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Water Pollution Prevention

The pollution prevention programs employ public education, outreach, and legislation strategies to reduce the amount of pollutants that can enter the sewer system at the source.

succulents with drip irrigation

The Pollution Prevention Calendar offers information on less-toxic gardening and pest-control methods.

storm drain grate
Only Rain Down the Drain

Many pollutants find their way into our storm drains which may lead to the Pacific Ocean and San Francisco bay.

home cooking oil disposal
Used Cooking Oil Disposal
Used cooking oil doesn’t belong down the drain, and there are options to properly dispose of it properly.

water efficient toilet in bathroom
To Flush or Not to Flush?

Poop, paper and pee are the only things that should be flushed in a toilet.

hand putting pills in pillbox
Expired Medications

Old pharmaceuticals should never be sent to the landfill or flushed down the toilet.



Here are other programs from some of our community partners.

SF Green Business

Helping your business go “green” and reducing harmful waste from entering our combined sewer system.

Contaminants of Emerging Concern

This report includes profiles of the CECs of greatest concern, summarizing information on their use, properties, recent findings from monitoring in the Bay and elsewhere.

Recycle Mercury

Eliminate the risk of pollution and choose mercury-free products. You can be fined up to $70K for not properly recycling your mercury thermostat. Learn how to recycle your thermostat and get a refund at

Last updated: 6/15/2020 9:22:03 AM