Tex. Nat. Res. Code § 134.027
For surface coal mining and reclamation operations that remove or disturb strata that serve as aquifers that significantly ensure the hydrologic balance of water use on or off the mining site, the commission shall specify:
(1) monitoring sites to record:
Added by Acts 1995, 74th Leg., ch. 76, Sec. 12.02(a), eff. Sept. 1, 1995.