Particulate matter urban-focused visibility assessment : final document.

Bibliographic Details
Corporate Author:	United States. Environmental Protection Agency. Health and Environmental Impacts Division
Format:	Government Document eBook
Language:	English
Published:	Research Triangle Park, NC : U.S. Environmental Protection Agency, Office of Air Quality Planning and Standards, Health and Environmental Impacts Division, [2010]
Subjects:	Particles > Environmental aspects > United States. Visibility > Measurement. Air quality > Standards > United States.
Online Access:	https://purl.fdlp.gov/GPO/gpo14090

Description
Item Description:	Title from title screen (viewed Oct. 18, 2011). "July 2010." Title from PDF title screen (viewed Oct. 18, 2011). "EPA 452/R-10-004." Electronic resource.
Physical Description:	1 online resource (288 unnumbered pages) : illustrations (some color), color map., charts (some color)
Bibliography:	Includes bibliographical references.