Skip to main content
LakeQuality

Illipah Reservoir in White Pine County leads the rankings with a water quality grade of B. Below are the top 8 cleanest monitored lakes in Nevada, ranked by EPA water quality score.

Ranked List

#LakeCountyGradeClarityPhosphorusAlgae
1Illipah ReservoirWhite PineB-30 µg/L2.1 µg/L
2Rye Patch ReservoirPershingC-120 µg/L2.7 µg/L
3Onion Valley Reservoir @ DamHumboldtC-50 µg/L4.6 µg/L
4Sheep Creek LakeElkoD6.2 ft83 µg/L19.5 µg/L
5Billy Shaw LakeElkoD-34 µg/L15 µg/L
6Mountain View LakeElkoD-40 µg/L17.2 µg/L
7Wildhorse ReservoirElkoF5.9 ft107 µg/L67.2 µg/L
8Knott Creek ReservoirHumboldtF-145 µg/L59 µg/L

More Answers for Nevada

Get Nevada water-quality updates

New grades and algae readings can change this ranking. Unsubscribe anytime.