Événements national river cleanup day 2025 Cupertino, CA
California Coastal Cleanup Day @Arroyo Las Positas (Northfront to Vasco Rd)
Sat, Sep 20, 9:00 AM
Ulmar · Arroyo Las Positas (Northfront to Vasco Rd)
California Coastal Cleanup Day @Arroyo Las Positas (Northfront to Vasco Rd)
Sat, Sep 20, 9:00 AM
Ulmar · Arroyo Las Positas (Northfront to Vasco Rd)
41st Annual California Coastal Cleanup Day at Ocean Beach in San Francisco
Sat, Sep 20, 10:00 AM
Outer Richmond · 800 Great Hwy
41st Annual California Coastal Cleanup Day at Ocean Beach in San Francisco
Sat, Sep 20, 10:00 AM
Outer Richmond · 800 Great Hwy
Keep Hayward Clean & Green 10/18/25 Neighborhood Cleanup
Sat, Oct 18, 8:00 AM
Southgate · Southgate Park
Keep Hayward Clean & Green 10/18/25 Neighborhood Cleanup
Sat, Oct 18, 8:00 AM
Southgate · Southgate Park
Stewardship Saturday at the Wildlife Refuge
Sat, Oct 4, 9:00 AM
Jarvis Landing · San Francisco Bay National Wildlife Refuge Visitor Center
Stewardship Saturday at the Wildlife Refuge
Sat, Oct 4, 9:00 AM
Jarvis Landing · San Francisco Bay National Wildlife Refuge Visitor Center
California Coastal Cleanup Day at Arroyo del Valle (Main St in Pleasanton)
Sat, Sep 20, 9:00 AM
Radum · Main Street
California Coastal Cleanup Day at Arroyo del Valle (Main St in Pleasanton)
Sat, Sep 20, 9:00 AM
Radum · Main Street
California Coastal Cleanup Day at Alamo Creek Trail near Amador Valley Blvd
Sat, Sep 20, 9:00 AM
Dougherty · Alamo Creek Park
California Coastal Cleanup Day at Alamo Creek Trail near Amador Valley Blvd
Sat, Sep 20, 9:00 AM
Dougherty · Alamo Creek Park
California Coastal Cleanup Day at Monterey State Beach and Roberts Lake
Sat, Sep 20, 9:00 AM
Retreat · Monterey State Beach
California Coastal Cleanup Day at Monterey State Beach and Roberts Lake
Sat, Sep 20, 9:00 AM
Retreat · Monterey State Beach
Port of San Francisco Parks & Open Spaces Beautification Day
Friday at 9:00 AM
Central Waterfront · Warm Water Cove Park
Port of San Francisco Parks & Open Spaces Beautification Day
Friday at 9:00 AM
Central Waterfront · Warm Water Cove Park
Silicon Valley High Dosage Tutoring Summit #2
Fri, Oct 10, 8:30 AM
Fox-Ridder Park · Santa Clara County Office of Education
Silicon Valley High Dosage Tutoring Summit #2
Fri, Oct 10, 8:30 AM
Fox-Ridder Park · Santa Clara County Office of Education
Creek to Bay Day with the Junior Center!
Sat, Sep 20, 10:00 AM
Lake Merritt · Junior Center Of Art & Science
Creek to Bay Day with the Junior Center!
Sat, Sep 20, 10:00 AM
Lake Merritt · Junior Center Of Art & Science
Sand Globe Creativity on Muir Beach to Celebrate Calif Coastal Cleanup Day
Sat, Sep 20, 12:00 PM
Tamalpais Valley · Muir Beach
Sand Globe Creativity on Muir Beach to Celebrate Calif Coastal Cleanup Day
Sat, Sep 20, 12:00 PM
Tamalpais Valley · Muir Beach
ALPFA Tech Summit: West Region
Mon, Sep 29, 5:00 PM
Castro City · Microsoft Technology Center, Silicon Valley (Mountain View)
ALPFA Tech Summit: West Region
Mon, Sep 29, 5:00 PM
Castro City · Microsoft Technology Center, Silicon Valley (Mountain View)
