The following table summarizes the status of Arizona’s key surface water supplies for the month of October.
| 2016 | 2015 | 2014 | 2013 | 2012 | |
|---|---|---|---|---|---|
| COLORADO RIVER SYSTEM | |||||
| Lake Powell (% full) | 53 | 51 | 50 | 45 | 57 |
| Lake Mead (% full) | 37 | 38 | 39 | 47 | 50 |
| Total Colorado System (% full) | 51 | 51 | 50 | 50 | 57 |
| Elevation (Lake Mead; ft msl) | 1075 | 1,078 | 1,081 | 1,107 | 1,115 |
| First Shortage Declaration Elevation (ft msl)* | 1,075 | 1,075 | 1,075 | 1,075 | 1,075 |
| Elevation (Lake Powell; ft msl) | 3,610 | 3,606 | 3,605 | 3,591 | 3,622 |
| Upper Basin Water Year Precipitation to Date (% of average) | 103 | 60 | 106 | 91 | 73 |
| Upper Basin Current Snowpack (% of average) | N/A | N/A | N/A | N/A | N/A |
| SALT / VERDE RIVER SYSTEM | |||||
| Salt River Reservoirs (% full) | 46 | 49 | 49 | 54 | 56 |
| Verde River Reservoirs (% full) | 45 | 51 | 52 | 63 | 31 |
| Total Salt / Verde System (% full) | 46 | 49 | 49 | 52 | 54 |
| Salt/Verde Water Year Precipitation to Date (% of average) | N/A | 67 | 80 | 100 | 84 |
| Salt/Verde Current Snowpack Level (% of average) | N/A | N/A | N/A | N/A | N/A |
| CAP STORAGE | |||||
| Lake Pleasant (% full) | 53 | 61 | 60 | 45 | 50 |
| Roosevelt Lake Exchange Storage (AF)** | <10,000 | 31,000 | 31,000 | 55,000 | 66,6671 |
*January 1 projected elevation of Lake Mead
**Approximate exchange volume remaining as of August 1, 2016
Data compiled from Central Arizona Water Conservation District, U.S. Bureau of Reclamation, and Salt River Project