Beach Cleanup - San Clemente Pier
2025-10-04 08:00 - 10:00 (America/Los_Angeles) | 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.

Santa Ana river
2025-10-04 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.

Native Plant Restoration at Irby Park
2025-10-04 09:00 - 11:00 | Irby Park (6770 Ruth Dr. Huntington Beach, CA), Huntington Beach
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.

Monarch Nature Trail - Huntington Beach
2025-10-04 09:00 - 11:00 | 14341 Spa Drive Huntington Beach, CA
Volunteering at the Monarch Nature Trail is a terrific way to learn about Orange County’s butterfly population as well as the native plants they depend on for survival. We have volunteer tasks for all ages including watering, seed collection, planting, mulching, weeding, and more. Be sure to wear closed-toe shoes, hat, and sunscreen, and bring drinking water. No registration required.

Dual Water Certification Program
2025-10-07 09:00 - 16:00 | Register for the location
The California Landscape Contractors Association and Metropolitan Water District of Southern California now offer a one-of-a-kind certification and educational opportunity for landscape professionals in Southern California. These workshops will offer CEUs for your current certifications and provide you with a participation certificate. The Dual Water Certification classes are free and available only to those within the Metropolitan Water District’s service area.

Composting
2025-10-08 09:00 - 10:00 | Huntington Beach Senior Center at Central Park 18041 Golden West. St. Huntington Beach. CA
Nature, as it recycles by decompisition, provides us with garden gold! UC Master Gardeners of Orange County will teach you why it’s important to recycle organic waste, about the right balance of greens, browns, air, and water, and how soon you can expect your first batch. Using compost can reduce water usage and protect our waterways too. No registration required.

E-Waste Disposal & Document Shredding
2025-10-11 08:00 - 12:00 | 29977 Avenida De Las Banderas, 29977 Avenida De Las Banderas, Rancho Santa Margarita, California
Take this opportunity to dispose of electronic waste and prevent identity theft safely at this City of Rancho Santa Margarita and CR&R Environmental Services event. For more information, call Public Works at (949) 635-1800 x650 or email ahowhannesian@cityofrsm.org.

Drip Irrigation Fundamentals
2025-10-16 18:00 - 19:30 | Virtual
In this webinar you will learn about soil moisture balance, key components of a properly installed drip system, typical problems with drip irrig ation, and how to avoid them, and developing a successful maintenance practice. This class is free, but advanced registration is required.

Native Plant Restoration at River's End Park in Seal Beach
2025-10-18 09:00 - 11:00 | River’s End Park Seal Beach, CA ( 15 1st St, Seal Beach, CA 90740), Seal Beach
At this free event, you will get the opportunity to remove invasive weeds while enjoying the beauty of River’s End Park! Gloves and limited tools will be supplied. Please bring your own if you have them! Sign up for the exact address.

Surf + Beach Cleanup - Newport Beach Pier's Farmer's Market
2025-10-19 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 Pier’s farmer’s market to learn about their beach cleanup and rid trash from our shores. Sign up online for the exact address.

Yoga, Beach Cleanup, and Lunch & Learn (Trashure Hunt- Coastal Cleanup Day)
2025-10-19 08:00 - 11:00 | 34451 Ensenada Pl, Dana Point, CA 92629
Join Stand Up to Trash in Dana Point for a day filled with free yoga, a beach cleanup, and a free lunch and learn session at Ocean Institute. Stand Up to Trash encourages participants to bring reusable supplies such as bags, gloves, and water bottles to reduce additional waste. This event is open to all ages advanced registration is required.

Weed & Pest Management
2025-10-21 18:00 - 19:00 | Virtual
Manage weeds and pests while protecting OC’s creeks, rivers, and ocean. Attend this webinar to learn about using an integrated pest management program, preventing pest problems, managing weeds and regrowth without chemicals, and non-toxic solutions for pest control. This class is free, but registration is required.

Beach Cleanup -San Gabriel River Jetty
2025-10-26 08:00 - 12:00 | 15 1st St, Seal Beach, CA 90740
Search the beach, shoreline, and parking lot for litter at Surfrider’s San Gabriel River Jetty cleanup. Help clean the shores and collect data to use for making environmental action decisions. Sign up online for the exact address.

Rebate Help Day at The Home Depot
2025-11-01 08:00 - 12:00 | The Home Depot: 2001 Lake Forest Drive, Lake Forest
IRWD’s Shed Show Road Show is coming to your neighborhood! Chat with landscape expert Juan Garcia about water-wise yard tips and get help applying for a Smart Sprinkler Controller Rebate up to $255 for qualifying residential customers.

Zero Trash Initiative
2025-11-01 09:45 - 12:00 | 30632 Santa Margarita Parkway Rancho Santa Margarita, CA 92688

Pumpkins with Purpose
2025-11-01 10:00 - 14:00 | Discovery Cube: 2525 N. Main Street, Santa Ana, CA 92705
Join Discovery Cube OC on Saturday, November 1, from 10 a.m. to 2 p.m. for the Pumpkins with Purpose event. Drop off your Halloween pumpkin for composting and receive a free child admission coupon with the purchase of an adult ticket. Waste and reycling assistance will be there for any questions and recieve a treat for helping your pumpkin gain a new life!

Weeds, Wildlands, & Wildfires
2025-11-05 11:00 - 12:00 | Virtual
Learn how invasive plants impact California’s landscapes and waterways, and what’s being done to manage them. Join invasive species expert Chris McDonald for a free webinar on the first Wednesday of the month, 11 AM–noon, as part of UC IPM’s Invasive Species Mini-Series. Registration is required with recordings available on YouTube.

Break It Up! – Permeable Everywhere – California American Water
2025-11-06 18:00 - 19:00 | Virtual
Join California American Water for a free 60-minute live Zoom webinar, “Break It Up! – Permeable Everywhere,” on Thursday, November 6, 2025. Learn how to create permeable hardscape in your garden, including path design, concrete alternatives, and tips for capturing rainwater.

Community Cleanup Day
2025-11-08 09:00 - 11:00 | Garden Grove Municipal Service Center: 13802 Newhope Street
Garden Grove Sanitary District and Republic Services invite residents to Community Cleanup Day. This is a free, self-service event for disposing of bulky items like furniture, mattresses, and e-waste. No hazardous waste, appliances with refrigerants, or tires accepted. For more details on what is and is not accepted please visit ggcity.org/cleanup-days

OC Waste & Recycling’s Compost Giveaway
2025-11-15 07:30 - 12:00 | Bee Canyon Greenery: 11002 Bee Canyon Access Rd., Irvine Valencia Greenery: 1942 N. Valencia Ave., Brea Capistrano Greenery: 32250 Avenida La Pata, San Juan Capistrano
Celebrate America Recycles® Day with OC Waste & Recycling (OCWR) and receive high-quality compost made from residential green waste.
This compost is certified by the U.S. Composting Council’s Seal of Testing Assurance (STA). By using compost, you help protect our waterways, conserve landfill space, and enrich your home garden.

Fall HHW Waste Collection Event
2025-11-15 08:00 - 16:00 | Main Street Water Facility: 235. E Main St. Tustin, CA 92780
Tustin residents are invited to CR&R’s Fall Household Hazardous Waste (HHW) Collection Event on Saturday, November 15, 2025, from 8 AM to 4 PM at the Main Street Water Facility. Help keep this hazardous waste away from our water bodies! Residents can safely dispose of items like paint, cleaners, batteries, electronics, motor oil, and more.

Quarterly Bulky Item Drop-Off Day – Memorial Park
2025-11-15 09:00 - 12:00 | 2102 S Flower Street, Santa Ana, CA 92707
The City of Santa Ana Public Works Agency, in partnership with Republic Services, invites residents to a free bulky item drop-off event.
Dispose of items like furniture, mattresses, and carpets. No appointment needed, but proof of residency is required. Event ends at noon or when capacity is reached.

Beach Clean-up at Seal Beach
2025-11-15 09:00 - 12:00 | 15 1st St, Seal Beach, CA 90740
Join us for a beach cleanup in Seal Beach on Saturday, November 15, 2025, from 9:00 AM to 11:45 AM at 15 1st St.Hosted by Steve Masoner, this monthly event helps keep our coast clean. The event is free, but please bring your ticket as proof of registration.

Beach Clean-up at Aliso Beach
2025-11-15 10:00 - 11:00 | Aliso Beach: 2 Monterey St Laguna Beach, CA, 92651 United States
Join the Laguna Ocean Foundation, The Ritual Refill, and Laguna Beach Chamber for a beach clean-up at Aliso Beach. Supplies are limited so please bring your own gloves, grabbers, or buckets if you can!

Container Gardening with Native Plants
2025-11-15 10:00 - 11:30 | 1601 E. 16th Street, Newport Beach, California, 92663
Want to bring beauty and biodiversity to a patio, balcony, or small yard while protecting our waterways?
Join horticulturist Hugo Sopeña for a hands-on class on container gardening with OC Garden Friendly plants. Learn how to choose the right containers, soil, and species to support pollinators and create vibrant, low-maintenance habitat in small spaces. Tickets are $20 for non-members and $18 for members.

Fall Native Plant Sale at ENC
2025-11-15 10:00 - 15:00 | 1601 E. 16th Street, Newport Beach, California, 92663
Join the Enronmental Nature Center at this fall native plant sale! November is the ideal time to plant OC Garden Friendly plants. Cooler air, shorter days, and warm soil encourage deep root growth, essential for long-term health. With a little help from fall and winter rains, your plants will be ready to thrive with a burst of growth come spring.

Advanced Rainwater Harvesting: Cisterns and Graywater – WWT Pro
2025-11-20 09:00 - 11:00 | Virtual
Join Watershed Wise Training for a 2-hour live Zoom webinar on Advanced Rainwater Harvesting on Thursday, November 20, 2025.
Learn about cisterns, graywater systems, and how to capture and reuse water efficiently. Registration is $15 and includes access to the recording if you are unable to attend live.

Zero Trash Initiative
2025-11-21 09:45 - 2025-12-06 12:00 | 30632 Santa Margarita Parkway Rancho Santa Margarita, CA 92688
Join the RSM Cares Zero Trash Initiative, led by Brad McGirr, to help clean up our community and protect our waterways on the first Saturday of each month. Meet at 9:45 AM outside Cinépolis in RSM Town Center, and the cleanup runs from 10 AM to noon.
