Événements et activités volunteer à Milpitas, CA
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 #05: Penitencia Creek, San Jose
Sat, May 16, 9:00 AM
San Jose · Robert Gross Recharge Ponds
National River Cleanup Day 2026 - Site #05: Penitencia Creek, San Jose
Sat, May 16, 9:00 AM
San Jose · Robert Gross Recharge Ponds
National River Cleanup Day 2026 - Site #06: Coyote Creek, San Jose
Sat, May 16, 9:00 AM
San Jose · 874 Coyote Creek Trail
National River Cleanup Day 2026 - Site #06: Coyote Creek, San Jose
Sat, May 16, 9:00 AM
San Jose · 874 Coyote Creek Trail
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
National River Cleanup Day 2026 - Site #08: Saratoga Creek, Santa Clara
Sat, May 16, 9:00 AM
Santa Clara · Everett N. "Eddie" Souza Park
National River Cleanup Day 2026 - Site #08: Saratoga Creek, Santa Clara
Sat, May 16, 9:00 AM
Santa Clara · Everett N. "Eddie" Souza Park
National River Cleanup Day 2026 - Site #04: Guadalupe River, San Jose
Sat, May 16, 9:00 AM
San Jose · 1701 Airport Blvd
National River Cleanup Day 2026 - Site #04: Guadalupe River, San Jose
Sat, May 16, 9:00 AM
San Jose · 1701 Airport Blvd
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 6: Singleton Rd, San Jose
Sat, May 16, 9:00 AM
San Jose · 3408 Tuers Rd
National River Cleanup Day 2026 - Site 6: Singleton Rd, San Jose
Sat, May 16, 9:00 AM
San Jose · 3408 Tuers Rd
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
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
Stewardship Saturday at the Don Edwards San Francisco Bay NWR in Fremont
Saturday 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
Saturday at 9:00 AM
Fremont · San Francisco Bay National Wildlife Refuge Visitor Center
National River Cleanup Day - Site #41: Sunnyvale East Channel, Sunnyvale
Sat, May 16, 9:00 AM
Sunnyvale · Fair Oaks Dog Park
National River Cleanup Day - Site #41: Sunnyvale East Channel, Sunnyvale
Sat, May 16, 9:00 AM
Sunnyvale · Fair Oaks Dog Park
UC Environmental Stewards: California Naturalist Certification Course
Sat, Oct 3, 9:30 AM
Oakland · Oakland Zoo
UC Environmental Stewards: California Naturalist Certification Course
Sat, Oct 3, 9:30 AM
Oakland · Oakland Zoo
TEAM 222 Cleanup on Guadalupe River Park at Skyport Drive
Saturday at 9:00 AM
San Jose · Parking Available
TEAM 222 Cleanup on Guadalupe River Park at Skyport Drive
Saturday at 9:00 AM
San Jose · Parking Available
Keep Hayward Clean & Green 8/22/26 Neighborhood Cleanup
Sat, Aug 22, 8:00 AM
Hayward · Palma Ceia Park
Keep Hayward Clean & Green 8/22/26 Neighborhood Cleanup
Sat, Aug 22, 8:00 AM
Hayward · Palma Ceia Park
National River Cleanup Day 2026 - Site #09: Gill Memorial Park, Milpitas
Sat, May 16, 10:00 AM
Milpitas · Peter Gill Memorial Park
National River Cleanup Day 2026 - Site #09: Gill Memorial Park, Milpitas
Sat, May 16, 10:00 AM
Milpitas · Peter Gill Memorial Park
Midweek Cleanup on Guadalupe River at Airport Boulevard
Wed, May 20, 9:00 AM
San Jose · Parking Available
Midweek Cleanup on Guadalupe River at Airport Boulevard
Wed, May 20, 9:00 AM
San Jose · Parking Available
