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Where and what is Portland’s ‘Big Pipe’? (graphics and photos)

Water watchers know: Sometimes, you can’t swim in the Willamette River. That’s because when the wastewater system gets inundated with water, it overflows, sending raw sewage into the river that ...
KGW8

Rainwatch: Portland's 'Big Pipes' approached capacity during heavy rainfall

PORTLAND, Ore. — With heavy rain in the forecast, some Portlanders are keeping a close watch on the city's "Big Pipes," the massive sewage and stormwater systems running along both sides of the ...
Oregonian

Heavy rains trigger sewer overflow advisory as Portland’s Big Pipe hits capacity

Portland’s Big Pipe hit 100% capacity Thursday after heavy rains, triggering a combined sewer overflow advisory that remains in effect for the Willamette River. The overflow began about 4:20 p.m.
Willamette Week

2011: The Big Pipe

For decades, Portland lived with a dirty little secret. The eco-friendly city, so proud of its bike paths and recycling bins, was a seething vortex of water pollution. With every storm, the antique ...
KGW8

Portland's Big Pipe hit 100% capacity, causing sewer overflow to the Willamette River

PORTLAND, Ore. — Portland issued a combined sewer overflow (CSO) advisory for the Willamette River Tuesday as the city's Big Pipe system hit 100% capacity. Although the city's Big Pipes have led to a ...