Delta Diablo, Delta Diablo Wastewater Treatment Plant and Sanitary Sewer System - NPDES Permit Reissuance
Summary
SCH Number
2026020563
Public Agency
California Regional Water Quality Control Board, San Francisco Bay Region 2
(RWQCB)
Document Title
Delta Diablo, Delta Diablo Wastewater Treatment Plant and Sanitary Sewer System - NPDES Permit Reissuance
Document Type
NOE - Notice of Exemption
Received
Posted
2/13/2026
Document Description
NPDES permit reissuance (Regional Water Board Order R2-2026-0004) establishes terms and conditions that Delta Diablo must comply with to discharge secondary-treated wastewater to New York Slough.
Contact Information
Name
Kerry O'Connor
Agency Name
San Francisco Bay Regional Water Quality Control Board
Job Title
Water Resource Control Engineer
Contact Types
Lead/Public Agency
Phone
Location
Coordinates
Cities
Antioch
Counties
Contra Costa
Regions
San Francisco Bay Area
Cross Streets
2500 Pittsburg-Antioch Highway
Zip
94509
Notice of Exemption
Exempt Status
Statutory Exemption
Type, Section or Code
Section 13389 of the California Water Code
Reasons for Exemption
The project is the adoption of an NPDES permit.
County Clerk
Contra Costa
Attachments
Notice of Exemption
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