(a) Applicability.

1. (1) Within ninety (90) days of finding that any of the constituents listed in Appendix 2 or Appendix 3, as applicable, have been detected at a statistically significant level exceeding the ground water protection standards defined under 8 CAR § 60-1205(h) or 8 CAR § 60-1205(i), the owner or operator must initiate an assessment of corrective measures.
2. (2) Such an assessment must be completed within a reasonable period of time.

(c) Corrective measure assessment. The assessment shall include an analysis of the effectiveness of potential corrective measures in meeting all of the requirements and objectives of the remedy as described under 8 CAR § 60-1207, addressing at least the following:

1. (1) The performance, reliability, ease of implementation, and potential impacts of appropriate potential remedies, including safety impacts, cross-media impacts, and control of exposure to any residual contamination;
2. (2) The time required to begin and complete the remedy;
3. (3) The costs of remedy implementation; and
4. (4) The institutional requirements such as state or local permit requirements or other environmental or public health requirements that may substantially affect implementation of the remedy or remedies.