EPA Starts IRIS Assessment of Hexavalent Chromium

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The 45-day public comment period begins March 15 and ends April 29. Comments must be received on or before April 29.

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The Environmental Protection Agency (EPA) is conducting a 45-day public comment period associated with the release of the Systematic Review Protocol for the Hexavalent Chromium Integrated Risk Information System (IRIS) Assessment.

The 45-day public comment period begins March 15 and ends April 29. Comments must be received on or before April 29.

Visit https://www.federalregister.gov/documents/2019/03/15/2019-04904/availability-of-the-systematic-review-protocol-for-the-hexavalent-chromium-crvi-integrated-risk to read a document that communicates the rationale for conducting the assessment of Cr(VI); describes screening criteria to identify relevant literature; outlines the approach for evaluating study quality; and describes the process of evidence synthesis/integration and dose-response methods.

The protocol includes the list of studies currently considered in the assessment.