(415 ILCS 5/3.240) (was 415 ILCS 5/3.18)
Sec. 3.240.
Intermittent control system.
"Intermittent control
system" is a system which
provides for the planned reduction of source emissions of sulfur dioxide during
periods when meteorological conditions are such, or are anticipated to be such,
that sulfur dioxide ambient air quality standards may be violated unless such
reductions are made.
(Source: P.A. 92-574, eff. 6-26-02.)
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