The following table summarizes the status of Arizona’s key surface water supplies for the month of March.
| 2020 | 2019 | 2018 | 2017 | 2016 | |
|---|---|---|---|---|---|
| COLORADO RIVER SYSTEM | |||||
| Lake Powell (% full) | 49 | 38 | 54 | 46 | 34 |
| Lake Mead (% full) | 44 | 41 | 41 | 41 | 40 |
| Total Colorado System (% full) | 52 | 45 | 53 | 50 | 49 |
| Elevation (Lake Mead; ft msl) | 1,096 | 1,089 | 1,088 | 1,089 | 1,084 |
| DCP “Tier Zero” Declaration Elevation (ft msl) | 1,090 | NA | NA | NA | NA |
| First Shortage Declaration Elevation (ft msl) | 1,075 | 1,075 | 1,075 | 1,075 | 1,075 |
| Elevation (Lake Powell; ft msl) | 3,602 | 3,571 | 3,613 | 3,594 | 3,594 |
| Upper Basin Water Year Precipitation to Date (% of average) | 88 | 123 | 68 | 123 | 94 |
| Upper Basin Current Snowpack (% of average) | 101 | 132 | 73 | 128 | 96 |
| SALT / VERDE RIVER SYSTEM | |||||
| Salt River Reservoirs (% full) | 85 | 65 | 65 | 72 | 58 |
| Verde River Reservoirs (% full) | 64 | 98 | 30 | 97 | 51 |
| Total Salt / Verde System (% full) | 82 | 69 | 61 | 75 | 57 |
| Salt/Verde Water Year Precipitation to Date (% of average) | 95 | 124 | 32 | 125 | 99 |
| Salt/Verde Current Snowpack Level (% of average) | 46 | 94 | 7 | 28 | 22 |
| CAP STORAGE | |||||
| Lake Pleasant (% full) | 91 | 92 | 87 | 94 | 91 |
Data compiled from Central Arizona Water Conservation District, U.S. Bureau of Reclamation, and Salt River Project