Neal Fann/RTP/USEPA/US 

03/11/2008 01:34 PM

	

To

Margo_Schwab@omb.eop.gov

cc

Ron Evans/RTP/USEPA/US@EPA, Janet Cakir/RTP/USEPA/US@EPA, Tricia
Crabtree/RTP/USEPA/US@EPA, Nathalie Simon/DC/USEPA/US@EPA, Bryan
Hubbell/RTP/USEPA/US@EPA

Subject

Sentences on UV-b









Margo,

This is the text to which Bryan referred. Please let us know if you have
any comments.

Thanks,

Neal

_________________________________

Neal Fann

USEPA

Office of Air Quality Planning & Standards

Air Benefit and Cost Group

C439-02

RTP, NC 27711

voice: (919) 541-0209

fax:     (919) 541-0839

----- Forwarded by Neal Fann/RTP/USEPA/US on 03/11/2008 01:32 PM -----

Bryan Hubbell/RTP/USEPA/US 

03/11/2008 01:29 PM

	

To

Ron Evans@EPA, Fann.Neal@epamail.epa.gov@EPA

cc

Subject

Sentences on UV-b









Revised sentences:

"EPA has conducted a screening level analysis of the effects of reduced
ozone concentrations on UVB exposures.  This analysis is based on the
air quality modeling conducted for the proposed Ozone NAAQS RIA, and is
described in Appendix ___ to the this RIA.  The screening analysis has
been peer-reviewed and the peer-review comments are provided with the
report.  EPA is in the process of evaluating the peer-review comments
and potential next steps."

Dr. Bryan J. Hubbell

Senior Advisor for Science and Policy Analysis

Health and Environmental Impacts Division

U.S. EPA/OAQPS (C504-02)

RTP, NC 27711

(919) 541-0621

__________________

New sentence:

"EPA has conducted a screening level analysis of the effects of reduced
ozone concentrations on UVB exposures.  This analysis is based on the
air quality modeling conducted for the proposed Ozone NAAQS RIA, and is
described in Appendix ___ to the this RIA.  The screening analysis has
been peer-reviewed and a summary of the peer-review comments and
responses are provided with the report."

Replaces the following:

"We will develop approaches for estimating the effects of increased UVB
exposures resulting from reductions in tropospheric ozone and will work
to present peer-reviewed quantified estimates for the final rule."

Dr. Bryan J. Hubbell

Senior Advisor for Science and Policy Analysis

Health and Environmental Impacts Division

U.S. EPA/OAQPS (C504-02)

RTP, NC 27711

(919) 541-0621

