OC Survey
OC Survey Public Counter County Service Center (CSC), 1st Floor Corner Records Geodetic Parcel, Record of Survey and Tract Maps Right-of-Way Engineering After-Hours Phone…
OC Operations Maintenance
After-Hours Phone Numbers Public roads, flood control channels and public right-of-way areas: (714) 955-0200 Water pollution incidents: 1 (877) 89-SPILL (77455) County of Orange Facility…
OC Watersheds
24-Hour Water Pollution Hotline 1 (877) 89-SPILL (77455) After-Hours Phone Numbers Public roads, flood control channels and public right-of-way areas: (714) 955-0200 Water pollution incidents…
OC Agricultural Commissioner Sealer of Weights Measures
After-Hours Phone Numbers Public roads, flood control channels and public right-of-way areas: (714) 955-0200 Water pollution incidents: 1 (877) 89-SPILL (77455) County of Orange Facility…
County Administration North
OC Civic Center Map and Parking Info →
About OC Construction
OC Construction provides construction management, inspection and compliance monitoring services for the construction of roads, bridges, flood control facilities and bikeways in support of OC Public…
Our Core Services
Construction Management Provides services for County-funded infrastructure projects, including administering public works contracts and providing inspection services. Materials Laboratory Provides…
OC Public Works
WORKING FOR ORANGE COUNTY OC Construction provides project management and construction management services for projects on OC Public Works' Capital Improvement Program (CIP) and Maintenance…
Permit Requirements NPDES
Permits & Permit Requirements for the National Pollution Discharge Elimination System (NPDES) Program Section 401 Water Quality Certification (WQC) Regional General Permit (RGP)…
Wildlife Information
It is not uncommon for residents of Orange County to encounter wildlife. Orange County is home to a diverse wildlife population which inhabit both our urban and open spaces. Many residents experience…