July 13, 2023
Category: AZ Surface Water Status
The following table summarizes the status of Arizona’s key surface water supplies for the month of July.
| 2023 | 2022 | 2021 | 2020 | 2019 | |
|---|---|---|---|---|---|
| COLORADO RIVER SYSTEM | |||||
| Lake Powell (% full) | 41 | 28 | 34 | 52 | 55 |
| Lake Mead (% full) | 32 | 27 | 35 | 40 | 40 |
| Total Colorado System (% full) | 44 | 35 | 41 | 52 | 54 |
| Lake Mead Elevation (ft msl) | 1,058 | 1,042 | 1,068 | 1,086 | 1,084 |
| 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 | 1,045 | N/A |
| Tier 3 Shortage Declaration Elevation (ft msl) | 1,025 | 1,025 | 1,025 | 1,025 | 1,025 |
| Lake Powell Elevation (ft msl) | 3,585 | 3,539 | 3,558 | 3,609 | 3,617 |
| 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 | 96 | 74 | 82 | 125 |
| Upper Basin Current Snowpack (% of average) | N/A | N/A | N/A | N/A | N/A |
| SALT / VERDE RIVER SYSTEM | |||||
| Salt River Reservoirs (% full) | 95 | 69 | 71 | 94 | 78 |
| Verde River Reservoirs (% full) | 87 | 30 | 29 | 69 | 60 |
| Total Salt / Verde System (% full) | 94 | 64 | 66 | 91 | 76 |
| Salt/Verde Water Year Precipitation to Date (% of average) | 147 | 76 | 53 | 97 | 122 |
| Salt/Verde Current Snowpack Level (% of average) | N/A | N/A | N/A | N/A | N/A |
| CAP STORAGE | |||||
| Lake Pleasant (% full) | 86 | 77 | 71 | 75 | 78 |
Data compiled from Central Arizona Water Conservation District, U.S. Bureau of Reclamation, and Salt River Project
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