20014307_pro Rules, Texas Surface Water Quality Standards Proposal Preamble https://www.tceq.texas.gov/downloads/rules/current/20014307_pro.pdf/view https://www.tceq.texas.gov/@@site-logo/TCEQ-logo-header.png 20014307_pro Rules, Texas Surface Water Quality Standards Proposal Preamble 20014307_pro.pdf — 4.5 MB