OK019.07 Air Quality State Implementation Plans; Approval and Promulgation: Oklahoma; Disapproval of Prevention of Significant Deterioration for Particulate Matter Less than 2.5 Micrometers — Significant Impact Levels and Significant Monitoring Concentration, Final rule, 2 pages.
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OK019.07 Air Quality State Implementation Plans; Approval and Promulgation: Oklahoma; Disapproval of Prevention of Significant Deterioration for Particulate Matter Less than 2.5 Micrometers — Significant Impact Levels and Significant Monitoring Concentration, Final rule, 2 pages.
Source: EPA Regulations news 2