Effluent from sewage treatment plants is just one way that cities contribute phosphorus to waterways ... with the Clean Water Act have therefore focused on eliminating combined sewer overflows (CSOs).

Due in part to the design of their combined sewer systems and in ... in a reduction in the number of overflow events and annual overflow discharge, the duration of flooding increased with each ...

Stoff lives downstream from two combined sewer overflows ... is designed to overflow through specific pipes known as outfalls into rivers, streams or other waterways. No one builds CSOs anymore ...

A combination of stormwater and untreated sewage overflows from the MSD ... They really challenged us to find another way." MSD opted to separate the combined sewer system in that area by building ...

“The way it affects the everyday persons ... But then we had this mandate to get, we had about 12 or 14 combined sewer overflows, and now we’re down to just one that is actually permitted ...

Instead, the Buffalo Sewer Authority relies on what it calls a “modeled year” in estimating combined sewer overflows for the ... It’s just not packaged in a way that’s shareable to the ...

It may come as a surprise to many that the rainier-than-average spring, and one of the city's rainiest on record, hasn't led to more combined sewer overflows. There are a lot of variables that ...

Due in part to the design of their combined sewer ... of overflow events and annual overflow discharge, the duration of flooding increased with each compounding factor. Testing a Theory One ...