Événements et activités volunteer à Atherton, CA
National River Cleanup Day 2026 - Site #02: Regnart Creek, Cupertino
Sat, May 16, 9:00 AM
Cupertino · 10235 Parkside Ln
National River Cleanup Day 2026 - Site #02: Regnart Creek, Cupertino
Sat, May 16, 9:00 AM
Cupertino · 10235 Parkside Ln
National River Cleanup Day 2026 - Site #17: Matadero Creek, Palo Alto
Sat, May 16, 9:00 AM
Palo Alto · 2837 E Bayshore Rd
National River Cleanup Day 2026 - Site #17: Matadero Creek, Palo Alto
Sat, May 16, 9:00 AM
Palo Alto · 2837 E Bayshore Rd
Sunset Restoration at Russian Ridge Open Space Preserve
Wed, May 27, 5:30 PM
La Honda · Russian Ridge Preserve Parking
Sunset Restoration at Russian Ridge Open Space Preserve
Wed, May 27, 5:30 PM
La Honda · Russian Ridge Preserve Parking
National River Cleanup Day at the EEC
Sat, May 16, 9:00 AM
San Jose · Don Edwards San Francisco Bay National Wildlife Refuge Environmental Education Center
National River Cleanup Day at the EEC
Sat, May 16, 9:00 AM
San Jose · Don Edwards San Francisco Bay National Wildlife Refuge Environmental Education Center
National River Cleanup Day 2026 - Site #26: Deer Creek, Los Altos Hills
Sat, May 16, 9:00 AM
Los Altos Hills · 27500 Purissima Rd
National River Cleanup Day 2026 - Site #26: Deer Creek, Los Altos Hills
Sat, May 16, 9:00 AM
Los Altos Hills · 27500 Purissima Rd
National River Cleanup Day 2026 - Site #39: Calabazas Creek, Santa Clara
Sat, May 16, 1:00 PM
Santa Clara · Creek Entrance near 1445 Pomeroy Ave
National River Cleanup Day 2026 - Site #39: Calabazas Creek, Santa Clara
Sat, May 16, 1:00 PM
Santa Clara · Creek Entrance near 1445 Pomeroy Ave
National River Cleanup Day 2026 - Site #01: Calabazas Creek, Sunnyvale
Sat, May 16, 9:00 AM
Santa Clara · Wildwood Avenue
National River Cleanup Day 2026 - Site #01: Calabazas Creek, Sunnyvale
Sat, May 16, 9:00 AM
Santa Clara · Wildwood Avenue
National River Cleanup Day 2026 - Site #12: Guadalupe River, Santa Clara
Sat, May 16, 9:00 AM
Santa Clara · 4321 Lick Mill Blvd
National River Cleanup Day 2026 - Site #12: Guadalupe River, Santa Clara
Sat, May 16, 9:00 AM
Santa Clara · 4321 Lick Mill Blvd
National River Cleanup Day 2026 - Site #16: Adobe Creek, Palo Alto
Sat, May 16, 9:00 AM
Palo Alto · 3803 E Bayshore Rd
National River Cleanup Day 2026 - Site #16: Adobe Creek, Palo Alto
Sat, May 16, 9:00 AM
Palo Alto · 3803 E Bayshore Rd
National River Cleanup Day 2026 - Site #25: Alviso Slough, San Jose
Sat, May 16, 9:00 AM
San Jose · 4911 Spreckles Ave
National River Cleanup Day 2026 - Site #25: Alviso Slough, San Jose
Sat, May 16, 9:00 AM
San Jose · 4911 Spreckles Ave
Trinity+St. Peter's Cleanup
Sat, Jun 6, 12:00 PM + 6 en plus
San Francisco · Trinity+St. Peter's Episcopal Church
Trinity+St. Peter's Cleanup
Sat, Jun 6, 12:00 PM + 6 en plus
San Francisco · Trinity+St. Peter's Episcopal Church
Stewardship Saturday at the Don Edwards San Francisco Bay NWR in Fremont
Today at 9:00 AM
Fremont · San Francisco Bay National Wildlife Refuge Visitor Center
Stewardship Saturday at the Don Edwards San Francisco Bay NWR in Fremont
Today at 9:00 AM
Fremont · San Francisco Bay National Wildlife Refuge Visitor Center
National River Cleanup Day 2026 - Site #13: Saratoga Creek, Santa Clara
Sat, May 16, 9:00 AM
Santa Clara · Maywood Park
National River Cleanup Day 2026 - Site #13: Saratoga Creek, Santa Clara
Sat, May 16, 9:00 AM
Santa Clara · Maywood Park
JRMF Math Festival Sports Basement Sunnyvale
Sat, May 16, 1:30 PM
Sunnyvale · Sports Basement Sunnyvale
JRMF Math Festival Sports Basement Sunnyvale
Sat, May 16, 1:30 PM
Sunnyvale · Sports Basement Sunnyvale
National River Cleanup Day 2026 - Site 24: El Camino Storm Drain, Sunnyvale
Sat, May 16, 9:00 AM
Sunnyvale · El Camino Storm Drain near Willow Ave
National River Cleanup Day 2026 - Site 24: El Camino Storm Drain, Sunnyvale
Sat, May 16, 9:00 AM
Sunnyvale · El Camino Storm Drain near Willow Ave
