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

Reservoirs

Weather

Current and Seasonal Drought Information

Monthly Basin Reports/Forecasts

Flood

Climate Change/Prediction - Historic Drought Response

Climate Change/Prediction

Washington State Drought Information

History of recent drought response:

Hydrologic Information - County

Additional Water Information