Overview
American Falls Reservoir is a reservoir in ID. Primary inflow is Snake River. It is managed by U.S. Bureau of Reclamation.
Explore this lake
Browse places around American Falls Reservoir.

Water level today
4,316.09 ft
38.91 ft below full pool
Full pool: 4,355 ft
View live chart & history →
Low
Updated: 2 days ago • Source: U.S. Bureau of Reclamation (USBR)
Share feedback or correctionAmerican Falls Reservoir is a reservoir in ID. Primary inflow is Snake River. It is managed by U.S. Bureau of Reclamation.
Browse places around American Falls Reservoir.
Browse places around American Falls Reservoir.
Place listings for this lake are still being added. Open Places
Today’s outlook is included. Earn Pro for 3 days, or Elite for the full 7-Day Fishing Outlook.
Best window 6:35 PM–7:35 PM
Unlock to view
Unlock to view
Unlock to view
Want the next 2 days?
Earn Pro for the 3-Day Fishing Outlook. Elite unlocks all 7 days.
See membershipWithin 50 miles
No other lakes with locations within 50 miles.
American Falls Reservoir's water level has climbed steadily over the past week. The watershed has received 1.04 inches of rainfall over the past seven days. Mostly cloudy skies and moderate winds are expected today.
(38.91 ft below full pool)
Mostly Cloudy