Tex. Natural Resources Code § 91.1131: RISK ASSESSMENT STANDARDS.

(a) The commission by rule may establish risk assessment as the guide for:

(1) conducting site investigations and environmental assessments; and

(2) controlling and cleaning up oil and gas wastes and other substances and materials.

(b) Rules adopted under this section must provide for:

(1) determining whether an actual or potential risk exists at a site;

(2) screening contaminants at the site to identify those that pose a risk;

(3) developing cleanup standards based on contamination levels that are protective of human health and the environment; and

(4) establishing a reporting mechanism for informing the commission regarding specific remediation activities.

Added by Acts 2001, 77th Leg., ch. 1233, Sec. 32, eff. Sept. 1, 2001.