Indiana Administrative Code
Title 326 - AIR POLLUTION CONTROL DIVISION
Article 1 - GENERAL PROVISIONS
Rule 4 - Attainment Status Designations
Section 4-46 - Lake County

Universal Citation: 326 IN Admin Code 4-46
Current through March 20, 2024

Authority: IC 13-14-8; IC 13-17-3

Affected: IC 13-15; IC 13-17

Sec. 46.

The following attainment status designations are applicable to Lake County:

Pollutant Designation
SO2 Better than national standards.
CO Attainment effective February 18, 2000, for the part of the city of East Chicago bounded by Columbus Drive on the north; the Indiana Harbor Canal on the west; 148th Street, if extended, on the south; and Euclid Avenue on the east. Unclassifiable or attainment effective November 15, 1990, for the remainder of East Chicago and Lake County.
O3 Attainment effective May 20, 2022, for the 2008 8-hour ozone standard.
O3 Moderate nonattainment effective November 7, 2022, for the 2015 8-hour ozone standard for Calumet, Hobart, North, Ross, and St. John townships. Unclassifiable or attainment effective August 3, 2018, for the remainder of the county.
PM2.5 Unclassifiable or attainment effective January 28, 2019, for the 2012 annual PM2.5 standard.
PM2.5 Unclassifiable or attainment effective December 13, 2009, for the 2006 24-hour PM2.5 standard.
PM10 Attainment effective March 11, 2003, for the cities of East Chicago, Hammond, Whiting, and Gary. Unclassifiable effective November 15, 1990, for the remainder of Lake County.
NO2 Unclassifiable or attainment effective January 29, 2012, for the 2010 NO2 standard.
Pb Unclassifiable or attainment effective December 31, 2011, for the 2008 lead standard.

Emergency Rule, LSA Document #20-560(E), temporarily supersedes this section, effective November 5, 2020. See LSA Document 20-560(E) posted at 20201111-IR-326200560ERA.

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