Table of Contents: [Santa Ana Region] Acronyms Executive Summary Certification Page: [Santa Ana Region] Section C-1: Introduction Section C-2: Program Management Section C-3…

These reports, prepared as part of the Reports of Waste Discharge (ROWDs) submitted near the end of 4th term MS4 Permits for Orange County, represents a commitment to present a…

A number of documents are available on these pages that describe the regulations and programs aimed at preventing and controlling the discharge of pollutants to the municipal stormdrain system and…

Below is the Santa Ana Regional Board jurisdictional Stormwater Program Effectiveness Assessment (PEA) for the County of Orange/Orange County Flood Control District (County), for the 2017-18…

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

In an effort to provide the public with a straightforward method to retrieve information a Document Database Library was created. This library is a search tool to find documents, reports or…

New Construction and AdditionsNew construction is generally assessable and may increase the taxable value of your property, whereas normal maintenance, repair or replacement of existing structures/…

Click here for the 2026 Apiary Registration informationPhoto credit - Denis WhitfillAsian Giant Hornet (Vespa Mandarinia)Please note there have been no official reports or pest finds of the…

Captain Mike Woodroof serves as the Harbormaster for the Harbor Patrol Bureau.The Harbor Patrol Bureau provides around-the-clock law enforcement, marine fire fighting and search/rescue services along…