CA0107409: City of San Diego E.W. Blom Point Loma Wastewater Treatment Plant, San Diego, CA

Consolidated EPA and California NPDES Permit Documents

Discharger: City of San Diego
Name of Facility: E.W. Blom Point Loma Wastewater Treatment Plant
Facility Address: 1902 Gatchell Road San Diego, CA 92106 San Diego County
This Permit was issued by EPA on: March 26, 2026
This Order was adopted by the San Diego Water Board on: March 11, 2026
This Permit shall become effective on: May 1, 2026
This Permit shall expire on: April 30, 2031

• NPDES Permit No. CA0107409 | Order No. R9-2026-0002: City of San Diego E.W. Blom Point Loma WWTP (pdf) (2.9 MB, March 2026)
  Consolidated National Pollutant Discharge Elimination System (NPDES) Permit and Waste Discharge Requirements for the City of San Diego E.W. Blom Point Loma Wastewater Treatment Plant (WWTP) Discharge to the Pacific Ocean through the Point Loma Ocean Outfall. Order No. R9-2026-0002, NPDES No. CA0107409.
• 301(h)/(j)(5) Waiver Final Decision Document: City of San Diego E.W. Blom Point Loma WWTP (pdf) (2.36 MB, February 10, 2026)
  EPA Final Decision Document granting request of San Diego E.W. Blom Point Loma Metropolitan Wastewater Treatment Plant and Ocean Outfall for renewal of a NPDES Permit No. CA0107409 modified under sections 301(h) and 301(j)(5) of the Clean Water Act.
• Response to Draft Permit Comments Report: City of San Diego E.W. Blom Point Loma WWTP (pdf) (852.11 KB, February 11, 2026)
  EPA and the San Diego Water Board’s response to written comments on the Tentative Order and the public notice draft NPDES permit for the City of San Diego E.W. Blom Point Loma Wastewater Treatment Plant.
• Response to TDD Comments: City of San Diego E.W. Blom Point Loma WWTP (pdf) (205.17 KB, March 2026)
  EPA’s response to written comments on the Tentative Decision Document (TDD) for the City of San Diego E.W. Blom Point Loma Wastewater Treatment Plant.