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MEMORANDUM
TO:
Jim
Eddinger,
EPA/
ESD
FROM:
Roy
Oommen,
ERG/
MOR
DATE:
November
18,
2003
SUBJECT:
Summary
of
July
14,
2003
Site
Visit
to
Weyerhauser's
Pulp
and
Paper
Mill
Located
at
Plymouth,
North
Carolina
U.
S.
Environmental
Protection
Agency
(
EPA)
conducted
a
site
visit
to
the
Weyerhauser
pulp
and
paper
mill
located
at
Plymouth,
North
Carolina
to
assess
types
of
fuels
burned
in
the
onsite
boiler.
The
EPA
was
represented
by
Jim
Eddinger
and
the
EPA
contractor.
Weyerhauser
was
represented
by
Steve
Woock
(
Federal
Regulatory
Affairs
Manager),
Will
Hardison,
and
Don
Wynn.

Mr.
Eddinger
provided
background
information
on
the
boiler
MACT
standard.

Weyerhauser
representatives
then
provided
the
following
information:

°
The
facility
has
4
boilers
(
HOG1,
HOG2,
Riley,
backup)
and
a
recovery
boiler
°
The
mill
has
approximately
30
different
wood
suppliers
for
the
boilers.
Wood
to
be
burned
in
the
boilers
comes
primarily
from
mills,
sawmills
and
landfill
suppliers
(
e.
g.,

wood
debris,
ground
pallets).

°
No
railroad
ties
or
telephone
poles
are
burned.
The
facility
is
not
permitted
to
burn
treated
wood.

°
The
main
components
of
Hogged
Fuel
are
bark
and
green
wood
residues.

°
Hogged
fuel
must
meet
size
and
shape
limitations.

°
Random
sampling
is
taken
on
delivered
hogged
fuel.
Ash
levels
are
not
to
exceed
15
percent,
and
solids
content
is
not
to
go
under
43
percent.

°
The
primary
difficulties
firing
hog
fuel
are
moisture
content,
non­
uniform
particle
size
and
mix,
and
sand
and
dirt
in
the
fuel.
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°
Knots
and
screens
are
landfilled.

°
The
fuel
analysis
for
coal
burned
is
supplied
by
the
coal
mine.

°
The
amount
of
biofuel
burned
is
back­
calculated
based
on
steam
output
and
coal
use.

A
tour
was
then
led
through
the
mill,
including
visits
to
the
purchasing
and
woodyard
departments,
and
the
power
department.
