Join the Trashure Hunt! This year, California Coastal Cleanup Day will become the world’s largest scavenger hunt. Special “trash” items will be hidden at cleanup sites all across the state. If you find one of them, you can redeem it for valuable prizes! Find your local cleanup site and learn everything you need to know about how to participate on the map of cleanup site locations below.
Learn more about the 40 year history of California Coastal Cleanup Day.
City of Antioch
Do you wish to see less litter around our marine? Join the statewide Trashure Hunt on Saturday, September 20th as California’s more than 35,000 volunteers clean up local areas and waterways for Coastal Cleanup Day! This year, California Coastal Cleanup Day will become the world’s largest scavenger hunt!
Special “trash” items will be hidden at cleanup sites all across the state. If you find one of them, you can redeem it for valuable prizes! Register today and be part of Antioch’s group of volunteers at the Antioch Water Park and the Antioch Marina when you click the link in our bio. Let’s keep trash out of our waterways, Antioch
- Saturday, September 20, 2025
- 9:00AM-12:00PM
- Antioch Marina | 5 Marina Plz, Antioch, CA 94509
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Antioch Water Park | 4701 Lone Tree Way, Antioch, CA 94531
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Register to be a volunteer at the Antioch Water Park or Antioch Marina when you visit antiochca.gov/coastal-cleanup or click the link in our bio.
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To find your nearest site, visit coastalcleanupday.org.
Crockett Waterfront Coastal Cleanup Day 2025
Join us for Coastal Cleanup Day at the Crockett Waterfront from 10 a.m. to 1 p.m. on Saturday, September 20th! Help make a difference in your community! Toss on your boots and gloves and help the CCRCD in making a positive impact on Coastal Cleanup Day! Crockett Waterfront at 1909 Dowrelio Drive, Crockett, CA 94525. More info — click here
East Bay Regional Park District
Join us for the 41st Annual Coastal Cleanup on September 20, 2025, California’s largest annual volunteer event. Help remove trash and plastic pollution at beaches and waterways throughout the Park District and earn a Coastal Cleanup patch or sticker. Special prizes for the most unusual trash collected.
- Big Break Regional Shoreline
- Contra Loma Regional Park
- Del Valle Regional Park
- Hayward Regional Shoreline
- Martin Luther King Jr. Regional Shoreline
- Point Isabel Regional Shoreline
- Point Pinole Regional Shoreline
- Quarry Lakes Regional Recreation Area
- Radke Martinez Regional Shoreline
- Robert W. Crown Regional Shoreline
Supplies will be provided – simply sign up, show up, and help out. All trash will be collected at the end of the event by Park District staff. For more information, click here.
City of Pittsburg
Join Us for Coastal Cleanup Day in Pittsburg, CA! Be part of the solution, not the pollution! Come out and help protect our beautiful shoreline at Coastal Cleanup Day — a community-wide effort to keep our Delta waters clean and thriving. Pitsburg will provide cleanup supplies — just bring your reusable water bottle, closed-toe shoes, sunscreen,and community spirit! Volunteers will clean up the following areas:
- Riverview Park
- Old Town Pittsburg
- Pittsburg Marina
Sunday
