25 events found. Events Events Search and Views Navigation Search Enter Keyword. Search for Events by Keyword. Find Events Event Views Navigation Photo List Day Photo Map Summary Today Upcoming Upcoming Select date. List of events in Photo View River Days Grant Park Community Stewards May 14 River Days Grant Park Community Stewards 8:00 am - 10:00 am Free Explore Nighttime and the Night Sky Along the San Diego River at Grant Park May 14 Explore Nighttime and the Night Sky Along the San Diego River at Grant Park 7:30 pm - 9:30 pm Free ILACSD & Lakeside’s River Park Conservancy: San Diego River Days Cleanup- Cactus Park May 15 ILACSD & Lakeside’s River Park Conservancy: San Diego River Days Cleanup- Cactus Park 3:00 pm - 5:00 pm Sunset Gardening at the San Diego River Mouth May 15 Sunset Gardening at the San Diego River Mouth 5:00 pm - 7:00 pm Free Sycamore Canyon/Goodan Ranch Ranger-led Interpretive Hike May 16 Sycamore Canyon/Goodan Ranch Ranger-led Interpretive Hike 8:00 am - 11:00 am Free San Diego River Days 2026 Plein Air Paint Out May 16 San Diego River Days 2026 Plein Air Paint Out 8:30 am - 12:30 pm River Days Mission Valley Garden Club May 16 River Days Mission Valley Garden Club 9:00 am - 11:00 am Free River Days SANDAG Group Bike Ride May 16 River Days SANDAG Group Bike Ride 9:00 am - 11:00 am River Days Community Clean-Up May 16 River Days Community Clean-Up 9:00 am - 12:00 pm Free River Days – Hike With a Purpose: BioBlitz at Mildred Falls May 16 River Days – Hike With a Purpose: BioBlitz at Mildred Falls 9:00 am - 12:00 pm Free Imperial Beach Cleanup – River Days with Surfrider San Diego & San Diego Coastkeeper May 16 Imperial Beach Cleanup – River Days with Surfrider San Diego & San Diego Coastkeeper 10:00 am - 12:00 pm Kayak Clean-Up: River Days Clean-Up in Mission Valley May 16 Kayak Clean-Up: River Days Clean-Up in Mission Valley 10:00 am - 12:00 pm Santee Historical Society Craft Bazaar and Butterfly Garden at the Historic Santee Barn May 16 Santee Historical Society Craft Bazaar and Butterfly Garden at the Historic Santee Barn 10:00 am - 2:00 pm Free Petals & Paint: Grant Park Flower Fence Mural Gathering May 16 Petals & Paint: Grant Park Flower Fence Mural Gathering 11:30 am - 1:30 pm Free River Days and Nature Nights: Build a Big Brown Bat Buddy May 16 River Days and Nature Nights: Build a Big Brown Bat Buddy 3:00 pm - 5:30 pm Art Reception for San Diego River Artists Alliance May 16 Art Reception for San Diego River Artists Alliance 5:00 pm - 7:00 pm Free River Days and Nature Nights: Bat and Moth Event May 16 River Days and Nature Nights: Bat and Moth Event 7:00 pm - 9:00 pm Bird Walk at Grant Park May 17 Bird Walk at Grant Park 8:00 am - 9:30 am Free San Diego River Mouth Habitat Restoration May 17 San Diego River Mouth Habitat Restoration 9:00 am - 11:00 am Free Sky Hunters Event May 17 Sky Hunters Event 10:00 am - 11:00 am Free River Days Bird Drawing Workshop with Art FORM May 17 River Days Bird Drawing Workshop with Art FORM 11:00 am - 12:00 pm Free Mountain Lion 101 May 17 Mountain Lion 101 12:00 pm - 1:30 pm River Days Pollinator Safari & Bee-o-Blitz May 17 River Days Pollinator Safari & Bee-o-Blitz 1:30 pm - 4:00 pm Free Pages in the Park at Heritage Park May 17 Pages in the Park at Heritage Park 2:00 pm - 5:00 pm Free Ranger Lead Night Hike May 17 Ranger Lead Night Hike 7:30 pm - 8:45 pm Previous Events Today Next Events Subscribe to calendar Google Calendar iCalendar Outlook 365 Outlook Live Export .ics file Export Outlook .ics file
River Days Grant Park Community Stewards May 14 River Days Grant Park Community Stewards 8:00 am - 10:00 am Free
Explore Nighttime and the Night Sky Along the San Diego River at Grant Park May 14 Explore Nighttime and the Night Sky Along the San Diego River at Grant Park 7:30 pm - 9:30 pm Free
ILACSD & Lakeside’s River Park Conservancy: San Diego River Days Cleanup- Cactus Park May 15 ILACSD & Lakeside’s River Park Conservancy: San Diego River Days Cleanup- Cactus Park 3:00 pm - 5:00 pm
Sunset Gardening at the San Diego River Mouth May 15 Sunset Gardening at the San Diego River Mouth 5:00 pm - 7:00 pm Free
Sycamore Canyon/Goodan Ranch Ranger-led Interpretive Hike May 16 Sycamore Canyon/Goodan Ranch Ranger-led Interpretive Hike 8:00 am - 11:00 am Free
San Diego River Days 2026 Plein Air Paint Out May 16 San Diego River Days 2026 Plein Air Paint Out 8:30 am - 12:30 pm
River Days Mission Valley Garden Club May 16 River Days Mission Valley Garden Club 9:00 am - 11:00 am Free
River Days – Hike With a Purpose: BioBlitz at Mildred Falls May 16 River Days – Hike With a Purpose: BioBlitz at Mildred Falls 9:00 am - 12:00 pm Free
Imperial Beach Cleanup – River Days with Surfrider San Diego & San Diego Coastkeeper May 16 Imperial Beach Cleanup – River Days with Surfrider San Diego & San Diego Coastkeeper 10:00 am - 12:00 pm
Kayak Clean-Up: River Days Clean-Up in Mission Valley May 16 Kayak Clean-Up: River Days Clean-Up in Mission Valley 10:00 am - 12:00 pm
Santee Historical Society Craft Bazaar and Butterfly Garden at the Historic Santee Barn May 16 Santee Historical Society Craft Bazaar and Butterfly Garden at the Historic Santee Barn 10:00 am - 2:00 pm Free
Petals & Paint: Grant Park Flower Fence Mural Gathering May 16 Petals & Paint: Grant Park Flower Fence Mural Gathering 11:30 am - 1:30 pm Free
River Days and Nature Nights: Build a Big Brown Bat Buddy May 16 River Days and Nature Nights: Build a Big Brown Bat Buddy 3:00 pm - 5:30 pm
Art Reception for San Diego River Artists Alliance May 16 Art Reception for San Diego River Artists Alliance 5:00 pm - 7:00 pm Free
River Days and Nature Nights: Bat and Moth Event May 16 River Days and Nature Nights: Bat and Moth Event 7:00 pm - 9:00 pm
San Diego River Mouth Habitat Restoration May 17 San Diego River Mouth Habitat Restoration 9:00 am - 11:00 am Free
River Days Bird Drawing Workshop with Art FORM May 17 River Days Bird Drawing Workshop with Art FORM 11:00 am - 12:00 pm Free
River Days Pollinator Safari & Bee-o-Blitz May 17 River Days Pollinator Safari & Bee-o-Blitz 1:30 pm - 4:00 pm Free
