RG-211: Appendix A Example CT Study Approval Letter https://www.tceq.texas.gov/downloads/drinking-water/operating-reports/rg-211-appendix-a.pdf/view https://www.tceq.texas.gov/@@site-logo/TCEQ-logo-header.png RG-211: Appendix A Example CT Study Approval Letter rg-211-appendixA.pdf — 2.9 MB
