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## Support C e n t e r for R e gu l a tor y A t m o s ph e r i c M od e l i ng ( S CR A M) 

# P r e f e r r e d / R e c om m e n d e d Mo d e ls

Y ou w i l l nee d A d o be A cr obat Reade r to v i ew the A dob e P D F f i l e s on t h i s pa g e. S e e E P A ' s P D F p a ge fo r m o r e i nf o r m at i o n abo u t gett i ng a nd u s i n g the

f r e e A cr obat R e ade r.

T he s e r e fi ned d i spe r s i on m o de l s a r e l i s t ed i n A ppe n d i x W an d a r e r equ i r ed t o b e u sed f o r S t a t e I m p l e m e n t a ti on P l an ( S I P ) r ev i s i ons f o r ex i s t i n g s o u r ces and f o r N e w S ou r ce

R e v i e w ( N S R ) a nd P r ev e n t i on o f S i g n i f i c an t D e t e r i o r a ti on ( P S D ) p r o g r a m s

. T h e m o de l s i n t h i s sec t i o n i nc l ude t he f o l l o w i ng :

A E R MO D M o d e l i n g S y s t em - A s t eady

- s t a t e p l u m e m o d e l t ha t i nco r po r a t es a i r d i spe r s i on bas e d on p l a ne t a r y b ound a r y l aye r t u r b u l e n ce s t r uc t u r e an d sc a l i ng conc e p t s

, i nc l ud i ng t r e a t m e n t o f b o t h s u r f ac e a nd e l e va t e d sou r ces

, and bo t h s i m p l e an d co m p l ex t e r r a i n

.

C A L P U F F M od e l i n g S ys t em - A n on

- s t eady

- s t a t e p u f f d i spe r s i o n m o de l t ha t s i m u l a t es t h e e ff ec t s o f t i m e - and spac e

- v a r

y i n g m e t eo r o l og i ca l c o nd i t i ons on po l l u t i on t r a n spo rt

, t r an s f o rm a t i o n

, a n d r e m o v a l

. C A L P U F F c an be app l i e d f o r l o n g

- r a nge t r a n spo rt a n d f o r co m p l ex t e rr a i n

.

O t h e r M o d e ls

- O t h e r d i spe r s i on m ode l s i n c l u d i ng B L P

, C A L I NE 3

, C A L 3 Q HC / C A L 3 Q H C R

, C T D M P L U S

, a n d O CD

.

A E R MO D M o d

e l i n g S ys t em

T he A m e r i can M e t eo r o l og i c a l S o c i e t y / E n v i r on m e n t a l P r o t ec t i o n A gen c y R eg u l a t o r y M ode l Im p r ove m e n t C o mm i t t e e ( A E R M I C ) w as f o r m e d t o i n t r od u ce s t a t e

- o f- t h e

- a r t

m o d e l i ng co n cep t s i n t o t h e E P A 's a i r qua l i t y m ode l s

. T h r ough A E R M I C

, a m ode l i n g sys t e m

, A E R MO D

, w as i n tr oduc e d t h a t i n co r po r a t ed a i r d i spe r s i on base d o n p l an e t a r y

b ound a r y l aye r t u r b u l e n ce s t r uc t u r e an d sc a l i ng conc e p t s

, i n c l u d i n g tr ea tm en t o f bo t h su r f a ce a nd e l e va t ed sou r ce s

, and bo t h s i m p l e an d c o m p l e x t e rr a i n

.

T he r e a r e t w o i n p u t d a t a p r oc e sso r s t h a t a r e r e gu l a t o r y c o m p one n t s o f t he A E R M O D m o de l i ng sys t e m: A E R M E T

, a m e t eo r o l og i ca l da t a p r ep r oc e sso r t h a t i n co r po r a t es a i r

d i sp e r s i on b a sed on p l a ne t a r y boun d a r

y l aye r t u r b u l e nce s t r u c t u r e an d s c a l i ng con c ep t s

, an d A E R M A P

, a t e r r a i n da t a p r ep r oce s so r t ha t i nc o r p o r a t e s c o m p l e x t e rr a i n u s i n g

U S G S D i g i t a l E l ev a t i on D a t a

. O t h e r no n

- r e g u l a t o r y co m p o nen t s o f

t h i s sy s t e m i n c l u d e : A E R S C R E E N, a sc r e e n i n g v e r s i o n o f A E R MO D ; A E R S U R F AC E

, a s u r f ace

c h a r ac t e r i s t i c s p r e p r o cesso r, a nd B P I P P RI M E

, a m u l t i

- bu i l d i ng d i m e ns i o ns p r og r a m i nc o r p o r a t i ng t he G E P t echn i ca l p r o cedu r es f o r P R IM E a p p l i ca t i o n s

.

A t t h i s t i m e

, A E R MO D d o es no t c a l cu l a t e des i gn va l ues f o r t he l e a d NA

A Q S ( r o l l i n g 3 -m o n t h av e r a ges )

. A p o s t

- p r o c ess i n g t o o l

, L E A D P O S T

, i s ava i l a b l e t o ca l c u l a t e de s i gn

v a l u e s fr o m m o n t h l y A ER M OD o u t p u t

. T h i s t o o l ca l cu l a t e s a nd ou t pu t s t h e r o l l i ng cu m u l a t i ve ( a l l sou r ces ) 3 -m on t h ave r ag e c o ncen tr a t i on a t each m ode l ed r ece p t o r w it h

s o u r ce g r oup con tr i b u t i ons a n d t he m ax i m u m c u m u l a t i ve ( a l l s o u r ces ) r o l l i ng 3 -m on t h ave r a g e c once n t r a t i o n b y r ec e p t o r

.

B e l o w i s t he m od e l code an d d ocu m en t a t i o n f o r A E R MO D V e r s i o n 1 5181

. T he m od e l cod e a n d s uppo rt i n g d ocu m e n t s a r e no t s t a ti c b u t evo l ve t o a cco mm od a t e t he bes t

a va i l ab l e sc i e nce

. P l e ase che c k t h i s w eb s i t e o f t en f o r u pda t es t o m o d e l cod e a nd assoc i a t ed doc u m e n t s

. A s o f D e c e m be r 9

, 20 0 6

, A E R M O D i s f u l l y p r o m u l g a t e d a s a

r e p l ac e m en t t o I S C 3

, i n a c co r danc e w i t h A p pend i x W

.

A E R MO D I m p l e m e n t a ti o n G u i

de

A E R MO D I m p l e m e n t a ti on G u i d e ( P D F

, 1 3 3 K B) - P r ov i des i n f o rm a t i o n o n t h e r eco mm e n ded us e o f A E R MO D f o r p a r t i cu l a r a p p l i ca t i o n s a nd i s an ev o l v i ng doc u m e n t

. ( U p d a t e d

A ugu s t 3

, 2 015 .)

M o d e l C o de

R E AD M E ( v 1 518 1) ( T X T

, 1 K B)

E xec u t a b l e ( v151 8 1) ( Z I P

, 1

. 2 M B)

S ou r ce C ode ( v151 8 1) ( Z I P

, 5 0 6 K B)

M o d e l D o c u m e n t a t

i on

R E AD M E ( v 1 518 1) ( T X T

, 1 K B)

A E R MO D Q u i c k R e f

e r ence G u i de ( P D F

, 6 1 K B)

U se r 's G u i d e A dd e ndum ( Z IP, 2

. 3 M B)

M o d e l C han g e B u l l e t i n # 1 1

- V e r s i on D a t e 1 5181 ( P D F

, 4 3 KB)

M o d e l C han g e B u l l e t i n # 1 0

- V e r s i on D a t e 1 4134 ( P D F

, 3 7 KB)

M o d e l C han g e B u l l e t i n # 9
- V e r s i on D a t e 1 3 350 ( T X T

, 9 K B)

M o d e l C han g e B u l l e t i n # 8
- V e r s i on D a t e 1 2 345 ( T X T

, 9 K B)

M o d e l C han g e B u l l e t i n # 7
- V e r s i on D a t e 1 2 060 ( T X T

, 6 K B)

M o d e l C han g e B u l l e t i n # 6
- V e r s i on D a t e 1 1 353 ( T X T

, 3 K B)

M o d e l C han g e B u l l e t i n # 5
- V e r s i on D a t e 1 1 103 ( T X T

, 3 K B)

M o d e l C han g e B u l l e t i n # 4
- V e r s i on D a t e 1 1 059 ( T X T

, 1 3 K B)

M o d e l C han g e B u l l e t i n # 3
- V e r s i on D a t e 0 9 292 ( T X T

, 3 3 K B)

M o d e l C han g e B u l l e t i n # 2
- V e r s i on D a t e 0 7 026 ( T X T

, 4 K B)

M o d e l C han g e B u l l e t i n # 1
- V e r s i on D a t e 0 6 341 ( T X T

, 1 0 K B)

M o d e l F o r m u l a t i o n D oc u m e nt ( P D F

, 4 4 1K B)

A dde n du m t o t he A E R MO D M o d e l F o r m u l a t i o n D oc u m e nt ( P D F

, 4 4 KB)

- P V M R M a n d L O W W I ND o p t i ons t echn i ca l d e sc r i p ti on

T es t C a s es

T es t C as e s R E A D ME ( T X T

, 5 K B)

A E R M E T

- A E R MO D T e s t C o m pa r i s ons ( X L SX, 5 1 6K B)

T es t C as e - AE R M E T

_ D e f _141 3 4_ A E R M O D _1 5 181 ( Z I P, 1 3

. 2 M B)

T es t C as e - AE R M E T

_ D e f _151 8 1_ A E R M O D _1 4 134 ( Z I P, 1 4

. 3 M B) 

# P **re f**  **er r**  **e d**  **/R ec**  **o mm**  **e nd**  **e d**  **M od**  **e l**  **s |**  **T T**  **N**

**- S**  **uppo r**  **t C**  **e n**  **t er**  **f o**  **r R**  **e gu**  **l a**  **t o**  **r**

**y A**  **tm osph**  **er i**  **c M**  **od e**  **l i**  **ng | U**  **S**

**...**

**P a**  **g e**  **1 o**  **f 5**  **re t**  **r i**  **e v**  **e d**  **Tu e**  **sd a**  **y, N**  **ov e**  **m b**  **er 15,**  **2016**T es t C as e - AE R M E T

_ D e f _151 8 1_ A E R M O D _1 5 181 ( Z I P, 1 3

. 2 M B)

T es t C as e - AE R M E T

_ U S t a r _14 1 34_ A E R MO D

_ 1 5181 ( Z I P

, 1 3

. 3 M B)

T es t C as e - AE R M E T

_ U S t a r _15 1 81_ A E R MO D

_ 1 4134 ( Z I P

, 1 3

. 1 M B)

T es t C as e - AE R M E T

_ U S t a r _15 1 81_ A E R MO D

_ 1 5181 ( Z I P

, 1 3

. 1 M B)

T es t C as e - AE R M E T

_ D e f _151 8 1_ A E R M O D _1 5 181

_ L O W W I ND3 ( Z IP

, 1 3

. 1 M B)

T es t C as e - AE R M E T

_ U S t a r _15 1 81_ A E R MO D

_ 1 518 1 _L O WW I N D3 ( Z IP, 13

. 1 M B)

T es t C as e - M A

X DC O NT ( Z I P

, 4

. 3 M B)

I n s t a l l a t i o n G u i d e ( S a m p l e R u n)

R ea d Me ( T X T

, 1 K B) - p l ea s e r e a d t h i s f i l e f i r st

S a m p l e R u n I ns tr uc t i ons ( P D F

, 2 5 0K B) - de t a i l ed i ns t a l l a t i o n a n d e xecu t i o n i ns tr uc t i o ns

S a m p l e R un ( Z I P

, 1

. 3 M B) - s a m p l e t es t c a se

M o d e l S u

p p o r ti n g D o c u m e n ts

M o d e l E va l u a t i on P a per ( P D F

, 1

. 3 M B)

B u l k R i c ha r dso n N u m be r E v a l ua ti on R e po rt ( P D F

, 3 2 9 K B)

C o m p a r i son o f R e g u l a t o r y D e s i g n C on c en t r a t i ons : AE R MO D vs I SC ST 3

, C T D M P L U S

, I S C

- P R IME ( P D F

, 3 11 K B)

D ev e l op m e n t an d E va l ua t i o n o f t h e PR I M E P l u m e R i s e a n d B u i l d i ng D o w n w a sh M o del ( P D F

, 3 1 KB)

P r o j e c t P RI M E : E va l ua t i o n o f B u i l d i n g D o w n w a sh M ode l s U s i ng F i e l d a n d W i n d T unn e l D a ta ( P D F

, 1 8 KB)

D ev e l op m e n t an d E va l ua t i o n o f t h e PR I M E P l u m e R i s e a n d B u i l d i ng D o w n w a sh M o del ( P D F

, 5 8 8K B)

E va l ua t i o n o f B i as i n A E R M O D

- P V M RM ( P D F

, 2 3 6 KB)

P V M R M a nd O L M S ens i t i v i t y A n a l ys is ( P D F

, 5 2 2 KB)

A m b i e n t R a t i o M e t hod V e r s i on 2 ( A R M 2 ) D ev e l op m e n t an d E va l ua t i o n R ep o rt ( P D F

, 2

. 2 M B)

A E R MO D D e pos i t i on S c i en c e D oc u m ent ( P D F

, 1 9 6K B)

A E R MO D D e pos i t i on P a r a m e t e r i za t i o ns D oc u m ent ( Z I P

, 3 3 8 K B)

D r a f t P e e r R ev i e w D ocu m e nt ( Z I P, 7 9 7 KB)

- F o r t he A E R MO D D epos it i o n P a r a m e t e r i za ti ons D o cu m en t ( a b ove )

M o d e l E va l u a t

i o n D a t a b ases

R E AD ME ( T X T

, 1 KB) - D ocu m en t t h a t ex p l a i ns t h e d a t a base s b e l o w t h a t con t a i n i n p u t a n d o u t p u t d a t a f o r t he m ode l eva l ua t i on

A GA ( Z IP, 2

. 1 M B) - I n pu t / o u t p u t da t a f

o r A G A : F l a t

, R u r a l

, D o w n w as h

, I n depe n dent

A l a ska ( Z IP, 0

. 7 M B) - I n pu t / o u t p u t da t a f o r A l as k a : F l a t

, R u r a l D o w n w a s h

, D eve l op m e n t al

B a l d w in ( Z IP, 4

. 6 M B) - I n pu t / o u t p u t da t a f

o r B l a d w i n : F l a t, R u r a l

, N o n

- do w n w a sh

, I nd e pend e nt

B o w l i ne ( Z IP, 1

. 8 M B) - I n pu t / o u t p u t da t a f

o r B o w l i ne : F l a t, R u r a l

, D o w n w as h

, D eve l op m en t a l / I nd e pend e nt

C l if t y C r e ek ( Z IP

, 3

. 5 M B) - I n p u t / o u t p u t da t a f o r C l i f t y C r ee k : F l a t

, R u r a l

, N on

- do w n w ash

, I n d epen d ent

D A EC ( Z I P

, 1

. 1 M B) - I np u t / ou t pu t d a t a f o r D A E C : F l a t

, R u r a l

, D o w n w as h

, D e ve l o p m en t al

E O CR ( Z IP

, 4

. 3 M B) - I n p u t / ou t p u t da t a f o r E OC R : F l a t

, R u r a l, D o w n w a sh

, I nd e pend e n t

I nd i an a po l is ( Z IP, 1

. 3 M B) - I n pu t / o u t p u t da t a f

o r I nd i ana p o l i s : F l a t, U r ban

, N o n

- d o w n w a s h

, D eve l op m e n t a l

K i n ca i d S F6 ( Z I P, 3

. 1 M B)

- I npu t/ ou t pu t d a t a f o r K i n ca i d S F 6 : F l a t

, R u r a l, N on

- do w n w ash

, D e ve l o p m en t al

K i n ca i d S O2 ( Z I P

, 5

. 6 M B) - I np u t / ou t pu t da t a f o r K i nca i d S O 2 : F l a t, R u r a l

, N on

- do w n w ash

, D ev e l o p m e n t al

L ee W i n d T unn el ( Z IP, 13

. 4 M B) - I np u t / ou t pu t da t a f o r Lee W i nd T u n ne l : F l a t

, R u r a l

, D o w n w ash

, I nd e pen d ent

L ove tt ( Z I P, 9

. 0 M B)

- I npu t/ ou t pu t d a t a f o r L ove t t : T e rr a i n

, R u r a l

, N o n

- d o w n w a sh

, D eve l op m e n t al

M a rt i n 's C r eek ( Z I P, 1 1

. 5 M B) - I n p u t / o u t p u t da t a f o r M a r t i n's C r e ek : T e r r a i n

, R u r a l, N on

- do w n w ash

, I n depe n dent

M i l l s t o ne ( Z IP, 0

. 6 M B) - I n pu t / o u t p u t d a t a f

o r M i l l s t o ne : F l a t, R u r a l

, D o w n w as h

, D eve l op m en t al

P r a i r i e Gr ass ( Z I P

, 0

. 4 M B)

- I npu t/ ou t pu t d a t a f o r P r a i r i e G r as s : F l a t

, R u r a l

, N on

- d o w n w as h

, D eve l op m en t al

T r acy ( Z IP, 2

. 4 M B) - I n p u t / o u t p u t da t a f o r T r a c y : T e r r a i n

, R u r a l

, N o n

- do w n w ash

, I nd e pen d ent

W es t v aco ( Z IP, 1 0

. 1 M B) - I np u t / ou t pu t da t a f o r Wes t vac o : T e rr a i n

, R u r a l

, N o n

- do w n w a sh

, I nd e pend e nt

CA LP U F F M o d e li

ng S ys t em

C A L P U F F i s a m u lt i

- l a ye r

, m u l ti

- s p ec i es non

- s t eady

- s t a t e pu f f d i spe r s i on m ode l t ha t s i m u l a t es t h e e f f ec t s o f t i m e - and sp a ce

- va r

y i n g m e t e o r o l o g i ca l cond i t i ons o n p o l l u t i on

tr ans p o r t

, tr ans f o rm a t i o n a n d r e m o va l

. C A L P U F F c a n b e a pp l i e d o n sc a l e s o f t e n s t o hu n d r eds o f k i l o m e t e r s

. I t i nc l u des a l go r i t h m s f o r su b g r i d sca l e e f f ec t s ( such as t e r r a i n

i m p i n ge m en t)

, as w e l l as

, l onge r r ang e e ff ec t s ( su c h a s p o l l u t an t r e m o v a l du e t o w e t scav e ng i n g and d r y depo s i t i o n

, che m i ca l tr ans f o rm a t i o n

, and v i s i b i l i t y e f f ec t s o f

p a r t i cu l a t e m a tt e r c o ncen tr a t i on s ).

-- P l ea s e r e a d t h e f o l l o w i n g b e f o r e acc e ss i

n g t h e C A L P U F F m o d e li

ng sy s t em

--

T he f i l e s a ssoc i a t ed w i t h t h i s s y s t e m

, e

. g

. , execu t a b l es / so u r c e c o de

, p r e p r ocess o r s

, asso c i a t ed u t i l i t i e s

, t es t c a ses

, s e l ec t ed m e t eo r o l og i ca l d a t a se t s and d o cu m en t a t i o n c a n

b e f ou n d on E xp o nen t 's w e bs i t e

. S upp o r t docu m e n t s r e l a t e d t o C A L P U F F can be f ound o n t h i s w ebs it e a nd a r e l i s t e d b e l o w. E x pone n t w i l l p r ov i de upda t es an d c h ang e s a s

n ecess a r y f

o r t he C A L P U F F m ode l i n g s ys t e m o n t he i r w ebs it e

. U s e r s e n t e r i ng t h e E xpo n en t w eb s i t e w i l l h a ve t h e o ppo rt un i t y t o r e g i s t e r t h e i r e

- m a i l a d d r esses i n o r d e r t o

r ec e i v e n o t i ces o f a n y u pda t es t o t he sys t e m. T h i s r eg i s t r a t i o n i s vo l un t a r y a nd no t n ecess a r y t o acces s t he sys t e m f i l e s

. U po n e n t e r i ng t h e E xp o nen t w e b s i t e

, y o u wi l l s e e t he C A L PU FF M ode l l i s t i ng on t he l e ft

- h and pa n e l

. T o a ccess t he sys t e m c o de

, c l i c k o n " D O W N L O A D"

, t hen c l i ck o n S k i p

R eg i s t r a t i on i f you do no t w a n t t o r eg i s t e r

. G o t o E xpon e n t

CA LP U F F R e g u l a t o r y U p d a t e s a n d C on s e q u e n c e A n a l ys is

T he cu rr en t r e g u l a t o r

y ve r s i on o f

t he C A L P U F F M ode l i n g S ys t e m i nc l udes :

• C A L P U F F ve r s i o n 5

. 8

. 5

, l ev e l 151 2 14

• C A L M E T ve r s i o n 5

. 8

. 5

, l ev e l 151 2 14

• C A L P O S T ve r s i on 6

. 221

, l ev e l 080 7 24

F o r e ve r y u pda t e o f t he " E P A

- A p p r o ved " v e r s i o n o f t h e CA L P U F F M o d e l i ng S y s t e m, a c onse q uenc e a n a l y s i s i s p e r f o rm ed by U S E P A us i ng an up d a t e p r o t oc o l t h a t i den t i fi es

w ha t m ode l c h ang e s h ave bee n m a d e a nd t h e i r i m p l i c a t i ons bas e d on t h e a n a l y s i s r esu l t s

. T h i s ana l ys i s c o m p a r es t h e b ase C A L P U F F M o de l i n g S ys t e m ( i

. e

., c u r r e n t

r e g u l a t o r y ve r s i on ) wi t h t he be t a ( i

. e

. , p r opos e d u pda t ed ve r s i on ). 

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**y A**  **tm osph**  **er i**  **c M**  **od e**  **l i**  **ng | U**  **S**

**...**

**P a**  **g e**  **2 o**  **f 5**  **re t**  **r i**  **e v**  **e d**  **Tu e**  **sd a**  **y, N**  **ov e**  **m b**  **er 15,**  **2016**S u mm a r y o f U pda t e P r oc e ss

0 7

- 26

- 16 U PD A T E

T he U S E P A ha s a p p r oved an up d a t e o f C A L M E T and C A L P U F F f r o m V 5

. 8

. 4 ( da t ed Ju l y 3 1

, 20 1 3 ) t o V 5

. 8

. 5 ( d a t ed D e c e m be r 14

, 2 0 15 )

. T h i s up d a t e i nc l udes co d e c hang e s

d esc r i b ed i n M ode l C h a nge B u l l e t i n H (M C B

- H ). T hese ch a nges i nc l u de f i xes t o b ugs i n t he i m p l e m en t a t i o n o f P RI M E do w n w ash

, a l o n g wi t h up d a t e s t o e l i m i na t e s pec i f i c

c o m p i l a t i o n a n d l i s t f i l e e r r o r s.

1 2

- 04

- 13 U PD A T E

T he U S E P A ha s a p p r oved an up d a t e o f C A L M E T and C A L P U F F f r o m V 5

. 8 ( da t ed Jun e 2 3

, 20 0 7 ) t o V 5

. 8

. 4 ( d a t ed Ju l y 3 1

, 20 1 3 )

. T h i s upda t e i n c l u des po rt i on s o f code

c h ang e s d esc r i b e d i n M ode l C h a nge B u l l e t i n E (M C B

- E )

, M C B

- F and MC B -G

. T h e U S E P A h as app r ov e d o n l y t hos e p o r t i o ns o f t he M ode l C h a nge B u l l e t i ns t h a t a r e

r ec o gn i zed as bug f i x e s

. A l l o t he r code ch a nges ( enh a nce m e n t s an d n e w f ea t u r es ) a r e n o t i n c l u d ed a t t h i s t i m e

. A M od i f i ca t i o n o f C A L P U F F and C A L M E T M e m o r andu m i s

a va i l ab l e and de s c r i bes b u g fi xes ve r sus enh a nce m e n t s i n t h i s u pda t e o f C A L P U FF an d C A L M ET

. N o t e t ha t t he E P A

- A pp r ove d v e r s i on o f C A L P O S T r e m a i n s V 6

. 2 21 ( l ev e l

0 8072 4 ).

0 8

- 27

- 12 U PD A T E

T he E P A

- A p p r oved ve r s i on o f C A L P O S T h as been u p da t ed f r o m ve r s i on 5

. 6 394 ( l e v e l 07 0 622 ) t o ve r s i on 6

. 221 ( l e v e l 08 0 724 ). V e r s i o n 6

. 2 2 1 i nc l ud e s "M e t hod 8 " (M V I S B K =

8

, M 8_ MO D E = 5

, M V I S C HE C K = 1 )

, w h i c h u ti l i zes t h e r e v i se d IM P RO V E e q ua t i o n p e r t he F e d e r a l La n d M a n age r s' A i r Q u a l i t y R e l a t e d V a l u es Wo r k Gr ou p ( F L A G) r ev i sed

O c t obe r 20 1 0 P has e 1 R epo rt

. T h i s up d a t e o n l y e f f e c t s C A L P O S T a n d n o o t h e r p r o g r a m i n t he C A L PU FF S y s t e m o f p r o g r a m s

. T he E P A

- app r o v ed ve r s i o n o f C A L P U F F

r e m a i ns ve r s i on 5

. 8 ( l eve l 0 7062 3 )

, and t he E P A

- A p p r oved ve r s i on o f C A L M E T i s s t i l l ve r s i on 5

. 8 ( l eve l 0 706 2 3 ).

0 2

- 15

- 12 U PD A T E

T he U S E P A i s r e l eas i ng t h e D oc u m en t a t i on o f t h e E va l ua t i o n o f C A L P U F F a nd O t h e r Lo n g R a n ge T r ans p o r t M ode l s us i n g T r ace r F i e l d E xpe r i m e n t D a t a ( E P A C on tr ac t N o :

E P

- D

- 0 7

- 102

, Wo r k A ss i gn m en t N o : 4

- 06 ). T h i s E P A r ep o r t docu m e n t s t he eva l ua t i o n o f va r i ous Lon g R an g e T r ansp o r t ( L R T ) d i spe r s i on m ode l s u s i n g s e ve r a l i ne r t t r a ce r

s t u d y f i e l d ex p e r i m en t da t a

. T he t r ac e r s t ud i es used i n c l u de:

1 ) 1 980 G r e a t P l a i ns F i e l d E xpe r i m e n t (G P 8 0 ),

2 ) 1 975 S a vann a h Ri ve r L abo r a t o r y F i e l d E xpe r i m e n t ( S R L75 ),

3 ) C r oss A p pa l ach i an T r ace r E x p e r i m en t ( CA PT E X ), a nd

4 ) E u r op e an T r ace r E x p e r i m en t ( E T E X ).

T he L R T d i s pe r s i o n m o de l i ng w as pe r f o r m e d p r i m a r i l y b y t h e U

. S

. E nv i r o n m en t a l P r o t ec ti on A ge n cy ( E P A ) d u r i ng 20 0 8 t o 20 1 0 a nd bu i l ds o ff s e ve r a l p r ev i ous L R T d i spe r s i on

m o d e l i ng s t ud i es t h a t eva l ua t ed m od e l s us i ng t r a c e r s t udy f i e l d exp e r i m en t s

. T he w o r k w as pe r f o r m e d p r i m a r i l y b y Mr. B r e t A nde r son w h i l e he w a s wi t h E P A R eg i on V I I

, E P A / O A Q P S an d t he U n i t ed S t a t es F o r e s t S e r v i ce ( U S F S ).

D i s c l a i m e r : A l t hou g h t h i s w o r k w a s r e v i e w ed by E P A an d a pp r oved f o r p ub l i ca t i o n

, i t m ay no t n ecess a r

i l y r e f l e c t o f f i c i a l A g ency po l

i c y.

0 5

- 27

- 09 U PD A T E

T he U S E P A i s r e l eas i ng t h e D R A F T docu m e n t R eass e ss m en t o f t h e I n t e r ag e ncy Wo r kg r ou p o n A i r Q u a l it y M o d e l i ng ( I W A QM ) P h ase 2 S u mm a r y R epo rt : R e v i s i ons t o P ha s e

2 R eco mm e n da t i o n s a t t h i s t i m e t o p r o v i de a d d i t i o na l t ech n i ca l i n f o rm a t i o n i n supp o r t o f

t he M ay 15

, 2 0 09 M ode l Cl ea r i n g hous e r ec o m m e nda t i o ns t o U

. S

. E PA R eg i on 8

r e g a r d i n g t he O t t e r T a i l B A R T m o de l i ng p r o t oco l. T he pu r pos e o f t h i s doc u m e n t i s t o i n f o rm t h e m o de l i ng co mm u n i t y o f ou r conc e r n s r e g a r d i n g t he C A L P U F F m ode l i n g

s y s t e m f o r l ong r an g e tr ans p o r

t ( L R T ) a p p l i ca t i o n s

, a n d t o no t i f y t h e c o mm un i t y o f o u r p l ans f o r a dd r ess i ng t h ese conc e r n s

. T h e d r a f t r e v i s i ons t o t h e I W A QM P h a se 2

r ec o m m e nda t i o ns p r ov i d ed i n t h i s d o cu m en t a r e s t i l l u n de r go i ng i n t e r n a l t e s t i ng t o a ssess t he i r v i ab i l i t y f o r m ee ti ng t h e t ech n i c a l ob j ec t i ve s o f t h i s r e asse s s m en t

. S o m e

s e c t i on s a r e s t i l l und e r d e ve l o p m en t a nd w i l l b e i nc o r p o r a t e d i n f u t u r e u p da t es t o t he D R A F T doc u m e n t.

0 6

- 29

- 07 U PD A T E

T he U S E P A ha s a p p r oved an up d a t e i n C A L P U F F f r o m V 5

. 71 1 a ( d a t e d J u l y 16

, 200 4 ) t o V 5

. 8 ( d a t e d J une 23

, 2007 ). T h i s u pda t e i nc l ud e s c ode cha n ges desc r i bed i n M o d e l

C ha n ge B u l l e t i n B ( M C B

- B ) , M C B

- C and MC B

- D

. C A L M E T h as been u p da t ed f r o m V 5

. 5 3 a ( d a t e d J u l y 16

, 2004 ) t o V 5

. 8 ( d a t e d J u ne 23

, 2 007 ). T he ne w c odes a r e bas e d o n

t he V I S TA S

- se r i e s c o des ( C A L P U F F V 5

. 756 an d C A L M ET V 5

. 7 26 ) wi t h t he m a i n c h ange s b e i n g t he add it i o n o f a r e g u l a t o r y s w i t ch i n C A L M E T an d s w i t ch se tt i n g s

r ec o m m e nde d b y t he U S E P A t o c on f i g u r e t he m ode l s t o b e c o ns i s t e n t w it h t he p r i o r r eg u l a t o r y ve r s i o ns

. A M o d e l U pda t e R e po r t i s a va i l ab l e and de s c r i bes t he C A L P U F F and

C A L M ET u p da t es i n g r ea t e r de t a i l.

0 6

- 15

- 06 U PD A T E

T he U S E P A ha s a p p r oved an up d a t e t o C A L P U F F f r o m v5

. 7 ( d a t e d A p r i l 2

, 2 0 03 ) t o v5

. 711 a ( da t e d J u l y 16

, 2 004 ) as desc r i bed i n M o d e l C hang e B u l l e t i n A (M C B

- A ).

S u p po rt D o c u m e n ts

A C o m p a r i son o f C A L P U F F M o d e l i ng R esu l t s T o T w o T r a ce r F i e l d E x p e r i m en t s

. ( 1 9 98 ) 4 8 p ages

A n A n a l ys i s o f

t he C a l m e t

/ C a l pu f f M od e l i ng S ys t e m I n A S c r een i ng M od e

. ( 1998 ) 56 pa g es

.

A C o m p a r i son o f C A L P U F F wi t h I S C 3

. ( 19 9 8 ) 5 0 p a ges

A pp l i c a t i on o f C A L M E T /C A L P U F F and M E S O P U F F I I t o C o m p a r e R eg u l a t o r y D e s i g n C onc e n t r a ti ons f o r a T y p i ca l Long

- R ang e T r a nspo rt A na l ys i s

. ( 200 2 ) 8 8 p p

.

P ee r R e v i e w o f

C a l m e t / C a l p u f

f M o de l i ng S ys t e m

. ( 1998 ) 40 pp

. N o t e : P a rt o f A p p end i x F a nd a l l o f A ppen d i x G a r e u n ava i l a b l e i n e l ec tr on i c f o rm.

R es p onse t o P ee r R e v i e w C o m m e n t s o f C a l m e t / C a l pu f f M ode l i n g S ys t e m. ( 19 9 8 ) 5 p a ges

.

T ech n i ca l I ss u es R e l a t ed t o C A L P U FF N ea r- f i e l d A pp l i c a t i ons

. ( 2 008 ) 16 pag e s

S u p po rt L i t e r a t u re 

# P **re f**  **er r**  **e d**  **/R ec**  **o mm**  **e nd**  **e d**  **M od**  **e l**  **s |**  **T T**  **N**

**- S**  **uppo r**  **t C**  **e n**  **t er**  **f o**  **r R**  **e gu**  **l a**  **t o**  **r**

**y A**  **tm osph**  **er i**  **c M**  **od e**  **l i**  **ng | U**  **S**

**...**

**P a**  **g e**  **3 o**  **f 5**  **re t**  **r i**  **e v**  **e d**  **Tu e**  **sd a**  **y, N**  **ov e**  **m b**  **er 15,**  **2016**B enn e t t, M. J

, M. E

. Y ans u r a

, I .G

. H o r ny i k

, J .M

. N a l l

, D .G

. C an i pa r o l i and C

. G. A sh m o r e

, 2 002

. E va l ua t i o n o f t he C A L P U F F L ong -r an g e T r ansp o r t S c r ee n i n g T echn i que by

C o m p a r i son t o R e f i n ed C A L P U F F R e s u l t s f o r S e ve r a l P o w e r P l an t s i n B o t h t he E a s t e r n a n d W es t e r n U n i t e d S t a t e s

. P r o c eed i ngs o f t he A i r & Was t e M a nage m e n t

A ssoc i a t i o n 's 95 t h A nn u a l C on f e r ence

, June 2 3

- 2 7

, 20 0 2 ; B a l t i m o r e

, M D

. P ap e r #4 3 454.

L evy

, J I; S pen g l e r, J D; H l i nk a

, D ; S u l l i van

, D ; M o on

, D ( 2 002 ): U s i ng C A L P U F F t o eva l ua t e t h e i m pac t s o f p o w e r p l an t e m i ss i ons i n I l l i n o i s : m ode sen s i t i v i t y a n d i m p l i ca ti ons

. A t m o s

. E n v i r on

. V o l 36 ( 6 ) : 1 063

- 10 7 5.

Z hou

, Y ; L evy

, J I; H a mm i tt

, J K ; E v a ns

, J S ( 2 0 03 ) : E s t i m a t i ng p o pu l a t i on exp o su r e t o p o w e r p l a n t e m i ss i ons us i ng C A L P U F F : a cas e s t ud y i n B e i j i ng

, C h i na

. A t m o s

. E n v i r o n

. V o l

. 37 ( 6 ): 815

- 82 6

Ot h e r P r e f e r r e d / R e c o mm e n d

e d D i s p e r s i o n M o d e ls

B LP

B L P i s a G au s s i a n p l u m e d i spe r s i on m ode l d es i g ned t o h and l e un i que m ode l i n g p r o b l e m s a s soc i a t e d wi t h a l u m i n u m r e d uc t i on p l an t s

, a n d o t h e r i ndus tr i a l sou r ces w he r e

p l u m e r i s e a n d do w n w a sh e f f ec t s f r o m s t a t i on a r y l i n e s o u r ces a r e i m po rt an t.

M o d e l C o de

C od e / E xecu t ab l e / T e s t C a ses / P o s t

- p r oc e sso r s ( Z I P

, 2 1 3 K B)

M o d e l D o c u m e n t a t

i on

U se r 's G u i d e ( P D F

, 5

. 8 M B)

U se r 's G u i d e A dd e ndu m ( P D F

, 5 0 5 KB)

M o d e l C han g e B u l l e t in ( T X T

, 1K B)

CA L I N E3

C A L I N E 3 i s a s t e a dy

- s t a t e G aus s i an d i spe r s i on m ode l d es i gned t o de t e r m i ne a i r p o l l u t i on co n cen t r a t i ons a t r e c ep t o r l oca t i o ns do w n w i nd o f h i gh w ays l oca t ed i n r e l a t i ve l y

u nco m p l i c a t e d t e rr a i n

. C A L I N E 3 i s i n co r po r a t ed i n t o t he m o r e r e fi ned C A L3 QH C a n d C A L 3 Q H CR m od e l s.

M o d e l C o de

C od e / E xecu t ab l e / T e s t C a se ( Z IP, 4 4 2K B)

M o d e l D o c u m e n t a t

i on

U se r 's G u i d e - U n ab r i d ged ( P D F

, 7

. 6 M B)

U se r 's G u i d e - A b r i dged ( P D F

, 1 0 8 K B)

L a t e s t M od e l C h ange B u l l e t in ( T X T

, 6 K B)

CA L 3 QH C / C A L 3 Q HCR

C A L 3 Q H C i s a C A L I N E 3 base d CO m od e l w it h q ueu i ng an d h o t spo t ca l c u l a t i ons and w i t h a t r a f f i c m ode l t o ca l cu l a t e d e l ay s a n d q ueu e s t ha t occu r a t s i gna l i z ed i n t e r sec ti ons ;

C A L 3 Q H CR i s a m o r e r e f i n e d v e r s i o n b a sed on C A L3 QH C t ha t r e q u i r es l o ca l m e t eo r o l og i ca l d a t a

. B o t h m o de l s a r e a v a i l ab l e be l o w.

M o d e l C o de

C A L 3 Q H C E xec u t a b le ( Z I P

, 2 3 5 KB)

C A L 3 Q H CR E xecu t ab le ( Z IP, 91 7 K B)

M o d e l D o c u m e n t a t

i on

C A L 3 Q H C U se r ' s G u i de ( P D F

, 2

. 4 M B)

L a t e s t C A L 3 Q HC M od e l C h ang e B u l l e t in ( T X T

, 5 K B)

C A L 3 Q H CR U se r 's G u i de ( P D F

, 20 9 K B)

L a t e s t C A L 3 Q HC R M ode l C h a nge B u l l e t in ( T X T

, 3 KB)

C T D M P L US

C o m p l ex T e rr a i n Di spe r s i on M ode l P l u s A l g o r it h m s f o r U n s t a b l e S i t ua t i o n s ( C T D M P L US ) i s a r e f i n e d p o i n t sou r ce g a uss i a n a i r qua l i t y m ode l f o r use i n a l l s t ab i l i t y co n d i t i o ns

f o r co m p l ex t e rr a i n

. T h e m od e l con t a i ns

, i n i t s en t i r e t y

, t he t e chno l ogy o f C T D M f o r s t ab l e a nd neu tr a l co n d i ti ons

. C T S C RE E N i s t h e sc r e e n i n g v e r s i o n o f C T D M P L U S.

M o d e l C o de

C od e / E xecu t ab l e / T e s t C a se ( Z IP, 8 4 2K B)

M o d e l D o c u m e n t a t

i on

U se r 's G u i d e S up p l e m e nt ( P D F

, 6 0 K B)

U se r 's G u i d e

, V o l u m e 1 ( P D F

, 7 M B)

U se r 's G u i d e

, V o l u m e 2 ( P D F

, 2 M B)

U se r 's G u i d e f

o r T e rr a i n P r ep r oce s sor ( P D F

, 6 M B)

U se r 's G u i d e f

o r M e t e o r o l o g i c a l P r ep r o c essor ( P D F

, 5 M B)

F i n a l R e po rt ( P D F

, 1 6 M B)

L a t e s t M od e l C h ange B u l l e t in ( T X T

, 5 K B)

O CD

Of f s h o r e and C o as t a l D i sp e r s i on M od e l V e r s i on 5 ( O CD ) i s a s tr a i g h t l i ne G auss i an m od e l deve l op e d t o de t e rm i n e t he im pac t o f o f f s h o r e e m i ss i ons f r o m p o i n t

, a r e a o r l i ne

s o u r ces on t h e a i r qua l i t y o f co a s t a l r eg i o ns

. O C D i nc o r p o r a t e s o ve r w a t e r p l u m e tr ans p o r

t an d d i spe r s i on as w e l l a s c h ang e s t ha t occu r as t h e p l u m e c r oss e s t he sh o r e l i ne

. H ou r l y m e t e o r o l o g i ca l d a t a a r e n e ede d fr o m b o t h o ff sho r e and o n sho r e l o c a t i ons.

M o d e l C o de

C od e / E xecu t ab le ( Z I P, 8

. 6 M B) 

# P **re f**  **er r**  **e d**  **/R ec**  **o mm**  **e nd**  **e d**  **M od**  **e l**  **s |**  **T T**  **N**

**- S**  **uppo r**  **t C**  **e n**  **t er**  **f o**  **r R**  **e gu**  **l a**  **t o**  **r**

**y A**  **tm osph**  **er i**  **c M**  **od e**  **l i**  **ng | U**  **S**

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, S epte m be r 27, 2016 M o d e l D o c u m e n t a t

i on

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, 3 6 9 M B)

U se r 's G u i d e S up p l e m e nt ( P D F

, 3

. 0 M B)

L a t e s t M od e l C h ange B u l l e t in ( T X T

, 6 K B) 

# P **re f**  **er r**  **e d**  **/R ec**  **o mm**  **e nd**  **e d**  **M od**  **e l**  **s |**  **T T**  **N**

**- S**  **uppo r**  **t C**  **e n**  **t er**  **f o**  **r R**  **e gu**  **l a**  **t o**  **r**

**y A**  **tm osph**  **er i**  **c M**  **od e**  **l i**  **ng | U**  **S**

**...**

**P a**  **g e**  **5 o**  **f 5**  **re t**  **r i**  **e v**  **e d**  **Tu e**  **sd a**  **y, N**  **ov e**  **m b**  **er 15,**  **2016**