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Bad Medicine Lake and White Earth Lake read the same on nutrients and algae. Both are in Becker County, Minnesota.

Reviewed by LakeQuality Editorial Team · Updated

Both Bad Medicine Lake and White Earth Lake sit in Minnesota. A same-state comparison strips out the state-level water-quality regime as a variable: any differences in the readings here are about the lakes themselves, not the agencies sampling them. These two sit close on the readings, Bad Medicine Lake versus White Earth Lake. The deciding factors for a recreational visitor are likely physical (depth, access, fish species) rather than water-quality differences.

With readings this close, the choice between the two lakes turns on non-water-quality factors: depth, fish species, public access, distance from home. The per-lake pages below cover all of those.

Bad Medicine Lake

Becker County, Minnesota

Crystal clear, you can see 25 ft down.

White Earth Lake

Becker County, Minnesota

Crystal clear, you can see 15 ft down.

Side-by-Side Metrics

MetricBad Medicine LakeWhite Earth Lake
Water Clarity25 ft Better15 ft
Phosphorus6 µg/L Better7 µg/L
Chlorophyll-a (Algae)1.6 µg/L Better2.4 µg/L
Maximum Depth84 ft120 ft Better
Surface Area803 acres1,989 acres
Public AccessYesYes
Fish Species1317 Better
Trophic Stateoligotrophicoligotrophic

A green ✓ marks the better value for that metric (lower phosphorus / chlorophyll = cleaner; higher Secchi / depth / species count = better). Surface area and trophic state carry no tick — a bigger lake is not a better lake.

Verdict

Both lakes earn the same Grade A. The tiebreakers come down to clarity (Bad Medicine Lake: 25 ft, White Earth Lake: 15 ft) and what you want from the lake. Bad Medicine Lake has fewer fish species than White Earth Lake.

Source: EPA National Aquatic Resource Surveys, 2026.