---
kind: "section"
citation: "40 C.F.R. § 52.2331"
title: "40"
number: "52.2331"
heading: "Attainment dates for national standards."
url: "https://uscodex.org/cfr/40/52.2331"
---

# §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.


## Notes

### Amendments

[61 FR 16062, Apr. 11, 1996]

### Authority

Authority: 42 U.S.C. 7401 et seq.

### Amendments

[40 FR 5521, Feb. 6, 1975]

### Amendments

[61 FR 16062, Apr. 11, 1996]