N.M. Admin. Code § 20.11.8.13 - SUMMARY OF FEDERAL AND STATE AMBIENT AIR QUALITY STANDARDS

Pollutant	Standards
	Reference	Federal Primary	Federal Secondary	New Mexico State
Carbon Monoxide (CO)
8-hour average	40 CFR 50.8	9 ppm	none	8.7 ppm
1-hour average	40 CFR 50.8	35 ppm	none	13.1 ppm
Nitrogen Dioxide (NO2)
24-hour average	20.2.3.111 NMAC	none	none	0.10 ppm
1-hour average	40 CFR 50	100 ppb	none	none
Annual arithmetic mean	40 CFR 50.11	0.053 ppm	0.053 ppm	0.05 ppm
Ozone (O3)
8-hour average	40 CFR 50.10	0.070 ppm	0.070 ppm	none
(Effective December 28, 2015)
Sulfur Dioxide (SO2)
1-hour average	40 CFR 50.4	0.75 ppb	none	none
3-hour average	40 CFR 50.5	none	0.5 ppm	none
24-hour average	20.2.3.110 NMAC	none	none	0.10 ppm
Annual (arithmetic mean)	20.2.3.110 NMAC	none	none	0.02 ppm
Particulate Matter (PM2.5)
24-hour average	40 CFR 50.13	35 µg/m3	35 µg/m3	none
(Effective December 18, 2006)
Annual (arithmetic mean)	40 CFR 50.7 & 40 CFR 50.13	9.0 µg/m3	9.0 µg/m3	none
Particulate Matter (PM10)
24-hour average	40 CFR 50.6	150 µg/m3	150 µg/m3	none
Lead (Pb)
Rolling 3-month average	40 CFR 50.16	0.15µg/m3	0.15µg/m3	none
(Effective 1 year after date of area attainment designation)
Hydrogen Sulfide
1-hr average	20.2.3.110 NMAC	none	none	0.010 ppm
Total Reduced Sulfur
1/2-hour average	20.2.3.110 NMAC	none	none	0.003 ppm
Particulate Matter (TSP)
24-hour average	20.2.3.109 NMAC	none	none	none
7-day average	20.2.3.109 NMAC	none	none	none
30-day average	20.2.3.109 NMAC	none	none	none
Annual geometric mean	20.2.3.109 NMAC	none	none	none

Notes

N.M. Admin. Code § 20.11.8.13

20.11.8.13 NMAC - N, 7/1/04; A, 9/14/09, Amended by New Mexico Register, Volume XXXV, Issue 21, November 5, 2024, eff. 11/5/2024