Dashboard of Key Indicators

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 IndicatorPercent of Average*
Upper Basin Precipitation110%
Upper Basin Snowpack104%
Reservoir Storage Levels as of Dec. 10, 2018
ReservoirStorage in MAFPercent of Capacity
Lake Powell10.443%
Lake Mead9.938%
Combined20.340%
MAF = million acre-feet

State Water Project (SWP)

For Calendar Year 2019 as of Nov. 30, 2018
SWP ContractorRequest (AF)Approved Allocation (AF)Percent
Metropolitan Water District 1,911,500 191,150 10%
Hydrologic Conditions as of Dec. 9, 2018
Hydrologic IndicatorPercent of Average*
Northern Sierra 8-Station Precipitation Index70.0%
Northern Sierra Snowpack69.0%
Reservoir Storage Levels as of Dec. 10, 2018
ReservoirStorage in MAFPercent of Capacity
Oroville1.0028%
San Luis1.3064%
Combined2.3041%

*Percent average is for the water year to date