Status of Arizona surface water supplies: April 2017

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

2017 2016 2015 2014 2013
COLORADO RIVER SYSTEM
Lake Powell (% full) 48 45 45 39 48
Lake Mead (% full) 41 38 40 46 52
Total Colorado System (% full) 50 48 48 47 53
Elevation (Lake Mead; ft msl) 1,087 1,080 1,084 1,102 1,119
First Shortage Declaration Elevation (ft msl) 1,075 1,075 1,075 1,075 1,075
Elevation (Lake Powell; ft msl) 3,598 3,591 3,591 3,575 3,599
Upper Basin Water Year Precipitation to Date (% of average) 121 94 75 101 74
Upper Basin Current Snowpack (% of average) 120 95 61 112 73
SALT / VERDE RIVER SYSTEM
Salt River Reservoirs (% full) 74 60 57 58 60
Verde River Reservoirs (% full) 89 43 63 49 78
Total Salt / Verde System (% full) 76 58 58 57 63
Salt/Verde Water Year Precipitation to Date (% of average) 122 81 74 52 83
Salt/Verde Current Snowpack Level (% of average) N/A N/A 61 N/A 20
CAP STORAGE
Lake Pleasant (% full) 94 90 92 83 83
Roosevelt Lake Exchange Storage (AF)* <200 16,000 31,000 31,000 55,000

*Approximate exchange volume remaining as of December 1, 2016

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