Illinois Administrative Code
Title 35 - ENVIRONMENTAL PROTECTION
Part 742 - TIERED APPROACH TO CORRECTIVE ACTION OBJECTIVES
Subpart I - TIER 3 EVALUATION
Section 742.920 - Impractical Remediation
Current through Register Vol. 48, No. 38, September 20, 2024
Any request for site-specific remediation objectives due to impracticality of remediation shall be submitted to the Agency for review and approval. Any request for site-specific remediation objectives due to impracticality of remediation that involves the indoor inhalation exposure route shall follow Section 742.935 in lieu of this Section. A submittal under this Section shall include the following information:
a) The reasons why the remediation is impractical;
b) The current extent and modeled migration of contamination;
c) Geology, including soil types and parameters;
d) The potential impact to groundwater;
e) Results and locations of sampling events;
f) Map of the area, including all utilities and structures; and
g) Present and post-remediation uses of the area of contamination, including human receptors at risk.