Chicago River cleanup focus turns to sewage overflow, climate resiliency 05:31. ... or CSOs, at which point stormwater and wastewater are both carried in the same pipe.

The most up-to-date readings of the James River, shared by the James River Association, show high levels of E. Coli concentration from the 14th Street takeout steps to Rockett's Landing.

Heavy rains over the weekend caused a rare combined sewer overflow (CSO) into the Willamette River as the Big Pipe system ...

The available data for 2023 shows that 780 million gallons of sewage spilled into the river; in 2024, that figure jumped to almost 2.9 billion gallons in just six months.

Sewage and stormwater began spilling into the Willamette River around 2:30 on Sunday afternoon, when weekend rains overflowed Portland’s Big Pipe system. The sewage-stormwater mix drained into ...

A barge struck and punctured the pipe Oct. 22, spilling an estimated 150,000 gallons of raw sewage into the Kennebec River, according to Winslow Public Works director Paul Fongemie.