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Risk Evaluation Guidance

IDEM periodically issues technical information and announcements to supplement the Remediation Closure Guide (Waste-0046-R2, available on the IDEM Effective Nonrule Policies page). This page lists these resources chronologically, with newer information and announcements appearing first.

Current Guidance

  • Risk-Based Closure Guide (R2):
    • On July 8, 2022, IDEM published R2 (Waste-0046-R2, available on the IDEM Effective Nonrule Policies page) to replace the previous guidance document, Remediation Closure Guide.

Superseded Guidance

The technical information that appears below has been superseded by newer guidance. However, some responsible parties may be eligible to use superseded guidance when addressing releases.

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