If monitored carbon monoxide levels in Bernalillo county exceed 85 percent of the federal ambient carbon monoxide standards, then the minimum oxygen content by weight of 2.7 percent required in Paragraph (1), of Subsection A of 20.11.102.12 NMAC, will be increased to 3.0 percent beginning November 1 of the immediately following winter pollution season and continuing through the last day of the immediately following February and resuming every winter pollution season (November through February) thereafter.
N.M. Admin. Code § 20.11.102.14