Watershed & Coastal Resources Division, RDMD, Orange County, California

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Orange County, California
Who We Are Water Pollution Hotline Stormwater Program Watersheds Public Education Rainfall & Weather
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Introduction to Rainfall & Weather
Storm Data
Rainfall Data
Hydrologic Reports
ALERT System
Weather Links
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Rainfall Data
Past Rainfall Data

Storm Accumulations - provides rainfall data for the latest storm event. The data is manually posted between 8:00 and 9:00 AM during and immediately following rain storms.

The Rainfall Report provides data on the latest storm event including storm rainfall and seasonal accumulations for the Santa Ana, Villa Park Dam, Santiago Peak, and Costa Mesa stations in Orange County.

The rainfall maps show individual rain gage accumulations overlaid on a map of Orange County. The upper left hand corner of each map display shows the date, ending time, and time period for the data displayed on the map.

Daily Accumulations - provides daily rainfall totals for the current year at four stations.

  • Santa Ana, Station #121, cooperative observer gage
  • Villa Park Dam, Station #173, cooperative observer gage
  • Santiago Peak, Station #156, telemetry gage
  • Costa Mesa, Station #219, cooperative observer gage

Warranties: Accuracy of Information - Use of Information

Although the data found using the County of Orange, Resources & Development Department Department access systems have been produced and processed from sources believed to be reliable, no warranty expressed or implied is made regarding accuracy, adequacy, completeness, legality, reliability or usefulness of any information. This disclaimer applies to both isolated and aggregate uses of the information.

The County of Orange, Resources & Development Management Department provide this information on an "as is" basis. All warranties of any kind, express or implied, including but not limited the implied warranties of merchantability, fitness for a particular purpose, freedom from contamination by computer viruses and non-infringement of proprietary rights ARE DISCLAIMED.

Changes may be periodically added to the information herein; these changes may or may not be incorporated in any new version of the publication. If you have obtained information from County of Orange, Resources & Development Management Department or from a source other than County of Orange, Resources & Development Management Department, be aware that electronic data can be altered subsequent to original distribution. Data can also quickly become out-of-date. It is recommended that careful attention be paid to the contents of any metadata associated with a file, and that the originator of the data or information be contacted with any questions regarding appropriate use. If you find any errors or omissions, we encourage you to report them to the County of Orange, Resources & Development Management Department webmaster.

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Rainfall Data

Storm Accumulations

arrowRainfall Report

arrowData Table

arrow1 Day Map

arrow2 Day Map

arrow3 Day Map

Current Year - Daily Accumulations

arrowSanta Ana

arrowVilla Park Dam

arrowSantiago Peak

arrowCosta Mesa

Last Year - Daily Accumulations

arrowSanta Ana

arrowVilla Park Dam

arrowSantiago Peak

arrowCosta Mesa

 
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