Protecting Orange County’s Coast, Rivers, and Streams

Improving Water Quality & Defending Public Health Since 1999

Featured Events & News

SmartScape Workshop

Learn how to transform your garden into a beautiful oasis while saving time, money and water!

Join us at this Saturday, July 21, 2018 at 10:30 AM

Santa Ana Public Library in Santa Ana, CA

Toast the Coast

Join Coastkeeper and community members for an evening full of laughs, dinner, and good company at our annual Toast the Coast event at the Irvine Improv. We will be celebrating our 19 years of achievements towards protecting clean water.

Tickets are now on sale!

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About Coastkeeper

Orange County native Garry Brown founded Coastkeeper in 1999 to protect the local shores and waterways for future generations. We collaborate with the public and private sectors as an advocate for healthy, accessible, and sustainable water resources.

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Donate or Volunteer Today!

Join the swimmable, drinkable, fishable and sustainable mission of Orange County Coastkeeper. Contribute to our active and effective programs by donating or volunteering.


We need your help to accomplish our important mission to protect water resources and our local environment! There are many volunteer opportunities available to meet your interests and time schedule!

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Take a trip to our Garden

Join us at our unique, sustainable garden Wednesday- Saturday.

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Keep up to date with the latest news and events from Orange County Coastkeeper!

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Our Results

Over nearly two decades, Coastkeeper has become an effective and proactive organization that advocates for everyone’s inalienable right to clean water.


# of Children Reached in Whales Program


Pounds of Trash Removed


Square meters of eelgrass planted


Community members engaged in 2017
Guest Writers
July 6, 2018

Three Ways You Can Keep Microplastic Out of Our Waters

Although the problems with microplastic pollution might seem overwhelming, there is a lot that can be done to reduce the flow of microplastics into the environment: 1. REFUSE and REDUCE…
Guest Writers
July 6, 2018

Three Things You Might Not Know About Microplastic Pollution

For years, environmentalists have been concerned about the impacts of plastic pollution in oceans, lakes and rivers. Much of this concern began with larger, more visible plastic documented in oceans…
Video Banner Pier Sunny Beach BlogDesalination
June 8, 2018

Fight for Quality, Affordable Water in Orange County

If you value affordable, quality water for all Orange County residents, then recent events should alarm you. The Orange County Water District’s Board of Directors revealed a revision to the…

Contact Coastkeeper Today!