WORKING FOR ORANGE COUNTYOC Watersheds protects public health and safety, promotes environmental quality, and sustains business competitiveness through education, regulation and collaborative…

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…

Access and download critical data and PDF files from the navigation menu.State of the Environment ReportsSurface Water Quality Infrastructure Report CardFederal AgenciesOC Watersheds Grand…

email Subscribe to Zoning Administrator Agenda & Meeting Information E-mail UpdatesZoning Administrator hearings/meetings are scheduled to be held at query_builder 1:30 p.m. on the first (1st)…

Orange County ASCE infrastructure report cards were prepared in 2002, 2005, and 2010, and were instrumental in raising awareness of elected officials, decision makers, and the general public as…

  Table of Contents: [Santa Ana Region] Acronyms Executive Summary Certification Page: [Santa Ana Region] Section C-1: Introduction Section C-2: Program Management Section…

email Subscribe to Subdivision Committee Agenda & Meeting Information E-mail UpdatesSubdivision Committee hearings/meetings are scheduled to be held at query_builder 1:30 p.m. on the first (1st)…

South OC IRWM   The South OC Watershed Management Area (SOCWMA) IRWM Group represents a diverse group of stakeholders engaged in integrating water resource planning across multiple…

CHWSRS Work Plan Development On March 4, 2019, OC Environmental Resources, a service area of OC Public Works, and the municipalities of the South Orange County Watershed Management Area (South OC…

The OC Stormwater Program has developed an ArcGIS Story Map that acts as a guided tour of Best Management Practice (BMP) implementation throughout the South Orange County Watershed Management Area (…