[Federal Register Volume 64, Number 245 (Wednesday, December 22, 1999)]
[Notices]
[Pages 71751-71752]
From the Federal Register Online via the Government Publishing Office [www.gpo.gov]
[FR Doc No: 99-33157]


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ENVIRONMENTAL PROTECTION AGENCY

[FRL-6514-2]


Draft Health Assessment Document for Diesel Emissions

AGENCY: Environmental Protection Agency.

ACTION: Notice of extension of public comment period.

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SUMMARY: The U.S. Environmental Protection Agency (EPA) is announcing 
the extension of the public comment period for the draft Health 
Assessment Document for Diesel Emissions (EPA/600/8-90/057D, November 
1999). The document was prepared by the National Center for 
Environmental Assessment Office (NCEA) within EPA's Office of Research 
and Development.

DATES: In the November 15, 1999, Federal Register (64 FR 61875), EPA 
announced a limited public comment period through December 17, 1999. 
The Agency is now extending the public comment period to January 28, 
2000. Comments must be in writing and must be postmarked by January 28, 
2000.

ADDRESSES: The draft document is available on the Internet at http://
www.epa.gov/ncea under the What's New and Publications menus. A limited 
number of paper copies are available from the Technical Information 
Staff, (telephone: 202-564-3261; facsimile: 202-565-0050). If you are 
requesting a paper copy, please provide your name, mailing address, and 
the title and number for the draft: ``Health Assessment Document for 
Diesel Emissions'' (EPA/600/8-90/057D, November 1999).
    Comments may be mailed to: Diesel Comments, NCEA-W/TIS (8623D), 
USEPA, Washington, DC 20460. Please submit one unbound original with 
pages numbered consecutively, and three copies. For attachments, 
provide an index, number pages consecutively with the comments, and 
submit an unbound original and three copies. If sent via overnight 
delivery, please use the following address: 808 17th St., 5th Floor, 
N.W., Washington, DC 20006. Please note that all technical comments 
received in response to this notice will be placed in a public record. 
For that reason, commenters should not submit personal information 
(such as medical data or home address), Confidential Business 
Information, or information protected by copyright. Due to limited 
resources, acknowledgments will not be sent.

FOR FURTHER INFORMATION CONTACT: For information contact Charles Ris 
(202-564-3203); mailing address: NCEA-W (8623D), USEPA, Washington, DC 
20460; facsimile: 202-565-0078.

SUPPLEMENTARY INFORMATION: This revised draft assessment updates two 
earlier drafts (1998 and 1994) and focuses on health hazards (hazard 
identification and dose-response analysis for the purpose of 
characterizing the risk of diesel exhaust exposure), and also provides 
background information about diesel engine emissions and exposure that 
is useful for putting the health information into context. EPA risk 
assessment methods and practices have been followed in identifying 
possible human chronic health hazards for adverse

[[Page 71752]]

noncancer effects as well as carcinogenicity hazards. The Diesel Review 
Panel of the Clean Air Scientific Advisory Committee (CASAC) of the 
Science Advisory Board met on December 1, 1999, to review this draft 
Health Assessment Document for Diesel Emissions.

    Dated: December 15, 1999.
William H. Farland,
Director, National Center for Environmental Assessment.
[FR Doc. 99-33157 Filed 12-21-99; 8:45 am]
BILLING CODE 6560-50-P