Due in part to the design of their combined sewer systems and in part ... the flow still overflows into the natural water bodies through features known as combined sewer overflows – or CSOs. While the ...

The city is one of only two in California and four on the West Coast still operating a combined sewer system—a century-old design where ... combined sewer overflows, or CSOs, can spill into ...

Mayor Joshua Garcia, interim DPW Director Mary Monahan and Assistant City Engineer Victoria Houle hosted a press conference ...

The Metropolitan Sewer District, Hamilton County Public Health, and Great Parks of Hamilton County are investigating a sewage ...

they’re saying that those typical years and those design conditions upon which the [combined sewer overflow] controls are based might need to be reconsidered,” said Hales. Nationwide ...

The environmental impact of combined sewer overflows is well known ... some CSOs are still considered part of the system's overall design, acting like planned pressure valves to protect from ...

Stantec has been contracted for planning, design, and project management ... city’s 45-year CSO program aimed at reducing combined sewer overflows. Since 1979, the city has eliminated 115 ...

A new study published in Knowledge and Management of Aquatic Ecosystems showcases how untreated wastewater released into the Chicago River during extreme rain events significantly altered the ...