A100-Year (or Base) Flood:A flood event that statistically has a 1 out of 100 (or one percent) chance of being equaled or exceeded on a specific watercourse in any given year. The base flood is the…

Orange County Criminal Justice Coordinating Council (OCCJCC)General InformationMISSIONTo improve public safety on behalf of Orange County residents, through greater inter-agency communication,…

  Traffic Design & Signal Operations (TD&SO)TD&SO staff oversee the operation and maintenance of over 120 traffic signals and other traffic control devices within unincorporated…

From the Desk of Michelle Aguirre, County Executive Officer It is with immense pride and a profound sense of purpose that I present the OC Cares: Master Plan for Aging (OC MPA). This…

The following schedule is intended to serve as a general guide to property owners in Orange County, California. Please note that the list below includes only the more significant dates and does not…

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 Infrastructure Programs manages OC Public Works' Road and Bridge, Flood, and Bikeway Projects approved by the County of Orange Board of Supervisors and listed in the 7-…

Back to Land and Water This program protects public health and safety, and the environment by ensuring that solid waste is collected, stored, processed, and disposed of properly. The…

 The County of Orange has approximately 85 Boards, Commissions and Committees (BCCs). The County of Orange appreciates your interest in serving on one of the County’s Boards, Commissions, and…

The purpose of the H&CD Commission is to work with the County to:Provide advice to the Board of Commissioners of the Orange County Housing Authority as required by law and to Orange County…