Status of Arizona surface water supplies: July 2018

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

2018 2017 2016 2015 2014
COLORADO RIVER SYSTEM
Lake Powell (% full) 51 63 57 54 52
Lake Mead (% full) 38 38 36 37 39
Total Colorado System (% full) 50 57 53 52 51
Elevation (Lake Mead; ft msl) 1,077 1,079 1,072 1,075 1,182
First Shortage Declaration Elevation (ft msl) 1,075 1,075 1,075 1,075 1,075
Elevation (Lake Powell; ft msl) 3,606 3,635 3,621 3,613 3,610
Upper Basin Water Year Precipitation to Date (% of average) 70 112 99 91 96
Upper Basin Current Snowpack (% of average) N/A N/A N/A N/A N/A
SALT / VERDE RIVER SYSTEM
Salt River Reservoirs (% full) 53 70 53 54 52
Verde River Reservoirs (% full) 27 60 43 52 44
Total Salt / Verde System (% full) 50 69 52 53 51
Salt/Verde Water Year Precipitation to Date (% of average) 46 116 88 92 55
Salt/Verde Current Snowpack Level (% of average) N/A N/A N/A N/A N/A
CAP STORAGE
Lake Pleasant (% full) 62 70 78 78 71
Roosevelt Lake Exchange Storage (AF)* ~0 16,000 31,000 31,000 55,000

*Approximate exchange volume remaining as of  May

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