Water Supply Reliability
Availability
Local Rainfall
Lindbergh Field Station as of Nov. 30, 2018| Date | Rainfall (in) | Water Year to Date (in) | Percent of Average* |
|---|---|---|---|
| September | 0.00 | 0.00 | 0% |
| October | 0.57 | 0.57 | 79% |
| November | 0.81 | 1.38 | 80% |
Colorado River
Hydrologic Conditions as of Dec. 10, 2018| Hydrologic Indicator | Percent of Average* |
|---|---|
| Upper Basin Precipitation | 110% |
| Upper Basin Snowpack | 104% |
Reservoir Storage Levels as of Dec. 10, 2018
| Reservoir | Storage in MAF | Percent of Capacity |
|---|---|---|
| Lake Powell | 10.4 | 43% |
| Lake Mead | 9.9 | 38% |
| Combined | 20.3 | 40% |
State Water Project (SWP)
For Calendar Year 2019 as of Nov. 30, 2018| SWP Contractor | Request (AF) | Approved Allocation (AF) | Percent |
|---|---|---|---|
| Metropolitan Water District | 1,911,500 | 191,150 | 10% |
Hydrologic Conditions as of Dec. 9, 2018
| Hydrologic Indicator | Percent of Average* |
|---|---|
| Northern Sierra 8-Station Precipitation Index | 70.0% |
| Northern Sierra Snowpack | 69.0% |
Reservoir Storage Levels as of Dec. 10, 2018
| Reservoir | Storage in MAF | Percent of Capacity |
|---|---|---|
| Oroville | 1.00 | 28% |
| San Luis | 1.30 | 64% |
| Combined | 2.30 | 41% |
*Percent average is for the water year to date