| Texas Administrative Code |
| TITLE 30 | ENVIRONMENTAL QUALITY |
| PART 1 | TEXAS COMMISSION ON ENVIRONMENTAL QUALITY |
| CHAPTER 331 | UNDERGROUND INJECTION CONTROL |
| SUBCHAPTER G | CONSIDERATION PRIOR TO PERMIT ISSUANCE |
Rules
| §331.121 | Class I Wells |
| §331.122 | Class III Wells |
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