A storm water compliance inspection was conducted by EPA inpectors on
April 25, 2007, at the Walnut Creek Wastewater Treatment Plant located at 7113 FM 969, Austin, Travis County, TX 78767. The Respondent discharged pollutants in and with its storm water to the receiving waters of the Colorado River below Town Lake in Segment 1428 of the Colorado River Basin, which are waters of the U.S.