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Great Sierra River Cleanup – Mokelumne River Day Use Area
September 20, 2025 @ 8:00 am - 12:00 pm
GSRC is a Sierra-wide watershed cleanup event coordinated by Sierra Nevada Alliance in collaboration with California’s Coastal Cleanup Day. We will be joining the cleanup at the Mokelumne River Day Use Area.
For more information and to register go to https://sierranevadaalliance.org/great-sierra-river-cleanup/
Questions: sjasfieldtrip@gmail.com