CA0005241: Dry Creek Rancheria Wastewater Treatment Plant, Geyserville, CA

Discharger Name: Dry Creek Rancheria
Discharger Address: P.O. Box 607, Geyserville, CA 95441
Facility Name: Dry Creek Rancheria Wastewater Treatment Plant
Facility Address: 3250 Highway 128 East, Geyserville, CA 95441
This permit was issued on: July 17, 2026
This permit shall become effective on: October 1, 2026
This permit shall expire at midnight on: September 30, 2031

• NPDES Permit Fact Sheet: Dry Creek Rancheria Wastewater Treatment Plant (pdf) (629.78 KB, July 2026)
  EPA Fact Sheet for National Pollutant Discharge Elimination System (NPDES) Permit No. CA0005241 for the Dry Creek Rancheria Wastewater Treatment Plant, 3250 Highway 128 East, Geyserville, CA 95441.
• NPDES PERMIT NO. CA0005241: Dry Creek Rancheria Wastewater Treatment Plant (pdf) (1.5 MB, July 17, 2026)
  Authorization to Discharge Under National Pollutant Discharge Elimination System (NPDES) Permit No. CA0005241 for the Dry Creek Rancheria Wastewater Treatment Plant, 3250 Highway 128 East, Geyserville, CA 95441.