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LakeQuality

How Clean Is Little Lake Butte des Morts?

Little Lake Butte des Morts has poor water quality, with elevated phosphorus and algae. It received a water quality grade of D (Poor) based on EPA monitoring data. Water clarity (Secchi depth): 6.6 ft. Phosphorus: 133.5 µg/L. Trophic State Index: 62.

Cleanliness Snapshot

MetricLittle Lake Butte des MortsWisconsin avg
Overall GradeDB
Water Clarity (Secchi)6.6 ft
Phosphorus133.5 µg/L<30 = clean
Trophic State Index62<50 = clean

How does Little Lake Butte des Morts compare?

Little Lake Butte des Morts's grade of D falls below the Wisconsin state average of B. It ranks #5 of 5 lakes in Winnebago County by water quality score. Multi-year monitoring data shows water quality is declining based on 2 years of records.