CFR > Title 40 - Protection of Environment > CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY > SUBCHAPTER C—AIR PROGRAMS (Parts 50–99) > PART 52—APPROVAL AND PROMULGATION OF IMPLEMENTATION PLANS > SUBPART TT—Utah (§52.2320 to §52.2354) > 52.2331—Attainment dates for national standards.

52.2331—Attainment dates for national standards.

The attainment date for the secondary NAAQS for sulfur dioxide for Salt Lake County and portions of Tooele County is December 31, 1994.

Code of Federal Regulations

[61 FR 16062, Apr. 11, 1996]