§ 52.331 Committal SIP for the Colorado Group II PM10 areas.  


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  • On April 14, 1989, the Governor submitted a Committal SIP for the Colorado Group II PM10areas. The SIP commits the State to continue to monitor for PM10, report data and to submit a full SIP if a violation of the PM10National Ambient Air Quality Standards is detected.

    [54 FR 43178, Oct. 23, 1989]