Section 326IAC1-4-50. Marion County

   The following attainment status designations are applicable to Marion County:

Pollutant	Designation
SO2	Nonattainment effective October 4, 2013, for the 2010 SO2 standard for Center, Perry, and Wayne townships. Better than national standards for the remainder of the county.
CO	Attainment effective February 18, 2000, for the part of the city of Indianapolis bounded by 11th Street on the north; Capitol Avenue on the west; Georgia Street on the south; and Delaware Street on the east. Unclassifiable or attainment effective November 15, 1990, for the remainder of Indianapolis and Marion County.
O3	Unclassifiable or attainment effective July 20, 2012, for the 2008 8-hour ozone standard.1
PM2.5	Attainment effective July 11, 2013, for the annual PM2.5 standard.
PM2.5	Unclassifiable or attainment effective December 13, 2009, for the 24-hour PM2.5 standard.
PM10	Unclassifiable effective November 15, 1990.
NO2	Cannot be classified or better than national standards.
Pb	Unclassifiable or attainment effective December 31, 2011.
1Attainment effective October 18, 2000, for the 1-hour ozone standard for the Indianapolis area, including Marion County, and is a maintenance area for the 1-hour ozone National Ambient Air Quality Standards (NAAQS) for purposes of 40 CFR 51, Subpart X*. The 1-hour designation was revoked effective June 15, 2005.

  *These documents are incorporated by reference. Copies referenced in this section may be obtained from the Government Printing Office, 732 North Capitol Street NW, Washington, D.C. 20401 or are available for review and copying at the Indiana Department of Environmental Management, Office of Legal Counsel, Indiana Government Center North, Thirteenth Floor, 100 North Senate Avenue, Indianapolis, Indiana 46204. (Air Pollution Control Division; 326 IAC 1-4-50; filed Dec 26, 2007, 1:43 p.m.: 20080123-IR-326070308FRA; filed May 14, 2008, 2:36 p.m.: 20080611-IR-326070840FRA; filed Jan 30, 2013, 12:34 p.m.: 20130227-IR-326110774FRA; filed Oct 25, 2013, 2:41 p.m.: 20131120-IR-326130164FRA; filed May 14, 2014, 10:59 a.m.: 20140611-IR-326130502FRA)