Heal the Bay
Based in Santa Monica, Heal the Bay hosts regular beach cleanups and works on a number of issues with the mission of keeping rivers and the ocean in Los Angeles clean and healthy. According to the website, upcoming events include an in-person volunteer orientation at the Heal the Bay Aquarium on Sept. 14 and a coastal cleanup day on Sept 23. (310) 451-1500, https://healthebay.org/
Los Angeles Waterkeeper
Los Angeles Waterkeeper relies on a mix of legal action, community work and volunteering to advocate for cleaner and safer water. You can sign up to volunteer at one of their upcoming events or join specific volunteer teams, such as the Community Water Watch group, which monitors toxic runoff water during rainstorms. (310) 394-6162, https://www.lawaterkeeper.org/
Read more at the Los Angeles Times.