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Title 42, The Public Health and WelfareRelease 119-110

§7620 Standardized Air Quality Modeling

Title 42 › CHAPTER 85 — AIR POLLUTION PREVENTION AND CONTROL › SUBCHAPTER III — GENERAL PROVISIONS › § 7620

Last updated Sep 23, 2026|Official source

Summary

Within six months after August 7, 1977, and at least every three years after that, the Administrator must hold a conference on air quality modeling. The meetings must pay special attention to models used to prevent significant deterioration of air quality. The National Academy of Sciences, state and local air agencies, and federal agencies (including NSF, NOAA, and NIST) must be allowed to join. People may send written comments and a verbatim transcript must be kept. Those comments and the transcript must be put in the docket used when making or changing part C air modeling rules.

Full Legal Text

Title 42, §7620

The Public Health and Welfare, Source: USLM XML via OLRC

(a)Conferences
Not later than six months after August 7, 1977, and at least every three years thereafter, the Administrator shall conduct a conference on air quality modeling. In conducting such conference, special attention shall be given to appropriate modeling necessary for carrying out part C of subchapter I (relating to prevention of significant deterioration of air quality).
(b)Conferees
The conference conducted under this section shall provide for participation by the National Academy of Sciences, representatives of State and local air pollution control agencies, and appropriate Federal agencies, including the National Science Foundation; the National Oceanic and Atmospheric Administration, and the National Institute of Standards and Technology.
(c)Comments; transcripts
Interested persons shall be permitted to submit written comments and a verbatim transcript of the conference proceedings shall be maintained.
(d)Promulgation and revision of regulations relating to air quality modeling
The comments submitted and the transcript maintained pursuant to subsection (c) shall be included in the docket required to be established for purposes of promulgating or revising any regulation relating to air quality modeling under part C of subchapter I.

Legislative History

Notes & Related Subsidiaries

Editorial Notes

Amendments

1988—Subsec. (b). Pub. L. 100–418 substituted “National Institute of Standards and Technology” for “National Bureau of Standards”.

Statutory Notes and Related Subsidiaries

Effective Date

Section effective Aug. 7, 1977, except as otherwise expressly provided, see section 406(d) of Pub. L. 95–95, set out as an

Effective Date

of 1977 Amendment note under section 7401 of this title.

Reference

Citations & Metadata

Citation

42 U.S.C. § 7620

Title 42, The Public Health and Welfare

Last Updated

Sep 23, 2026

Release point: 119-110