February 15, 2023
Category: AZ Surface Water Status
The following table summarizes the status of Arizona’s key surface water supplies for the month of February.
| 2023 | 2022 | 2021 | 2020 | 2019 | |
|---|---|---|---|---|---|
| COLORADO RIVER SYSTEM | |||||
| Lake Powell (% full) | 23 | 26 | 39 | 50 | 39 |
| Lake Mead (% full) | 29 | 34 | 41 | 43 | 40 |
| Total Colorado System (% full) | 33 | 36 | 46 | 52 | 45 |
| Lake Mead Elevation (ft msl) | 1,048 | 1,067 | 1,087 | 1,095 | 1,086 |
| Tier 1 Shortage Declaration Elevation (ft msl) | 1,075 | 1,075 | 1,075 | 1,075 | 1,075 |
| Tier 2a Shortage Declaration Elevation (ft msl) | 1,050 | 1,050 | 1,050 | 1,050 | 1,050 |
| Tier 2b Shortage Declaration Elevation (ft msl) | 1,045 | 1,045 | 1,045 | NA | NA |
| Tier 3 Shortage Declaration Elevation (ft msl) | 1,025 | 1,025 | 1,025 | 1,025 | 1,025 |
| Lake Powell Elevation (ft msl) | 3,522 | 3,530 | 3,575 | 3,605 | 3,575 |
| Minimum Power Generation Elevation (ft msl) | 3,490 | 3,490 | 3,490 | 3,490 | 3,490 |
| Upper Basin Water Year Precipitation to Date (% of average) | 118 | 108 | 71 | 96 | 109 |
| Upper Basin Current Snowpack (% of average) | 130 | 100 | 80 | 117 | 109 |
| SALT / VERDE RIVER SYSTEM | |||||
| Salt River Reservoirs (% full) | 81 | 76 | 84 | 79 | 53 |
| Verde River Reservoirs (% full) | 70 | 42 | 32 | 62 | 48 |
| Total Salt / Verde System (% full) | 79 | 72 | 77 | 77 | 52 |
| Salt/Verde Water Year Precipitation to Date (% of average) | 133 | 76 | 49 | 101 | 108 |
| Salt/Verde Current Snowpack Level (% of average) | 174 | 87 | 49 | 77 | 86 |
| CAP STORAGE | |||||
| Lake Pleasant (% full) | 61 | 79 | 89 | 89 | 82 |
Data compiled from Central Arizona Water Conservation District, U.S. Bureau of Reclamation, and Salt River Project
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