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LakeQuality

Powers Lake

A
Grade A — Excellent
Excellent · #1 of 8 lakes in the county · 10 ft clear · Mesotrophic · 451 acres
Mesotrophic

Powers Lake in Kenosha County, Wisconsin has a water quality grade of A (Excellent). Water clarity: 10 ft visibility. Phosphorus: 17.2 µg/L. Chlorophyll-a (algae): 3.4 µg/L. Maximum depth: 33 ft. Surface area: 451 acres.

Clarity
10 ft
Max depth
33 ft
Area
451 acres
Type
Mesotrophic
Trend
Improving
Public access
Yes

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Powers Lake is a 451-acre mesotrophic lake in Kenosha County, Wisconsin with a maximum depth of 33 feet. Water quality is graded A based on 2 sampling years through 2026. Overall water quality is improving over recent sampling years. The lake supports 5 documented fish species including Panfish, Largemouth Bass, and Smallmouth Bass. Public access is available with 1 public boat landing. Compared to the 7 other monitored lakes in Kenosha County, Powers Lake ranks #1 for water quality.

Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water, last sampled 2026-06-13. Grade methodology: LakeGrade methodology.

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Swimming Safety

Grade only

Low algae

Based on clarity and algae grades from past sampling — we do not hold live water temperature and a current cyanobacteria reading for this lake. Check your state or county health department before you swim.

Excellent for swimming, crystal clear water with minimal algae

Compare the safest swimming lakes near Milwaukee

Get alerts for Powers Lake

Water Quality Grade: A (Excellent)

Good clarity, visible to about 10 ft. Phosphorus level: 17.2 µg/L. Chlorophyll-a: 3.4 µg/L. Trophic State Index: 44.

MetricValueGrade
Water Clarity (Secchi Depth)10 ftNot graded
Phosphorus17.2 µg/LGood
Chlorophyll-a (Algae)3.4 µg/LGood
Trophic State Index (TSI)44Mesotrophic

Moderate nutrients, good water quality

Where to stay near Powers Lake

Compare lakeside cabins, hotels, and vacation rentals near Powers Lake in Kenosha County, Wisconsin — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.

Top-rated places to stay near Powers Lake

Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.

Planning a whole trip? See where to stay at Wisconsin’s top lakes →

Blue-Green Algae (Cyanobacteria)

No current satellite reading

There’s no recent EPA CyAN cyanobacteria estimate for Powers Lake — clouds, ice, or an off-season gap in coverage. The most recent reading was high (105,682 cells/mL) on March 12, 2026.

Blue-green algae can appear and clear within days, so check your state’s current advisory before swimming. EPA CyAN ↗

Lake Details

CharacteristicValue
Maximum Depth33 ft
Surface Area451 acres
Public AccessYes

Lake Size & Watershed

Watershed (drainage) area
6 sq mi
Shoreline
4.5 mi
Elevation
830 ft

Size, shoreline, and watershed area from HydroLAKES (HydroSHEDS).

Recreation & Access

1
Boat Landings
Yes
Public Access
  • Powers Lake - NorthPublic
  • Powers Lake - SouthPublic
  • South Lakeshore DrivePublic

Fish Species

Click a species to see every graded lake where it is documented.

Fishing Powers Lake

Invasive & Introduced Species

Red chips are ecologically harmful invasive species. Gray chips are stocked or introduced fish that aren't a current ecological concern.

Banded Mystery SnailChinese Mystery SnailCurly-Leaf PondweedEurasian Water-MilfoilHybrid Eurasian / Northern Water-MilfoilPurple LoosestrifeZebra Mussel

WI DNR Lake Profile

Authoritative data from the Wisconsin DNR LakePages. Monitored by volunteers since 1986. 1 station on file (most recent sample 2025).

Fish Species (DNR-rated)

Largemouth Bass(Abundant)Panfish(Common)Northern Pike(Common)Walleye(Common)Smallmouth Bass(Present)

Based on 4 years of monitoring data (2020-2025).

MetricTrendChange/YearYears
Water Clarity Improving+1.655 m/yr4
Phosphorus Improving-4.9 µg/L/yr2
Chlorophyll-a Stable0 µg/L/yr2
See year-by-year chart →

Regulated Pollution Sources Nearby

1 EPA-permitted facility operate within about 5 miles of Powers Lake under Clean Water Act (NPDES) discharge permits. 1 facility has a reported Clean Water Act violation in the past three years.

  • Bloomfield Village
    Bloomfield, Town Of · 3.2 mi away · NPDES WI0049794
    Recent violation

Facilities permitted to discharge under the Clean Water Act within ~5 miles; proximity does not by itself mean a facility affects this lake. Source: EPA ECHO (ICIS-NPDES), as of 2026-07.

County Ranking

Ranked #1 of 8 lakes in Kenosha County

Nearby Lakes in Kenosha County

Frequently asked questions about Powers Lake

What is the water quality grade for Powers Lake?

Powers Lake in Kenosha County, Wisconsin has a water quality grade of A (Excellent). Water clarity: 10 ft visibility. Phosphorus: 17.2 µg/L. Chlorophyll-a (algae): 3.4 µg/L. Maximum depth: 33 ft. Surface area: 451 acres.

Is Powers Lake safe to swim in?

Excellent for swimming, crystal clear water with minimal algae. Powers Lake has a water quality grade of A (Excellent). Algae concentration (chlorophyll-a) is 3.4 µg/L. Always check local health department advisories before swimming.

How deep is Powers Lake?

Powers Lake has a maximum depth of 33 feet. The lake covers 451 acres.

What fish are in Powers Lake?

Fish species found in Powers Lake include Panfish, Largemouth Bass, Smallmouth Bass, Northern Pike, Walleye. Powers Lake is located in Kenosha County, Wisconsin.

Does Powers Lake have blue-green algae?

There is no recent EPA CyAN cyanobacteria estimate for Powers Lake (clouds, ice, or an off-season gap). The most recent reading was high (105,682 cells/mL). Blue-green algae can appear and clear within days, so check Wisconsin's current advisory before swimming.

Are there boat ramps on Powers Lake?

Powers Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Powers Lake - North, Powers Lake - South, South Lakeshore Drive. Public access is listed as yes.

Mesotrophic Lakes in Wisconsin

Where this data comes from

91 measurements from 2 monitoring stations, 2020–2026. Retrieved from the EPA Water Quality Portal on 2026-08-02.

Collected and reported by

  • Wisconsin Department of Natural ResourcesWIDNR_WQX49 samples · 2020–2026
  • USGS Wisconsin Water Science CenterUSGS-WI42 samples · 2020–2021

Analytical methods

  • Phosphorus by Colorimetry
  • Turbidity in Water
Monitoring station identifiers (2)

Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See how grades are calculated and data sources.

Other records on this page

Regulated discharger data from EPA ECHO (ICIS-NPDES)

Lake size & watershed from HydroLAKES (HydroSHEDS)

Fish and recreation data from Wisconsin DNR Lakes

Named boat-access points from the USGS National Boat Ramps inventory