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Waste and Cleanup Risk Assessment

Preliminary Remediation Goals for Radionuclides (PRG)

You will need Adobe Reader to view some of the files on this page. See EPA's PDF page to learn more.

Internal Verification Review Record

October 2015

The PRG calculator results are frequently verified by ORNL by conducting a comparison of calculator results to an independent spreadsheet. Below, the most recent spreadsheet presents the default and site-specific landuses for our representative isotopes.

Verification Spreadsheet

External Verification Review Record

April 24, 2015 to September 30, 2015

EPA PRG Calculator Review Complete Package, which includes:

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