Unincorporated Reports and Studies
The Unincorporated Orange County Stormwater Program works to keep pollution out of our flood control channels, creeks, rivers and ocean. The County is regulated by two separate Municipal Stormwater…
SANTA ANA REGION WATER QUALITY MONITORING
The Santa Ana Region Monitoring Plan fulfills the requirements of Phase I MS4 Permit issued by the Santa Ana RWQCB. Maps of the Santa Ana Region monitoring sites is provided in the link below: …
BMP Design Manual
County of Orange/ Orange County Flood Control District BMP Design ManualThe County of Orange/Orange County Flood Control District (County/OCFCD) is subject to two Municipal Separate Storm Sewer…
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FEMA Processing
The FEMA (Federal Emergency Management Agency) processing section of Engineering Support is responsible for submitting claims to the agency for damage to County public right-of-way that occurs during…
Pothole Repair
OC Public Works Operations and Maintenance handles all pothole repairs for all unincorporated areas within Orange County right of ways. Potholes can appear in various shapes and sizes on asphalt…
Permit and Plan Review
The Permit and Plan Review Section is responsible for reviewing and evaluating encroachment permit requests, subdivision and road/flood control improvement plans and specifications and permits for…
OC Public Works
WORKING FOR ORANGE COUNTY OC Operations & Maintenance (O&M) enhances and protects communities through the operation and maintenance of public infrastructure, while serving a critical…
Sign Maintenance
OC Public Works Operations and Maintenance is responsible for the installation, maintenance, repair, and replacement of regulatory, warning, guide, and street name signs on the County’s…
Inspection Regulatory
The county is responsible for 340 Road miles and 380 miles of flood control channels. If you would like to report a problem located within unincorporated Orange County or something regarding a Flood…