N.M. Code R. § 20.11.8.13 Summary of Federal and State Ambient Air Quality Standards

• Library: New Mexico Administrative Code
• Edition: 2023
• Currency: Current through Register Vol. 34, No. 24, December 19, 2023
• Citation: N.M. Code R. § 20.11.8.13
• Year: 2023

Pollutant	Standards
Reference	Federal Primary	Federal Secondary	New Mexico State
Carbon Monoxide (CO)
8-hour average	40 CFR 40National primary ambient air quality standards for carbon monoxide50.8	9 ppm	none	8.7 ppm
1-hour average	40 CFR 40National primary ambient air quality standards for carbon monoxide50.8	35 ppm	none	13.1 ppm
Nitrogen Dioxide (NO2)
24-hour average	20OTHER AIR CONTAMINANTS20.2.3.111 NMAC	none	none	0.10 ppm
Annual arithmetic mean	40 CFR 40National primary and secondary ambient air quality standards for oxides of nitrogen (with nitrogen dioxide as the indicator)50.11	0.053 ppm	0.053 ppm	0.05 ppm
Ozone (O3)
8-hour average	40 CFR 40National 8-hour primary and secondary ambient air quality standards for ozone50.10	0.08 ppm	0.08 ppm	none
(The 1997 standard - and the implementation rules for that standard - will remain in place for implementation purposes as EPA undertakes rulemaking to address the transition from the 1997 ozone standard to the 2008 ozone standard).
8-hour average	40 CFR 40National primary and secondary ambient air quality standards for ozone50.15	0.075 ppm	0.075 ppm	none
(Effective May 27, 2008)
Sulfur Dioxide (SO2)
24-hour

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