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Air Quality Control Commission Approves Serious SIP

Published: January 11, 2021

On December 17th and 18th the RAQC, in coordination with Air Pollution Control Division staff, proposed the Serious Area Ozone State Implementation Plan (SIP) for the Denver Metro/North Front Range, along with accompanying regulations, to the Air Quality Control Commission (AQCC). In a unanimous vote, the AQCC approved the proposed SIP which now goes before the Colorado State Legislature for review and will subsequently be submitted to the Environmental Protection Agency in Spring 2021.