Colorado Revised Statutes Title 25. Health § 25-16-305. Remediation alternatives

(a) The present or proposed uses of the site;

(b) The ability of the contaminants to move in a form and manner which would result in exposure to humans and the surrounding environment at levels which exceed applicable promulgated state standards or, in the absence of such standards, which represent an unacceptable risk to human health or the environment;

(c) The potential risks associated with proposed clean-up alternatives and the economic and technical feasibility and reliability of such alternatives.