This site provides observed and forecasted streamflow for Ventura County and upstream Watersheds in Los Angeles County. VCAHPS stands for Ventura County Advanced Hydrologic Prediction System. It is modeled off of the AHPS System used by the National Weather Service.

Ventura County Watershed used detailed watershed models utilizing the Hydologic Simulation Program, Fortran (HSPF). Forecasts are also provided by the California/Nevada River Forecast Center and the National Water Model.)

This map was created from provisional data that has not been checked or verified for accuracy. Some data on this map comes from sources other than VCPWA-WP. VCPWA-WP has no control over the accuracy and type of data transmitted. This map was created solely for the convenience of the County and related public agencies. The County does not warrant the accuracy of this map, and no decision involving a risk of economic loss or physical injury should be made from the data available on this site.