Lake level
Arrowrock Reservoir, ID
3,125.91
ft
water level
−4.71 ft in 7 days
Last 30 days
3,121.32 to 3,130.99 ft
Aug 31, 2026
Sep 30, 2026
As of
Sep 30, 2026
· U.S. Bureau of Reclamation
MyWaterLevel