Ellis Creek Water Recycling Facility and its sanitary sewer system – NPDES Permit Reissuance

The NPDES permit reissuance Regional Water Board Order R2-2026-0021 establishes Waste Discharge Requirements WDRs that City of Petaluma must comply with to discharge secondary treated wastewater to Petaluma River. The Facility collects and treats domestic, commercial, and industrial wastewater from its service area and has an average daily dry weather design flow of 6.7 million gallons per day. The NPDES permit authorizes discharge of treated wastewater to the Petaluma River from October 21 thro...