In order to provide land developers, project proponents, and associated consultants and organizations with an overview of the new land development requirements in Orange County, the following…

The County of Orange Stormwater Permittees have developed planning frameworks to identify the most significant water quality issues related to urban runoff sources that can be addressed at the…

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…

The Orange County Stormwater Program for North and Central Orange County (collectively North Orange County) is a regulatory compliance partnership consisting of the County of Orange, the Orange…