Illinois Administrative Code
Title 35 - ENVIRONMENTAL PROTECTION
Part 740 - SITE REMEDIATION PROGRAM
Subpart D - SITE INVESTIGATIONS, DETERMINATION OF REMEDIATION OBJECTIVES, PREPARATION OF PLANS AND REPORTS
Section 740.445 - Remediation Objectives Report

Universal Citation: 35 IL Admin Code ยง 740.445

Current through Register Vol. 48, No. 38, September 20, 2024

The Remediation Objectives Report shall address the recognized environmental condition(s) and related contaminants of concern that were identified in the site investigation conducted pursuant to this Part.

a) If an exposure route is to be excluded, the RA shall prepare a Remediation Objectives Report demonstrating that the requirements for excluding an exposure route under 35 Ill. Adm. Code 742 have been satisfied.

b) If the RA elects to use the Tier 1 remediation objectives under 35 Ill. Adm. Code 742, the RA shall prepare a Remediation Objectives Report stating the applicable remediation objectives for the contaminants of concern.

c) If the RA elects to develop remediation objectives appropriate for the remediation site using Tier 2 or Tier 3 procedures under 35 Ill. Adm. Code 742, the RA shall prepare a Remediation Objectives Report demonstrating compliance with those procedures.

d) If the RA elects to develop remediation objectives appropriate for the remediation site using the area background procedures under 35 Ill. Adm. Code 742, the RA shall prepare a Remediation Objectives Report demonstrating compliance with those procedures.

e) If the recognized environmental condition requires remediation measures other than, or in addition to, remediation objectives determined under 35 Ill. Adm. Code 742 (e.g., removal of drums threatening a release), the Remediation Objectives Report shall describe those measures and demonstrate that the measures selected:

1) Will prevent or eliminate the identified threat to human health and the environment;

2) Are technically feasible and can be implemented without creating additional threats to human health and the environment; and

3) Are not inconsistent with the Act and applicable regulations.

f) In the event that the Agency has determined in writing that the background level for a regulated substance or pesticide poses an acute threat to human health or the environment at the site when considering the post-remedial action land use, the RA shall develop appropriate risk-based remediation objectives in accordance with subsections (a), (b) and/or (c) above. (Section 58.5(b)(3) of the Act)

g) The Remediation Objectives Report shall contain the affirmation of a Licensed Professional Engineer(s) in accordance with Section 740.410 of this Part.

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