Lake level
Grassy Lake, WY
7,179.10
ft
water level
+0.30 ft in 7 days
Last 30 days
7,178.38 to 7,181.37 ft
Aug 31, 2026
Sep 30, 2026
As of
Sep 30, 2026
ยท U.S. Bureau of Reclamation
MyWaterLevel