Last updated July 24, 2017

Beginning in 2015, the department’s Hazardous Waste Program (HWP) began an effort to:

  • Update the Tier 1 Risk-Based Target Levels (RBTLs) found in Tables B-2 through B-10 of the Missouri Risk-Based Corrective Action (MRBCA) guidance document
  • Revise the MRBCA guidance document
  • Amend 10 CSR 25-18.010 consistent with updating the RBTLs and revising the guidance

The update, revision and rulemaking pertains only to the departmental MRBCA RBTLs, guidance and rule, and not to the MRBCA Process for Petroleum Storage Tanks guidance document (Tanks RBCA). More...

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