Body When the SARI Line was completed in the mid-1970s, the pipeline was buried with as much as 20 feet of soil cover in some locations. Over the years, the riverbed has eroded and now provides only 1-foot or less of protective soil covering over portions of the upper reaches of...

Body The City Engineers Flood Control Advisory Committee (CEFCAC) was formed in August 1966 to provide cooperation between the Orange County Flood Control District (OCFCD) and the cities toward the best deployment of money and manpower to accomplish conservation of water and protection of existing public and private property from floods...

Body email Sign up for Email Updates from OC Traffic Committee The OC Traffic Committee (OCTC) holds monthly meetings at 10:00 a.m. on the second Thursday of each month. Meetings may be cancelled if there are no items requiring discussion. All OCTC meetings are publicly noticed and open to the public...

Body WORKING FOR ORANGE COUNTY OC Infrastructure Programs provides engineering services for roadways in unincorporated areas and regional flood control programs throughout Orange County. This includes programming, design, legislation tracking, project management, traffic safety, and development support services.

Body Several of these manuals are available both in their entirety and broken down into sections for easier downloading. Title Computer Aided Design (CAD) Standards Manual (Version 1.0 - January 2023) OC Local Drainage Manual (LDM) 2nd Edition Secured OC Hydrology Manual Hydrology Manual 1996 Addendum OC Hydrology Manual Maps OC...

Body Homeowners’ Guide for Post-Fire Flood, Debris, and Erosion Control We know from past experience that burn areas are especially susceptible to damage from flooding, and mud and debris flows that result from winter rains. The effects of fire damage and the increased potential for additional damage from these flows can...

Body SAR Projects involving OCFCD Year Began Estimated Year Complete Total Cost Lower Santa Ana River 1989 2020 618 Million Seven Oaks Dam 1994 1999 534 Million Prado Dam 1996 2021 880 Million In 1989, the Corps of Engineers estimated the costs of the Santa Ana River Project for each feature...

Body Prado Dam is an existing facility constructed by the Corps of Engineers in 1941. The plan of improvement for the Prado Dam and reservoir, which has an estimated cost of $880 million includes: Raising the existing embankment 28.4 feet to an elevation of 594.4 feet - Completed. Raising the spillway...

Body Search by Location To verify if a particular address falls within an OC Road Fee Program, please visit the Geographic Information System (GIS) web map application at lightbulb ocgis.com/ocpw/DocViewer/RoadFee.html .

Body FEMA Flood Insurance Rate Maps (FIRM) Flood Insurance Rate Maps (FIRM), a.k.a. Flood Maps, can be viewed through the Federal Emergency Management Agency's (FEMA) Map Service Center . If you have the map panel number, the map selection process will be quicker. See our step-by-step instructions for Reading the FIRM...