August 7, 1980In The Matter of:Proposed Amendments to Chapter 2: ) R80—11Air Pollution, Rules 312 and 405,Ozone Standard and Episode Criteria ) Proposal for Rulemaking.
The
purpose of this proposal is to make Illinois’ ozone standards andcriteria for declaring ozone episode stages identical to the currentfederal standard and criteria.
(a) Standard.
The ambient air quality standard for
~ ozone is ~69 235 micrograms per cubic meter+Q~G8—pp~*(0.12 ppm) maximum one—hour concentration not to heexceeded Me~e-~h—eI~ee-pe~-yea~on more t...
Allowed
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