C.F.R. » Title 40 » CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY › SUBCHAPTER C—AIR PROGRAMS › PART 52—APPROVAL AND PROMULGATION OF IMPLEMENTATION PLANS › Subpart DD—Nevada

40 C.F.R. § 52.1471

Classification of regions

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The Nevada plan is evaluated on the basis of the following classifications:

Air quality control regionPollutant
Particulate matterSulfur oxidesNitrogen dioxideCarbon monoxideOzone
Las Vegas IntrastateIIIIIIIII
Northwest Nevada IntrastateIIIIIIIIIIIII
Nevada IntrastateIAIIIIIIIIIIII
[80 FR 67663, Nov. 3, 2015]