List of Documents Submitted by the State of Oregon
   * June 23, 2010, letter from Joni Hammond, Deputy Director, Oregon Department of Environmental Quality to Mr. Dennis McLerran, Regional Administrator, U.S. EPA Region 10, Seattle, WA.  Transmission of Infrastructure SIP revisions, Infrastructure rule changes.
 
   * December 19, 2011, letter from Joni Hammond, Deputy Director, Oregon Department of Environmental Quality to Mr. Dennis McLerran, Regional Administrator, U.S. EPA Region 10, Seattle, WA.  Certification of the SIP elements for 2008 Ozone National Ambient Air Quality Standards under the Clean Air Act Section 110(a)(1) and (2).

