King County Wastewater Treatment continues working on ways to reduce combined-sewer overflows (CSO) into local waterways. One of its next projects is a million-gallon storage tank in southeast West ...

Des Moines finished a project started in the 2000s to get rid of its sewer infrastructure that was at risk of releasing untreated wastewater into the river.

coli levels in the soil at Burnet Woods Park after "a combined sewer overflow event" (CSO ... dozens of underground stormwater detention tanks on campus. In 2021, MSD added advanced real-time ...

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 ...

It’s covered in a thick layer of contaminated sediment, the product of more than 150 years of industrial pollution and combined sewer overflow. The toxic sludge ... Gowanus Canal water and sediment in ...

Send legal ads and public notices at least six business days ahead of the intended publication date to ...

SHAKER HEIGHTS, Ohio -- City Council has approved two design contracts totaling ... sanitary connections to the neighborhood’s combined sewer overflow (CSO) system. The sewer district notified ...

But during storms, the pipes can't handle the volume, triggering Combined Sewer Overflows (CSOs ... considered part of the system's overall design, acting like planned pressure valves to protect ...

The spills ran for a combined total of ... from the Salcombe Regis storm overflow. It also says that several “significant unauthorised connections to the sewer network are contributing high ...

The program aims to eliminate all typical-year sanitary sewer overflows (SSOs) and capture at least 85% of typical-year combined system ... and multiple equalization tanks that mitigated millions ...

The tunnel significantly reduced the frequency of spills from two combined sewer overflows (CSOs) during storm events. Instead of constructing detention tanks, the project used a tunnel boring machine ...

The years-long projects to fix Des Moines’ sewer system are almost done. The Ingersoll Run Project is wrapping up its final ...