Événements et activités volunteer events à Hayward, CA
National River Cleanup Day 2026 - Site #17: Matadero Creek, Palo Alto
Saturday at 9:00 AM
Palo Alto · 2837 E Bayshore Rd
National River Cleanup Day 2026 - Site #17: Matadero Creek, Palo Alto
Saturday at 9:00 AM
Palo Alto · 2837 E Bayshore Rd
National River Cleanup Day 2026 - Site #08: Saratoga Creek, Santa Clara
Saturday at 9:00 AM
Santa Clara · Everett N. "Eddie" Souza Park
National River Cleanup Day 2026 - Site #08: Saratoga Creek, Santa Clara
Saturday at 9:00 AM
Santa Clara · Everett N. "Eddie" Souza Park
Volunteer at Bloom Shaboom 2026
Sun, May 31, 12:30 PM
San Francisco · Family Connections Centers • Portola
Volunteer at Bloom Shaboom 2026
Sun, May 31, 12:30 PM
San Francisco · Family Connections Centers • Portola
Community Day at Lincoln Glen Park and Willow Glen Community and Senior Cen
Sat, Jun 27, 8:45 AM
San Jose · 2190 Radio Ave
Community Day at Lincoln Glen Park and Willow Glen Community and Senior Cen
Sat, Jun 27, 8:45 AM
San Jose · 2190 Radio Ave
National River Cleanup Day 2026 - Site 24: El Camino Storm Drain, Sunnyvale
Saturday at 9:00 AM
Sunnyvale · El Camino Storm Drain near Willow Ave
National River Cleanup Day 2026 - Site 24: El Camino Storm Drain, Sunnyvale
Saturday at 9:00 AM
Sunnyvale · El Camino Storm Drain near Willow Ave
Restoration Day Alongside San Leandro Creek at Chabot Park
Saturday at 9:30 AM
San Leandro · Chabot Park
Restoration Day Alongside San Leandro Creek at Chabot Park
Saturday at 9:30 AM
San Leandro · Chabot Park
Family Nature Walks at Foothills Nature Preserve (2026/2027)
Sat, Jul 18, 11:00 AM
Los Altos Hills · Foothills Nature Preserve
Family Nature Walks at Foothills Nature Preserve (2026/2027)
Sat, Jul 18, 11:00 AM
Los Altos Hills · Foothills Nature Preserve
National River Cleanup Day 2026 - Site #27: Stevens Creek, Mountain View
Saturday at 9:00 AM
Mountain View · 195 Central Ave
National River Cleanup Day 2026 - Site #27: Stevens Creek, Mountain View
Saturday at 9:00 AM
Mountain View · 195 Central Ave
National River Cleanup Day 2026 - Site #45: Penitencia Creek, Milpitas
Saturday at 9:00 AM
Milpitas · Creek entrance at the end of Lundy Rd, Milpitas
National River Cleanup Day 2026 - Site #45: Penitencia Creek, Milpitas
Saturday at 9:00 AM
Milpitas · Creek entrance at the end of Lundy Rd, Milpitas
La Peña's 51st Anniversary & Fundraiser ft. Orq. La Moderna Tradición
Sat, Jun 6, 8:00 PM
Berkeley · La Peña Cultural Center
La Peña's 51st Anniversary & Fundraiser ft. Orq. La Moderna Tradición
Sat, Jun 6, 8:00 PM
Berkeley · La Peña Cultural Center
JRMF Math Festival at Children's Discovery Museum
Sat, Jul 11, 10:00 AM
San Jose · Children's Discovery Museum of San Jose
JRMF Math Festival at Children's Discovery Museum
Sat, Jul 11, 10:00 AM
San Jose · Children's Discovery Museum of San Jose
