Held on the same day as the Ocean Conservancy's International Coastal Cleanup, the event focuses on both pollution cleanup and pollution prevention, educating and empowering people to become a part of the marine debris solution.
There are 700 cleanup sites in California. Find one near you here. Then pre-register or just show up at the site for the cleanup, which is from 9 am-noon.
There's more information about California's cleanup at coastforyou.org.
Oregonians can read about the Great Oregon Fall Beach Cleanup at solv.org, and Washington residents, here's information about Operation Shore Patrol/International Coastal & Underwater Cleanup.