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LakeQuality

Whitewater State Park

Whitewater State Park is a state park in Winona County. It was established in 1919. 1 graded lake is within 15 miles of the park, including Halfmoon Lake.

Whitewater State Park is a Minnesota State Park covering an unrecorded acreage acres. State parks are the most heavily-developed of the public-land designations — campground, picnic, boat-launch, interpretive-center. The park is not lake-dense — 1 lakes nearby in our dataset — but Halfmoon Lake (D) is the standout among them.

For visitors planning around water quality, the nearby-lakes list below is the practical tool: a park is only as good as the lake you intend to use it from, and the LakeGrade for that lake gives you the water-clarity, nutrient, and algal-pressure context you need.

Designation
State Park
County
Winona County
Established
1919

Nearby Graded Lakes (within 15 mi)

Lakes closest to Whitewater State Park, weighted by size. Click a lake for its full water quality grade, fish species, and depth.

LakeCountyGradeSurface AreaDistance
Halfmoon LakeWabashaD-13.7 mi

Other Parks in the Area

Park location and metadata sourced from Wikidata. For trail maps, camping reservations, and current conditions, visit the official MN DNR page. Lake grades are derived from EPA Water Quality Portal data using Metropolitan Council standards.

Source: EPA National Aquatic Resource Surveys, 2026.