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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
Cooking Oil Recycling

Recycle your used cooking oil at one of several convenient locations in San Francisco.

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.

lemons, white vinegar and baking soda
Less-Toxic Products

There are many products that have fewer chemicals, cause less impact on the environment, and are safer for you and your family.

bumble bee on a California poppy
Garden Workshops

We sponsor free gardening workshops to help residents create and maintain beautiful, less-toxic and water-efficient landscapes.

teachers discussion table
Classroom Presentations

Classroom presentations educate students about our sewer system, watershed, and the water cycle.

plumbing tools and blueprints
Proper Copper

Like other heavy metals that accumulate in San Francisco Bay, excessive copper has a negative environmental impact.

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.

Recycle Mercury

Eliminate the risk of pollution and accidental exposure, choose products without mercury and dispose of old products properly.

Sustainable Commuting

SF Environment provides programs for businesses and commuters that reduce time, cost and hassle on travel to and from work and school.

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.

Last updated: 10/2/2015 4:37:41 PM