1
PMVictoriaESPPEm Resource
From: [email protected]: Wednesday, October 20, 2010 9:20 AMTo: Jessie, JanelleSubject: Exelon Hydrology Audit Site Visit Overview PresentationAttachments: Exelon Hydrology Audit Site Visit Overview Presentation.pdf
Janelle – Resending presentation. Dave Distel David J. Distel New Plant Development Exelon Licensing 610-765-5517 [email protected]
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Hearing Identifier: Victoria_ESP_Public Email Number: 128 Mail Envelope Properties (85430D5E2ACDFB48A58B952E9AF5D2D5B999DE) Subject: Exelon Hydrology Audit Site Visit Overview Presentation Sent Date: 10/20/2010 9:19:56 AM Received Date: 10/20/2010 9:20:14 AM From: [email protected] Created By: [email protected] Recipients: "Jessie, Janelle" <[email protected]> Tracking Status: None Post Office: mobmsxch04.energy.power.corp Files Size Date & Time MESSAGE 990 10/20/2010 9:20:14 AM Exelon Hydrology Audit Site Visit Overview Presentation.pdf 2582224 Options Priority: Standard Return Notification: No Reply Requested: No Sensitivity: Normal Expiration Date: Recipients Received:
Exe
lon
Vic
tori
a C
ount
y S
tati
on S
ite
Early
Site
Per
mit
Proj
ect a
nd S
ite O
verv
iew
NR
C H
ydro
logy
Aud
it Si
te V
isit
Oct
ober
18,
201
0
2
Sit
e V
isit
Age
nda
�P
roje
ct O
verv
iew
–D
avid
Dis
tel (
Exe
lon)
�S
urfa
ce W
ater
Ove
rvie
w –
Kit
Ng
(Bec
htel
)
�G
roun
dwat
er O
verv
iew
–G
arre
tt D
ay (B
echt
el)
�S
afet
y B
riefin
g –
Josh
ua T
rem
bley
(Exe
lon)
3
ES
P A
pplic
atio
n O
verv
iew
�V
CS
Ear
ly S
ite P
erm
it A
pplic
atio
n
•S
ubm
itted
to N
RC
on
Mar
ch 2
5, 2
010
•A
ccep
ted
and
Doc
kete
d on
Jun
e 8,
201
0-
No
Hyd
rolo
gy re
late
d ac
cept
ance
revi
ew is
sues
iden
tifie
d
•S
afet
y &
Env
ironm
enta
l Rev
iew
Sch
edul
e is
sued
Aug
ust 3
1, 2
010
-Fo
ur p
hase
Saf
ety
Rev
iew
-R
AIs
and
supp
lem
enta
l RA
Isis
sued
by
Oct
ober
201
1-
Adv
ance
d S
afet
y E
valu
atio
n w
ith n
o op
en it
ems
deve
lope
d by
A
ugus
t 201
2
4
ES
P A
pplic
atio
n O
verv
iew
�V
CS
ES
PA
util
izes
the
initi
al V
CS
CO
LA s
ite e
ngin
eerin
g an
d en
viro
nmen
tal e
valu
atio
ns to
max
imum
ext
ent p
ossi
ble
•E
ssen
tially
con
verte
d th
e C
OLA
to a
n E
SP
app
licat
ion
–si
gnifi
cant
leve
l of
site
dat
a ob
tain
ed
•U
pdat
ed to
add
ress
rele
vant
Par
t 52
appl
ican
t RA
Isan
d V
CS
CO
LA
acce
ptan
ce re
view
issu
es
•U
pdat
ed to
incl
ude
addi
tiona
l site
dat
a (e
.g. m
eteo
rolo
gica
l dat
a, g
roun
d w
ater
leve
ls)
•Fo
llow
s R
G 1
.206
/NU
RE
G-0
800
and
NU
RE
G-1
555
form
at a
nd c
onte
nt
�P
PE
App
roac
h U
tiliz
ed•
Est
ablis
hes
set o
f Site
Cha
ract
eris
tics
and
Site
Rel
ated
Des
ign
Par
amet
ers
expe
cted
to e
nvel
ope
the
desi
gn o
f a re
acto
r or r
eact
ors
that
m
ight
be
late
r dep
loye
d at
the
site
5
Vic
tori
a C
ount
y S
tati
on S
ite
�A
ppro
xim
atel
y 13
mile
s so
uth
of V
icto
ria, o
ne m
ile n
orth
east
of
McF
addi
n; b
orde
red
to th
e ea
st b
y Li
nn L
ake
and
to th
e w
est b
y H
ighw
ay 7
7
�A
ppro
xim
atel
y 11
,500
acr
es
�“G
reen
field
”site
that
has
bee
n in
agr
icul
tura
l use
sin
ce a
t lea
st 1
952
for c
attle
gra
zing
, with
som
e oi
l and
gas
pro
duct
ion
6
Sit
e Lo
cati
on M
ap
7
Sit
e Lo
cati
on M
apP
oten
tial
10-
Mile
EP
Z
8
Sit
e Fe
atur
es
�P
ower
Blo
ck A
rea
–B
ased
on
the
boun
ding
foot
prin
t siz
e fo
r a la
rge
two-
unit
LWR
�4,
900
acre
coo
ling
basi
n w
ill b
e us
ed fo
r coo
ling
wat
er•
No
safe
ty fu
nctio
n•
Mak
eup
wat
er fr
om th
e G
uada
lupe
Riv
er•
App
roxi
mat
ely
103,
600
acre
-ft to
tal s
tora
ge c
apac
ity
�P
roxi
mity
to V
icto
ria B
arge
Can
al a
nd H
ighw
ay 7
7 ad
vant
ageo
us fo
r de
ploy
men
t
9
Faci
lity
Mak
eup
and
Liqu
id E
fflu
ents
�S
tatio
n w
ater
and
pot
able
wat
er s
uppl
ied
via
onsi
te p
rodu
ctio
n w
ells
�C
oolin
g ba
sin
mak
eup
wat
er d
eliv
ered
from
the
Gua
dalu
pe R
iver
•In
take
can
al a
nd p
umph
ouse
loca
ted
belo
w th
e co
nflu
ence
of t
he S
an
Ant
onio
and
Gua
dalu
pe R
iver
s, u
pstre
am o
f the
GB
RA
sal
twat
er b
arrie
r•
Des
ign
inta
ke c
apac
ity =
217
cfs
•In
take
max
imum
thro
ugh-
scre
en v
eloc
ity =
0.5
fps
•W
ould
del
iver
up
to 7
5,00
0 ac
re-fe
et /
year
to th
e on
site
coo
ling
basi
n
�Fa
cilit
y ef
fluen
ts•
Non
-rad
iolo
gica
l effl
uent
s di
scha
rged
to th
e co
olin
g ba
sin
•C
oolin
g ba
sin
blow
dow
nan
d ro
utin
e liq
uid
radi
olog
ical
effl
uent
s pu
mpe
d to
a d
iffus
er in
the
Gua
dalu
pe R
iver
•B
low
dow
npi
pelin
e w
ould
par
alle
l the
Vic
toria
Cou
nty
Nav
igat
ion
Dis
trict
(VC
ND
) tra
nspo
rtatio
n co
rrid
or
10
ES
P A
pplic
atio
n R
evie
w
�E
xelo
n O
nlin
e R
efer
ence
Por
tal
-A
vaila
ble
for N
RC
saf
ety
and
envi
ronm
enta
l rev
iew
s –
incl
udin
g N
RC
H
ydro
logy
Aud
it te
chni
cal v
isit
info
rmat
ion
need
s
-P
rovi
des
NR
C a
nd N
RC
-con
tract
ed s
taff
read
-onl
y ac
cess
to b
asis
docu
men
ts a
nd o
ther
refe
renc
e m
ater
ial c
ited
in th
e E
xelo
n V
CS
ES
P
appl
icat
ion
–or
gani
zed
by S
SA
R a
nd E
R s
ectio
n
-P
assw
ord
prot
ecte
d an
d pr
intin
g, s
avin
g, o
r dow
nloa
ding
of d
ocum
ents
di
sabl
ed
-D
ocum
ents
iden
tifie
d by
NR
C s
taff
as n
eces
sary
to h
ave
to c
ondu
ct th
e re
view
will
be
form
ally
sub
mitt
ed o
n th
e do
cket
by
Exe
lon
Exe
lon
Vic
tori
a C
ount
y S
tati
on S
ite
Early
Site
Per
mit
Surf
ace
Wat
er O
verv
iew
NR
C H
ydro
logy
Aud
it Si
te V
isit
Oct
ober
18,
201
0
13
Sur
face
Wat
er O
verv
iew
�R
egio
nal H
ydro
logi
c S
ettin
g•
Gul
f of M
exic
o -3
6 m
iles
to th
e so
uth
of V
CS
•
Riv
er B
asin
s: G
uada
lupe
Riv
er (5
953
mi2 )
; San
Ant
onio
Riv
er (4
180
mi2 )
•B
ays:
San
Ant
onio
Bay
•S
tora
ge R
eser
voirs
: 29
in G
uada
lupe
Riv
er B
asin
, 34
in S
an A
nton
io R
iver
Bas
in•
Maj
or D
ams:
Can
yon
Dam
, Col
eto
Cre
ek D
am•
Oth
er W
ater
Fea
ture
s:
�K
uy C
reek
(62
mi2 )
, Col
eto
Cre
ek (5
14 m
i2 ), b
oth
tribu
tarie
s to
Gua
dalu
pe R
iver
�Li
nn L
ake
(470
acr
es s
hallo
w d
epre
ssio
n ea
st o
f VC
S)
�In
term
itten
t/eph
emer
al s
tream
s/cr
eeks
, wet
land
s�
Vic
toria
Bar
ge C
anal
�G
BR
A C
alho
un C
anal
Sys
tem
incl
udin
g th
e D
iver
sion
Dam
and
Sal
twat
er B
arrie
r at
Tivo
li
�P
ropo
sed
VC
S H
ydro
logi
c Fe
atur
es/C
hara
cter
istic
s•
4900
-acr
e C
oolin
g B
asin
sou
th o
f Pow
er B
lock
•R
aw W
ater
Mak
eup
Sys
tem
Inta
ke o
n G
uada
lupe
Riv
er w
ith m
axim
um a
nnua
l div
ersi
on
rate
of 7
5,00
0 ac
re-fe
et
•Bl
owdo
wn
Out
fall
on G
uada
lupe
Riv
er•
Pow
er B
lock
Fin
ish
Site
Gra
de a
t 95
ft N
AV
D88
min
.•
Nat
ural
Gra
de in
Coo
ling
Bas
in fr
om 8
0 ft
NA
VD
88 (n
orth
) to
65 ft
NA
VD
88 (s
outh
)
14
Reg
iona
l Sur
face
W
ater
Fea
ture
s
15R
iver
Bas
ins
and
Sel
ecte
d S
trea
m G
ages
16D
ams
in G
uada
lupe
Riv
er B
asin
17
Pro
pose
d V
CS
H
ydro
logi
c Fe
atur
es
18
Hyd
rolo
gic
Haz
ards
at
VC
S�
Pote
ntia
l Flo
odin
g H
azar
ds•
Prob
able
Max
imum
Stre
am F
lood
ing
from
Gua
dalu
pe R
iver
(SS
AR
2.4
.3)
•U
pstre
am D
am F
ailu
res
-Can
yon
Dam
and
Col
eto
Cre
ek D
am (S
SA
R 2
.4.4
)•
Brea
chin
g of
Coo
ling
Bas
in E
mba
nkm
ent (
SS
AR
2.4
.4)
•Pr
obab
le M
axim
um S
torm
Sur
ge fr
om G
ulf (
SS
AR
2.4
.5)
•Su
rge
from
Pro
babl
e M
axim
um T
suna
mi (
SS
AR
2.4
.6)
•Br
each
ing
of Ic
e-Ja
ms
(SS
AR
2.4
.7)
•C
hann
el D
iver
sion
s an
d M
igra
tions
(SS
AR
2.4
.9)
•Fl
oodi
ng fr
om L
ocal
Inte
nse
Pre
cipi
tatio
n is
Tec
hnol
ogy
Dep
ende
nt a
nd N
ot E
valu
ated
in E
SP
A
pplic
atio
n (S
SA
R 2
.4.2
)
�Fl
ood
Pro
tect
ion
Req
uire
men
ts (S
SA
R 2
.4.1
0)•
Pow
er B
lock
Min
imum
Fin
ish
Site
Gra
de a
t 95
ft N
AV
D88
•D
esig
n B
asis
Flo
od L
evel
(fro
m E
xter
nal E
vent
) is
91 ft
NA
VD
88 D
ue to
Pos
tula
ted
Bre
achi
ng o
f C
oolin
g B
asin
Em
bank
men
t. •
No
Stru
ctur
al F
lood
ing
Pro
tect
ion
Mea
sure
s fo
r Saf
ety
SS
Cs
Req
uire
d at
VC
S•
Stor
mw
ater
Dra
inag
e S
yste
m (w
ould
be
desi
gned
dur
ing
CO
L A
pplic
atio
n S
tage
) will
Div
ert
Run
off A
way
from
Pow
er B
lock
to A
void
Flo
odin
g du
ring
Loca
l PM
P E
vent
�Lo
w W
ater
Con
side
ratio
ns (S
SA
R 2
.4.1
1)•
Stre
am F
low
(Low
Flo
w) F
requ
ency
Ana
lysi
s P
erfo
rmed
•St
ream
or R
iver
Not
Rel
ied
On
for S
afet
y W
ater
Sup
ply
•C
oolin
g B
asin
(for
non
safe
ty c
oolin
g) H
as A
dequ
ate
Inve
ntor
y fo
rCon
tinuo
us P
lant
Ope
ratio
n th
roug
h D
roug
ht E
quiv
alen
t to
the
1950
s D
roug
ht o
f Rec
ord
for t
he R
egio
n
19
Floo
d S
cena
rios
Con
cept
ualiz
atio
n
�N
o hi
stor
ical
floo
ding
reco
rded
from
ice-
rela
ted
even
ts, t
suna
mi
gene
rate
d su
rges
, cha
nnel
mig
ratio
ns o
r dam
failu
res
�P
ower
Blo
ck b
uild
up
to a
min
imum
of 9
5 ft
NA
VD
88,1
5 ft
high
er th
an
natu
ral g
rade
at t
he s
ite a
nd e
ven
high
er th
an n
earb
y na
tura
l wat
er
bodi
es�
Clo
sest
Hyd
rolo
gic
Feat
ure
to P
ower
Blo
ck is
the
Coo
ling
Bas
in
�C
redi
ble
flood
ing
even
ts a
t VC
S•
Stre
am fl
oodi
ng fr
om G
uada
lupe
Riv
er•
Hur
rican
e-in
duce
d st
orm
sur
ges
from
the
Gul
f•
Floo
ding
from
ups
tream
dam
failu
res
(Can
yon
Dam
and
Col
eto
Cre
ek D
am)
•Fl
oodi
ng fr
om b
reac
hing
of t
he C
oolin
g B
asin
em
bank
men
t
Exe
lon
Vic
tori
a C
ount
y S
tati
on S
ite
Early
Site
Per
mit
Gro
undw
ater
Ove
rvie
w
NR
C H
ydro
logy
Aud
it Si
te V
isit
Oct
ober
18,
201
0
22
Gro
undw
ater
Ove
rvie
w
�VC
S Si
te
•S
ituat
ed in
the
Coa
stal
Pra
iries
sub
-pro
vinc
e of
the
Gul
f Coa
stal
Pla
ins
phys
iogr
aphi
c pr
ovin
ce.
•A
gen
tly s
lopi
ng p
lain
cov
ers
mos
t of t
he V
CS
site
. G
roun
d su
rface
el
evat
ion
rang
es fr
om a
ppro
xim
atel
y 85
feet
NA
VD
88
(nor
thw
est)
to
appr
oxim
atel
y 65
feet
NA
VD
88
(sou
thea
st) e
xcep
t whe
re th
e si
te s
lope
s to
the
Gua
dalu
pe R
iver
val
ley,
ele
vatio
n ap
prox
imat
ely
15 fe
et N
AV
D88
at
Linn
Lak
e.
•K
uy C
reek
and
Dry
Kuy
Cre
ek a
re th
e do
min
ate
pre-
exis
ting
surfa
ce w
ater
fe
atur
es a
t the
site
. D
rain
age
patte
rn is
gen
eral
ly d
endr
itic
and
ephe
mer
al.
23
Sit
e Lo
cati
on P
lan
24
Gro
undw
ater
Ove
rvie
w
�R
EGIO
NA
L G
RO
UN
DW
ATE
R A
QU
IFER
S
•Th
e V
CS
site
is u
nder
lain
by
a th
ick
wed
ge o
f sou
thea
ster
ly d
ippi
ng
sedi
men
tary
dep
osits
and
ove
rlies
the
Gul
f Coa
st A
quife
r Sys
tem
.
•Th
e G
ulf C
oast
Aqu
ifer S
yste
m c
onsi
sts
of a
ltern
atin
g be
ds o
f cla
y, s
ilt,
sand
and
gra
vel.
•Th
e G
ulf C
oast
Aqu
ifer,
in g
ener
al, i
s su
bdiv
ided
into
four
maj
or
hydr
ogeo
logi
c un
its.
From
sha
llow
est t
o de
epes
t the
y ar
e:�
Chi
cot A
quife
r�
Evan
gelin
e Aq
uife
r�
Jasp
er A
quife
r (c
onta
ins
the
Bur
kevi
lle C
onfin
ing
Sys
tem
)�
Cat
ahou
la C
onfin
ing
Sys
tem
•Th
e pr
inci
pal a
quife
rs in
Vic
toria
Cou
nty
are
the
Chi
cota
ndEv
ange
line.
25
Gro
undw
ater
Ove
rvie
w
�LO
CA
L G
RO
UN
DW
ATE
R A
QU
IFER
S
•Th
e C
hico
t Aqu
ifere
xten
ds to
a d
epth
of a
ppro
xim
atel
y 40
0 fe
et
(ele
vatio
n of
app
roxi
mat
ely
-300
feet
) ben
eath
the
site
.�
Prim
ary
aqui
fer o
f int
eres
t for
pla
nt c
onst
ruct
ion,
site
dev
elop
men
t, an
d ac
cide
ntal
rele
ase
anal
ysis
.�
Eva
luat
ed th
roug
h lit
erat
ure
and
stat
e da
taba
se re
view
s, a
nd fr
om d
ata
colle
cted
dur
ing
site
geo
tech
nica
l sub
surfa
ce in
vest
igat
ions
.
•Th
e Ev
ange
line
Aqu
iferu
nder
lies
the
Chi
cot A
quife
r to
a de
pth
of
appr
oxim
atel
y 1,
100
feet
(ele
vatio
n of
app
roxi
mat
ely
-1,0
00 fe
et).
�Id
entif
ied
sour
ce o
f gro
undw
ater
for p
lant
ope
ratio
ns (p
ropo
sed
on-s
ite w
ell
field
).�
Eva
luat
ed th
roug
h lit
erat
ure
and
stat
e da
taba
se re
view
s.
•P
rimar
y pl
ant w
ater
dem
ands
is fo
r coo
ling
and
will
be
from
sur
face
wat
er
sour
ces.
�G
roun
dwat
er is
a s
econ
dary
sou
rce
for p
lant
non
-coo
ling
use.
26
Gro
undw
ater
Ove
rvie
w
�SU
BSU
RFA
CE
INVE
STIG
ATI
ON
PR
OG
RA
M
•E
valu
ate
site
geo
tech
nica
l, ge
olog
ic a
nd h
ydro
geol
ogic
con
ditio
ns to
a
dept
h of
up
to 6
00 fe
et.
•S
ubsu
rface
info
rmat
ion
was
col
lect
ed fr
om m
ore
than
200
geo
tech
nica
l bo
rings
, geo
logi
c/ge
ophy
sica
l bor
ings
, con
e pe
netro
met
er te
sts
(CP
Ts),
shal
low
test
pits
, gro
undw
ater
obs
erva
tion
and
test
wel
ls, a
nd b
oreh
ole
perm
eam
eter
test
s.
•La
bora
tory
Ana
lysi
s:�
Geo
tech
nica
l pro
perti
es.
�D
istri
butio
n C
oeffi
cien
ts (K
d) fo
r sel
ecte
d is
otop
es (i
n su
ppor
tof S
SA
R 2
.4.1
3 –
Acc
iden
tal R
elea
se o
f Rad
ioac
tive
Liqu
id E
fflue
nts
in G
roun
d an
dS
urfa
ce
Wat
er).
27
Sub
surf
ace
Pro
file
: U
nit
1(W
est
–E
ast)
28
Gro
undw
ater
Ove
rvie
w
�G
RO
UN
DW
ATE
R S
PEC
IFIC
FIE
LD IN
VEST
IGA
TIO
N
•G
eote
chni
cal B
orin
gs L
ogs,
Geo
phys
ical
Log
s, a
nd L
abor
ator
y Te
sts:
Use
d to
der
ive
site
hyd
rost
ratig
raph
y.
•G
roun
dwat
er O
bser
vatio
n W
ells
: 27
wel
l pai
rs (5
4 ob
serv
atio
n w
ells
).�
Wel
l dep
ths
rang
ed fr
om a
ppro
xim
atel
y 45
to 1
55 fe
et.
�G
eoch
emic
al w
ater
sam
ples
wer
e co
llect
ed fr
om a
sub
set o
f the
se w
ells
.
•S
lug
Test
s: T
ests
con
duct
ed in
the
obse
rvat
ion
wel
ls.
•A
quife
r Pum
ping
Tes
ts:
Two
aqui
fer p
umpi
ng te
st w
ell c
lust
ers.
�E
ach
wel
l clu
ster
con
sist
ed o
f 1 te
st w
ell a
nd 4
obs
erva
tion
wel
ls.
�Te
st w
ell d
epth
s: A
ppro
xim
atel
y 80
feet
and
180
feet
.
•B
oreh
ole
Per
mea
met
er T
ests
: Te
sts
pref
orm
ed a
t 16
loca
tions
.�
Bor
ehol
es lo
cate
d in
the
foot
prin
t of t
he p
ropo
sed
Coo
ling
Bas
in.
�Te
st d
epth
s: A
ppro
xim
atel
y 5
and
10 fe
et.
29
Sit
e W
ell L
ocat
ion
Pla
n
30
Gro
undw
ater
Ove
rvie
w
�C
HIC
OT
AQ
UIF
ER –
SITE
CO
ND
ITIO
NS
•G
roun
dwat
er e
ncou
nter
ed a
t dep
ths
of a
ppro
xim
atel
y 30
to 6
0 fe
etbe
neat
h th
e si
te.
•Th
e C
hico
t Aqu
ifer w
as s
ubdi
vide
d in
to th
e fo
llow
ing
hydr
ostra
tigra
phic
un
its:
�A
dis
cont
inuo
us, u
nsat
urat
ed (v
ados
e zo
ne) s
and
unit
enco
unte
red
in th
e cl
ay
units
abo
ve th
e w
ater
tabl
e.�
A S
hallo
w A
quife
r con
sist
ing
of in
terb
edde
d sa
nd la
yers
to a
dep
th o
f ap
prox
imat
ely
120
feet
bel
ow g
roun
d su
rface
.o
Upp
er S
hallo
w A
quife
r (ap
prox
imat
ely
50 to
80
feet
bel
ow g
roun
d su
rface
).o
Low
er S
hallo
w A
quife
r (ap
prox
imat
ely
90 to
120
feet
bel
ow g
roun
dsu
rface
).�
A D
eep
Aqu
ifer c
onsi
stin
g of
inte
rbed
ded
sand
laye
r fro
m a
ppro
xim
atel
y 13
0 to
28
0 fe
et b
elow
gro
und
surfa
ce.
•Th
e gr
ound
wat
er fl
ow d
irect
ion
is g
ener
ally
to th
e ea
st to
war
ds th
e G
uada
lupe
Riv
er V
alle
y.
31
Pot
enti
omet
ric
Sur
face
Map
32
Gro
undw
ater
Ove
rvie
w
�G
RO
UN
DW
ATE
R F
LOW
MO
DEL
•A
n el
even
laye
r, nu
mer
ical
gro
undw
ater
flow
mod
el w
as d
evel
oped
to
assi
st w
ith th
e in
terp
reta
tion
of th
e su
bsur
face
hyd
roge
olog
ic m
ater
ials
and
to
sim
ulat
e po
st-c
onst
ruct
ion
grou
ndw
ater
con
ditio
ns.
�S
eepa
ge ra
te fr
om th
e co
olin
g ba
sin
into
the
site
gro
undw
ater
sys
tem
s.�
Pos
t-con
stru
ctio
n gr
ound
wat
er le
vel i
n th
e po
wer
blo
ck.
�P
lant
con
stru
ctio
n de
wat
erin
g.�
Pos
tula
ted,
pos
t-con
stru
ctio
n ac
cide
ntal
rele
ase
path
way
s.
33
Pla
n V
iew
of
Mod
elin
g G
rid
34
Acc
iden
tal R
elea
se P
arti
cles
Tra
cks