My Account Log in

2 options

Air quality analysis in support of a short-term ambient air quality standard for nitrogen dioxide.

Online

Available online

Connect to full text

U.S. Government Documents Available online

U.S. Government Documents
Format:
Book
Government document
Contributor:
United States. Environmental Protection Agency, issuing body.
Language:
English
Subjects (All):
Air quality.
air quality.
Physical Description:
1 online resource (78 pages) : illustrations
Place of Publication:
Research Triangle Park, NC : U.S. Environmental Protection Agency, Office of Air Quality Planning and Standards, 1978.
Notes:
This is a publication issued by the United States federal government or produced with federal funds.
In scope of the U.S. Government Publishing Office Cataloging and Indexing Program (C&I) and Federal Depository Library Program (FDLP).
"February 1978."
"Technical Report"
Description based on online resource; title from publication (Agency website, viewed on December 18, 2025).
OCLC:
1564181837

The Penn Libraries is committed to describing library materials using current, accurate, and responsible language. If you discover outdated or inaccurate language, please fill out this feedback form to report it and suggest alternative language.

We want your feedback!

Thanks for using the Penn Libraries new search tool. We encourage you to submit feedback as we continue to improve the site.

My Account

Shelf Request an item Bookmarks Fines and fees Settings

Guides

Using the Library Catalog Using Articles+ Library Account