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BACKGR O
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Part 51, App. Y

a n Marin Drive, r ios were an DEQ provid e d to ENVIRO N the Hayden d in subject

‐ t

r Hayden ar e u r sources a t o se emission

e ters used i n Table 2 co m h anges in bo H ayden emi
m al Conic (L C g Protocol f o o ns (2.27 g/ s t he revised C s t change b e s ) was redu c e ling Protoc o d revised st a LCC
‐ Y (km)

1 ‐ 677.829 1 ‐ 677.829 1 ‐ 677.829 1 ‐ 677.829

5 ‐ 677.437 5 ‐ 677.437 0 ‐ 677.589 4 ‐ 677.684

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t ion 1(2),

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r e reported deling (see missions ha v 0 51 g/s of S O t were 34% l
o r PM wher e ing the WR A u late (PM 2.5 )

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CALPUF F
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F Modeling R

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the Hayde n h at was 84 k m a bles 3 thro u f or each Cla s
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m issions

n tile visibilit y n s from 2.6 1 a ximum 98 t h
e original e m i ch are abo v r io, the max i h e 0.5 dv si g l ow the 0.5 d

F: 415

‐ 899

‐ 070 visibility im

d

ity impact.

n the WRAP t h percentile lone, the W e d CALPUFF n e, the WRA P

LPUFF (with
w as perform e

RMC result s because w e e s have sho w M ET output e y ing the CAL d CALPUFF m M emissions o ld.

y impacts av 1 to 1.52 dv, h percentile v m issions to 1

. v e the 0.5 d v i mum 98 th p g nificance t h d v significa n

7 pact excee d

RMC and averaged o v RAP RMC modeling w P RMC esti m h in 2%) usin g e d over 6 y e s given that
e had to rer u w n CALPUF F e ven with th

MET option s m odeling

alone are w

eraged ove r a 42%
v isibility im p

. 52 dv whe n v significanc e p ercentile h reshold usi n n ce threshol d d ed

v er

w ithin
m ates g the
e ars

we u n F e s 8

. In
ithin

r 3

p acts n the
e

n g dTable 3. emissio n Class I Area Original W GALI SUPE Updated GALI SUPE Update C A GALI SUPE

Table 4. Class I Area Original W GALI SUPE Updated GALI SUPE Update C A GALI SUPE

Table 5. Class I Area Original W GALI SUPE Updated GALI SUPE Update C A GALI SUPE

773 S a CALPUFF vi n s. Dist (km) M ( d W RAP RMC 47 5 49 5 CALPUFF wit 47 5 49 5 A LPUFF with 47 2 49 3

CALPUFF vi

Dist (km) M ( d W RAP RMC 47 4 49 5 CALPUFF wit 47 5 49 5 A LPUFF with 47 2 49 3

CALPUFF vi

Dist (km) M ( d W RAP RMC 47 0 49 0 CALPUFF wit 47 0 49 0 A LPUFF with 47 0 49 0

a n Marin Drive, sibility resu
M ax

d v) 99 th (dv)

.20 3.04 .69 3.28 h Original W .32 3.21 .70 3.25 Revised Emi .47 1.89 .69 1.76

sibility resu M ax

d v) 99 th (dv)

.98 2.74 .33 3.03 h Original W .11 2.84 .33 3.00 Revised Emi .47 1.87 .67 1.75

sibility resu M ax

d v) 99 th (dv)

.02 0.01 .03 0.01 h Original W .02 0.01 .03 0.01 Revised Emi .02 0.01 .03 0.01

Suite 2115, No v www. e lts for the A

98 th (dv)

2.51 2.64 RAP RMC E m 2.47 2.52 ssions 1.39 1.40

lts for the A 98 th (dv)

2.24 2.40 RAP RMC E m 2.19 2.35 ssions 1.38 1.39

lts for the A 98 th (dv)

0.01 0.01 RAP RMC E m 0.01 0.01 ssions 0.01 0.01

v ato, CA 94998 P e nvironcorp.co m 7 A sarco Hayd e #Days > 0.5 dv 2

338 3 313
m issions 349 3 323

175 159

A sarco Hayd e #Days > 0.5 dv 2

290 280
m issions 296 3 292

167 155

A sarco Hayd e #Days > 0.5 dv 2

0 0 0 0
m issions 0 0 0 0

0 0 0 0

P : 415

‐ 899

‐ 0700 m e n facility a
98 th 2 001 98 t h 200 2

3.01 2.0 2 2.46 2.4 2

3.31 2.0 2 2.52 2.4 6

1.89 1.0 4 1.56 1.2 8

e n facility a 98 th 2 001 98 t h 200 2

2.74 1.6 6 2.4 2.2 9

3.21 1.6 6 2.43 2.3 3

1.88 1.0 4 1.53 1.2 6

e n facility a 98 th 2 001 98 t h 200 2

0.01 0.0 1 0.01 0.0 1

0.01 0.0 1 0.01 0.0 1

0.01 0.0 1 0.01 0.0 1

F: 415

‐ 899

‐ 070 nd SO 2 , NO X

h 2 98 th 2003

2 2.51 2 2.83

2 2.52 6 2.82

4 1.63 8 1.41

nd just the S h 2 98 th 2003

6 2.3 9 2.47

6 2.24 3 2.50

4 1.63 6 1.41

nd just the N h 2 98 th 2003

1 0.01 1 0.01

1 0.00 1 0.01

1 0.01 1 0.01

7 X and PM

98 th 3
‐ Yr Avg

2.51 2.57

2.61 2.60

1.52 1.42

S O 2 emissio 98 th 3
‐ Yr Avg

2.23 2.39

2.37 2.42

1.52 1.40

N O X emissi o 98 th 3
‐ Yr Avg

0.01 0.01

0.01 0.01

0.01 0.01 ns.

o ns.Table 6. Class I Area Original W GALI SUPE Updated GALI SUPE Update C A GALI SUPE

CONCLU S
Asarco h Hayden s Asarco h CALPUF F
The Ariz o adverse v impacts a which e x that the using th e over thr e significa n
The Ariz o to visibil i year visi b threshol d eligible. 0.04 dv, o Hayden f

773 S a CALPUFF vi

Dist (km) M ( d W RAP RMC 47 0 49 0 CALPUFF wit 47 0 49 0 A LPUFF with 47 0 49 0

S IONS FRO M

as raised nu s melter facil
as develop e F BART mod e

o na RHR SIP
v isibility im p a veraged o v x ceeded the

Hayden faci
e revised Ha y e e years visi b
n t visibility i m

o na RHR SIP i ty impairm e b ility impac t d

. Based on However, w o ver a facto f acility PM e

a n Marin Drive, sibility resu M ax

d v) 99 th (dv)

.90 0.63 .81 0.52 h Original W .90 0.62 .83 0.51 Revised Emi .07 0.05 .08 0.04

M THE UPD A

merous iss u ity that wer d revised e m e ling.

concluded t p airment at a v er 3 years a t

1 dv signific lity SO 2 emi s y den facilit y b ility impac t m pairment t
concluded t e nt at a Clas s s was 0.53 d these resul t w hen using t h

r of 10 belo w missions sh o

Suite 2115, No v www. e lts for the A 98 th (dv)

0.53 0.42 RAP RMC E m 0.52 0.41 ssions 0.04 0.03

A TED CALPU

u es associat e e used in th e m issions for

t hat SO 2 em i a Class I are a t any Class I ant visibilit y s sions were y emissions f t at any Clas s t hreshold.

t hat PM emi s I area sinc e d v, which ex c t s ADEQ co n h e revised e w the 0.5 d v o uld not be

v ato, CA 94998 P e nvironcorp.co m 8 A sarco Hayd e #Days > 0.5 dv 2

34 0 14 0
m issions 33 0 14 0

0 0 0 0

FF MODELI N

e d with the o e WRAP RM the Hayden

i ssions from
a since the m area within y impairmen

BART

‐ eligib f ound that t h
s I area was

ssions from
e the maxi m c eeded the 0 n cluded tha t

missions th e v significant c

considered

P : 415

‐ 899

‐ 0700 m e n facility a 98 th 2 001 98 t h 200 2

0.53 0.5 1 0.42 0.4 3

0.55 0.5 2 0.41 0.4 3

0.04 0.0 3 0.04 0.0 3

N G

o verstatem e C subject

‐ t o facility that

the Asarco m aximum 9 8

300 km of t t threshold. le. The upd a h e maximu m 1.52 dv, wh

the Asarco m um 98 th pe r

0.5 dv signi f t the Hayde n e 98 th perce n c ontributio n BART

‐ eligib l

F: 415

‐ 899

‐ 070 nd just the P h 2 98 th 2003

1 0.55 3 0.40

2 0.55 3 0.41

3 0.04 3 0.03

e nt of emiss o ‐ BART CAL P t were used

Hayden fac i 8 th percentil e t he source w

So the AD E ated CALPU m 98 th perce h ich is still a b

Hayden faci
r centile ave r f icant contri b
n PM emissi o ntile visibili t n threshold. l e.

7 P M emissio n 98 th 3
‐ Yr Avg

0.53 0.41

0.54 0.42

0.04 0.04

ions for the i P UFF modeli in updated

i lity caused
e visibility
w as 2.39 dv, E Q conclude FF modelin g ntile averag b ove the 1 d

lity contrib u r age over th b ution o ns are BAR T t y impact is o

Thus, the n s.

i r ng.

d g

ed
v

u ted
ree

T

‐ o nly773 S a 

### Asarco

(Sou

n Marin Drive, 

### Hayden F a Origin a

rce: http: /

Suite 2115, No v www. e 

## ATT A

a cility Visi b

a l WRAP R / /pah.cer t

v ato, CA 94998 P e nvironcorp.co m 9 

## A CHMEN T

b ility Imp a
R MC CALP U

t .ucr.edu/ a

P : 415

‐ 899

‐ 0700 m 

## T A

a cts at Cla s
U FF Mode

a qm/308 /

F: 415

‐ 899

‐ 070 

### s s I Areas f ling / bart.sht m

7 

### f rom

m l )gali Galiu supe Supe sian Sierr a sagu Sagu a
maza Maz a moba Mou n pimo Pine chir Chiri c gila Gila W pefo Petri f syca Syca

gali Galiu supe Supe sian Sierr a sagu Sagu a
maza Maz a moba Mou n pimo Pine chir Chiri c gila Gila W pefo Petri f syca Syca SRC05 AS A

gali Galiu supe Supe sian Sierr a sagu Sagu a
maza Maz a moba Mou n pimo Pine chir Chiri c gila Gila W pefo Petri f syca Syca Class I Are a SRC05 AS A

Class I Are a SRC05 AS A

Class I Are a

773 S a ro Wilderness rstition Wilderne s a Ancha Wildern e
a ro NM
a tzal Wilderness
n t Baldy Wilderne s Mountain Wilder n
c ahua NM W ilderness f ied Forest NP more Canyon Wi A

ro Wilderness rstition Wilderne s a Ancha Wildern e
a ro NM
a tzal Wilderness
n t Baldy Wilderne s Mountain Wilder n c ahua NM W ilderness f ied Forest NP more Canyon W A A RCO – Hayden S

ro Wilderness rstition Wilderne s
a Ancha Wildern e a ro NM
a tzal Wilderness
n t Baldy Wilderne s Mountain Wilder n c ahua NM W ilderness f ied Forest NP more Canyon W A a A RCO – Hayden S

a A RCO – Hayden S

a

a n Marin Drive, Minimum (k m

4 7 s s 4 9
e ss 8 4 8 6 12 1
s s 15 1
n ess 16 7 16 9 18 6 21 5 A 23 9

Minimum (k m

4 7 s s 4 9
e ss 8 4 8 6 12 1
s s 15 1
n ess 16 7 16 9 18 6 21 5 A 23 9 S melter: NOx O Minimum (k m

4 7 s s 4 9
e ss 8 4 8 6 12 1
s s 15 1
n ess 16 7 16 9 18 6 21 5 A 23 9 S melter: SO2 O n S melter: SO2 =

Suite 2115, No v www. e Distance Max D
m ) ( d

7 5 9 5 4 4 6 5 1 4 1 2 7 2 9 3 6 2 5 2 9 1

Distance Max D
m ) ( d

7 4 9 5 4 6 5 1 4 1 2 7 2 9 2 6 2 5 2 9 1 nly: NOx = 80 T P Distance Max D
m ) ( d

7 0 9 0 4 0 6 0 1 0 1 0 7 0 9 0 6 0 5 0 9 n ly: SO2 = 36,5 2 Results f 36,524 TPY; NO x

v ato, CA 94998 P e nvironcorp.co m 10 D elta-dv 99 th 9 8 d v) (dv) ( d

5 .2 3.04 2

. .69 3.28 2

. .07 2.02 1

. .44 2.34 1

. .15 1.7 1

. .28 1.09 0

. .66 1.23 1

. .08 1.91 1

. .33 1.04 0

. .93 1.22 0

. 1 .9 0.95 0

.

D elta-dv 99 th 9 8 d v) (dv) ( d

.98 2.74 2

. .33 3.03 2 4 1.98 1

. .15 2.24 1 .09 1.59 1

. .24 1.06 0

. .61 1.18 0

. .98 1.86 1

. .23 1.02 0

. .89 1.19 0

. .87 0.93 0

. P Y D elta-dv 99 th 9 8 d v) (dv) ( d

.02 0.01 0

. .03 0.01 0

. .02 0.01 .01 0 .01 0 .01 0 .01 0 .01 0 .01 0 .01 0 0 0 2 4 TPY rom WRAP We b
x = 80 TPY; PM =

P : 415

‐ 899

‐ 0700 m 8 th Days d v) > 0.5 dv 2 0

. 51 338 3

. 64 313 2

. 59 136 1

. 82 173 2

. 31 117 1

. 79 49 0

. 01 74 1

. 51 172 1

. 87 67 0

. 88 56 0

. 79 54 0

8 th Days d v) > 0.5 dv 2 0

. 24 290 2 2 .4 280 2

. 52 126 1 .7 156 1

. 25 107 1

. 77 42 0

. 94 71 0

. 46 161 1

. 82 63 0

. 85 51 0

. 76 51 0

8 th Days d v) > 0.5 dv 2 0

. 01 0 0

. 01 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 9 8 9 8 b site

= 2,225 TP Y

9 8

F: 415

‐ 899

‐ 070 0 01 2002 .01 .46 .84 2 .1 .43 .93 .02 .39 .98 .77 0 .8

0 01 2002 .74 2 .4 .71 .95 .38 .91 .99 .29 .96 .74 .78

0 01 2002 .01 .01 0 0 0 0 0 0 0 0 0 0 0 0 0 8 th Percentile fo

0.0 1 0.0 1

0 0 0 0 0 1.2 3 0.7 4 0.9 0.6 4 0.9 8 1.1 3 0.6 6 0.9 1 2.2 9 1.2 2 0.7 9 0.9 2 0.6 7 0.9 3 1.2 9

1.6 6 0.6 6

8 th Percentile fo 1.4 2 1.0 5 1.2 1 2.0 2 2.4 2 8 th Percentile fo

7 3 Av 2.51 2.83 1.54 2.15 1.22 0.74 0.91 1.77 0.64 0.71 0.71

3 Av 2.3 2.47 1.43 1.99 1.16 0.71 0.88 1.66 0.62 0.68 0.69

3 Av 0.01 0.01

0 0 0 0 0 0 0 0 0 r each Year 2003 1 1 3 4

4 8 3 6 1 9 2 9 2 7 3 9

6 6

r each Year 2003 2003

2 5 1 2 2 r each Year 98 th Year
v erage 2.51 2.57 1.6 1.77 1.28 0.78 0.96 1.49 0.8 0.8 0.72

98 th Year
v erage 2.23 2.39 1.46 1.64 1.22 0.76 0.93 1.39 0.78 0.78 0.7

98 th Year
v erage 0.01 0.01

0 0 0 0 0 0 0 0 0SRC05 AS A

gali Galiu supe Supe sian Sierr a sagu Sagu a
maza Maz a moba Mou n pimo Pine chir Chiri c gila Gila W pefo Petri f syca Syca SRC05 AS A

gali Galiu supe Supe sian Sierr a sagu Sagu a
maza Maz a moba Mou n pimo Pine chir Chiri c gila Gila W pefo Petri f syca Syca Class I Are a Class I Are a

773 S a A RCO – Hayden S

ro Wilderness rstition Wilderne s a Ancha Wildern e a ro NM
a tzal Wilderness
n t Baldy Wilderne s Mountain Wilder n
c ahua NM W ilderness f ied Forest NP more Canyon W A A RCO – Hayden S

ro Wilderness rstition Wilderne s a Ancha Wildern e
a ro NM
a tzal Wilderness
n t Baldy Wilderne s Mountain Wilder n
c ahua NM W ilderness f ied Forest NP more Canyon W A a a

a n Marin Drive, S melter: PM On Minimum (k m

4 7 s s 4 9
e ss 8 4 8 6 12 1
s s 15 1
n ess 16 7 16 9 18 6 21 5 A 23 9 S melter: NOx + Minimum (k m

4 7 s s 4 9
e ss 8 4 8 6 12 1
s s 15 1
n ess 16 7 16 9 18 6 21 5 A 23 9

Suite 2115, No v www. e ly: PM = 2,225 T Distance Max D
m ) ( d

7 0 9 0 4 0 6 0 1 0 1 0 7 0 9 0 6 0 5 0 9 0 PM Only: NOx = Distance Max D
m ) ( d

7 0 9 0 4 0 6 0 1 0 1 0 7 0 9 0 6 0 5 0 9 0

v ato, CA 94998 P e nvironcorp.co m 11 T PY D elta-dv 99 th 9 8 d v) (dv) ( d

0 .9 0.63 0

. .81 0.52 0

. .35 0.17 0

. .52 0.31 0

. 0 .2 0.11 0

. .11 0.05 0

. .12 0.07 0

. .25 0.15 0

. .11 0.06 0

. .11 0.04 0

. .06 0.03 0

.

= 80 TPY; PM = 2 D elta-dv 99 th 9 8 d v) (dv) ( d

0 .9 0.64 0

. .82 0.52 0

. .35 0.18 0

. .52 0.31 0

. 0 .2 0.11 0

. .12 0.05 0

. .12 0.07 0

. .25 0.15 0

. .12 0.06 0

. .12 0.05 0

. .06 0.03 0

.

P : 415

‐ 899

‐ 0700 m 8 th Days d v) > 0.5 dv 2 0

. 53 34 0

. 42 14 0

. 13 0 0

. 25 1 0

. 09 0 0

. 04 0 0

. 05 0 0

. 12 0 0

. 05 0 0

. 04 0 0

. 03 0 0 2 ,225 TPY 8 th Days d v) > 0.5 dv 2 0

. 53 35 0

. 42 14 0

. 13 0 0

. 25 1 0

. 09 0 0

. 04 0 0

. 05 0 0

. 12 0 0

. 05 0 0

. 04 0 0

. 03 0 0 9 8 9 8

F: 415

‐ 899

‐ 070

0 01 2002 .53 .42 .15 .27 .09 .04 .05 .12 .05 .03 .03

0 01 2002 .53 .42 .15 .27 .09 .04 .05 .12 .05 .04 .03 0.0 4 0.0 3 0.1 4 0.0 8 0.0 4 0.0 6 0.1 2 0.0 6 0.1 2 0.0 6 0.1 2 0.0 6 0.0 4 0.0 3 0.5 1

8 th Percentile fo

0.5 2 0.4 3 0.4 3 0.1 1 0.1 4 0.0 8 0.0 4 8 th Percentile fo

7 3 Av 0.55 0.4 0.13 0.29 0.09 0.03 0.05 0.14 0.05 0.04 0.02

3 Av 0.55 0.4 0.13 0.29 0.09 0.04 0.05 0.14 0.05 0.04 0.02 4 3 4 8 4 6 2 6 2 6 2 6 4 3 1

r each Year 2003 2 3 3 1 4 8 4 r each Year 2003 98 th Year
v erage 0.53 0.41 0.13 0.23 0.09 0.04 0.05 0.13 0.05 0.04 0.03

98 th Year
v erage 0.53 0.42 0.13 0.23 0.09 0.04 0.06 0.13 0.05 0.04 0.03773 S a 

### Asarco Updated

n Marin Drive, 

### Hayden F a
CALPUFF M

Suite 2115, No v www. e 

## ATT A

a cility Visi b
M odeling u

v ato, CA 94998 P e nvironcorp.co m 12 

## A CHMEN T

b ility Imp a

u sing Orig i

P : 415

‐ 899

‐ 0700 m 

## T B

a cts at Cla s

inal WRA P

F: 415

‐ 899

‐ 070 

### s s I Areas f
P RMC Em i

7 

### f rom i ssionsgali G a supe S u sian Si e sagu S a
maza M a moba M o pimo Pi n chir C h gila Gi pefo P e syca S y

gali G a supe S u sian Si e sagu S a
maza M a moba M o pimo Pi n chir C h gila Gi pefo P e syca S y

gali G a supe S u sian Si e sagu S a
maza M a moba M o pimo Pi n chir C h gila Gi pefo P e syca S y Class I Area Class I Area Class I Area

773 S a a liuro Wilderness
u perstition Wildern e e rra Ancha Wildern
a guaro NM
a zatzal Wilderness
o unt Baldy Wildern e
n e Mountain Wilde r h iricahua NM la Wilderness
e trified Forest NP y camore Canyon W

a liuro Wilderness
u perstition Wildern e e rra Ancha Wildern
a guaro NM
a zatzal Wilderness
o unt Baldy Wildern e
n e Mountain Wilde r h iricahua NM la Wilderness
e trified Forest NP y camore Canyon W

a liuro Wilderness
u perstition Wildern e
e rra Ancha Wildern
a guaro NM
a zatzal Wilderness
o unt Baldy Wildern e
n e Mountain Wilde r h iricahua NM la Wilderness
e trified Forest NP y camore Canyon W S R

a n Marin Drive, Minimum D (km

47
e ss 49
ess 84 86 121
e ss 151
r ness 16 7 16 9 18 6 21 5 W iA 23 9

Minimum D (km

47
e ss 49
ess 84 86 121
e ss 151
r ness 16 7 16 9 18 6 21 5 W iA 23 9

Minimum D (km

47
e ss 49
ess 84 86 121
e ss 151
r ness 16 7 16 9 18 6 21 5 W iA 23 9 SRC05 R C05 ASARCO – H

SRC05 A

Suite 2115, No v www. e D istance Max Del ) (dv )

5.3 2 5.7 0 4.1 8 5.6 4 4.1 3 2.3 7 7 2.7 0 9 3.2 3 6 2.3 4 5 3.0 1 9 1.8 7

D istance Max Del ) (dv )

5.1 1 5.3 3 4.1 1 5.3 7 4.0 7 2.3 3 7 2.6 4 9 3.1 4 6 2.2 5 5 2.9 7 9 1.8 4

D istance Max Del ) (dv )

0.0 2 0.0 3 0.0 2 0.0 1 0.0 1 0.0 1 7 0.0 1 9 0.0 1 6 0.0 1 5 0.0 1 9 0.0 0 2012 Re
‐ ru n

ASARCO – Hayd e H ayden Smelter: S

A SARCO – Hayden

v ato, CA 94998 P e nvironcorp.co m 13 ta-dv 99 th ) (dv)

2 3.21 0 3.25 8 2.00 4 2.39 3 1.70 7 1.09 0 1.27 3 1.90 4 1.12 1 1.21 7 0.99

ta-dv 99 th ) (dv)

1 2.84 3 3.00 1 1.90 7 2.27 7 1.59 3 1.05 4 1.21 4 1.85 5 1.07 7 1.18 4 0.96

ta-dv 99 th ) (dv)

2 0.01 3 0.01 2 0.01 1 0.00 1 0.00 1 0.00 1 0.00 1 0.00 1 0.00 1 0.00 0 0.00 n Results ‐ Old Emi

e n Smelter: NOx O S O2 = 36,524 TPY ;

Smelter: SO2 O n

P : 415

‐ 899

‐ 0700 m 98 th Days

(dv) > 0.5 d v

2.47 349 2.52 323 1.56 145 1.84 183 1.34 126 0.80 53 0.99 82 1.51 178 0.85 81 0.85 61 0.80 60

98 th Days (dv) > 0.5 d v

2.19 296 2.35 292 1.50 132 1.69 166 1.32 118 0.78 47 0.95 79 1.45 165 0.83 73 0.82 54 0.78 58

98 th Days (dv) > 0.5 d v

0.01 0 0.01 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 ssions

O nly: NOx = 79 T P ; NOx = 79 TPY; P

n ly: SO2 = 36,524 T

F: 415

‐ 899

‐ 070 98th Percentile
v 2001 20 0 3.31 2. 0 2.52 2. 4 1.85 1. 4 2.31 1. 0 1.59 1. 2 0.98 0. 6 1.24 0. 9 1.51 1. 3 1.12 0. 7 0.78 0. 9 0.92 0. 6

98th Percentile
v 2001 20 0 3.21 1. 6 2.43 2. 3 1.72 1. 2 2.13 1. 0 1.57 1.1 0.96 0. 6 1.20 0. 9 1.45 1. 2 1.07 0. 7 0.76 0. 9 0.91 0. 6

98th Percentile
v 2001 20 0 0.01 0. 0 0.01 0. 0 0.00 0. 0 0.01 0. 0 0.00 0. 0 0.00 0. 0 0.00 0. 0 0.00 0. 0 0.00 0. 0 0.00 0. 0 0.00 0. 0 P Y M = 2,225 TPY

T PY

7 for each Yea r 3 0 2 2003 Av 0 2 2.52 4 6 2.82 4 3 1.56 0 7 2.15 2 3 1.23 6 9 0.76 9 3 0.96 3 0 1.81 7 9 0.65 9 5 0.73 6 6 0.72

for each Yea r 3 0 2 2003 Av 6 6 2.24 3 3 2.50 2 3 1.47 0 0 2.00 5 1.20 6 8 0.73 9 1 0.92 2 6 1.69 7 6 0.64 9 2 0.70 6 5 0.70

for each Yea r 3 0 2 2003 Av 0 1 0.00 0 1 0.01 0 0 0.00 0 0 0.00 0 0 0.00 0 0 0.00 0 0 0.00 0 0 0.00 0 0 0.00 0 0 0.00 0 0 0.00 98 th 3 Yea r v erage 2.61 2.60 1.61 1.84 1.35 0.81 1.04 1.54 0.85 0.82 0.77

98 th 3 Yea r v erage 2.37 2.42 1.47 1.71 1.30 0.79 1.01 1.46 0.82 0.79 0.75

98 th 3 Yea r v erage 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00gali G a supe S u sian Si e sagu S a
maza M a moba M o pimo Pi n chir C h gila Gi pefo P e syca S y

gali G a supe S u sian Si e sagu S a
maza M a moba M o pimo Pi n chir C h gila Gi pefo P e syca S y Class I Area

Class I Area

773 S a a liuro Wilderness
u perstition Wildern e
e rra Ancha Wildern
a guaro NM
a zatzal Wilderness
o unt Baldy Wildern e
n e Mountain Wilde r h iricahua NM la Wilderness
e trified Forest NP y camore Canyon W

a liuro Wilderness
u perstition Wildern e e rra Ancha Wildern
a guaro NM
a zatzal Wilderness
o unt Baldy Wildern e
n e Mountain Wilde r h iricahua NM la Wilderness
e trified Forest NP y camore Canyon W S

a n Marin Drive, Minimum D (km

47
e ss 49
ess 84 86 121
e ss 151
r ness 16 7 16 9 18 6 21 5 W iA 23 9

Minimum D (km

47
e ss 49
ess 84 86 121
e ss 151
r ness 16 7 16 9 18 6 21 5 W iA 23 9 SRC05

S RC05 ASARCO –

Suite 2115, No v www. e D istance Max Del ) (dv )

0.9 0 0.8 3 0.3 4 0.5 1 0.2 0 0.1 1 7 0.1 2 9 0.2 5 6 0.1 1 5 0.1 1 9 0.0 6

D istance Max Del ) (dv )

0.9 0 0.8 4 0.3 5 0.5 2 0.2 0 0.1 2 7 0.1 2 9 0.2 5 6 0.1 2 5 0.1 2 9 0.0 6 ASARCO – Hayd e

Hayden Smelter:

v ato, CA 94998 P e nvironcorp.co m 14 ta-dv 99 th ) (dv)

0 0.62 3 0.51 4 0.17 1 0.31 0 0.11 1 0.05 2 0.06 5 0.15 1 0.06 1 0.04 6 0.03

ta-dv 99 th ) (dv)

0 0.63 4 0.52 5 0.17 2 0.31 0 0.11 2 0.05 2 0.07 5 0.15 2 0.06 2 0.05 6 0.03 e n Smelter: PM O n

NOx + PM Only: N

P : 415

‐ 899

‐ 0700 m 98 th Days

(dv) > 0.5 d v

0.52 33 0.41 14 0.12 0 0.23 1 0.09 0 0.03 0 0.05 0 0.12 0 0.05 0 0.03 0 0.03 0

98 th Days (dv) > 0.5 d v

0.52 34 0.41 15 0.12 0 0.23 1 0.09 0 0.04 0 0.05 0 0.12 0 0.05 0 0.04 0 0.03 0 n ly: PM = 2,225 T P

N Ox = 79 TPY; P M

F: 415

‐ 899

‐ 070 98th Percentile
v 2001 20 0 0.55 0. 5 0.41 0. 4 0.15 0.1 0.27 0.1 0.09 0. 0 0.04 0. 0 0.05 0. 0 0.12 0.1 0.05 0. 0 0.03 0. 0 0.03 0. 0

98th Percentile
v 2001 20 0 0.55 0. 5 0.42 0. 4 0.15 0.1 0.27 0.1 0.09 0. 0 0.04 0. 0 0.05 0. 0 0.12 0.1 0.05 0. 0 0.04 0. 0 0.03 0. 0 PY

M = 2,225 TP Y

7 for each Yea r 3 0 2 2003 Av 5 2 0.55 4 3 0.41

1 0.13 4 0.29 0 8 0.09 0 4 0.03 0 6 0.05 2 0.14 0 6 0.05 0 4 0.04 0 3 0.02

for each Yea r 3 0 2 2003 Av 5 2 0.55 4 4 0.41 2 0.14 4 0.29 0 8 0.09 0 4 0.04 0 6 0.05 2 0.14 0 6 0.05 0 4 0.04 0 3 0.02 98 th 3 Yea r v erage 0.54 0.42 0.13 0.23 0.09 0.04 0.05 0.13 0.05 0.04 0.03

98 th 3 Yea r v erage 0.54 0.42 0.14 0.23 0.09 0.04 0.05 0.13 0.05 0.04 0.03

### Upd a

773 S a 

### Asarco

a ted CALP U

a n Marin Drive, 

### Hayden F a
U FF Mode l

Suite 2115, No v www. e 

## ATT A

a cility Visi b
l ing using

v ato, CA 94998 P e nvironcorp.co m 15 

## A CHMEN T

b ility Imp a Revised E m

P : 415

‐ 899

‐ 0700 m 

## T C

a cts at Cla s

m issions f r

F: 415

‐ 899

‐ 070 

### s s I Areas f

r om Asarc

7 

### f rom

o (Jan 20 1 3)gali G a supe S u sian Si e sagu S a
maza M a moba M o pimo Pi n chir C h gila Gi pefo P e syca S y

gali G a supe S u sian Si e sagu S a
maza M a moba M o pimo Pi n chir C h gila Gi pefo P e syca S y

gali G a supe S u sian Si e sagu S a
maza M a moba M o pimo Pi n chir C h gila Gi pefo P e syca S y Class I Area Class I Area

Class I Area

773 S a a liuro Wilderness
u perstition Wildern e
e rra Ancha Wildern
a guaro NM
a zatzal Wilderness
o unt Baldy Wildern e
n e Mountain Wilde r h iricahua NM la Wilderness
e trified Forest NP y camore Canyon W

a liuro Wilderness
u perstition Wildern e e rra Ancha Wildern
a guaro NM
a zatzal Wilderness
o unt Baldy Wildern e
n e Mountain Wilde r h iricahua NM la Wilderness
e trified Forest NP y camore Canyon W

a liuro Wilderness
u perstition Wildern e
e rra Ancha Wildern
a guaro NM
a zatzal Wilderness
o unt Baldy Wildern e
n e Mountain Wilde r h iricahua NM la Wilderness
e trified Forest NP y camore Canyon W S

a n Marin Drive, Minimum D (km

47
e ss 49
ess 84 86 121
e ss 151
r ness 16 7 16 9 18 6 21 5 W iA 23 9

Minimum D (km

47
e ss 49
ess 84 86 121
e ss 151
r ness 16 7 16 9 18 6 21 5 W iA 23 9

Minimum D (km

47
e ss 49
ess 84 86 121
e ss 151
r ness 16 7 16 9 18 6 21 5 W iA 23 9 SRC05 S RC05 ASARCO –

SRC05 A

Suite 2115, No v www. e D istance Max Del ) (dv )

2.4 7 3.6 9 2.7 8 3.9 2 1.9 3 1.6 9 7 1.7 9 9 2.5 4 6 1.5 2 5 2.3 1 9 1.1 5

D istance Max Del ) (dv )

2.4 7 3.6 7 2.7 7 3.9 1 1.9 1 1.6 9 7 1.7 8 9 2.5 4 6 1.5 1 5 2.3 0 9 1.1 5

D istance Max Del ) (dv )

0.0 2 0.0 3 0.0 1 0.0 1 0.0 1 0.0 1 7 0.0 1 9 0.0 1 6 0.0 1 5 0.0 1 9 0.0 1

ASARCO – Hayd e Hayden Smelter:

A SARCO – Hayde n

v ato, CA 94998 P e nvironcorp.co m 16 ta-dv 99 th ) (dv)

7 1.89 9 1.76 8 1.18 2 1.33 3 1.00 9 0.67 9 0.70 4 1.20 2 0.75 1 0.79 5 0.63

ta-dv 99 th ) (dv)

7 1.87 7 1.75 7 1.16 1 1.32 1 0.99 9 0.67 8 0.70 4 1.19 1 0.75 0 0.79 5 0.63

ta-dv 99 th ) (dv)

2 0.01 3 0.01 1 0.01 1 0.00 1 0.00 1 0.00 1 0.00 1 0.00 1 0.00 1 0.00 1 0.00 e n Smelter: NOx O

SO2 = 23971 TP Y

n Smelter: SO2 O n

P : 415

‐ 899

‐ 0700 m 98 th Days

(dv) > 0.5 d v

1.39 175 1.40 159 0.85 65 1.06 88 0.75 53 0.51 25 0.55 31 0.90 87 0.53 27 0.55 27 0.45 16

98 th Days (dv) > 0.5 d v

1.38 167 1.39 155 0.84 65 1.06 87 0.75 53 0.50 25 0.55 30 0.90 86 0.52 26 0.55 27 0.45 16

98 th Days (dv) > 0.5 d v

0.01 0 0.01 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 0.00 0 O nly: NOx = 79 T P Y ; NOx = 79 TPY; P

n ly: SO2 = 23971 T

F: 415

‐ 899

‐ 070 98th Percentile
v 2001 20 0 1.89 1. 0 1.56 1. 2 0.89 0. 7 1.26 0. 6 0.91 0. 7 0.58 0. 4 0.65 0. 5 0.93 0. 7 0.78 0. 4 0.58 0. 5 0.49 0. 4

98th Percentile
v 2001 20 0 1.88 1. 0 1.53 1. 2 0.88 0. 7 1.25 0. 6 0.90 0. 7 0.58 0. 4 0.65 0. 5 0.93 0. 7 0.77 0. 4 0.57 0. 5 0.49 0. 4

98th Percentile
v 2001 20 0 0.01 0. 0 0.01 0. 0 0.01 0. 0 0.00 0. 0 0.00 0. 0 0.00 0. 0 0.00 0. 0 0.00 0. 0 0.00 0. 0 0.00 0. 0 0.00 0. 0 P Y P M = 155 TP Y

T P Y

7 for each Yea r 3 0 2 2003 Av 0 4 1.63 2 8 1.41 7 5 0.85 6 6 1.30 7 1 0.75 4 3 0.43 5 0 0.54 7 7 1.14 4 7 0.41 5 6 0.51 4 2 0.45

for each Yea r 3 0 2 2003 Av 0 4 1.63 2 6 1.41 7 5 0.84 6 6 1.29 7 1 0.75 4 3 0.43 5 0 0.54 7 5 1.13 4 7 0.41 5 5 0.51 4 2 0.45

for each Yea r 3 0 2 2003 Av 0 1 0.01 0 1 0.01 0 0 0.00 0 0 0.00 0 0 0.00 0 0 0.00 0 0 0.00 0 0 0.00 0 0 0.00 0 0 0.00 0 0 0.00 98 th 3 Yea r v erage 1.52 1.42 0.83 1.07 0.79 0.48 0.57 0.94 0.55 0.55 0.45

98 th 3 Yea r v erage 1.52 1.40 0.83 1.07 0.78 0.48 0.56 0.94 0.55 0.54 0.45

98 th 3 Yea r v erage 0.01 0.01 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00 0.00gali G a supe S u sian Si e sagu S a
maza M a moba M o pimo Pi n chir C h gila Gi pefo P e syca S y

gali G a supe S u sian Si e sagu S a
maza M a moba M o pimo Pi n chir C h gila Gi pefo P e syca S y Class I Area Class I Area

773 S a a liuro Wilderness
u perstition Wildern e
e rra Ancha Wildern
a guaro NM
a zatzal Wilderness
o unt Baldy Wildern e
n e Mountain Wilde r h iricahua NM la Wilderness
e trified Forest NP y camore Canyon W

a liuro Wilderness
u perstition Wildern e e rra Ancha Wildern
a guaro NM
a zatzal Wilderness
o unt Baldy Wildern e
n e Mountain Wilde r h iricahua NM la Wilderness
e trified Forest NP y camore Canyon W

a n Marin Drive, Minimum D (km

47
e ss 49
ess 84 86 121
e ss 151
r ness 16 7 16 9 18 6 21 5 W iA 23 9

Minimum D (km

47
e ss 49
ess 84 86 121
e ss 151
r ness 16 7 16 9 18 6 21 5 W iA 23 9 SRC0 5

SRC05 ASARCO

–

Suite 2115, No v www. e D istance Max Del ) (dv )

0.0 7 0.0 8 0.0 2 0.0 3 0.0 2 0.0 1 7 0.0 1 9 0.0 4 6 0.0 1 5 0.0 1 9 0.0 0

D istance Max Del ) (dv )

0.0 8 0.0 8 0.0 3 0.0 4 0.0 2 0.0 1 7 0.0 1 9 0.0 4 6 0.0 2 5 0.0 1 9 0.0 1 5 ASARCO – Hayd

– Hayden Smelte r

v ato, CA 94998 P e nvironcorp.co m 17 ta-dv 99 th ) (dv)

7 0.05 8 0.04 2 0.01 3 0.02 2 0.01 1 0.00 1 0.00 4 0.01 1 0.00 1 0.00 0 0.00

ta-dv 99 th ) (dv)

8 0.05 8 0.05 3 0.01 4 0.02 2 0.01 1 0.01 1 0.01 4 0.01 2 0.01 1 0.01 1 0.00 en Smelter: PM O

r : NOx + PM Only:

P : 415

‐ 899

‐ 0700 m 98 th Days

(dv) > 0.5 d v

0.04 0 0.03 0 0.01 0 0.01 0 0.01 0 0.00 0 0.00 0 0.01 0 0.00 0 0.00 0 0.00 0

98 th Days (dv) > 0.5 d v

0.04 0 0.04 0 0.01 0 0.01 0 0.01 0 0.00 0 0.01 0 0.01 0 0.00 0 0.00 0 0.00 0 O nly: PM = 155 TP Y

NOx = 79 TPY; P M

F: 415

‐ 899

‐ 070 98th Percentile
v 2001 20 0 0.04 0. 0 0.04 0. 0 0.01 0. 0 0.01 0. 0 0.01 0. 0 0.00 0. 0 0.00 0. 0 0.01 0. 0 0.00 0. 0 0.00 0. 0 0.00 0. 0

98th Percentile
v 2001 20 0 0.04 0. 0 0.04 0. 0 0.01 0. 0 0.02 0. 0 0.01 0. 0 0.00 0. 0 0.01 0. 0 0.01 0. 0 0.00 0. 0 0.00 0. 0 0.00 0. 0 Y

M = 155 TPY

7 for each Yea r 3 0 2 2003 Av 0 3 0.04 0 3 0.03 0 1 0.01 0 1 0.01 0 1 0.01 0 0 0.00 0 0 0.00 0 1 0.01 0 0 0.00 0 0 0.00 0 0 0.00

for each Yea r 3 0 2 2003 Av 0 4 0.04 0 4 0.04 0 1 0.01 0 1 0.02 0 1 0.01 0 0 0.00 0 1 0.01 0 1 0.01 0 1 0.00 0 0 0.00 0 0 0.00 98 th 3 Yea r v erage 0.04 0.04 0.01 0.01 0.01 0.00 0.00 0.01 0.00 0.00 0.00

98 th 3 Yea r v erage 0.04 0.04 0.01 0.01 0.01 0.00 0.01 0.01 0.00 0.00 0.00