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title 40
Protection of Environment
chapter I-i5
CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY (CONTINUED)
part 58
PART 58—AMBIENT AIR QUALITY SURVEILLANCE
subpart D
Subpart D—Comparability of Ambient Data to the NAAQS
Subpart D. Subpart D—Comparability of Ambient Data to the NAAQS
§ 58.30 - Special considerations for data comparisons to the NAAQS.
