Skip to main content
LakeGrade
B

Jefferson County Lake Quality

Wisconsin10 lakes, average grade B (Good)

All Lakes in Jefferson County

RankLakeGradeClarityPhosphorus
1Rock Lake -A12m17.9 µg/L
2Hope Lake -A8m
3Lake Ripley -A8.5m22.3 µg/L
4Blue Spring Lake -A6m23.8 µg/L
5Lower Spring Lake -B5m46.9 µg/L
6Red Cedar Lake -B4m23.7 µg/L
7Lower Spring Lake - Lower Spring LakeC3m
8Mud Lake -C2.25m63.1 µg/L
9Lake Koshkonong - Deep Hole Off South ShoreD1.75m288 µg/L
10Lake Koshkonong - N of Charley Bluff LandingD1.85m282 µg/L