Status of Arizona surface water supplies: January 2021

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The following table summarizes the status of Arizona’s key surface water supplies for the month of January.

2021 2020 2019 2018 2017
COLORADO RIVER SYSTEM
Lake Powell (% full) 41 51 41 57 48
Lake Mead (% full) 40 42 39 40 39
Total Colorado System (% full) 46 52 45 54 49
Elevation (Lake Mead; ft msl) 1,085 1,092 1,082 1,085 1,081
DCP “Tier Zero” Declaration Elevation (ft msl) 1,090 1,090 NA NA NA
First Shortage Declaration Elevation (ft msl) 1,075 1,075 1,075 1,075 1,075
Elevation (Lake Powell; ft msl) 3,580 3,607 3,580 3,621 3,599
Upper Basin Water Year Precipitation to Date (% of average) 61 90 95 59 122
Upper Basin Current Snowpack (% of average) 70 115 87 63 142
SALT / VERDE RIVER SYSTEM
Salt River Reservoirs (% full) 83 77 50 64 51
Verde River Reservoirs (% full) 32 60 30 40 59
Total Salt / Verde System (% full) 77 74 47 61 52
Salt/Verde Water Year Precipitation to Date (% of average) 29 122 95 12 133
Salt/Verde Current Snowpack Level (% of average) 9 138 79 12 81
CAP STORAGE
Lake Pleasant (% full) 81 87 75 78 80

Data compiled from Central Arizona Water Conservation District, U.S. Bureau of Reclamation, and Salt River Project