City of Walnut Creek
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Preventing Water Pollution
Indoors
Water from tubs, toilets and taps inside homes travels through pipes to a sanitary sewer pipe where it is treated at the sanitation facility and then discharged into the Bay. Learn how to properly dispose of the following items to prevent water pollution:- E-Waste & Battery Recycling
- Residential Food Scrap Recycling
- Household Hazardous Waste
- Pharmaceuticals
- Medical Sharps Disposal