Tag Archives: CSOs
The sustainable design of King County's Georgetown Wet Weather Treatment Station includes a green roof, rain gardens, and cisterns to filter and collect stormwater. (Photo courtesy of King County)

WIFIA-financed King County, Wash., stormwater treatment project to protect water quality in the Duwamish River

Construction is underway in the Georgetown neighborhood of Seattle, Wash., on a combined sewer overflow (CSO) wet weather treatment station that will treat up to 265 million L/d (70 mgd) of polluted stormwater runoff that currently can flow into the Duwamish River during severe rain events. The $262 million Georgetown Wet Weather Treatment Station — […]

Continue Reading

U.S. Government Accountability Office releases new report on stormwater management

On Oct. 30, the U.S. Government Accountability Office (GAO) publicly released a new report analyzing the use of green infrastructure by municipalities to meet the U.S. Environmental Protection Agency’s stormwater requirements. The report, EPA Pilot Project to Increase Use of Green Infrastructure Could Benefit from Documenting Collaborative Agreements, was prepared in September 2017, but not […]

Continue Reading