Water Control Data System

Welcome to the Sacramento District's Water Control Data System (WCDS), maintained by the Water Management Section. You can view current reservoir levels, flood control space, historic water data and more for USACE reservoirs and non-USACE reservoirs (i.e., “Section 7” projects).

 

USACE Data Categories

 Midnight Reservoir Status for USACE and Section 7 projects.

 Monthly Reservoir Reports for USACE projects.

 California plots and Tabulations of Storage, Inflow, and Outflow for USACE and Section 7 Reservoirs.

 Great Basin/Upper Colorado River Basin plots and Tabulations of Storage, Inflow, and Outflow for Section 7 Reservoirs.

 Hourly Time Series Reports with the latest 48 hourly reservoir and flow values.

 Release Change Notifications for USACE and a select number of Section 7 projects.

 Average Reservoir Status for USACE and Section 7 projects.

 Weather and River Forecasts/Summaries issued by DWR, the NWS, and NWS-RFC.

 Special Reports

 Archived Reports and Plots

Other Data Sources

Data at these location are not maintained by the U.S. Army Corps of Engineers. They will open in a new tab or window depending on your browser settings.