Washington Water Supply Information

The following is a collection of links to Web pages with current and monthly information.  This information can be used to evaluate present and future water supply conditions in the state.

Current and monthly water supply information

Streamflow

Snowpack/Precipitation

Portal Maps And Dashboards

Reservoirs

Weather

Current and Seasonal Drought Information

Monthly/Water Year Basin Reports/Forecasts

El Niño/La Niña

Flood

Climate Change/Prediction - Drought Response, Conservation

Climate Change/Prediction

Hydrologic Information - County

Water Conservation

Washington State Drought Information

History of emergency drought response:

Additional Water Information