Reservoir Historical Data


Arizona Reservoirs Lake Powell

Lake Powell

HISTORICAL DATA
January 11 2026

6,377,992 acre-ft

-0.14% today
45% of Normal Very Low

The average water storage for this time of year is approximately 14,309,127.9acre-ft. Maximum recorded storage since record keeping began in 1963 was 1983-07-14 when levels reached 25,695,200.0 acre-ft. Lowest recorded storage was 1963-06-29 when levels receded to 5,400.0 acre-ft.

Storage 24hr Change -0.14%
Percent of Normal 45%
Minimum 5,400.0 acre-ft
1963-06-29
Maximum 25,695,200.0 acre-ft
1983-07-14
Average 14,309,128 acre-ft

Seasonal Comparison


Annual Maximums

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