1. Regulations
  2. title 40
  3. chapter I-i1
  4. part 51
  5. subpart J
  6. § 51.190

Collapse to view only § 51.190 - Ambient air quality monitoring requirements.

§ 51.190 - Ambient air quality monitoring requirements.

The requirements for monitoring ambient air quality for purposes of the plan are located in subpart C of part 58 of this chapter.

[44 FR 27569, May 10, 1979]

AUTHORITY: 23 U.S.C. 101; 42 U.S.C. 7401-7671q.

SOURCE: 36 FR 22398, Nov. 25, 1971, unless otherwise noted.

CITE AS: 40 CFR 51.190