portal sampling records, local state DNR records, last sampled 2021-07-26. 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 3.4 ft. Trophic State Index: 59.

Metric	Value	Grade
Water Clarity (Secchi Depth)	3.4 ft	D
Phosphorus	No data
Chlorophyll-a (Algae)	No data
Trophic State Index (TSI)	59	Eutrophic

High nutrients, frequent algae, reduced clarity

Location

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County Ranking

Ranked #9 of 16 lakes in Lake County

Cleaner Lakes Within 30 Miles

Hastings Lake holds Grade D. One nearby lake has a higher grade.

B
Round Lake
Lake County · 4.7 mi · Two grade letters higher (D → B)

See full comparison →

Nearby Lakes in Lake County

Loch Lomond Lake

Lake County

Csmi 2015 Station Eg Lake

More Wisconsin Lake Rankings

Cleanest lakes in Wisconsin

Top 25 by overall water quality score

Best swimming lakes in Wisconsin

Grade A/B + low algae filter

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Panfish-rich, public access

All Wisconsin lakes

Full state directory

Other Grade D Lakes in Wisconsin

Lake Opeka

Cook County · Clarity: 4 ft

Consumers Quarry Lake

Cook County · Clarity: 6.5 ft

Lake Arlington

Cook County · Clarity: 4.5 ft

Great Lakes Quarries East

Cook County · Clarity: 4.5 ft

Flatfoot Lake

Cook County · Clarity: 6 ft

Papoose Lake

Cook County · Clarity: 5 ft

Eutrophic Lakes in Wisconsin

Lake Opeka Consumers Quarry Lake Lake Charlemagne Lake Arlington

Reservoir Info (USACE NID)

Hastings Lake is a man-made reservoir impounded by the Lake Linden Dam (completed 1955), built primarily for recreation on the TRIB HASTINGS LAKE; earth-type dam, 10 ft tall and 600 ft long.

Normal storage: 39 ac-ft
Max storage: 169 ac-ft
Hazard class: Low
Owner: MORTON ENGEL

Source: USACE National Inventory of Dams, NID ID IL00646 · Operator website · Matched by proximity (0.83 km)

EPA Impairment Status

Hastings Lake is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 5).

Causes of impairment

Nutrients (phosphorus, nitrogen)Pathogens (E. coli, fecal)

Source: EPA ATTAINS assessment unit IL_RGZB · 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: 2021-07-26

Monitoring stations: 1