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March 12, 2015
2:30 PMSouth Orange County Watershed Management Area Executive Committee meetingThe South Orange County Watershed Management Executive Committe meetings are open to the public to discuss watershed issues related to water supply, water quality, water conservation and managing natural resources.
March 26, 2015
9:00 AMOrange County Coastal CoalitionThe Orange County Coastal Coalition is an association of local, regional, state, and federal agencies, non-profit organizations, private industry, and the public whose role is to advocate, educate, and coordinate activities along the Orange County coast.

Mission Statement

To develop regional management strategies to preserve, protect, and enhance coastal resources and surface waters throughout Orange County. A watershed approach considers the entire geographic area that a watercourse drains to address a broad range of issues.


A watershed is the geographic area draining into a river system, ocean or other body of water through a single outlet and includes the receiving waters. Watersheds are usually bordered and/or separated from other watersheds by mountain ridges or other naturally elevated areas.

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Latest News

News ImageFebruary 2, 2015  8th Annual Rock Water Relay Race
The Newport Beach Chapter of Surfrider is hosting the 8th Annual Rock Water Relay Race on March 28th, 2015. The race covers 13 miles of the Santa Ana River Trail, starting at the Honda Center in Anaheim and finishing at the Santa Ana River Mouth in Huntington Beach. Email for full registration and race info. ( View PDF )

News ImageSeptember 25, 2014  State of the Environment for South OC
The State of the Environment Report for the San Diego Region, or southern portion of Orange County, is now available. This report represents a commitment to periodically present a comprehensive picture of the quality of Orange County’s creeks, rivers, bays and coastal waters and the actions being taken by the Orange County Stormwater Program to protect and restore them.

News ImageAugust 15, 2014  OC Environmental Data Portal Launched
OC Watersheds is pleased to announce the launch of a brand new data portal which will allow users to explore interactive maps and download a variety of geographic and environmental data for Orange County. Please visit to access the portal.