Environmental Protection Agency November 2, 2009 – Federal Register Recent Federal Regulation Documents

This document announces that the EPA Administrator has responded to a citizen petition asking EPA to object to an operating permit issued by the Colorado Department of Public Health and Environment (CDPHE). Specifically, the Administrator has granted the August 14, 2008 petition, submitted by Rocky Mountain Clean Air Action (Petitioner), to object to CDPHE's April 29, 2008 Addendum to the January 1, 2007 Technical Review Document in support of the renewal of the title V operating permit and to CDPHE's determination that ``no changes to the [title V] permit'' were warranted.

The U.S. Environmental Protection Agency (EPA) is announcing the availability of literature searches for three IRIS assessments that were or may be started in 2009 and requesting scientific information on health effects that may result from exposure to these chemical substances. The Integrated Risk Information System (IRIS) is an EPA database that contains information on human health effects that may result from exposure to chemical substances in the environment.