Missouri Revised Statutes Title XVI. Conservation, Resources and Development § 260.905. Hazardous waste management commission to promulgate rules for dry-cleaning facility environmental remediation

(a) The benefit to be derived from corrective action compared to the cost of conducting such corrective action;

(b) The degree to which human health and the environment are actually affected by exposure to contamination;

(c) The present and future use of an affected aquifer or surface water;

(d) The effect that interim or immediate remedial measures will have on future costs; and

(e) Such additional factors as the commission considers relevant;

(a) Individual site characteristics including natural remediation processes;

(b) Applicable state water quality standards;

(c) Whether deviation from state water quality standards or from established criteria is appropriate, based on the degree to which the desired remediation level is achievable and may be reasonably and cost effectively implemented, subject to the limitation that where a state water quality standard is applicable, a deviation may not result in the application of standards more stringent than that standard; and

(d) Such additional factors as the commission considers relevant.