Pollutant | Maximum allowable increase micrograms per cubic meter (µg/m3) | |||
Class I | Class II | Class III | ||
Nitrogen Dioxide | ||||
annual arithmetic mean | 2.5 | 25 | 50 | |
Particulate Matter | ||||
PM2.5, annual arithmetic mean | 1 | 4 | 8 | |
PM2.5, 24-hour maximum | 2 | 9 | 18 | |
PM10, annual arithmetic mean | 4 | 17 | 34 | |
PM10, 24-hour maximum | 8a | 30a | 60a | |
Sulfur Dioxide | ||||
annual arithmetic mean | 2 | 20 | 40 | |
24-hour maximum | 5a | 91a | 182a | |
3-hour maximum | 25a | 512a | 700a | |
a - Not to be exceeded more than once a year. |
N.M. Admin. Code § 20.11.61.29