Discover Upper Newport Bay Kayak Tour
2026-05-09 10:00 - 12:00, 2026-05-16 10:00 - 12:00, 2026-05-23 10:00 - 12:00, 2026-05-30 10:00 - 12:00 (America/Los_Angeles) | Newport Aquatic Center (1 Whitecliffs Dr, Newport Beach, CA 92660)
Join a public group to kayak through the Upper Newport Bay Ecological Reserve and learn about what makes this place unique! Tours are guided by certified volunteer naturalists. As you gently paddle along, you will have the opportunity to see wetland wildlife while your naturalist guide stops occasionally to talk about the ecology/natural history of the Bay. Only 20 spots available so select your preferred date and sign up online to secure your spot!

Beach Cleanup + Surf - Newport Pier
2026-05-10 08:00 - 10:00 | 1 Newport Pier, Newport Beach, CA 92663
Protect our waterways while you support your local community. Join Surfrider at the Newport’s Pier to learn about their beach cleanup and rid trash from our shores. Sign up online for the exact address.

Electronic Waste Recycling Event
2026-05-10 09:00 - 15:00 | Placentia Civic Center, 160 Yorba Linda Blvd., Placentia, CA, 92870, United States
Support local schools and reduce pollution by attending the Placentia Chamber of Commerce E-Waste recycling event. Items accepted include computer monitors, TVs, printers, laptops, VCR/DVD players, anything with a screen and/or cord! For more information, call (714)528-1873

Bolsa Chica Ecological Reserve Free Public Tour
2026-05-10 10:00 - 12:00, 2026-05-17 10:00 - 12:00 | Bolsa Chica Ecological Reserve- South Parking Lot (18000 CA-1, Huntington Beach, CA 92648)
Strengthen your knowledge and appreciation of natural resources near you. Join a Bolsa Chica Land Trust docent on the second and third Sunday of each month for a free guided walking tour of the Bolsa Chica wetlands and mesa. Look for the white canopy and tables at the back of the lot by the footbridge and learn about the history of Bolsa Chica, its wildlife, and plant life.

Jr. Ranger Adventure: Aliso & Wood Canyons Wilderness Park
2026-05-15 15:00 - 16:30 | Nix Nature Center, Laguna Coast Wilderness Park (18751 Laguna Canyon Road, Laguna Beach 92651)
Earn a Laguna Coast Wilderness Park Jr. Ranger Badge by completing this Jr. Ranger adventure! The OC Parks Jr. Ranger Program encourages park guests to make observations, learn about nature, and feel empowered to be stewards of Orange County’s natural resources. Advance registration online is required.

Doheny State Beach Community Beach Cleanups
2026-05-16 08:00 - 11:00 | Doheny State Beach (Meet at the picnic tables closet to Doheny Lifeguard Headquarters), 25300 Dana Point Harbor Drive, Dana Point, CA, 92629, United States
Keep the beach clean while enjoying an incredible view at the Doheny State Beach Foundation Community Beach Cleanup. Invite your friends, family, and neighbors to increase your impact. If you can, bring your own recycled bag, buckets, gloves, or other supplies to make this event as zero waste as possible. No advanced registration is required.

La Habra Household Hazardous Waste & Shred Event - Residential
2026-05-16 08:00 - 12:00 | La Habra, 521 W. Mountain View Avenue, La Habra, CA, 90631, United States
The City of La Habra in partnership with CR&R will host a Hazardous Waste and Universal Waste collection event for La Habra residents. Appointments are required. To schedule a drop off appointment time, please call CR&R Customer service at 562.694.3730 or 866.742.8850.

Paint, Universal Waste & E-Waste Drop-Off Event
2026-05-16 08:00 - 12:00 | City Parking Lot #16, 1900 Laguna Canyon Road, Laguna Beach, CA, 92651, United States
Laguna Beach Residents are invited to participate in this annual free drop-off event to dispose of unwanted paint, batteries, CFL bulbs, E-waste, and more! Check the flyer and/or website link for more information.

Santa Ana River Cleanup
2026-05-16 09:00 - 11:00 | Huntington Beach, CA 92646 (sign up to see exact location)
Rid trash from the tall grass and weeds at this month’s Santa Ana River Cleanup. The Santa Ana River has many tributaries that feed into it before it meets the ocean, you can do your part to prevent pollution on a local level. Must wear closed toed shoes and pants. Sign up online for the exact address.

Community Cleanup Day
2026-05-16 09:00 - 11:00 | Garden Grove Park, 9301 Westminster Ave, Garden Grove, CA, 92840, United States
The Garden Grove Sanitary District, Republic Services, and the City of Garden Grove hosts the Community Cleanup Day program to offer residents the opportunity to dispose of bulky items for free. Residents may bring unwanted and unused items, such as non-refrigerant appliances, furniture, mattresses, and carpets. Electronic waste, including printers and computers are also accepted. This will be a self-service event in which residents will be unloading their own items on a first-come, first-served basis until bins are full. Dates and locations are subject to change. Check the City’s website and social media regularly.

Third Saturday Fairview Park Restoration Day
2026-05-16 09:00 - 11:30 | Fairview Park (2525 Placentia Avenue, Costa Mesa, CA 92626)
Coastal Corridor Alliance and the City of Costa Mesa invite the community for native gardening at Fairview Park. Every third Saturday volunteers contribute to restoration efforts such as removing invasive plants, collect, plant, and maintain native plants, remove debris and more. Register on Eventbrite and sign the online liability waiver to participate.

Beach Clean-up at Seal Beach
2026-05-16 09:00 - 11:45 | 15 1st St, Seal Beach, CA 90740
Join Save Our Beach for a beach cleanup in Seal Beach from 9:00 AM to 11:45 AM at 15 1st Street. This free monthly event helps keep our coast clean, but please bring your ticket as proof of registration.

Bolsa Chica Stewards Habitat Restoration Volunteering
2026-05-16 09:00 - 12:00 | Bolsa Chica Ecological Reserve- North Parking Lot (3842 Warner Ave, Huntington Beach, CA 92649)
The Bolsa Chica Stewards invite the public to join them on the first Sunday and third Saturday of each month for their habitat restoration efforts. Help them care for the new plants, remove non-native plants, pick up trash, and other maintenance tasks to prevent pollution of local waterways. Pre-registration and event sign up is required.

Wetland Restoration at Huntington Beach Wetlands Conservancy
2026-05-16 09:00 - 12:00 | Huntington Beach Wetlands Conservancy (21900 Pacific Coast Hwy, Huntington Beach, CA 92646)
Join OC Habitats every third Saturday of the month at the Huntington Beach Wetlands Conservancy to support wetland restoration! Get your hands dirty removing invasive species, planting natives, or picking up trash — all while learning about wetland ecosystems and native plants. For more information and to sign up online, visit the Eventbrite link.

Beach Cleanup - Treasure Island
2026-05-16 10:00 - 11:00 | Treasure Island, Wesley Dr, Laguna Beach, CA, 92651, United States
Join Laguna Beach Chamber of Commerce and Laguna Ocean Foundation for a day of sun, sand, and sustainability at the Beach Clean up! Volunteers make a positive impact by grabbing a bucket and keep Treasure Island free of trash. Bring a signed waiver, reusable gloves and a trash picker if you have them.

Water Festival
2026-05-16 10:00 - 13:00 | SMWD Headquarters, 26111 Antonio Pkwy, Rancho Santa Margarita, CA, 92688, United States
Bring the whole family for a fun day learning about water and getting to know your water provider. Enjoy food and children’s activities, sign up for an Infrastructure Tour, explore the WaterWorks Garden, and more! Advanced registration is required for specific tours. Check website for more info.

Landscape Transformation: Keep, Remove, or Replace Grass
2026-05-21 18:00 - 19:00 | Virtual
In this class learn how to remove your lawn and make the right moves for creating a gorgeous, watershed wise landscape including removing Turf without the use of chemicals to replace it with climate-appropriate plants, simple lawn care strategies to improve resilience, and more! The class is free, but advance registration is required.

Fourth Saturday Beach & River Mouth Cleanup
2026-05-23 09:00 - 11:30 | 7004 Seashore Dr, Newport Beach, CA 92663
Join the mission to protect our underwater pals, keep the wildlife safe, and stop trash in its tracks before it hits the waves with Coastal Corridor Alliance. Every fourth Saturday meet at Newport Lifeguard Tower 74 to pick up trash and help keep our waterways and community clean. Register on Eventbrite and sign the online liability waiver to participate.

Keep it Wild - Laguna Coast
2026-05-30 15:00 - 17:00 | Nix Nature Center, Laguna Coast Wilderness Park (18751 Laguna Canyon Road, Laguna Beach 92651)
Learn and work together towards habitat restoration stewardship in Laguna Coast Wilderness Park. Native plants are nature’s filtration system to slow stormwater pollution. As a volunteer, you will collect seeds, remove non-native plants, plant native ones. Gloves and tools will be provided. Participants should bring water, closed-toe shoes, layered clothing and sun protection. Advance registration required.

Beach Cleanup - Bolsa Chica State Beach
2026-05-31 08:00 - 12:00 | 17851 E Pacific Coast Hwy, Huntington Beach, CA 92649
Looking for a fun beach day activity while protecting our waterways? Join the Surfrider Foundation of North Orange County’s beach clean up at Bolsa Chica State Beach! This event is free and suitable for watershed warriors of all ages.

Last Sunday of the Month Trash Cleanup
2026-05-31 09:00 - 10:30 | Bolsa Chica Ecological Reserve – South Parking Lot (18000 Pacific Coast Highway, Huntington Beach, CA 92648)
Help keep the waters of the Bolsa Chica Ecological Reserve healthy! On the last Sundays of the month, help clean up trash from the area around the south parking lot and footbridge. Tools, gloves and buckets will be provided. Click the link to register online.

Bolsa Chica Reserve Watch
2026-06-01 07:00 - 17:00 | Bolsa Chica Ecological Reserve- South Parking Lot (18000 CA-1, Huntington Beach, CA 92648)
Become a volunteer with the Reserve Watch program. Volunteers work to create awareness through education and outreach to encourage environmentally conscious behavior, monitor critical species for future management and facilitate their rescue when needed. Click the link for more information and to get involved!

Sow & Grow: Volunteer at the Native Plant Nursery
2026-06-05 09:00 - 12:00 | Back Bay Science Center (600 Shellmaker Road, Newport Beach, CA 92660)
Help Grow Native Plants for Restoration at the Back Bay Science Center. Volunteers assist in seasonal nursery activities such as seed collection and sowing, processing cuttings, composting, and more, no experience needed! Advanced registration is required.

Kelpfest 2026 - Tidepool Tour
2026-06-06 07:45 - 09:15 | Broadway St and Pacific Coast Highway, Laguna Beach, Ca 92651 (Main Beach Lifeguard Tower)
Join the Laguna Ocean Foundation along the Cobblestones of Main Beach! This year’s Kelp Fest features live music and many hands-on activities offered by amazing exhibitors. There’s sure to be something for everyone! So come on down for a fun day filled with opportunities to learn, explore, and give back to the community.

Beach Cleanup - San Clemente Pier
2026-06-06 08:00 - 10:00 | 622 Avenida Del Mar, San Clemente, CA 92672
Help prevent litter from harming local water resources at San Clemente Pier with Surfrider. Bring your reusable water bottle, sunscreen, and work/garden gloves. Participants will have everything provided to do a beach clean and data collection. Advanced sign up is required. Sign up online for the exact address.

Native Plant Restoration at Irby Park
2026-06-06 08:00 - 10:00 | Irby Park (6770 Ruth Dr. Huntington Beach, CA 92647)
Join Surfrider at Irby Park to help restore the native landscape! Activities include removing invasive weeds, planting native vegetation, and working on other important projects. This is a free event and advanced registration is required. Sign up online for the exact address.
