Michael
Catanzaro/
DC/
USEPA/
US
07/
26/
2006
08:
32
AM
T
o
Jason
Burnett/
DC/
USEPA/
US@
EPA
c
c
martella.
roger@
epa.
gov,
thompson.
chet@
epa.
gov
S
u
b
j
e
c
t
­­­­­
Forwarded
by
Michael
Catanzaro/
DC/
USEPA/
US
on
07/
26/
2006
08:
32
AM
­­­­­

"
Johnston,
A.
Todd"
<
ajohnston@
nma.
org>

06/
14/
2006
10:
43
AM
T
o
Michael
Catanzaro/
DC/
USEPA/
US@
EPA
c
c
S
u
b
j
e
c
t
Mike
 
This
is
in
response
to
your
question
concerning
the
impacts
of
EPA's
proposal.
The
analysis
is
a
little
rough,
but
does
provide
a
good
snapshot
of
the
potential
impacts
of
a
PMc
standard
on
Western
PMc
sources.
Let
me
know
if
you
have
any
questions
on
this.

A.
Todd
Johnston
Director
of
Air
Quality
National
Mining
Association
101
Constitution
Avenue,
NW
Suite
500
East
Washington,
DC
20001
202­
463­
2668
ajohnston@
nma.
org
