PHOENIX – Bob Upham, with the City of Phoenix’s Water Services Department, discusses the Tres Rios Environmental Restoration Project with Col. Kim Colloton, District commander for the U.S. Army Corps of Engineers Los Angeles District, during her Sept. 12 visit to the Phoenix area. Among its other significant aspects, the project created more than 500 acres of wetlands using treated effluent from the 91st Ave. Wastewater Treatment Facility in Phoenix’s West Valley.

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Photo by: Daniel J. Calderon |  VIRIN: 130912-A-TV651-095.JPG