Tex. Water Code § 58.020
(a) At the hearing on the petition, any person whose land is included in or would be affected by the creation of the district may appear and contest the creation of the district and may offer testimony to show that the district:
Added by Acts 1977, 65th Leg., p. 1537, ch. 627, Sec. 1, eff. Aug. 29, 1977.