cityofportarthur-cityofportarthurmainwwtp-wq0010364001-pls-eng.docx pls-eng https://www.tceq.texas.gov/downloads/permitting/wastewater/title-iv/tpdes/cityofportarthur-cityofportarthurmainwwtp-wq0010364001-pls-eng.docx/view https://www.tceq.texas.gov/@@site-logo/TCEQ-logo-header.png cityofportarthur-cityofportarthurmainwwtp-wq0010364001-pls-eng.docx pls-eng cityofportarthur-cityofportarthurmainwwtp-wq0010364001-pls-eng.docx — 27.7 KB