Tentative Orders

A draft NPDES permit is being considered for the Raymond A. Boege Alvarado Wastewater Treatment Plant owned and operated by Union Sanitary District. Most of the time, the plant discharges treated wastewater to Lower San Francisco Bay, which are covered under a separate permit. This draft permit would regulate intermittent discharges of treated wastewater to Old Alameda Creek through a shallow water outfall during extreme wet weather wet weather, which could occur up to 12 times per year. The San Francisco Bay Water Board will consider this item at its March 11, 2026, meeting. Written comments or objections to this action must be submitted no later than February 19, 2026, by 5:00 p.m.

A draft NPDES permit is being considered for the East Bay Municipal Utility District's (EBMUD's) main wastewater treatment plant. The draft permit would regulate the discharge of treated wastewater to Central San Francisco Bay. The San Francisco Water Board will consider this item at its February 11, 2026, meeting. The public comment period is closed.

A draft NPDES permit is being considered for the Novato Sanitary District Wastewater Treatment Plant. The draft permit would regulate the discharge of up to 7.0 million gallons per day of treated wastewater to San Pablo Bay through a multiport diffuser. The San Francisco Bay Water Board will consider this item at its February 11, 2026, meeting. The public comment is closed.

A Tentative Order prescribing waste discharge requirements (WDRs) is being considered for the Martinez Renewable Fuels Facility (Facility) at 150 Solano Way, Martinez, Contra Costa County. The Water Board also intends to adopt an Initial Study and Mitigated Negative Declaration (ISMND) for closure of waste management units and restoration of wetlands at the Facility. The San Francisco Bay Water Board will consider the Tentative Order and ISMND at its February 11, 2026, meeting. The public comment period is closed.

A Tentative Order (TO) issuing Water Quality Certification and Waste Discharge Requirements (Order) to the California Department of Transportation’s State Route 37/121 (SR 37/121) Intersection and Tolay Creek Bridge Replacement Project will be considered by the San Francisco Bay Regional Water Quality Control Board at its February 11, 2026, meeting. The draft Order would authorize the placement of fill in waters of the state for the construction of the SR 37/121 intersection and replacement of the Tolay Creek Bridge in Sonoma County by the California Department of Transportation. The public comment period is closed.

A revised Tentative Order for cleanup and abatement is being considered for discharges of tetrachloroethene (PCE) at 2700 Willow Pass Road, Concord, Contra Costa County. The Tentative Order would require the dischargers to complete the investigation and remediation of the site. If no significant comments are received, we plan to administratively issue the Order. The public comment period is closed.

An NPDES Permit is being considered for Lehigh Southwest Cement Company, Permanente Plant, Cupertino, Santa Clara County. The permit would regulate the Plant’s discharge of treated wastewater and industrial stormwater to Permanente Creek. The San Francisco Bay Water Board will consider this item at its December 10, 2025, meeting. The public comment period is closed.