Protecting Orange County’s Coast, Rivers, and Streams

Improving Water Quality & Defending Public Health Since 1999

Featured Events & News

Making the Delta a Better Place

What happens in the Sacramento- San Joaquin River Delta impacts nearly all of California – and Orange County is no exception.

Coastkeeper has commissioned Dr. Peter  Moyle to research opportunities to protect this rich environmental resource. Learn more about Making the Delta A Better Place for Native Fishes in our white paper.

Monthly Beach Cleanups

April Monthly Community Beach Cleanups.

1st Saturday at San Clemente State Beach.

April 22, Special Earth Day, Dirty Heads Cleanup

Join your community members in helping us fight marine pollution.

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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
March 8, 2018

Meet Our New Water Warrior Legal Intern

How Our Intern Anna Fights for Clean Water! All year round, Orange County Coastkeeper offers competitive legal internships that allow the next generation of environmental lawyers to get hands-on experience…
March 7, 2018

Swimmable News: New Olympia Oysters in Newport Bay

Spotted: New Olympia Oysters in Newport Bay In April of 2017, more than 150 volunteers hauled shells and sewed bags as a part of our Living Shorelines project to restore native…
February 27, 2018

Helping Hands at the Coastkeeper Garden

The Coastkeeper Garden has lots of helping hands, thanks to the Orange Unified School District and the Irvine Adult Enrichment Center. Since 2015, we've worked together to help more than 50…

Contact Coastkeeper Today!