What is a sanitary sewer overflow? Sanitary sewer overflows, SSOs, are a release of untreated or partially treated waste from a city sewer. Sanitary sewer overflows are illegal. But when normal ...

When they occur, they must be reported to the Illinois Environmental Protection Agency. SSOs can be caused by blockages, line breaks, sewer defects, ... How are sanitary sewer overflows regulated?

Seattle and King County were penalized for sewer overflow violations, according to the Washington State Department of Ecology (DOE) and the U.S. Environmental Protection Agency (EPA). Seattle ...

So as part of its efforts to address combined sewer overflows (CSOs) and meet Clean Water Act requirements of its high-rate treatment system at the city’s waste water treatment facility, Lakewood is ...