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Upper Sand Creek Basin Coastal Cleanup Day 2026

  • See description for location link Antioch, CA (map)

Celebrate CA Coastal Cleanup Day this year by participating in the upcoming creek cleanup at Upper Sand Creek Basin in the Marsh Creek Watershed.

Saturday, September 26th, from 9:00 am-12:00 pm

Register for this cleanup here!

Location: 37.946995, -121.774851

Google Maps link: https://maps.app.goo.gl/uiQn6zycG1E5UcMdA

All are welcome to join this community service volunteer event!

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September 19

Coastal Cleanup Day at Pacheco Marsh

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September 27

McNabney Marsh Coastal Cleanup Day 2026