Indiana Administrative Code
Title 326 - AIR POLLUTION CONTROL DIVISION
Article 1 - GENERAL PROVISIONS
Rule 5 - Episode Alert Levels
Section 5-4 - Episode levels; alerts; warnings; emergencies
Current through March 20, 2024
Authority: IC 13-1-1-4; IC 13-1-1-7; IC 13-7-7; IC 13-7-12
Affected: IC 13-1-1; IC 13-7-12
Sec. 4.
(a) Air pollution alert: When the concentration of the contaminants listed below reaches an alert level, first stage control action must begin. An alert will be declared by the commissioner when any one of the following levels is reached at any sampling site:
(b) Air pollution warning: When the concentration of contaminants listed below indicates that air quality is continuing to degrade, second stage control actions must begin. A warning will be declared by the commissioner when any one of the following levels is reached at any representative sampling site and meteorological conditions are such that pollutant concentrations can be expected to remain at the above levels for twelve (12) or more hours or to increase, or in the case of oxidants, the situation is likely to recur within the next 24-hours unless control actions are taken:
(c) Air pollution emergency: The commissioner shall request that the governor of the state of Indiana declare an emergency pursuant to IC 13-1-1-7[IC 13-1 was repealed by P.L. 1-1996, SECTION 99, effective July 1, 1996.] and IC 13-7-12[IC 13-7 was repealed by P.L. 1-1996, SECTION 99, effective July 1, 1996.] when one of the criteria contaminants listed below reaches the following levels and (1) the concentrations of the pollutants are continuing to increase, or (2) the commissioner determines that, because of meteorological or other factors, the concentrations may remain at such levels or may continue to increase: