https://www.tceq.texas.gov/downloads/permitting/wastewater/title-iv/tpdes/wq0010392006-cityofamarillo-osagewatertreatmentplant-randall-tpdes-technicalpackage.pdf/view
City of Amarillo - Texas Commission on Environmental Quality - www.tceq.texas.gov
Tech Review-WQ0010392006
city of amarilloenvironmental qualitytexascommission
https://www.tceq.texas.gov/downloads/permitting/wastewater/title-iv/tpdes/wq0004678000-cityofamarillo-cityofamarilloms4-potter-tpdes-adminpackage.pdf/view
City of Amarillo - Texas Commission on Environmental Quality - www.tceq.texas.gov
Admin Review-WQ0004678000
city of amarilloenvironmental qualitytexascommission