City of HallettsvilleTech Review-WQ0010013001https://www.tceq.texas.gov/downloads/permitting/wastewater/title-iv/tpdes/wqq0010013001-cityofhallettsville-cityofhallettsville-lavaca-tpdes-technicalpackage.pdf/viewhttps://www.tceq.texas.gov/@@site-logo/TCEQ-logo-header.png