Idaho Lake Levels

Coeur d'Alene Lake Avista (Post Falls Dam, FERC 2545)

2127.63 ft 0.4 ft below full pool — unusually low for mid-August as of August 15, 2026
Lake Pend Oreille USACE Seattle District (Albeni Falls Dam)

2062.10 ft 0.4 ft below full pool — on the high side for mid-August as of August 15, 2026
Lucky Peak Lake USACE Walla Walla District

3047.66 ft 7.3 ft below full pool — this gauge's public record is too short for seasonal comparisons as of August 15, 2026
Payette Lake Idaho Dept. of Water Resources (lake regulation, McCall)

5.96 ft Reading is typical for mid-August. as of August 14, 2026
Priest Lake Idaho Dept. of Water Resources (Outlet Dam)

3.33 ft 0.3 ft above full pool — unusually high for mid-August as of August 15, 2026
American Falls Reservoir Bureau of Reclamation

4315.87 ft 38.6 ft below full pool — unusually low for mid-August as of August 14, 2026
Dworshak Reservoir USACE Walla Walla District

1558.96 ft 41.0 ft below full pool — this gauge's public record is too short for seasonal comparisons as of August 15, 2026
Lake Cascade Bureau of Reclamation

4819.15 ft 8.9 ft below full pool — on the low side for mid-August as of August 14, 2026