ACC Welcomes the Release of EPA’s IRIS Handbook for Review and Comment

WASHINGTON (November 10, 2020) – ACC today issued the following statement after EPA’s release of the “Staff Handbookfor Developing IRIS Assessments” for the Integrated Risk Information System (IRIS) program:

“We welcome the opportunity to review and provide comments on the IRIS handbook. There are long-standing and well documented concerns from government and non-governmental organizations regarding the program’s lack of transparency, productivity and inability to produce scientifically sound hazard assessments that meet EPA’s needs on a consistent basis. The release of the handbook for comment is an encouraging sign that the agency may be addressing some of those concerns, including the long-standing over reliance by the IRIS program on outdated default assumptions.

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