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Section 422

Jan. 25, 2016

NITROGEN OXIDE STANDARDS

422.1 Nitrogen Dioxide.

The annual arithmetic means of nitrogen dioxide measured at an ambient air monitoring station shall not exceed: 100 micrograms per cubic meter (0.050 ppm).

422.2

Sampling and analysis for nitrogen oxides shall be as outlined in Section 180.

 

AMENDED: October 13, 1982, April 14, 1993