“It was a lot of rain, consistent heavy rain for an extended period of time that was longer than what we are normally faced with. In the past, labeling a storm as atmospheric rain meant a 12-hour period. The last one was 36 hours of hard consistent rain.” Daniel Whitlock, Acting Operations and Maintenance Manager at the Collections System Division for the Wastewater Enterprise at the SFPUC, explains that the October 24 storm was different. “Many people experienced what an atmospheric river looks and feels like for the very first time. With climate change, heavy storms, such as these

As our rainy season begins here in San Francisco, you may wonder where does it all go? The Bruce Flynn Pump Station, located across from the Southeast Treatment Plant (SEP) at Evans Avenue and Rankin Street, is a critical component to the City’s combined sewer system. Historically, the pump station has operated during wet weather – helping to pump the increased wastewater flows that swell from the added rain that falls on San Francisco. As part of the new Headworks Facility Project, the Bruce Flynn Pump Station has been upgraded to operate year-round to ensure our system continues to protect