Subpart GGGGG - Surface Impoundments - Navigation Flowchart Subpart GGGGG - Surface Impoundments - Navigation Flowchart https://www.tceq.texas.gov/downloads/permitting/air-rules/federal/40-cfr-63/f63ggggg-si.pdf/view https://www.tceq.texas.gov/@@site-logo/TCEQ-logo-header.png Subpart GGGGG - Surface Impoundments - Navigation Flowchart Subpart GGGGG - Surface Impoundments - Navigation Flowchart f63ggggg-si.pdf — 227.4 KB