How does Napa Sanitation District Prevent Water Pollution?
Controlling toxics at their source is the most effective way of keeping pollutants out of the local water environment. Since our treatment plant is not designed to remove chemicals and metals, the goal of our Pollution Prevention and Source Control Program is to monitor the wastewater discharged at various points of our collection (underground pipeline) system and ensure that businesses and industries are complying with discharge requirements. Our Source Control Program began in the mid 1970’s in response to the Clean Water Act and continues to improve strategies to reduce pollutants discharged to the sanitary sewer. Since there are over 25,000 households in Napa, enforcement is very difficult, if not impossible. NSD prefers to take a different approach, with Public Education and Outreach. NSD believes that the more people that understand the hazards of toxic discharges to the sewer, the less likely they are to pollute. NSD has developed educational programs for students, the general p
