Attachment A

Supporting Calculations and Data for MACT Floor Bounding Analysis

(CISWI and TDF Kilns removed)
Attachment A Contents

WORKSHEET DETAIL

A-1 Bounding Analysis Summary 

A-2 Hg UPL Calculation for Existing Sources

A-3 Hg UPL Calculation for New Sources

A-4 HCl UPL Calculation for Existing Sources

A-5 HCl UPL Calculation for New Sources

A-6 PM UPL Calculation for Existing Sources

A-7 PM UPL Calculation for New Sources

A-8 THC 99th Percentile Calculation

A-9 Kiln Data used for CISWI Identification 

A-10 Kiln Fuels Data used for TDF Identification 
Attachment A-1: Bounding Analysis Summary 

Pollutant

Existing New Existing New

Hg

No. of Kilns 26 26 89 89

No. in Floor 4 1 11 1

UPL (lb/MM tons) 66.60 46.48 54.10 20.30

Average (lb/MM tons) 44.75 35.20 31.70 13.90

HCl

No. of Kilns 11 11 21 21

No. in Floor 2 1 3 1

UPL (ppm) 0.56 0.34 0.52 0.34

Average (ppm) 0.40 0.34 0.41 0.34

PM

No. of Kilns 18 18 45 45

No. in Floor 3 1 6 1

UPL (lb/ton) 0.05 0.01 0.04 0.01

Average (lb/ton) 0.03 0.01 0.00 0.01

THC

No. of Kilns 10 10 15 15

No. in Floor 2 1 2 1

99th percentile (ppm) 14.98 10.84 24.00 24.00

Average (ppm) 5.69 5.68 5.20 4.70

NonCISWI/NonTDF Kilns Promulgated – All Kilns

1 of 1
Attachment A-2: Hg UPL Calculation for Existing Sources

Existing Hg UPL

Day Kiln ID 1259 Kiln ID 1594 Kiln ID1265 Kiln ID 1331

1 18.88 13.60 16.59 31.82

2 15.77 30.05 24.93 32.10

3 20.71 32.88 21.63 34.56

4 22.61 32.59 26.40 34.25

5 19.67 28.73 30.23 33.11

6 25.90 34.14 26.19 38.86

7 22.63 32.33 22.61 37.52

8 21.21 23.38 24.45 30.78

9 5.07 35.00 23.28 40.60

10 44.96 32.91 11.71 35.48

11 34.37 31.44 37.49 35.45

12 13.46 27.48 27.05 30.42

13 11.57 28.55 16.90 31.01

14 13.90 25.19 19.22 30.69

15 27.43 25.63 32.15 27.52

16 25.55 10.01 25.56 29.26

17 21.95 28.03 37.52 33.57

18 12.10 30.27 24.93 32.14

19 12.83 25.85 67.90 29.86

20 9.18 33.36 36.78 34.48

21 8.74 29.10 29.63 38.43

22 17.63 26.91 27.07 34.84

23 47.30 29.70 28.40 32.16

NonCISWI/Non TDF Mercury Emissions (lb/MM tons feed) for Each Kiln (coded)

23 47.30 29.70 28.40 32.16

24 33.53 30.02 24.78 35.96

25 19.11 10.91 32.84 29.51

26 25.09 11.87 34.82 29.00

27 14.94 14.04 25.22 32.16

28 17.89 13.49 37.71 29.13

29 24.46 15.72 35.62 32.90

30 39.85 13.75 38.09 32.34

31 12.95

32

33

34

35

1 of 3
Attachment A-2: Hg UPL Calculation for Existing Sources

ni = number runs = 31 30 30 30 0 0 0 0 0 0 0

ni-1 30 29 29 29

= sum of (ni-1) 117

means 21.33 25.23 28.92 33.00

Mean 27.12

N = Number sources= 4

m= number future runs = 30

t-statistic = quantile t-distribution with df degrees of freedom at .99 confidence level =

 2.36 =tinv((1-.99)*2,df)

1

1

N

T i

i

X x

N 

 

1 1

( 1)

N Mi

ij

i j

df n

 

  

1

1

ni

i ik

i k

x x

n 

 

df t

Assuming Correlated variables

correlation =correl(data-last,data - first obs)

 0.14 0.53 0.13 0.28

Variance = Variance pooled data adjusted for temporal correlation 111.22 #calculated as variance*(1+average(temporal correlation))

SQRT(Variance*(1/n+1/m)) 5.61

New UPL-- source mean and variance pooled data 40.36

  

1

1

( , )

( ) ( )

i

n

ik i ik i

i k

i i

x x y y

n

corr x y

Var x Var y



 





2 of 3
Attachment A-2: Hg UPL Calculation for Existing Sources

UPL Equation

 

 

 

2

T

T

1

2

2

1

1 1

,.99

1

 number of sources

number future tests

Pooled data (1 average(source temporal correlation))

1

Pooled data ( )

1

number of test runs

test run av

n

i

i

N

i

i

x t df s

n m

x x

n

n

m

s Var

Var x x

N

N

x





 

    

 







  

 











erage

3 of 3
Attachment A-3: Hg UPL Calculation for New Sources

New Hg UPL

Day Kiln ID 1259

1 18.88

2 15.77

3 20.71

4 22.61

5 19.67

6 25.90

7 22.63

8 21.21

9 5.07

10 44.96

11 34.37

12 13.46

13 11.57

14 13.90

15 27.43

16 25.55

17 21.95

18 12.10

19 12.83

20 9.18

21 8.74

22 17.63

23 47.30

NonCISWI/Non TDF Mercury Emissions (lb/MM tons feed) for Each Kiln (coded)

24 33.53

25 19.11

26 25.09

27 14.94

28 17.89

29 24.46

30 39.85

31 12.95

32

33

34

35

1 of 3
Attachment A-3: Hg UPL Calculation for New Sources

ni = number runs = 31 0 0 0 0 0 0 0 0 0 0

ni-1 30

= sum of (ni-1) 30

means 21.33

Mean 21.33

N = Number sources= 1

n= number test runs used in average 31

m= number future runs = 30

t-statistic = quantile t-distribution with df degrees of freedom at .99 confidence level =

 2.46 =tinv((1-.99)*2,df)

1

1

N

T i

i

X x

N 

 

1 1

( 1)

N Mi

ij

i j

df n

 

  

1

1

ni

i ik

i k

x x

n 

 

df t

 2.46 =tinv((1-.99)*2,df)

Assuming Correlated variables

correlation =correl(data-last,data - first obs)

 0.14

Variance = Variance pooled data adjusted for temporal correlation 118.14 #calculated as variance*(1+average(temporal correlation))

SQRT(Variance*(1/n+1/m)) 2.78

New UPL-- source mean and variance pooled data 28.17

  

1

1

( , )

( ) ( )

i

n

ik i ik i

i k

i i

x x y y

n

corr x y

Var x Var y



 





2 of 3
Attachment A-3: Hg UPL Calculation for New Sources

UPL Equation

 

 

 

2

T

T

1

2

2

1

1 1

,.99

1

 number of sources

number future tests

Pooled data (1 average(source temporal correlation))

1

Pooled data ( )

1

number of test runs

test run av

n

i

i

N

i

i

x t df s

n m

x x

n

n

m

s Var

Var x x

N

N

x





 

    

 







  

 











erage

3 of 3
Attachment A-4: HCl UPL Calculation for Existing Sources

Existing HCl UPL

Runs

Captital 

Cement, San 

Antonio, TX

Alamo, San 

Antonio, TX

1 <0.34 0.54

2 <0.34 0.66

3 <0.34 0.78

4 <0.34 0.25

5 <0.34 0.25

6 <0.34 0.27

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

NonCISWI / Non TDF Kiln Emissions (ppmvd@7%O2))

1 of 3
Attachment A-4: HCl UPL Calculation for Existing Sources

ni = number test runs = 6 6 - - - - - - - - -

Number of sources = 2

n =Total # test runs 12

 11

This step is for QC only:

means 0.34 0.46

Mean = 0.40

Pooled Variance = 0.03

m= number future runs = 30

Term1 0.12

Term2 0.00

Squared root Term2 0.06

 

2

2

1

1

1

n

i

i

s x X

n 

 

 

1 1

1

i N n

ij

i j

X x

n  

 

1 1

n m



2 1 1

s

n m

 

    

1

1

N

i

i

df n



 

      

2 1 1

s

n m

    

 

1

1

ni

i ik

i k

x x

n 

 

1

N

i

i

n





N

2 of 3
Attachment A-4: HCl UPL Calculation for Existing Sources

NOTE: the pvalue for the t-statistic is calculated as: 2*alpha, where 1-alpha is desired confidence, so if 99% confidence is desired then alpha=0.01 and 2*alpha=2*(0.01)

t-statistic = quantile t-distribution with df degrees of freedom at .99 confidence level = 2.72

UPL POOLED VARIANCE = 0.56

df t

2

,

1 1 X tdf p

s

n m

 

     

3 of 3
Attachment A-5: HCl UPL Calculation for New Sources

New HCl UPL

Runs

Captital 

Cement, San 

Antonio, TX

1 <0.34

2 <0.34

3 <0.34

4 <0.34

5 <0.34

6 <0.34

7

8

9

10

11

12

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

NonCISWI / Non TDF Kiln Emissions (ppmvd@7%O2))

1 of 3
Attachment A-5: HCl UPL Calculation for New Sources

ni = number test runs = 6 - - - - - - - - - -

Number of sources = 1

n =Total # test runs 6

 5

This step is for QC only:

means 0.34

Mean = 0.34

Pooled Variance = -

m= number future runs = 30

Term1 0.20

Term2 -

Squared root Term2 -

1 1

1

i N n

ij

i j

X x

n  

 

1 1

n m



2 1 1

s

n m

 

    

1

1

N

i

i

df n



 

      

2 1 1

s

n m

    

 

1

1

ni

i ik

i k

x x

n 

 

1

N

i

i

n





N

 

2

2

1

1

1

n

i

i

s x X

n 

 

 

2 of 3
Attachment A-5: HCl UPL Calculation for New Sources

NOTE: the pvalue for the t-statistic is calculated as: 2*alpha, where 1-alpha is desired confidence, so if 99% confidence is desired then alpha=0.01 and 2*alpha=2*(0.01)

t-statistic = quantile t-distribution with df degrees of freedom at .99 confidence level = 3.36

UPL POOLED VARIANCE = 0.34

df t

2

,

1 1 X tdf p

s

n m

 

     

3 of 3
Attachment A-6: PM UPL Calculation for Existing Sources

Existing PM UPL

Runs

Mitsubishi, 

Lucerne 

Valley, CA

Cemex, Xenia 

(Fairborn), OH

Florida Rock 

Industries, 

Newberry, FL

1 0.003 0.021 0.073

2 0.010 0.029 0.099

3 0.005 0.078

4 0.003 0.015

5 0.003 0.084

6 0.002 0.041

7 0.008 0.033

8 0.008 0.025

9 0.006 0.022

10 0.010 0.050

11 0.010 0.030

12 0.014

13

14

15

16

17

18

19

20

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

NonCISWI / Non TDF Kiln Emissions (lb/ton clinker)

1 of 3
Attachment A-6: PM UPL Calculation for Existing Sources

ni = number test runs = 12 2 11 - - - - - - - -

Number of sources = 3

n =Total # test runs 25

 24

This step is for QC only:

means 0.01 0.03 0.05

Mean = 0.03

Pooled Variance = 0.00

m= number future runs = 30

Term1 0.07

Term2 0.00

Squared root Term2 0.01

1 1

1

i N n

ij

i j

X x

n  

 

1 1

n m



2 1 1

s

n m

    

 

1

1

N

i

i

df n



 

      

2 1 1

s

n m

    

 

1

1

ni

i ik

i k

x x

n 

 

1

N

i

i

n





N

 

2

2

1

1

1

n

i

i

s x X

n 

 

 

2 of 3
Attachment A-6: PM UPL Calculation for Existing Sources

NOTE: the pvalue for the t-statistic is calculated as: 2*alpha, where 1-alpha is desired confidence, so if 99% confidence is desired then alpha=0.01 and 2*alpha=2*(0.01)

t-statistic = quantile t-distribution with df degrees of freedom at .99 confidence level = 2.49

UPL POOLED VARIANCE = 0.05

df t

2

,

1 1 X tdf p

s

n m

 

     

3 of 3
Attachment A-7: PM UPL Calculation for New Sources

New PM UPL

Runs

MACT NewMitsubishi, 

Lucerne 

Valley, CA

1 0.0028

2 0.0099

3 0.0048

4 0.0030

5 0.0031

6 0.0025

7 0.0081

8 0.0081

9 0.0063

10 0.0101

11 0.0104

12 0.0136

13

14

15

16

17

18

19

20

NonCISWI / Non TDF Kiln Emissions (lb/ton clinker)

21

22

23

24

25

26

27

28

29

30

31

32

33

34

35

1 of 3
Attachment A-7: PM UPL Calculation for New Sources

ni = number test runs = 12 - - - - - - - - - -

Number of sources = 1

n =Total # test runs 12

 11

This step is for QC only:

means 0.01

Mean = 0.01

Pooled Variance = 0.00

1

N

i

i

n





1 1

1

i N n

ij

i j

X x

n  

 

1

1

N

i

i

df n



 

      

1

1

ni

i ik

i k

x x

n 

 

N

 

2

2 1

n

s x    X

m= number future runs = 30

Term1 0.12

Term2 0.00

Squared root Term2 0.00

1 1

n m



2 1 1

s

n m

 

    

2 1 1

s

n m

    

 

 

2

1

1

1

i

i

s x X

n 

 

 

2 of 3
Attachment A-7: PM UPL Calculation for New Sources

NOTE: the pvalue for the t-statistic is calculated as: 2*alpha, where 1-alpha is desired confidence, so if 99% confidence is desired then alpha=0.01 and 2*alpha=2*(0.01)

t-statistic = quantile t-distribution with df degrees of freedom at .99 confidence level = 2.72

UPL POOLED VARIANCE = 0.01

df t

2

,

1 1 X tdf p

s

n m

 

     

3 of 3
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

 1 4.0568824 4.161383353 3.536666667 8.2 1.991368836 10.9 13.0 8.7

 2 3.802015664 4.121735666 3.747333333 6.4 1.96802479 18.0 14.4 10.8

 3 3.815370473 3.992481835 3.817333333 8.3 1.90955356 714.6 13.6 15.1 12.5

 4 3.749202213 3.902424349 3.869666667 9.4 1.850281869 716.0 14.1 14.9 15.5

 5 3.64125607 3.80294031 3.806 9.5 1.827578473 733.3 15.0 15.9 12.8

 6 3.455719376 3.694490991 3.831666667 7.7 1.790476524 736.4 14.9 16.2 15.2

 7 3.397212518 3.629789351 3.747 6.4 2.117692087 683.9 15.9 13.1 16.1

 8 3.230093031 3.517769058 3.662666667 6.5 2.277818725 664.7 11.4 11.6 15.1

 9 3.09619403 3.501333763 3.523 7.5 2.275375159 698.0 8.6 12.5 14.0

 10 2.894320175 3.61774027 3.532666667 7.3 2.266633352 652.5 7.8 6.9 14.2

 11 2.919144453 3.593146075 3.690666667 6.5 2.275717481 638.6 9.4 6.3 12.7

 12 2.929302979 3.543060843 7.138333333 6.6 2.281236369 625.6 6.6 12.3

 13 2.779105726 3.488429634 7.257333333 6.8 2.303065292 655.5 9.2 13.0

 14 2.629095071 3.447482583 7.245333333 8.3 2.312640013 643.0 11.7 10.9

 15 2.620628184 3.41366112 7.307333333 9.0 2.294220349 645.6 15.0 10.6 12.3

 16 2.596961295 3.376302992 7.349333333 9.3 2.310143433 572.4 14.7 12.2 11.5

 17 2.459037304 3.26194119 7.229 11.4 2.327190984 543.2 13.9 11.1 12.6

 18 2.412510094 3.190503045 7.330333333 12.5 2.315229475 564.5 16.3 12.8 16.0

 19 2.474097189 3.126868146 7.452666667 2.286063475 550.7 14.5 14.9 9.5

 20 2.368354734 3.099781706 7.587666667 2.278845945 555.6 13.1 14.5 10.1

 21 2.229778739 3.041415504 7.696666667 2.299043683 605.5 15.2 14.6 12.4

 22 2.177214729 3.028465788 7.772 2.322754831 494.8 16.8 14.2 9.5

 23 2.14906815 3.054162057 7.806666667 7.5 2.363143394 531.7 13.5 13.4 10.4

 24 2.072248903 3.046253547 7.798333333 8.6 2.412688284 543.0 14.2 14.2 11.1

 25 2.00970006 3.046178768 7.730666667 10.0 2.431153811 521.9 20.7 14.3 10.6

 26 2.017329638 3.017993509 7.661666667 9.2 2.461060554 501.9 47.5 34.4 14.8 13.9

 27 2.047865572 3.011430312 7.671 6.3 2.503020042 49.5 17.4 14.9 14.4

 28 1.85927127 3.1212937 7.697 7.2 2.556037543 49.7 12.9 12.6 18.8

 29 1.771809888 3.061604658 7.685333333 5.9 2.547525147 47.9 11.2 13.0 14.8

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

1 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

 30 1.648102907 3.050924289 7.726333333 8.6 2.480147629 788.3 45.3 9.1 13.9

 31 1.660098435 3.004846624 7.676 2.561917212 17.3

 32 1.664775332 2.980951273 7.441 2.531861994

 33 1.677786857 2.960201031 7.351 2.525164492

 34 1.715745945 2.957584695 7.289 2.484738694

 35 1.70129268 2.921329679 7.237 2.429746745

 36 1.78311052 2.927323256 7.233333333 2.425085929 15.7 125.3

 37 1.774993808 2.900527331 7.194666667 2.011003139 14.4 154.8

 38 1.743506377 2.93051458 7.199333333 1.834086154 14.5 67.0

 39 1.752361756 2.911330323 7.205666667 1.89247484 12.3

 40 1.852824263 2.670501308 7.302666667 1.914110558 10.7

 41 1.874558653 2.553647092 7.226666667 1.910464414 9.5

 42 1.828719629 2.539027307 3.929666667 1.923487823 12.5

 43 1.892999062 2.570778385 3.946 1.913768588 11.5

 44 1.91635732 2.547674369 4.439333333 1.918423083 11.0

 45 1.930975496 2.590190149 4.506333333 1.96032112 11.5

 46 1.995158554 2.668639692 4.542333333 1.959688575 13.9

 47 2.083269726 2.780076477 4.604333333 1.961959694 14.4

 48 2.061584736 2.812852668 4.638 1.992084778 14.5

 49 2.144789767 2.847464097 4.652 2.009684662 13.0

 50 2.2084574 2.899437794 4.663666667 2.041176849 12.8

 51 2.272978397 2.984313888 4.684 2.053004943 12.5

 52 2.320058479 3.020345726 4.733666667 2.050187481 11.6

 53 2.452934275 3.07076608 4.810333333 2.062939623 12.1

 54 2.576374695 3.221203835 4.890666667 2.052854536

 55 2.607756566 3.268094477 4.937333333 2.045803434

 56 2.611566758 3.220565543 4.994666667 2.045013716 33.9

 57 2.644330172 3.210909265 5.117666667 2.086219515 15.6

 58 2.686488579 3.137602166 5.181666667 2.236195591

2 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

 59 2.690141787 3.204985308 5.218666667 4.026853629

 60 2.717585831 3.210233175 5.249333333 7.355374103

 61 2.78341025 3.276617824 5.283 7.325079649

 62 2.798857503 3.324649459 5.335666667 7.369109016 47.4

 63 2.784413058 3.409503601 5.374666667 7.440840983 74.3

 64 2.75561393 3.449475744 5.382 7.477445677 55.3

 65 2.747463148 3.477063548 5.321666667 7.515578871 45.0

 66 2.676102676 3.488699443 5.256666667 7.562653799 47.4

 67 2.694204932 3.50350152 5.174 7.561717022 18.8

 68 2.778670823 3.450208348 5.044 7.560851981 19.2

 69 2.805455839 3.460838186 4.956666667 7.581888697 17.3

 70 2.674611474 3.520084794 4.89 7.636524525 18.1

 71 2.577455947 3.572857423 4.801666667 7.696756215 16.0

 72 2.633093686 3.553026355 4.704666667 8.395430095 20.2

 73 2.636648209 3.486370926 4.640333333 8.882097845 18.7

 74 2.654227999 3.464563654 4.255 8.942832209 19.8

 75 2.568949159 3.400358353 4.187666667 8.931670768 20.7

 76 2.465821329 3.553917518 4.196666667 10.56697728 19.8

 77 2.425662418 3.514771822 4.184666667 13.14881531 17.4

 78 2.406228851 3.45188127 4.22 13.90804798 17.0

 79 2.328279113 3.491464896 4.332333333 14.59484211 23.2

 80 2.233898598 3.503370329 4.464 16.64100593

 81 2.107884658 3.490379256 4.462 17.8350548

 82 2.091169742 3.458588511 4.425666667 18.82152124 14.5

 83 1.990936031 3.42543613 4.311666667 20.16040579 11.5

 84 1.958095417 3.312100004 4.213333333 21.54594602 23.4

 85 2.044489893 3.274288365 4.123333333 23.10072118 20.3

 86 2.113154034 3.298124882 4.116 24.45521133 14.1

 87 2.169820172 3.282595224 4.068 26.93072547 14.0

3 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

 88 2.271258006 3.29934319 3.968666667 29.20845976 14.6

 89 2.342729049 3.239662754 3.928666667 28.34708776 17.3

 90 2.428009959 3.207438307 3.854333333 25.04338491 14.7

 91 2.486040178 3.170588979 3.759 25.09496153 15.6

 92 2.63255271 3.116525409 3.642333333 25.1234835 15.7

 93 2.752863848 3.084644776 3.537666667 25.15291845 16.1

 94 2.913454387 3.066399865 3.463666667 25.21590152 16.4

 95 3.072437443 3.048304634 3.472333333 25.2843397 15.3

 96 3.291474867 3.06775277 3.419333333 25.32265916 37.7

 97 3.378820527 3.017094072 3.449333333 25.37567961 35.7

 98 3.483822319 3.028551854 3.454666667 25.44505579 29.2

 99 3.573095053 2.997080537 3.401666667 25.47893918 29.5

 100 3.756130281 3.01159807 3.636666667 26.23809072 23.6

 101 3.979006081 3.042484462 3.624 27.04901539 24.3

 102 4.127333013 3.108287132 3.570333333 27.21036095 22.4

 103 4.268842579 3.137712897 3.504666667 27.62653881

 104 4.439438181 3.180969927 3.454333333 28.57253766 23.8

 105 4.636521964 3.217411119 3.367666667 29.66961644 23.4

 106 4.753184656 3.007808396 3.241 29.28711566 24.9

 107 4.830083697 3.340394597 3.097666667 26.40084226 11.3 24.7

 108 4.928618681 3.39031146 2.943 25.84405071 24.3

 109 5.024191088 3.338287184 2.708333333 25.34479711 23.6

 110 5.170108719 3.330266875 2.487 23.02950331 12.0 23.7

 111 5.307585417 3.325310504 2.437333333 21.81811547 14.0 22.9

 112 5.351658222 3.389384358 2.495666667 20.97340566 21.8

 113 5.443510784 3.458684281 2.696 19.56396137 14.3 26.0

 114 5.482074971 3.51061336 2.890333333 18.14777928 682.6 15.3

 115 5.498440163 3.566056362 3.064666667 16.49954717 832.0 16.0

 116 5.535321086 3.615023518 3.217333333 15.0889751 1021.3 14.7

4 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

 117 5.582861028 3.665144056 3.327333333 12.26665502 883.9

 118 5.61118793 3.66677078 3.402333333 9.607970547 871.1 34.5

 119 5.66341716 3.740013817 3.519666667 8.765221943 526.2 5.5 24.5

 120 5.719410431 3.829968774 3.655666667 9.152660304 13.8 27.4

 121 5.767173765 3.922812953 3.811666667 9.301497342 29.8

 122 5.821152683 3.989291154 3.929333333 9.484850463 0.0 11.5 21.6

 123 5.833569018 4.00558899 4.069333333 9.607086261 13.8 22.0

 124 5.809610963 4.051989978 4.312 9.675999154 19.0

 125 5.806856296 4.122075448 4.545666667 9.80657197 14.5 15.6

 126 5.781112728 4.171215482 4.804 10.01146102 16.8 26.1

 127 5.845607163 4.335655909 5.072666667 10.24191397 15.4 22.6

 128 5.861322258 4.423561567 5.341 10.35737057 14.6

 129 5.870696932 4.515792752 5.624 10.40050815 14.7

 130 5.799566058 4.602828377 5.592333333 10.23026544 12.1

 131 5.735487287 4.694510946 5.830666667 10.11205722 12.1

 132 5.654189049 4.714742221 5.973333333 9.992037266 12.4

 133 5.62035482 4.791755502 6.126 9.857920954 14.2

 134 5.645927552 4.784358683 6.309333333 9.736626207 293.0 17.2

 135 5.652215487 4.802096369 6.539 9.629740165 358.0 16.4 26.0

 136 5.701460299 4.860618357 6.784666667 8.492902938 321.3 15.9 23.4

 137 5.737187593 4.599187744 6.985666667 8.435157217 347.8 16.7 17.8

 138 5.86251535 4.724588061 7.149666667 8.341762937 373.4 18.2

 139 5.916395406 4.829693487 7.175333333 8.367565274 443.7 11.1

 140 5.970024866 4.909775981 7.234333333 8.505735518 429.2 8.8 18.9

 141 6.091681901 4.982985641 7.288333333 8.700775666 331.8 14.3 21.8

 142 6.251694622 5.079449968 7.277333333 9.252597144 333.4 14.0 26.1

 143 6.365246917 5.094228991 7.212666667 10.01274799 318.4 12.3 24.1

 144 6.410994068 5.122612695 7.137333333 9.914555004 362.6 19.3

 145 6.487923683 5.150249128 7.216333333 9.860555203 398.8 11.6 16.3

5 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

 146 6.633321964 5.205906114 7.269666667 9.83512506 430.3 16.4

 147 6.675840329 5.209615934 7.37 9.82630263 440.2 17.0

 148 6.698830309 5.278492743 7.529 9.750250382 722.3 9.4 19.5

 149 6.690668102 5.342115127 7.641 9.659963153 769.9 22.6

 150 6.70543768 5.37668762 7.787 9.502030957 753.8 14.9 23.8

 151 6.769258768 5.379888676 7.841 9.407897197 717.1 9.7 23.3

 152 6.714655106 5.470622091 7.776333333 9.416205158 688.8 15.3 21.6

 153 6.734759472 5.528521107 7.911666667 9.458428811 12.1 17.1

 154 6.808004128 5.578750699 8.044 9.565316988 15.9 17.4

 155 6.877162593 5.633523904 8.151333333 9.648239675 16.8 18.8

 156 6.889469304 5.648204434 8.277333333 9.616606951 725.8 13.5 23.0

 157 6.933252603 5.630652936 8.403 9.498997265 925.2 11.8 16.0

 158 6.947896201 5.65122949 8.426333333 9.452566916 924.9 12.3 18.6

 159 6.974272941 5.62697656 8.37 9.500855536 650.4 11.3 19.7

 160 7.061710849 5.633544181 8.243 9.488617807 537.5 8.2 14.8

 161 7.099952067 5.649443222 8.095333333 9.5334418 529.0 17.0

 162 7.126834597 5.663480035 7.937666667 9.55852435 524.7 21.9

 163 7.14814509 5.662857864 7.782666667 9.633123818 13.7 34.6

 164 7.109264075 6.041075116 7.568666667 9.631526962 15.7 27.8

 165 7.063939474 6.076767845 7.396 9.576561955 435.8 15.9 24.3

 166 7.07721648 6.086462758 7.238333333 9.51790316 530.5 15.5 29.1

 167 7.115170636 6.048792224 7.064666667 9.521239508 562.7 15.6

 168 6.98036396 6.024101502 6.891 9.511882012 14.1

 169 6.911181619 14.24096895 6.892333333 4.4 9.421782173 15.0 41.2

 170 6.82275371 14.39058234 6.804 9.7 9.326412368 16.3 62.3

 171 6.732185094 14.36882833 6.651 4.8 9.044039552 16.5 42.3

 172 6.61716824 14.32154105 6.531333333 3.6 8.319029212 14.6 30.5

 173 6.507579953 14.30441483 6.414 7.496098734 15.5 29.0

 174 6.468032867 14.30641213 6.329333333 7.505505784 0.0 14.7 32.8

6 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

 175 6.393259678 14.3582228 6.126666667 7.510500556 467.9 15.6 34.7

 176 6.256079984 14.40332009 5.941666667 7.575556849 416.3 15.4 26.9

 177 6.182522951 14.49533238 5.673666667 7.595522364 570.9 11.0 32.2

 178 6.215292748 14.64402777 5.552333333 7.566788697 575.0 16.9 27.7

 179 6.256483185 14.65627204 5.425333333 15.6 7.576292997 539.2 14.7 37.1

 180 6.249620283 14.6785754 5.244 4.4 7.534278978 579.4 13.8 33.0

 181 6.192499132 14.73032683 5.135666667 7.555082142 640.3 14.1 37.8

 182 6.14933824 14.71380786 5.19 4.0 7.517476606 462.0 14.7

 183 6.196280874 14.77796569 5.010666667 4.7 7.417605259 421.7 15.8

 184 6.115616668 14.85079448 4.727666667 6.0 7.328191226 441.6 40.4

 185 6.199376159 14.84439059 4.461 7.214197158 465.0 36.6

 186 6.229832897 14.87254453 4.184333333 5.7 7.178793899 539.0 11.9 34.1

 187 6.218535797 14.93457712 3.863 11.5 7.245911005 408.6 8.8 22.6

 188 6.20100504 15.00554169 3.659333333 13.4 7.313217359 400.2

 189 6.190356774 15.09433307 3.515 8.6 7.408591597 295.0

 190 6.18376653 15.12446328 5.478 5.7 7.559513626 321.0 9.3

 191 6.194784613 15.13232386 5.596 6.6 7.611196877 9.9

 192 6.255819819 15.14816937 5.676333333 7.702321225 5.0

 193 6.280408456 15.17932417 5.792 7.737764585

 194 6.307342658 15.08190628 6.133666667 9.5 7.839129088 440.4

 195 6.349809943 15.10550685 6.144333333 7.9 8.013739084 330.3 12.7

 196 6.356503793 15.12435863 6.136333333 5.7 8.167305224 340.8 11.2

 197 6.408302994 15.14727551 6.181666667 6.6 8.277682017 357.0 10.8

 198 6.494847983 15.1425762 6.232666667 5.4 8.299208541 363.1 9.9

 199 6.587822277 6.937079874 6.274 4.6 8.352839187 341.5 11.9

 200 6.697261242 6.784174551 6.318666667 5.1 8.32803472 341.2 11.6

 201 6.818657043 6.795551816 6.375 5.2 8.535354631 290.4 4.9

 202 7.038629417 6.769134059 6.406333333 6.7 8.640038925 455.2 10.3

 203 7.219592988 6.766147258 6.472666667 6.6 8.768826328 11.5

7 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

 204 7.348915735 6.785958959 6.486666667 7.6 9.00431659 350.5

 205 7.440283054 6.784213879 6.511333333 5.2 9.209121099 325.4

 206 7.513370631 6.782872607 6.572 6.0 9.343664938 371.8

 207 7.665240593 6.790841281 6.690666667 6.3 9.326279002 346.0

 208 7.785236243 6.622269955 6.661333333 9.376680446 363.9

 209 7.858382177 6.58359817 6.697666667 9.523495931 366.3 15.6

 210 8.021018758 6.577328666 6.78 9.648886073 349.8 15.3

 211 8.210347412 6.622996333 6.866666667 9.79987283 334.4 16.9

 212 8.399299865 6.609957733 6.926333333 9.857950029 358.6 10.6

 213 8.521568299 6.581371079 6.981 10.07695665 365.1 10.4

 214 8.710193342 6.516306015 7.033666667 5.6 10.11846184 341.1 12.1

 215 8.689882687 6.554764717 7.077 4.7 10.20128898 338.7 12.7

 216 8.78643382 6.550621808 7.117 3.8 10.31557307 294.7 10.1

 217 8.790875322 6.567465869 7.139666667 5.0 10.40880581 232.9 12.3

 218 8.820867634 6.566869996 7.189666667 4.5 10.48887511 354.8 15.7

 219 8.80036355 6.588065884 7.244 5.0 10.37228162 381.8 16.0

 220 8.749108835 6.840161256 5.287333333 4.7 10.27452888 368.5 16.0

 221 8.776427941 6.853311197 5.232333333 6.1 10.12723226 370.3 15.5

 222 8.770461269 6.87074686 5.282666667 5.1 9.950405662 389.7 14.6

 223 8.820441468 6.887889493 5.729333333 4.8 9.787832371 395.1 8.7

 224 8.861024393 6.687777974 5.486333333 2.9 9.628483792 14.7

 225 8.905848145 6.724098046 5.535666667 2.4 9.438574137 16.1

 226 9.038251002 6.776774979 5.598 2.5 9.245265381 16.7

 227 9.11916396 6.828359461 5.670333333 2.1 8.965883751 16.7

 228 9.263767753 6.958639928 5.728333333 8.788796252 15.8

 229 9.399602619 6.955430949 5.791666667 5.0 8.61170551 13.0

 230 9.627643562 6.957841411 5.853666667 8.485164814 506.3 12.7

 231 9.748087213 6.978171119 5.937 8.250657833 620.4 16.5

 232 9.778911589 7.031895278 6.019 8.176170503 619.9 14.6

8 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

 233 9.91940661 7.077101325 6.05 7.979012358 607.5 12.5

 234 10.03211589 7.086799391 6.001 7.694216365 623.4 12.6

 235 10.16266978 7.127869235 5.994333333 7.472934171 616.9 14.7

 236 10.2759675 7.205910479 6.160333333 7.201375076 586.0 12.2

 237 10.3645688 7.230692988 6.102333333 7.108091263 16.6

 238 10.25631194 7.281528547 6.088 7.047206759 575.3 11.2

 239 10.23968566 7.281769755 6.022666667 6.872754102 13.4

 240 10.20851374 7.312894305 5.929666667 6.742767765 684.9 9.8

 241 10.15030631 7.440901896 5.845333333 2.5 6.538533552 715.6 14.3

 242 10.19573186 7.379728568 5.771 6.387924544 685.2 15.2

 243 10.14419307 7.294456842 5.711333333 5.1 6.130227587 748.4 14.5

 244 10.10673349 7.242322244 5.647666667 6.1 6.056867824 794.3 14.0

 245 10.03311583 7.172982965 5.583 6.5 5.949587007 725.1 14.9

 246 10.06169302 7.135468502 5.554333333 6.2 5.949005747 678.3 15.3

 247 10.05262445 7.015526151 5.513666667 5.9 5.958811921 711.7 15.9

 248 10.07008729 6.957611304 5.472333333 5.7 6.19514303 739.5 16.2

 249 10.20161087 6.866228186 5.366666667 6.162387437 752.7 16.5 16.7

 250 10.30278045 6.718971251 5.295 6.4 6.096929945 249.7 16.1 21.2

 251 10.36129735 6.695980335 5.439 5.2 6.073358841 14.1 84.3

 252 10.56138084 6.671831733 5.363333333 3.5 6.063472201 15.8 74.4

 253 10.70943409 6.622647092 4.803666667 6.2 6.056793774 4.5 33.0

 254 10.84843965 6.56836067 4.717 6.0273916 14.2 26.6

 255 10.9266257 6.495622135 4.657666667 3.3 6.023971123 15.3 33.0

 256 10.93224062 6.420547304 4.601 5.8 6.000045217 15.4 34.8

 257 10.83604879 6.351688171 4.511333333 4.8 5.988757643 16.4 29.4

 258 10.73522122 6.17950336 4.413 4.5 5.987968115 754.0 10.5 29.0

 259 10.64352737 6.083204026 4.273333333 5.992741291 791.4 14.8

 260 10.47657583 6.062458753 4.131333333 7.7 6.016893647 803.8 16.3 30.1

 261 10.50241501 6.008326451 4.020666667 7.8 6.026529022 800.4 15.4 23.2

9 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

 262 10.43136322 5.957719517 3.895333333 7.9 5.951410137 816.3 16.3 24.0

 263 10.2875222 5.900808228 3.821 9.4 6.06589214 808.0 19.8

 264 10.12536056 5.880599616 3.833666667 6.12897214 677.9 16.4

 265 9.888389464 5.823773669 3.822333333 5.1 6.079351892 736.3 1.7 63.5

 266 9.66188006 5.750646148 3.554666667 5.9 6.054108785 736.6 0.5 39.6

 267 9.591062861 5.736625119 3.543 5.4 5.970243683 725.2 1.5 31.5

 268 9.616729359 5.732279762 3.487 5.3 5.856888781 747.8 7.9 20.6

 269 9.581660306 5.717904153 3.461333333 5.0 5.837272604 753.5 15.6 20.1

 270 9.502360782 5.676085936 3.448 6.0 5.815080892 726.5 16.3 15.9

 271 9.38589028 5.43173129 3.377 6.4 5.802734675 716.3 20.0 13.9

 272 9.191722448 5.486458765 3.329333333 5.4 5.829408834 707.7 16.9 11.9

 273 9.154046056 5.561067545 3.258333333 4.4 5.853548949 17.2 20.0

 274 9.111034386 5.65301646 3.22 4.0 5.844184369 579.7 10.8 17.0

 275 5.773123434 3.239666667 4.4 5.847038493 571.2 3.2 17.7

 276 6.673486151 3.223 3.8 5.834656501 15.2 30.8

 277 6.817263833 3.221666667 3.7 5.836388651 15.8 21.0

 278 6.877426609 3.204666667 4.4 5.553776065 671.5 16.1 17.6

 279 7.000949968 3.277666667 4.5 5.545208079 626.7 3.3 15.8

 280 6.917864319 3.282666667 4.6 5.568180274 622.8 14.1 18.3

 281 6.940892844 3.018666667 5.1 5.625354629 696.5 14.9 18.0

 282 6.958057806 2.946333333 5.8 5.627997872 727.2 15.6 15.9

 283 6.931885713 2.904333333 6.0 5.619017056 656.4 15.2

 284 6.972755911 2.856666667 4.7 5.592145093 678.3 14.9

 285 7.013194091 2.806333333 5.606971344 678.5 14.5

 286 7.021846991 2.790333333 7.4 5.621611098 747.2 13.8

 287 7.122173794 2.830666667 7.0 5.612232625 776.6 13.3 32.2

 288 7.193790548 2.891333333 7.8 5.637367905 801.7 13.6 48.0

 289 7.287620145 2.959333333 10.4 5.672230026 702.5 14.5 36.6

 290 7.342398079 3.045333333 8.1 5.693998303 657.9 13.3 35.7

10 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

 291 7.440823034 3.106666667 8.5 5.675836407 669.3 14.0 30.9

 292 7.624265168 3.195 7.5 5.692309178 662.0 11.5 27.3

 293 7.673122439 3.279 7.7 5.585955304 649.7 14.5

 294 7.664117614 3.362333333 7.1 5.49119841 698.5 14.8

 295 7.682377467 3.373333333 5.499191673 694.4 13.8

 296 7.689132076 3.404 6.7 5.538871954 789.0 17.1

 297 7.636887444 3.467 5.618227076 746.6 16.8

 298 7.608093409 3.574666667 5.758812517 789.1 16.8

 299 7.66894253 3.687333333 6.6 5.814258886 13.8

 300 7.61313155 3.827 4.3 6.060561269 692.1 14.3 19.6

 301 7.615312294 4.012 4.1 6.348203109 713.3 13.4 22.8

 302 7.713982017 4.193333333 4.7 6.501347916 714.7 13.7 23.9

 303 7.570460601 4.434 5.0 6.638077415 735.1 14.4 31.7

 304 7.524116604 4.665 6.6 6.700756358 783.6 11.2 51.7

 305 7.434308547 4.784333333 6.9 6.769874287 734.1 19.9 35.7

 306 6.543828164 4.781666667 7.8 6.973966866 748.6 15.7 32.3

 307 6.444185669 4.806 8.5 7.16784453 759.2 15.1 37.2

 308 6.337157838 4.862 7.7 7.435229973 707.7 14.8 41.7

 309 6.210785474 4.997 6.5 7.550058514 690.8 14.0 48.5

 310 6.071664439 5.093 7.5 7.654636367 708.0 13.4

 311 6.007095931 5.252333333 6.6 7.590299407 12.3

 312 5.957645731 5.501333333 6.6 7.689650934 13.8

 313 5.929547247 5.693333333 9.3 7.863194261 1206.1 13.2 49.1

 314 5.895647071 5.939333333 10.4 8.086423626 1098.8 12.7 54.1

 315 5.910494237 6.203 9.6 8.203874669 771.9 76.4

 316 5.867388443 6.441333333 8.6 8.400458354 792.4 56.3

 317 5.730805101 6.706 7.0 8.760704939 14.8 42.0

 318 5.639175833 6.933666667 7.4 8.749148602 15.0 23.3

 319 5.546665933 7.134666667 8.0 8.747823499 16.1 18.4

11 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

 320 5.434780084 7.324666667 8.4 8.703442074 952.4 16.6 23.3

 321 5.319258155 7.481666667 8.9 8.689997727 10.6 24.6

 322 5.101804982 7.583666667 7.9 8.707004873 6.2 21.3

 323 5.010755555 7.610333333 8.6 8.706500288 767.8 9.8 20.3

 324 4.932749497 7.628666667 7.5 8.721581974 808.0 13.0 31.0

 325 4.828380467 7.721 7.2 8.683557147 802.5 8.8 31.5

 326 4.706700937 8.250666667 7.6 8.656290256 809.3 9.0 24.3

 327 4.765100409 8.2 7.7 8.674152517 797.9

 328 4.697147975 8.185666667 7.3 8.609790498 913.1 10.5

 329 4.621095539 8.145333333 6.5 8.548324064 1049.2 14.5

 330 4.626921918 8.075333333 7.6 8.349415885 959.9 14.1

 331 4.614993147 8.014666667 7.6 8.137163598 834.7 17.4

 332 4.49918856 8.003666667 8.2 7.987383511 801.4 15.5

 333 4.758191531 7.943 8.6 7.839931171 751.0 14.2

 334 5.225776923 7.883666667 7.0 7.80903923 762.1 15.0 72.2

 335 5.230471943 7.876333333 8.5 7.773328107 712.7 15.0 20.2

 336 5.224800339 7.998333333 8.3 7.630335073 877.0 15.9 18.0

 337 5.216573203 8.085333333 7.385320782 856.3 12.7 23.1

 338 5.245105128 8.116 7.178587902 751.0 12.4 34.5

 339 5.284657007 8.048333333 16.4 6.988583998 707.1 16.3 26.9

 340 5.366110613 8.046333333 9.4 6.817220135 694.7 17.4 32.2

 341 5.403093748 8.016333333 8.4 6.765221117 13.6 22.9

 342 5.397902037 7.92 10.2 6.590342865 17.5 23.7

 343 5.405658129 7.9 10.6 6.348227662 16.9 26.2

 344 5.391427456 7.854 7.8 6.152819692 14.3 21.8

 345 5.329997228 7.798 5.969581388 18.2 16.5

 346 5.37279075 7.675 5.745639188 16.7 21.4

 347 5.473451044 7.513666667 5.7 5.353781116 16.8 20.8

 348 5.496435342 7.371333333 6.9 5.27440229 875.1 18.7 16.3

12 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

 349 5.573034003 7.196333333 6.9 5.182906872 855.5 19.3 16.9

 350 5.632127444 7.134 6.6 5.208657859 797.9 17.5 24.4

 351 5.66486643 7.106666667 6.8 5.165638754 902.9 15.6 34.8

 352 5.675725325 7.127333333 4.9 5.130241861 910.8 49.4

 353 5.670058137 7.224333333 5.2 5.123196111 906.2 18.5 38.5

 354 5.735735737 7.266 4.8 5.110595549 847.1 17.8 34.5

 355 5.824840796 7.265 7.5 5.099585241 870.5 18.2 27.1

 356 5.934428367 6.798 5.115642481 888.9 17.4 25.4

 357 5.901565957 6.852 5.077086075 904.5 22.9 23.0

 358 5.994748331 6.856666667 5.015564478 898.5 19.6 24.0

 359 6.032372466 6.883333333 7.8 4.981656973 975.0 19.3 39.8

 360 6.041016914 6.915 8.2 4.937170519 939.0 19.5 38.3

 361 6.052639705 6.959333333 9.4 4.844252643 983.5

 362 6.052542974 6.929666667 10.2 4.883039444 994.1 33.4

 363 5.892552846 6.870666667 4.879228501 980.2 22.9

 364 5.418084059 6.787333333 18.9 4.820496249 1076.0 25.4

 365 5.421613405 6.71 4.721503859 1024.2 25.8

 366 5.443535854 6.654333333 4.633011246 963.8 16.7 20.0

 367 5.470206176 6.578 19.6 4.719507955 977.5 14.4 20.9

 368 5.490617929 6.544666667 28.7 4.768640636 1035.3 15.5 19.2

 369 5.486702797 6.62 26.2 4.852470939 1017.9 15.8 16.8

 370 5.49714097 6.647 17.2 4.878902252 1102.5 14.0

 371 5.493157611 6.635 19.3 4.98134043 1148.4 17.2 13.9

 372 5.534758998 6.591 5.056603403 1075.3 10.9

 373 5.599719444 6.500333333 5.110022481 1196.3 13.8

 374 5.653252657 6.364333333 5.099763781 1221.9 15.1

 375 5.687558256 6.228 5.128607064 15.2

 376 5.656869418 6.198 5.115475071 17.7

 377 5.650854477 6.190333333 5.156151001 27.0

13 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

 378 5.700846119 6.288 5.225835499 44.3

 379 5.71033733 6.440666667 5.245803588 37.4

 380 5.767457144 6.468 8.9 5.252003623 879.4 42.4

 381 5.860115363 6.418666667 5.23480027 892.5 36.2

 382 5.941727304 6.35 9.3 5.223743682 877.7 25.5

 383 6.07157323 6.238333333 5.178054864 935.7 23.0

 384 6.100777287 6.212 5.108537053 880.7 27.8

 385 6.080460309 6.224 16.8 5.521939109 25.2

 386 6.057687917 6.241333333 5.478057842 809.2 27.4

 387 6.05145784 6.329333333 7.273802976 831.0 23.7

 388 6.033169062 9.556 17.2 7.234950418 803.8 20.6

 389 6.01806411 9.588666667 8.5 7.240672647 842.0 20.9

 390 6.027577939 9.559 25.2 7.256446534 751.9 22.5

 391 6.057916678 9.515666667 7.345632698 833.5 31.4

 392 6.062896227 9.514333333 10.2 7.259358846

 393 6.075101743 9.619 7.174590453 30.6

 394 6.085847333 9.746666667 7.141361028 36.8

 395 6.0033407 9.897 7.107877058 30.6

 396 5.959623486 9.942666667 7.085827752 811.0 25.6

 397 5.950897728 9.977666667 6.998594027 823.8 27.5

 398 5.963840311 10.01033333 8.1 6.894399896 26.3

 399 5.97716459 9.939333333 4.2 6.817421597 478.6 24.9

 400 6.024920644 9.922333333 6.820556907 747.2 23.8

 401 6.047267516 9.907 3.3 6.81901909 727.4 21.8

 402 6.069883032 10.28766667 3.1 6.822707257 841.9

 403 6.079997835 10.26233333 3.4 6.814956478 754.4

 404 6.140497663 10.29166667 5.6 6.863543883 864.8

 405 6.471799446 10.286 5.9 6.984233428 875.0

 406 6.515169406 10.21633333 7.127324077 1003.2

14 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

 407 6.688901322 10.10933333 7.241370562

 408 6.664087416 9.891333333 3.4 7.2413881 19.7

 409 6.672991219 9.703333333 3.5 7.274390361 21.6

 410 6.929896115 9.521333333 4.4 7.256875378 499.5 7.7

 411 6.868930632 9.409 7.330733709 614.1 13.9

 412 6.828542315 9.358 5.6 7.377983712 638.2

 413 6.768719604 9.302333333 7.436913109 658.3

 414 6.771013249 9.239333333 7.531609113 657.8 21.5

 415 6.894022204 9.149666667 7.114995463 637.8 17.7

 416 6.924188461 9.087333333 7.024859621 575.4 11.3

 417 6.953074312 8.988333333 5.290158949 598.2 8.9

 418 7.008636688 5.722666667 5.335261553 536.6 20.0

 419 7.072508239 5.621 5.290059883 40.6

 420 7.138394891 5.576666667 5.24189638 55.0

 421 7.129560455 5.535666667 5.153579246 50.2

 422 7.113985792 5.455333333 5.18120604

 423 7.1149702 5.294333333 5.277630571

 424 7.093032171 5.141 5.290838037 487.3

 425 7.17940603 4.954333333 5.352423159 537.8 58.7

 426 7.214154729 4.835666667 6.583616225 642.2 61.2

 427 7.233088376 4.774333333 8.678923301 611.1 48.1

 428 7.219566426 4.695666667 10.26749066 572.2 34.2

 429 7.204180628 4.595 11.87948244 546.4 33.6

 430 7.229331505 4.461 14.01346445 50.9

 431 7.243631908 4.382666667 15.79772895 588.8 43.6

 432 7.289085664 3.965666667 16.95226313 588.8 42.3

 433 7.191616157 3.972 18.56088868 552.3

 434 7.18642139 3.932666667 19.92746475 519.7 33.4

 435 6.935807677 3.913 24.45844329 564.9 31.4

15 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

 436 6.938602167 3.906666667 27.0250227 579.7 36.0

 437 6.769491733 3.923 27.58962823 590.7 39.4 39.6

 438 6.760993573 3.955666667 27.61530848 630.9 40.4 26.7

 439 6.71894931 3.991 27.58894391 612.4 42.5

 440 6.427220799 4.042666667 27.56537683 576.1 41.2

 441 6.460634919 4.031666667 27.50447621 664.6 38.1 15.7

 442 6.368934401 3.958 27.47581331 49.2 17.6

 443 6.427175754 3.929 27.46765941 50.6 32.3

 444 6.476487767 3.933333333 27.42931719 50.2 21.8

 445 6.410103736 27.440049 639.8 51.3

 446 6.412157144 27.4399902 548.9

 447 6.390574384 27.38610153 475.8

 448 6.309934856 27.44284997 495.3

 449 6.218601495 27.57289707 482.9

 450 6.320062871 27.70368893 521.5

 451 6.240933028 27.88821613 1369.7

 452 6.269961059 28.00781309

 453 6.282249055 28.17921354

 454 6.31116928 28.41103362

 455 6.27136557 3.3 28.75985771

 456 6.206181249 3.3 30.10995627

 457 6.224455012 31.2581299

 458 6.239017955 29.71150412

 459 6.322815011 4.4 28.19445837

 460 6.284465738 4.2 26.11858073

 461 6.26988343 24.39229449

 462 6.309827496 5.5 23.3615938

 463 6.393866944 6.9 21.9116054

 464 6.370764465 4.9 20.64576395

16 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

 465 6.308384767 16.09871017

 466 6.331758028 13.49053284

 467 6.277223097 8.5 12.87314876 10.2

 468 6.331214058 9.8 12.94424178 1022.0 16.6

 469 6.391514481 9.4 13.08417958 848.7 32.3

 470 6.408004778 2.1 13.19100454 46.2

 471 6.401206044 1.2 13.33867007 1215.0 40.1

 472 6.495819989 0.8 13.4083997 1241.5

 473 6.46921991 13.47077485 1245.5 36.3

 474 6.381216238 13.51242641 1042.5 45.1

 475 6.36385733 13.53646485

 476 6.349586296 13.65447415 1016.8

 477 6.47906233 13.76196448 1038.9

 478 6.492683758 13.79068041 1130.9

 479 6.686799292 13.79010819

 480 6.4891844 13.77819703

 481 6.526197183 13.71114579 28.4

 482 6.554937699 13.70010536 57.0

 483 6.427640435 13.61188459 52.9

 484 6.442207742 13.52090105 56.1 21.5

 485 6.485252797 13.28534955 56.6

 486 6.615756866 10.86395189 53.2

 487 6.641790747 7.774961401 52.0 13.9

 488 6.683852027 7.838714131 51.5 16.2

 489 6.580975574 7.856049607 48.7 18.6

 490 6.611185115 41.9 7.891169885 52.8 38.4

 491 6.753689751 37.6 7.849105301 56.8 44.5

 492 6.572947639 70.1 7.825367903 54.4 34.4

 493 6.910440817 41.6 7.762597304 54.9 29.0

17 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

 494 6.93185055 45.1 7.708899434 51.0 30.5

 495 7.06567167 24.5 7.749466731 54.0 0.0

 496 7.029453432 69.3 7.801958219 54.3 19.0

 497 7.170351538 34.2 8.248214839 52.7

 498 7.140635451 5.0 8.82590138 45.9

 499 7.020698247 3.6 9.109972505 43.6 17.3

 500 6.99090105 4.0 9.743456848 47.6 19.1

 501 6.934312613 4.5 10.59502152 48.6

 502 7.043499738 5.7 11.39069699 24.1

 503 6.992167551 5.8 12.01942169 41.4 18.6

 504 7.031435296 3.8 12.84029152 50.3 8.5

 505 7.012018108 1.6 13.45113857 39.3 13.7

 506 6.994391666 13.91265308 52.0 47.2

 507 6.887240068 2.5 14.29194242 50.8 29.7

 508 6.901264458 3.7 14.99715875 53.4 27.4

 509 6.767304924 5.0 15.7437808 53.0 17.6

 510 6.880588673 6.2 16.79333533 627.2 55.6 14.6

 511 6.921842973 17.6065997 715.9 57.6 15.2

 512 6.902763121 18.49489134 655.9 57.6 21.3

 513 6.9903233 4.8 19.184713 783.3 55.5 24.8

 514 6.965301986 6.5 19.74201354 779.2 53.4 20.8

 515 6.893972169 2.0 20.31584996 739.3 50.3 20.3

 516 6.798540027 1.8 20.90531039 698.2 45.4 17.1

 517 6.788834201 2.4 22.15062218 18.0

 518 6.731992931 2.4 23.43346635 60.5 12.1

 519 6.814355617 3.0 24.12171514 61.1 12.6

 520 6.77172914 2.8 24.80887711 722.7 59.4 13.3

 521 6.594783067 2.4 25.68546905 716.0 54.9 12.4

 522 6.628544257 3.7 26.58555452 57.7 10.0

18 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

 523 6.275462966 4.8 27.30540408 53.1 10.5

 524 6.188925653 4.5 27.88557349 51.8 15.4

 525 6.005229633 3.4 27.72375843 54.0 17.8

 526 6.005016338 3.9 27.57592671 53.9 15.6

 527 5.850832394 4.3 27.05829695 52.2 16.0

 528 5.805690255 2.5 26.35734005 51.7 17.6

 529 5.86535884 3.5 25.95447846 921.7 51.3 13.6

 530 5.861678348 4.0 25.25625806 672.7 46.8

 531 5.866696594 3.9 24.37963991 779.3 47.7

 532 5.748445729 23.5896786 756.1 49.4

 533 5.750626577 22.94522982 774.5 52.9 28.9

 534 5.713478693 22.22058264 707.8 53.1 19.2

 535 5.677743597 21.680734 55.2 11.5

 536 5.643382664 21.2176876 740.1 57.1 12.4

 537 5.658216015 20.86112148 741.0 55.7 12.7

 538 5.645573741 20.13186445 683.9 55.7 9.0

 539 5.585159597 19.43489213 710.9 55.7 9.9

 540 5.507144904 1.7 18.39594515 55.5 16.9

 541 5.598724853 2.0 17.61050254 48.9 12.6

 542 5.548209982 1.6 16.73001113 30.7 9.6

 543 5.574552612 16.08789786 51.6

 544 5.581231825 15.6020525 47.8

 545 5.636396286 15.07820313 48.3

 546 5.687520197 14.50955329 627.6 53.9 10.1

 547 5.620179354 13.27226561 627.9 58.6 18.2

 548 5.620966413 2.2 12.15035568 556.7 57.6 15.4

 549 5.558323277 11.61949527 562.2 49.9 13.1

 550 5.532200502 2.4 11.03730567 571.9 47.7 12.5

 551 5.541301355 10.27714095 587.8 51.6 11.8

19 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

 552 5.562358363 2.5 9.503128619 758.7 59.2 9.3

 553 5.548784753 2.7 9.032511447 917.2 49.7

 554 5.527399605 2.6 8.684420579 976.3 50.9

 555 5.516735826 3.0 8.923489057 909.2 56.7

 556 5.463382338 3.0 9.0359944 896.8 55.7

 557 5.463676934 1.3 9.173104235 915.6 58.1 7.4

 558 5.559513915 9.325428405 1046.2 56.0 20.3

 559 5.54291562 4.6 9.473965133 55.6 24.9

 560 5.494617001 3.9 9.695581403 715.1 56.9 17.1

 561 5.474428893 3.4 9.865939389 673.8 59.3 14.7

 562 5.42716505 3.3 10.0152611 908.2 53.5 20.3

 563 5.394670603 3.2 10.14371161 762.1 66.4 15.1

 564 5.347198628 3.3 10.14165149 571.9 61.3

 565 5.31304363 10.41534163 56.0

 566 5.278476252 10.84048602 58.8 10.4

 567 5.156003717 5.6 11.30487629 56.2 26.8

 568 5.075281967 4.6 11.74115324 1021.6 48.8 21.1

 569 5.001623976 4.3 12.70333608 52.2 17.9

 570 4.955108813 5.3 13.78074318 550.9 55.3 12.9

 571 4.766006864 8.2 15.71530595 534.6 21.3 13.6

 572 4.721743285 8.2 16.64112115 651.4 31.2 12.2

 573 4.65393375 18.4698589 604.9 50.1 11.0

 574 4.599253888 19.03611027 684.0 50.4 11.9

 575 4.536668854 19.97454533 47.8 12.2

 576 4.45375993 20.46747326 728.3 46.5 13.9

 577 4.371127611 3.8 20.34506638 601.4 52.3 6.8

 578 4.296905844 20.2093615 801.6 53.6 8.7

 579 4.16700201 20.00307066 52.8 12.7

 580 4.098372296 19.78696124 51.8 25.7

20 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

 581 4.048602928 19.5743964 429.0 51.7 19.0

 582 4.00740138 19.34104971 319.2 49.9 12.2

 583 3.996382772 19.10438279 276.8 49.2 12.2

 584 4.033764012 18.91568535 384.7 49.0 14.8

 585 3.986240661 18.85123653 344.0 42.5 12.0

 586 3.961228542 6.6 18.82041484 287.5 47.3 10.6

 587 3.913928751 7.1 18.80466087 47.6

 588 3.779385863 12.3 18.73030473 59.9

 589 3.761257084 8.1 18.59721857 70.3 14.7

 590 3.792989693 18.38521814 72.3 17.8

 591 3.787673233 18.21429352 531.8 61.2 18.6

 592 3.77397427 18.06158936 497.9 49.6

 593 3.841235017 17.94631021 487.1 52.4 19.8

 594 3.862361536 5.7 17.90762164 52.3 17.9

 595 3.92676296 17.53002197 48.8 16.2

 596 3.935680531 14.3 17.09567699 51.6 15.0

 597 3.957185571 16.8 16.77637586 48.7 13.9

 598 4.020524722 18.6 16.49324412 50.7 12.1

 599 4.060599305 15.8 15.57315376 53.6 12.2

 600 4.037000635 2.7 14.54049998 58.5 8.0

 601 4.612871661 2.0 12.6897615 53.0 11.1

 602 4.600470851 2.8 11.95967409 60.1 11.5

 603 4.635743687 5.0 10.26263727 64.8 11.4

 604 4.647642043 4.5 9.701445944 63.9 10.9

 605 4.741299753 3.9 8.70979463 62.7 13.3

 606 4.850277252 5.3 8.209692051 602.8 62.4 15.1

 607 4.898212258 8.306618402 606.2 63.9 13.5

 608 4.898338066 8.363394232 630.4 96.9 15.0

 609 4.98293383 8.412646589 831.1 44.3

21 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

 610 4.950116598 6.2 8.544195358 824.0 190.1 33.4

 611 5.081750533 4.5 8.726264997 770.8 193.1 36.7

 612 5.211797636 2.8 8.878254623 764.8 26.7

 613 5.270135939 3.4 8.937365957 800.5 68.2 18.7

 614 5.256952989 5.7 8.988153196 964.3 60.5

 615 5.412788209 9.096139993 798.6 63.2

 616 5.450036147 9.230998183 58.5

 617 5.510921702 3.1 9.382198473 63.8

 618 5.575740408 9.670235217 1413.2 70.6 13.0

 619 5.613985246 9.997416741 1220.6 73.9 10.6

 620 5.631559759 10.30089086 1097.9 70.0 12.8

 621 5.705384612 3.0 10.46957498 70.9

 622 5.755463219 3.3 10.71277489 72.4

 623 5.727933714 1.8 10.88000861

 624 5.653147998 3.0 12.04456841 849.0 53.8

 625 5.635010464 3.3 13.35545815 1189.5 70.8

 626 5.695526106 2.1 13.49303592 1334.3 81.5

 627 5.716436041 2.5 13.5476993 1429.2 82.5

 628 5.730370297 2.4 13.48999619 1404.3 80.6

 629 5.764336708 3.7 13.56168333 1340.2 41.6 12.1

 630 5.801879396 2.1 13.72543024 1356.8 60.9 10.3

 631 5.324804601 2.5 13.86463001 1381.0 73.6 13.7

 632 5.403323777 2.9 13.83236264 1281.6 95.7 18.2

 633 5.483438059 4.5 13.73240343 1305.7 112.5 14.5

 634 5.496247728 3.5 13.72581046 1355.8 120.5 13.0

 635 5.557468861 2.7 13.73838155 1727.3 117.4 11.7

 636 5.495979372 3.5 13.79498943 1878.9 23.4 12.5

 637 5.525657698 3.2 13.9561256 1639.1 25.2 12.2

 638 5.532827079 1.7 14.1171837 1720.0 74.5 14.5

22 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

 639 5.496972561 1.6 14.2560343 1615.4 82.7 25.8

 640 5.528943237 2.0 14.28922174 1294.9 81.2 15.6

 641 5.381123343 1.9 14.36665752 838.4 65.4 14.1

 642 5.234034001 2.9 14.42922477 797.6 72.3

 643 5.150474986 3.3 14.49167027 819.5 75.8

 644 5.130623607 2.7 14.61500582 836.0 71.1

 645 5.017066543 3.2 14.84550336

 646 5.042928816 2.4 15.11046947

 647 5.032124843 2.9 15.12219072 14.2

 648 5.009630834 4.1 14.88074289 41.0

 649 4.965831994 6.7 14.63036161 855.3 66.9

 650 4.94672674 5.1 14.43945427 72.4

 651 5.069067815 4.2 14.34137884 53.0 11.5

 652 5.074550324 2.5 14.27051623 1040.3 40.8 12.6

 653 5.151881152 14.24177319 1285.4 45.6 13.5

 654 5.34002976 1.3 13.18307436 819.8 18.5

 655 5.364683385 1.4 12.07217578 852.3 44.5

 656 5.350537471 12.07433122 930.8 54.4

 657 5.387133643 11.96185095 930.2 46.3 33.4

 658 5.384394763 3.5 11.96721232 32.9 29.6

 659 5.384869379 3.3 11.98833432 27.8 31.8

 660 5.365572746 3.7 11.80563877 46.9 27.9

 661 5.327858254 3.8 11.68149289 1340.4 48.7 25.3

 662 5.384401619 3.2 11.54573233 1312.0 44.6 22.0

 663 5.296684761 11.4781739 1190.6 39.7 21.8

 664 5.262173534 6.1 11.4488739 879.5 60.3 17.2

 665 5.187622567 5.8 11.39601319 878.1 61.5 16.7

 666 5.232962145 3.7 11.26074334 52.1

 667 5.196578345 3.0 11.03137981 51.4 33.9

23 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

 668 5.269568626 2.8 10.73208357 966.0 64.0 24.7

 669 5.321870063 3.3 10.54350146 939.4 104.3

 670 5.425014635 6.7 10.42649179 975.6 105.7 25.9

 671 5.564117402 5.9 10.2792179 989.0 94.0 33.1

 672 5.637009737 2.9 10.13460125 940.9 85.9 23.1

 673 5.701826917 3.5 10.07521148 1037.2 57.2 19.4

 674 5.766215237 3.2 9.868522532 1032.1 53.0 21.2

 675 5.822681437 3.8 9.454899208 941.5 54.4

 676 5.821721763 4.1 9.098207602 959.2 56.0

 677 5.847495468 5.3 8.888989622 1001.6

 678 5.886019568 8.843731558 970.2

 679 5.927615774 8.791027573 919.7 17.3

 680 5.932741897 8.641236872 924.7 16.9

 681 5.750241233 8.559229477 957.6 19.1

 682 5.712219807 8.385618128 1063.5 22.0

 683 5.650241692 8.221410489 36.1 23.9

 684 5.605549319 8.127665675 59.2 19.3

 685 5.549531625 8.07498147 60.0 20.0

 686 5.632375242 7.914143165 63.4 20.9

 687 5.558076097 2.0 7.807342979 23.8

 688 5.492995823 1.8 7.703357372 29.7 23.7

 689 5.461201506 2.7 7.51939891 641.5 50.7 23.5

 690 5.465381123 3.5 7.774154366 651.7 52.3 25.0

 691 5.425953149 6.1 7.687641112 627.1 52.2

 692 5.34025826 5.3 7.603737076 651.6 57.2

 693 5.264776108 4.7 7.547834868 59.4

 694 5.300798002 4.9 7.506657879 695.0 62.4 27.9

 695 5.24229662 3.3 7.533642535 609.2 58.0 26.1

 696 5.11594855 2.3 7.595532948 600.0 52.9 34.4

24 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

 697 5.018565687 3.0 7.630295455 662.4 52.8 36.8

 698 4.936172009 4.2 7.681796068 600.2 58.2 27.1

 699 4.861240817 3.7 7.805260512 903.2 61.2

 700 4.726004684 4.1 7.969640671 964.6 60.9

 701 4.579106331 4.9 8.066140577 944.3 65.5

 702 4.390052088 5.3 964.7 66.6 36.4

 703 4.189743446 4.7 1011.2 70.8 39.3

 704 3.978233591

 705 3.767951421 7.1 886.4 60.8 35.6

 706 3.580907432 6.5 890.1 54.8 39.1

 707 3.37692951 5.1 861.6 57.8 26.4

 708 3.170411129 6.1 855.0 56.7 21.9

 709 3.000515977 9.0 693.0 63.6 19.4

 710 2.827478374 8.5 534.3 64.9 17.6

 711 2.670255149 7.3 516.9 24.9 18.7

 712 2.523235691 7.8 517.7 29.6 15.6

 713 2.337496015 6.2 693.4

 714 2.117139631 7.9 806.2 34.4

 715 1.959975814 7.5 896.8 70.4 27.8

 716 1.699142006 4.7 756.1 70.4 21.9

 717 1.574075339 4.8 858.3 43.3 29.2

 718 1.460393523 5.1 893.2 58.5

 719 1.326757597 9.3 893.6 63.7

 720 1.185422948 8.0 883.5 56.8

 721 1.056643733 9.0 805.3 59.1

 722 1.137981721 6.4 553.4 40.6

 723 1.359334612 5.8 539.3 29.5 35.1

 724 1.521488319 5.4 545.9 52.5 25.2

 725 1.619731582 7.1 691.4 53.3 21.6

25 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

 726 1.742813007 5.1 807.1 54.0 17.9

 727 2.01841703 8.3 55.1 18.7

 728 2.150749023 618.4 52.4

 729 2.31912646 8.4 615.0 38.3

 730 2.491710857 8.3 623.0 52.2

 731 2.641376235 5.8 549.8 42.6

 732 2.878797588 9.3 507.6 26.6

 733 3.097911718 11.7 484.1 51.8 20.5

 734 3.354262889 11.9 516.0 38.2 19.5

 735 3.583210508 10.6 553.6 55.1

 736 3.832163337 9.6 781.9 18.5

 737 4.213468554 6.2 630.0 18.1

 738 4.367981025 1.8 904.4 20.6

 739 4.535966887 1.7 593.0 20.3

 740 4.684795716 2.7 605.2 36.0 18.5

 741 4.837551919 4.1 11.0 18.8

 742 4.977207798 7.6 39.0 21.1

 743 5.124722973 12.2 561.6 29.1 18.0

 744 5.271497529 575.2 48.5 14.0

 745 5.457852044 613.7 44.3

 746 5.671157055 2.2 668.3 46.9

 747 5.891781304 3.1 701.8 50.0

 748 6.088942723 5.1 747.8 51.2

 749 6.299050482 25.9

 750 6.506893254 3.0 750.1 20.5

 751 6.720002411 3.2 655.9 7.6 24.4

 752 6.769617106 4.3 532.9 37.5 24.7

 753 6.763890345 517.2 51.4 31.1

 754 6.763393008 50.5

26 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

 755 6.848895022 51.8

 756 6.851763868 7.2 590.7 57.0 16.6

 757 6.779996059 5.0 573.2 56.5

 758 7.7177014 620.0 56.7 14.4

 759 7.687085626 586.9 60.8 17.9

 760 7.661254763 598.8 60.5 19.3

 761 7.591306303 595.8 60.6 19.1

 762 7.534189053 728.1 61.1 16.3

 763 1.2 55.6 15.0

 764 2.5 60.8 22.9

 765 3.0 54.7 23.7

 766 2.0 57.3 23.3

 767 2.5 58.3 23.6

 768 617.9 57.8 27.2

 769 6.6 57.1 24.5

 770 4.3 58.1 27.3

 771 5.4 60.9 23.2

 772 3.2 1030.3 64.5 23.2

 773 2.1 1220.5 28.8 20.0

 774 2.9 1016.1 10.1 13.4

 775 12.0 15.3

 776 15.1

 777 16.8

 778 0.9 984.4

 779 924.8 21.2

 780 11.2 882.9 25.5

 781 6.0 999.5 25.0

 782 8.3 902.1 20.2

 783 8.6 1124.6 21.5

27 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

 784 21.7

 785 22.1

 786 26.8

 787 1.9 22.2

 788 9.3

 789 15.8

 790 24.7

 791 2.2 24.6

 792 20.5

 793 17.5

 794 20.4

 795

 796 14.2

 797

 798 4.1

 799

 800

 801 4.2 0.8

 802 8.6 0.8

 803 12.3 27.9

 804 964.4 20.4

 805 1025.8 52.9

 806 5.3 1032.7 34.6

 807 5.3 977.2 62.0

 808 965.5 51.8

 809 8.7 979.5 51.6

 810 8.7 917.2 51.1

 811 889.8 29.4 20.6

 812 878.4 47.7 19.9

28 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

 813 1161.9 57.4 19.8

 814 1415.5 58.4 17.2

 815 1446.3 61.1 17.9

 816 47.2 1320.3 63.2 20.9

 817 25.6 1322.7 63.3 17.1

 818 1251.3 68.1 15.4

 819 1310.9 62.5 14.6

 820 1464.3 64.7 17.1

 821 1584.4 70.4 23.0

 822 1706.6 73.0 18.5

 823 13.0 1691.3 75.7 20.5

 824 13.3 989.5 66.5 22.1

 825 20.3 1020.6 73.3 18.2

 826 997.5 74.9

 827 7.3 741.3 73.6

 828 8.1 983.9 82.8

 829 6.2 621.8

 830 5.9 583.5

 831 24.6

 832 23.0

 833 10.3 35.7

 834 8.0 46.6

 835 6.6 616.7

 836 5.6 652.1 14.8 49.5

 837 7.7 643.0 7.5 38.9

 838 7.8 834.7 71.9 30.1

 839 6.6 1085.0 75.6 26.2

 840 7.0 1039.8 76.2 27.5

 841 7.6 897.2 77.8 26.5

29 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

 842 10.0 978.2 80.0 27.3

 843 8.9 993.7 76.0 35.8

 844 9.5 931.2 79.4 33.5

 845 11.2 953.3 90.6 35.4

 846 7.5 943.2 89.8 26.4

 847 9.3 914.5 87.0 29.2

 848 7.6 867.9 78.2 46.5

 849 10.9 822.4 74.4 34.1

 850 10.5 931.5 71.6 26.7

 851 64.6 34.4

 852 63.6 33.5

 853 69.4 29.3

 854 75.9 27.3

72.8 34.4

69.1 35.2

80.3 32.7

2185.5 75.9 23.1

2440.5 70.1 0.0

1694.0 75.4 30.0

1391.6 71.5 25.1

67.1 22.9

42.9 20.5

1685.4 18.8

4.5 19.4 15.6

5.6 43.5 25.2

4.1 644.9 68.4 31.4

5.2 447.6 43.9 35.9

4.8 474.2 64.3 35.1

30 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

5.9 505.5 60.2 36.6

7.4 478.4 68.1

6.4 472.8 76.0 32.9

7.3 453.5 78.7 30.4

5.7 614.0 76.6 30.6

2.5 690.4 59.5 23.0

3.5 693.0 24.4 25.5

7.4 687.1 64.8 12.8

5.9 652.9 75.0 2.1

6.1 742.6 76.6 2.0

6.9 635.6 67.0 50.8

3.8 638.3 54.0 72.8

4.8 874.1 52.0

6.6 687.9 15.9 55.6

7.8 599.2 58.2 27.2

6.8 577.5 73.7 21.9

5.9 559.7 71.9 22.4

6.4 567.4 69.5

8.2 619.4 68.9

64.5

68.0

44.9

654.7 65.3 16.4

610.3 61.3 17.0

62.5 27.9

57.6 31.3

63.4 26.0

821.5 63.5 17.3

9.5 63.1 16.5

31 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

8.7 739.2 62.2 18.7

695.1 61.9 13.0

667.3 57.3 16.8

6.4 547.7 49.6 17.0

6.3 577.9 13.2

2.9 661.0 16.3

1.3 667.8 20.7

2.3 655.1 18.3

3.5 657.4 20.9

4.2 614.4 22.0

4.8 694.7 98.6 22.6

4.6 20.3

7.5 62.1

5.9 66.4 16.5

70.6 14.6

68.3 15.2

5.1 850.6 68.7 14.3

7.3 931.7 75.6 15.0

6.4 604.5 73.0 15.0

6.8 609.6 71.7

6.2 582.8 66.6

5.5 548.7 69.0

5.2 553.2 71.7

7.9 560.0 71.9

5.5 557.7 72.0 28.2

8.5 567.0 70.0 21.6

6.7 627.1 69.7 16.5

5.9 714.9 79.7 17.3

5.1 572.8 61.1 18.7

32 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

6.7 565.5 73.2 20.6

8.5 672.9 71.4 27.1

7.7 586.9 67.4 20.6

6.5 660.8 67.6

7.8 76.2 17.4

7.9 80.5 15.5

7.3 82.1 12.9

10.2 811.0 120.1 9.4

11.2 590.2 132.3 11.2

11.9 624.3 123.0 17.4

10.0 716.3 75.9 22.7

8.5 588.2 73.0 19.6

5.6 605.8 66.7 11.1

4.5 680.1 51.5 9.5

8.2 671.4 49.3 9.4

13.0 680.2 66.6

8.6 835.6 69.9

7.1 656.3 0.8 16.2

5.2 642.1 0.8 16.0

3.8 673.7 62.0 16.7

3.6 684.3 66.1

3.3 731.5 60.9

10.3 816.6 68.9

8.4 661.1 68.3

8.7 687.1 60.6

13.2 751.2 26.0 13.6

11.0 716.7 53.5

706.1 55.0

729.3 49.0

33 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

743.7 29.3 11.8

824.0 58.4 10.7

3.5 840.2 58.0 14.7

3.6 591.7 54.8 22.5

2.6 530.3 54.0 21.7

4.6 573.9 56.6 21.2

7.3 765.2 57.8 18.7

8.2 584.2 25.0 19.7

3.6 502.7 64.6 19.6

3.1 443.9 63.7 17.3

2.8 702.3 62.4 21.1

1.8 689.7 64.3 24.5

1.8 638.1 55.9 23.2

2.6 459.2 44.7 23.0

4.7 438.8 58.9 21.7

3.6 443.8 60.6

3.4 519.6 62.9

3.8 626.8 63.2

3.2 485.8 61.9 20.3

2.6 62.4 19.9

6.4 416.1 63.1

9.9 437.9 58.6 21.9

9.1 425.7 56.1 23.0

7.1 453.4 47.1 20.6

5.7 590.7 58.1 17.1

4.7 558.1 61.6

4.0 534.5 60.9 22.3

2.4 508.8 56.7 15.0

3.4 487.5 56.3 18.1

34 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

5.0 532.9 55.9 16.0

3.3 562.7 61.8 23.0

4.1 45.1 26.1

3.7 70.7 20.5

6.3 65.2 15.0

8.2 61.5 10.8

5.5 59.5 8.2

5.9 29.2 13.7

4.0 520.5 50.0 21.1

566.2 39.4 24.5

2.5 574.0 65.7 15.2

3.6 534.7 70.2 12.5

6.2 527.6 66.2 16.4

8.3 569.5 65.4 22.5

580.4 63.9 22.3

688.3 59.4 22.9

547.7 61.1 21.5

5.9 488.9 57.8 27.6

3.9 425.4 36.2 27.8

4.7 371.3 33.8 24.8

6.1 348.1 66.6 20.7

5.5 307.5 67.4 19.9

4.8 318.6 70.1 20.3

7.5 305.0 67.0 26.6

4.6 451.9 64.6 34.1

4.0 520.4 32.6 36.1

4.9 502.8 17.3 9.4

7.9 501.1 55.9 2.5

7.2 436.4 55.4 7.7

35 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

7.7 52.4

4.5 58.5

28.1

5.1 56.5

5.8 55.6

27.3

5.2 509.6 57.4

4.1 585.6 62.6

6.3 627.2 57.6

7.2 613.7 55.9

5.9 513.6 57.2 14.1

9.1 486.6 56.6 14.4

9.3 506.5 56.6 11.9

12.8 521.3 58.6 10.7

13.4 666.9 28.7 7.6

10.2 547.1 46.0 7.5

5.0 535.6 60.5 11.2

5.3 503.7 57.9 14.9

7.1 56.3 10.5

8.6 58.7 12.4

7.9 651.2 58.7 13.6

6.7 688.2 58.8 20.6

7.8 974.2 61.1 19.7

6.5 1524.2 60.5 15.6

867.0 58.2 14.0

5.5 871.9 55.0 19.1

5.7 960.4 57.9 20.6

5.8 995.8 57.7 18.5

4.4 1056.3 58.8 49.4

36 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

5.4 1192.9 60.3 41.7

8.2 1076.2 60.1 52.2

6.0 995.8 59.1 53.9

4.7 958.0 57.3 37.5

3.5 938.0 59.0 33.8

3.6 968.2 52.4 32.3

3.2 912.7 64.4 24.7

4.5 974.5 62.5 24.0

2.5 951.4 63.3 20.0

2.1 943.5 64.6 25.1

4.0 913.0 68.4 23.9

3.8 908.5 64.4 26.3

2.7 888.1 63.6 26.5

2.4 845.9 63.1 25.9

3.1 905.0 63.7 25.4

3.0 920.5 64.2

2.4 868.5 63.3

861.0 60.5

8.2 867.9 60.6

10.2 913.5 60.4

8.2 981.1 60.0 23.1

10.0 996.2 42.5 24.6

1013.5 55.7 24.6

9.2 970.8 58.6 27.8

11.3 968.8 61.8 28.4

960.8 63.2 26.6

946.7 63.0 27.8

998.7 81.3 25.9

1021.1 81.8 26.8

37 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

945.8 86.9 27.4

68.4 26.2

12.9 80.3 24.1

11.9 78.3 24.3

10.8 833.9 68.5 20.9

7.6 821.0 9.7 25.0

11.0 848.7 62.6 27.3

8.4 893.6 41.7 29.1

6.1 992.2 60.7 29.0

6.9 916.1 60.9 30.2

9.6 917.7 59.4 29.7

5.6 898.7 53.8 30.4

10.4 920.6 25.2

19.5 975.0 23.4 27.3

18.0 821.1 55.4 30.8

10.0 719.0 56.0 29.7

9.4 848.3 58.3 30.5

13.1 60.0 29.8

18.2 62.6 33.7

21.0 58.0 36.5

19.3 57.9 33.7

15.7 59.1 32.5

16.7 794.8 55.2 29.0

19.0 799.7 59.1 26.5

61.8 29.3

823.3 59.8

794.3 57.7 25.0

914.0 42.9 24.6

29.2 831.7 58.5 28.5

38 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

712.3 59.8 39.0

701.5 55.4 30.5

801.5 56.4 36.5

3.9 828.0 56.4 31.4

1.3 817.6 58.0 24.9

1.6 867.8 64.7 25.6

0.9 813.2 63.2 20.9

0.9 762.0 66.5

1.3 729.6 69.2

1.5 56.5

40.7

59.3

61.7 36.1

58.0 41.1

1.5 64.5 33.8

1.0 65.1 27.9

1.3 723.2 63.2

1.0 713.5 60.3 30.9

1.0 712.9 55.7 25.8

1.8 772.3 64.6 22.5

1.6 788.9 59.7 17.3

3.7 755.3 60.1 21.0

4.4 764.9 65.3 25.8

5.6 762.8 85.8 17.0

6.5 86.8 16.4

4.5 84.0 15.6

4.2 70.5 18.9

3.3 71.4 30.6

2.9 930.3 69.5 19.6

39 of 40
Attachment A-8: THC 99th Percentile Calculation

Existing and New THC 99th Percentile

MACT 

Pool Avg

99th 

Percentile

MACT 

Pool Avg

99th 

Percentile

 (ppmv) (ppmv) (ppmv) (ppmv) 

Existing Top 2 5.69 14.98 1.99 5.24 There are 2 kilns in the MACT floor (10x 0.12 = 1.2) when evaluating Non-CISWI and Non-TDF 

New Source 5.68 10.84 1.99 3.79 

Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI Non-CISWI

Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF Non-TDF

Kiln Name

Suwannee

Branford

Holcim

Trident

TXI

Midlothian

Holcim

Mason City

Kiln 3

Holcim

Mason City

Kiln 2

Holcim

Dundee

Kiln 1 and 2

Holcim

Portland,CO

Holcim

Theodore

Titan

Roanoke

Titan America

Pennsuco

Rank 1 2 3 4 5 6 7 8 9 10 

Count 274 762 444 692 701 742 859 790 31 29 

Avg. 5.68 5.69 5.83 6.78 10.91 748.15 44.97 23.74 12.93 12.81 

Day (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) (ppmv) 

99th Percentile, THC and Organic HAP

MACT 

Pool Kilns

THC Organic HAP (35% of THC)

2.4 66.5 13.3

40 of 40
Attachment A-9: Kiln Data used for CISWI Identification 

FacID KilnID FacilityName

CISWI at 

Promulgation

CISWI at 

Reconsideratio

n Proposal CISWI Facility ID CISWI Unit ID City State

2 Kiln1 Lehigh Evansville PA Yes Yes PALehighCementEvansville 121 Allentown PA

2 Kiln2 Lehigh Evansville PA Yes Yes PALehighCementEvansville 122 Allentown PA

5 1 Ash Grove Texas, L.P.-Midlothian, TX Yes TXAshGroveMidlothian Kiln 1 Midlothian TX

5 2 Ash Grove Texas, L.P.-Midlothian, TX Yes TXAshGroveMidlothian Kiln 2 Midlothian TX

5 3 Ash Grove Texas, L.P.-Midlothian, TX Yes TXAshGroveMidlothian Kiln 3 Midlothian TX

6 1 Ash Grove Inkom ID IDAshGroveInkom Kiln 1 Overland Park KS

6 2 Ash Grove Inkom ID IDAshGroveInkom Kiln 2 Overland Park KS

9 8 Lehigh Cement, Mason City, IA Yes Yes IALehighCementMasonCity 302.203 Allentown PA

10 1 Lehigh Southwest, Redding, CA Yes Yes CALehighSouthwestReddingPlant In-Line Kiln/Raw Mill (S260) Concord CA

11 1 Lehigh Glens Falls, NY Glens Fall NY

12 39 Lehigh Cement, Waco, TX Allentown PA

13 E02-001 Lehigh Cement, Union Bridge, MD Yes MDLehighCementUnionBridge E02-001 Allentown PA

14 White Cement Kiln Lehigh Cement, York, PA Yes Yes PALehighCementYork 200 Allentown PA

15 Kiln Lehigh Southwest Cement, Tehachapi, CA Tehachapi CA

16 1 Lehigh Cement, Mitchell, IN Allentown PA

16 2 Lehigh Cement, Mitchell, IN Allentown PA

16 3 Lehigh Cement, Mitchell, IN Allentown PA

17 005 Lehigh Cement, Leeds, AL ALLehighCementCoLeeds 005 Allentown PA

18 3 Lafarge North America Inc., Sugar Creek, MO Herndon VA

19 1 Lafarge Building Materials, Inc., Harleyville, SC SCLafargeHarleyville 2 Herndon VA

20 K1 Lafarge North America, Inc, Davenport, IA Yes Yes IALafargeBuffalo Kiln 1 Herndon VA

21 5 Lafarge Building Materials Inc., Calera, AL ALLafargeRobertaPlant Rotary Kiln #5 Herndon VA

22 1 Lafarge Building Materials Inc., Ravena, NY Herndon VA

22 2 Lafarge Building Materials Inc., Ravena, NY Herndon VA

23 Kiln 1 Lafarge North America, Inc., Seattle, WA WALafargeSeattle Kiln Herndon VA

24 Kiln 2 Lafarge North America, Inc., Whitehall, PA Yes Yes PALafargeWhitehallPlant Kiln 2 Herndon VA

24 Kiln 3 Lafarge North America, Inc., Whitehall, PA Yes Yes PALafargeWhitehallPlant Kiln 3 Herndon VA

25 K1 Lafarge Midwest Inc., Joppa, IL ILLafargeJoppaPlant Kiln 1 Joppa IL

25 K2 Lafarge Midwest Inc., Joppa, IL ILLafargeJoppaPlant Kiln 2 Joppa IL

26 1 Ash Grove Cement Company, Louisville, NE Overland Park KS

26 2 Ash Grove Cement Company, Louisville, NE NEAshGroveLouisville Kiln Overland Park KS

27 1 Ash Grove Cement Company, Leamington, UT UTAshGroveLeamington rotary cement kiln Overland Park KS

28 1 Ash Grove Cement Company, Durkee, OR ORAshGroveDurkee rotary cement kiln Overland Park KS

29 1 Ash Grove Cement Company, Montana City, MT Overland Park KS

30 1 Ash Grove Cement Company, Seattle, WA WAAshGroveSeattle rotary cement kiln Overland Park KS

32 Kiln 1 Essroc Cement Corporation, Frederick, MD MDESSROCFrederickPlant EU-401 Nazareth PA

32 Kiln 2 Essroc Cement Corporation, Frederick, MD MDESSROCFrederickPlant EU-402 Nazareth PA

33 Kiln 4 Essroc Cement Corporation, Bessemer, PA PAEssrocItalcementiGroupBessemer Clinker KILN #4 Nazareth PA

33 Kiln 5 Essroc Cement Corporation, Bessemer, PA PAEssrocItalcementiGroupBessemer Clinker KILN #5 Nazareth PA

34 Kiln 7 Essroc Cement Corporation, Martinsburg, WV Nazareth PA

34 Kiln 8 Essroc Cement Corporation, Martinsburg, WV Nazareth PA

34 Kiln 9 Essroc Cement Corporation, Martinsburg, WV Nazareth PA

35 Kiln 1 Essroc Cement Corporation, Nazareth, PA Nazareth PA

36 Kiln 1 Essroc Cement Corporation, Dorado, PR Nazareth PA

37 Kiln 1 Essroc Cement Corporation, Speed, IN Nazareth PA

37 Kiln 2 Essroc Cement Corporation, Speed, IN Nazareth PA

38 19 Lafarge Midwest Inc., Alpena, MI Yes MILafargeMidwestAlpena 19 Alpena MI

38 20 Lafarge Midwest Inc., Alpena, MI Yes MILafargeMidwestAlpena 20 Alpena MI

38 21 Lafarge Midwest Inc., Alpena, MI Yes MILafargeMidwestAlpena 21 Alpena MI

1 of 2
Attachment A-9: Kiln Data used for CISWI Identification 

FacID KilnID FacilityName

CISWI at 

Promulgation

CISWI at 

Reconsideratio

n Proposal CISWI Facility ID CISWI Unit ID City State

38 22 Lafarge Midwest Inc., Alpena, MI Yes MILafargeMidwestAlpena 22 Alpena MI

38 23 Lafarge Midwest Inc., Alpena, MI Yes MILafargeMidwestAlpena 23 Alpena MI

39 Kiln 1 Lafarge Building Materials, Inc., Tulsa, OK OKLafargeTulsaPlant Kiln 1 Herndon VA

39 Kiln 2 Lafarge Building Materials, Inc., Tulsa, OK OKLafargeTulsaPlant Kiln 2 Herndon VA

40 1 Lone Star Industries dba Buzzi Unicem USA--Maryneal TXLoneStarMaryneal Kiln 1 Sweetwater TX

40 2 Lone Star Industries dba Buzzi Unicem USA--Maryneal TXLoneStarMaryneal Kiln 2 Sweetwater TX

40 3 Lone Star Industries dba Buzzi Unicem USA--Maryneal TXLoneStarMaryneal Kiln 3 Sweetwater TX

41 3 Lone Star Industries dba Buzzi Unicem USA--Oglesby ILBuzziUnicemOglesby #3 Kiln Oglesby IL

42 1 Lone Star Industries dba Buzzi Unicem USA--Pryor OKLoneStarPryor Kiln #1 Pryor OK

42 2 Lone Star Industries dba Buzzi Unicem USA--Pryor OKLoneStarPryor Kiln #2 Pryor OK

42 3 Lone Star Industries dba Buzzi Unicem USA--Pryor OKLoneStarPryor Kiln #3 Pryor OK

43 Kiln 1 Holcim US Inc.--Ada, OK Waltham MA

43 Kiln 2 Holcim US Inc.--Ada, OK Waltham MA

44 Kiln 1 Holcim US Inc.--Devils Slide, UT Yes Yes UTHolcimDevilsSlide Kiln 1 Waltham MA

45 Kiln 1 Holcim US Inc.--Dundee, MI Waltham MA

45 Kiln 2 Holcim US Inc.--Dundee, MI Waltham MA

46 Kiln 2 Holcim US Inc.--Mason City, IA Waltham MA

46 Kiln 3 Holcim US Inc.--Mason City, IA Waltham MA

47 Kiln 4 Holcim US Inc.--Portland, CO Waltham MA

48 Kiln 1 Holcim US Inc.--Theodore, AL Waltham MA

49 Kiln 1 Holcim US Inc.--Trident, MT Waltham MA

50 Kiln 1 Holcim US Inc.--Midlothian, TX Yes Yes TXHolcimMidlothianPlant Kiln 2 Midlothian TX

50 Kiln 2 Holcim US Inc.--Midlothian, TX Yes Yes TXHolcimMidlothianPlant Kiln 1 Midlothian TX

51 Kiln 1 CEMEX, Inc.--Brooksville FL FLCemexBrooksville Kiln #1 Houston TX

51 Kiln 2 CEMEX, Inc.--Brooksville FL FLCemexBrooksville Kiln #2 Houston TX

52 Kiln P003 CEMEX, Inc.--Fairborn, OH Xenia OH

53 Kiln 00K-01 CEMEX, Inc--Knoxville, TN TNCemexKnoxville OOK Knoxville TN

54 Kiln 1 CEMEX, Inc.--Lyons, CO Lyons CO

55 Kiln #1 CEMEX, Inc.--Wampum, PA Houston TX

55 Kiln #2 CEMEX, Inc.--Wampum, PA Houston TX

55 Kiln #3 CEMEX, Inc.--Wampum, PA Houston TX

56 Kiln E2-22 TXI Operations, LP--Midlothian, TX Dallas TX

57 Kiln 1-DE-3 TXI Operations, LP--Hunter, TX Dallas TX

58 K1 California Portland Cement Company--Colton, CA Yes CACAPortlandCementColton K-1 Glendora CA

58 K2 California Portland Cement Company--Colton, CA Yes CACAPortlandCementColton K-2 Glendora CA

59 K6 California Portland Cement Company--Mojave, CA Glendora CA

60 K1 California Portland Cement Company--Rillito, AZ Glendora CA

60 K2 California Portland Cement Company--Rillito, AZ Glendora CA

60 K3 California Portland Cement Company--Rillito, AZ Glendora CA

60 K4 California Portland Cement Company--Rillito, AZ Glendora CA

No match in PC NESHAP data Yes Yes FLCemex Miami Cement Kiln

No match in PC NESHAP data National Cement Company--Ragland, AL Yes Ragland AL

2 of 2
Attachment A-10: Kiln Fuels Data used for TDF Identification 

FacID KilnID FacilityName Street City State

2 Kiln1 Lehigh Evansville PA 7660 Imperial Way Allentown PA

bituminious 

coal TDF wood

2 Kiln2 Lehigh Evansville PA 7660 Imperial Way Allentown PA

bituminious 

coal TDF wood

5 1

Ash Grove Texas, L.P.-

Midlothian, TX 900 Gifco Road Midlothian TX

bituminious 

coal pet coke natural gas TDF used oil wood chips

5 2

Ash Grove Texas, L.P.-

Midlothian, TX 900 Gifco Road Midlothian TX

bituminious 

coal pet coke natural gas TDF used oil wood chips

5 3

Ash Grove Texas, L.P.-

Midlothian, TX 900 Gifco Road Midlothian TX

bituminious 

coal pet coke natural gas TDF used oil wood chips

6 1 Ash Grove Inkom ID 11011 Cody Overland Park KS

bituminious 

coal natural gas TDF used oil

6 2 Ash Grove Inkom ID 11011 Cody Overland Park KS

bituminious 

coal natural gas TDF used oil

9 8

Lehigh Cement, Mason 

City, IA 7660 Imperial Way Allentown PA

bituminious 

coal natural gas corn seed

10 1

Lehigh Southwest, 

Redding, CA

2300 Clayton Road, Suite 

300 Concord CA

bituminious 

coal pet coke natural gas TDF

11 1 Lehigh Glens Falls, NY 313 Lower Warren St. Glens Fall NY

bituminious 

coal

12 39 Lehigh Cement, Waco, TX 7660 Imperial Way Allentown PA pet coke natural gas used oil

13 E02-001

Lehigh Cement, Union 

Bridge, MD 7660 Imperial Way Allentown PA

bituminious 

coal Biosolids

14 White Cement Kiln Lehigh Cement, York, PA 7660 Imperial Way Allentown PA pet coke TDF Plastics

15 Kiln

Lehigh Southwest Cement, 

Tehachapi, CA 13573 Thachapi Blvd. Tehachapi CA

bituminious 

coal pet coke natural gas

16 1

Lehigh Cement, Mitchell, 

IN 7660 Imperial Way Allentown PA

bituminious 

coal natural gas

16 2

Lehigh Cement, Mitchell, 

IN 7660 Imperial Way Allentown PA

bituminious 

coal natural gas

16 3

Lehigh Cement, Mitchell, 

IN 7660 Imperial Way Allentown PA

bituminious 

coal natural gas Wood

17 005 Lehigh Cement, Leeds, AL 7660 Imperial Way Allentown PA

bituminious 

coal natural gas TDF

18 3

Lafarge North America 

Inc., Sugar Creek, MO

12950 Worldgate Drive; 

Suite 500 Herndon VA

bituminious 

coal pet coke landfill gas

19 1

Lafarge Building Materials, 

Inc., Harleyville, SC 12950 Worldgate Drive Herndon VA

bituminious 

coal TDF

onspecification 

used oil

alternative 

solid fuels--

plastic derived

20 K1

Lafarge North America, 

Inc, Davenport, IA

12950 Worldgate Drive; 

Suite 500 Herndon VA

bituminious 

coal pet coke used oil

nonhazardous 

solid wastes

21 5

Lafarge Building Materials 

Inc., Calera, AL 12950 Worldgate Drive Herndon VA

bituminious 

coal natural gas TDF

alternative 

solid fuel

Fossil Fuels Non_fossil Fuels

1 of 5
Attachment A-10: Kiln Fuels Data used for TDF Identification 

FacID KilnID FacilityName Street City State Fossil Fuels Non_fossil Fuels

22 1

Lafarge Building Materials 

Inc., Ravena, NY

12950 Worldgate Drive; 

Suite 500 Herndon VA

bituminious 

coal pet coke

22 2

Lafarge Building Materials 

Inc., Ravena, NY

12950 Worldgate Drive; 

Suite 500 Herndon VA

bituminious 

coal pet coke

23 Kiln 1

Lafarge North America, 

Inc., Seattle, WA

12950 Worldgate Drive; 

Suite 500 Herndon VA

bituminious 

coal pet coke natural gas TDF used oil

24 Kiln 2

Lafarge North America, 

Inc., Whitehall, PA

12950 Worldgate Drive; 

Suite 500 Herndon VA

bituminious 

coal pet coke TDF

plastic derived 

fuel

24 Kiln 3

Lafarge North America, 

Inc., Whitehall, PA

12950 Worldgate Drive; 

Suite 500 Herndon VA

bituminious 

coal pet coke TDF

plastic derived 

fuel

25 K1

Lafarge Midwest Inc., 

Joppa, IL 2500 Portland Road Joppa IL

bituminious 

coal pet coke natural gas TDF

25 K2

Lafarge Midwest Inc., 

Joppa, IL 2500 Portland Road Joppa IL

bituminious 

coal pet coke natural gas TDF

26 1

Ash Grove Cement 

Company, Louisville, NE 1101 Cody Street Overland Park KS

bituminious 

coal natural gas

26 2

Ash Grove Cement 

Company, Louisville, NE 1101 Cody Street Overland Park KS

bituminious 

coal natural gas

27 1

Ash Grove Cement 

Company, Leamington, UT 11011 Cody Overland Park KS

bituminious 

coal natural gas TDF used oil

28 1

Ash Grove Cement 

Company, Durkee, OR 11011 Cody Overland Park KS

bituminious 

coal natural gas TDF

29 1

Ash Grove Cement 

Company, Montana City, 

MT 11011 Cody Overland Park KS

bituminious 

coal pet coke natural gas

30 1

Ash Grove Cement 

Company, Seattle, WA 11011 Cody Overland Park KS

bituminious 

coal natural gas TDF used oil

32 Kiln 1

Essroc Cement 

Corporation, Frederick, 

MD 3251 Bath Pike Nazareth PA

bituminious 

coal pet coke TDF

32 Kiln 2

Essroc Cement 

Corporation, Frederick, 

MD 3251 Bath Pike Nazareth PA

bituminious 

coal pet coke TDF

33 Kiln 4

Essroc Cement 

Corporation, Bessemer, PA 3251 Bath Pike Nazareth PA

bituminious 

coal TDF

33 Kiln 5

Essroc Cement 

Corporation, Bessemer, PA 3251 Bath Pike Nazareth PA

bituminious 

coal TDF

34 Kiln 7

Essroc Cement 

Corporation, Martinsburg, 

WV 3251 Bath Pike Nazareth PA

bituminious 

coal pet coke

34 Kiln 8

Essroc Cement 

Corporation, Martinsburg, 

WV 3251 Bath Pike Nazareth PA

bituminious 

coal pet coke

2 of 5
Attachment A-10: Kiln Fuels Data used for TDF Identification 

FacID KilnID FacilityName Street City State Fossil Fuels Non_fossil Fuels

34 Kiln 9

Essroc Cement 

Corporation, Martinsburg, 

WV 3251 Bath Pike Nazareth PA

bituminious 

coal pet coke

35 Kiln 1

Essroc Cement 

Corporation, Nazareth, PA 3251 Bath Pike Nazareth PA

bituminious 

coal pet coke

36 Kiln 1

Essroc Cement 

Corporation, Dorado, PR 3251 Bath Pike Nazareth PA

bituminious 

coal used oil

37 Kiln 1

Essroc Cement 

Corporation, Speed, IN 3251 Bath Pike Nazareth PA

bituminious 

coal

37 Kiln 2

Essroc Cement 

Corporation, Speed, IN 3251 Bath Pike Nazareth PA

bituminious 

coal

38 19

Lafarge Midwest Inc., 

Alpena, MI 1435 Ford Ave. Alpena MI

bituminious 

coal pet coke natural gas

38 20

Lafarge Midwest Inc., 

Alpena, MI 1435 Ford Ave. Alpena MI

bituminious 

coal pet coke natural gas

38 21

Lafarge Midwest Inc., 

Alpena, MI 1435 Ford Ave. Alpena MI

bituminious 

coal pet coke natural gas

38 22

Lafarge Midwest Inc., 

Alpena, MI 1435 Ford Ave. Alpena MI

bituminious 

coal pet coke natural gas

38 23

Lafarge Midwest Inc., 

Alpena, MI 1435 Ford Ave. Alpena MI

bituminious 

coal pet coke natural gas

39 Kiln 1

Lafarge Building Materials, 

Inc., Tulsa, OK 12950 Worldgate Drive Herndon VA

bituminious 

coal pet coke natural gas TDF

39 Kiln 2

Lafarge Building Materials, 

Inc., Tulsa, OK 12950 Worldgate Drive Herndon VA

bituminious 

coal pet coke natural gas TDF

40 1

Lone Star Industries dba 

Buzzi Unicem USA--

Maryneal PO Box 1639 Sweetwater TX

bituminious 

coal pet coke natural gas TDF carbon black

40 2

Lone Star Industries dba 

Buzzi Unicem USA--

Maryneal PO Box 1639 Sweetwater TX

bituminious 

coal pet coke natural gas TDF carbon black

40 3

Lone Star Industries dba 

Buzzi Unicem USA--

Maryneal PO Box 1639 Sweetwater TX

bituminious 

coal pet coke natural gas TDF carbon black

41 3

Lone Star Industries dba 

Buzzi Unicem USA--

Oglesby PO Box 130 Oglesby IL

bituminious 

coal pet coke natural gas TDF

spent seed 

corn

42 1

Lone Star Industries dba 

Buzzi Unicem USA--Pryor PO Box 68 Pryor OK

bituminious 

coal pet coke natural gas TDF

42 2

Lone Star Industries dba 

Buzzi Unicem USA--Pryor PO Box 68 Pryor OK

bituminious 

coal pet coke natural gas TDF

42 3

Lone Star Industries dba 

Buzzi Unicem USA--Pryor PO Box 68 Pryor OK

bituminious 

coal pet coke natural gas TDF

3 of 5
Attachment A-10: Kiln Fuels Data used for TDF Identification 

FacID KilnID FacilityName Street City State Fossil Fuels Non_fossil Fuels

43 Kiln 1 Holcim US Inc.--Ada, OK 201 Jones Rd Waltham MA

bituminious 

coal pet coke natural gas TDF used oil Plastics

43 Kiln 2 Holcim US Inc.--Ada, OK 201 Jones Rd Waltham MA

bituminious 

coal pet coke natural gas TDF used oil Plastics

44 Kiln 1

Holcim US Inc.--Devils 

Slide, UT 201 Jones Rd Waltham MA

bituminious 

coal natural gas TDF Plastics

paper and 

cardboard 

residues spent carbon

45 Kiln 1

Holcim US Inc.--Dundee, 

MI 201 Jones Rd Waltham MA

bituminious 

coal pet coke diesel TDF used oil

45 Kiln 2

Holcim US Inc.--Dundee, 

MI 201 Jones Rd Waltham MA

bituminious 

coal pet coke diesel TDF used oil

46 Kiln 2

Holcim US Inc.--Mason 

City, IA 201 Jones Rd Waltham MA

bituminious 

coal pet coke natural gas TDF

46 Kiln 3

Holcim US Inc.--Mason 

City, IA 201 Jones Rd Waltham MA

bituminious 

coal pet coke natural gas TDF

47 Kiln 4

Holcim US Inc.--Portland, 

CO 201 Jones Rd Waltham MA

bituminious 

coal natural gas TDF used oil

48 Kiln 1

Holcim US Inc.--Theodore, 

AL 201 Jones Rd Waltham MA

bituminious 

coal pet coke natural gas TDF oil absorbent

spent 

activated 

carbon used oil

49 Kiln 1

Holcim US Inc.--Trident, 

MT 201 Jones Rd Waltham MA

bituminious 

coal pet coke natural gas

50 Kiln 1

Holcim US Inc.--

Midlothian, TX 1800 Dove Lane Midlothian TX

bituminious 

coal pet coke natural gas TDF wood

spent 

activated 

carbon

spent filter 

cake, rubber, 

oil filter fluff, 

nonhazardous 

liquid fuel

50 Kiln 2

Holcim US Inc.--

Midlothian, TX 1800 Dove Lane Midlothian TX

bituminious 

coal pet coke natural gas TDF wood

spent 

activated 

carbon

spent filter 

cake, rubber, 

oil filter fluff, 

nonhazardous 

liquid fuel

51 Kiln 1 CEMEX, Inc.--Brooksville FL 840 Gessner Rd #1400 Houston TX

bituminious 

coal diesel

51 Kiln 2 CEMEX, Inc.--Brooksville FL 840 Gessner Rd #1400 Houston TX

bituminious 

coal diesel

52 Kiln P003 CEMEX, Inc.--Fairborn, OH 3250 Linebaugh Road Xenia OH

bituminious 

coal pet coke natural gas

53 Kiln 00K-01 CEMEX, Inc--Knoxville, TN 6212 Cement Plant Road Knoxville TN

bituminious 

coal pet coke natural gas TDF

bituminious 

coal ash

54 Kiln 1 CEMEX, Inc.--Lyons, CO

5134 _Ute Hwy; PO Box 

529 Lyons CO

bituminious 

coal natural gas

55 Kiln #1 CEMEX, Inc.--Wampum, PA

840 Gessner Road; Suite 

1400 Houston TX

bituminious 

coal spent carbon

55 Kiln #2 CEMEX, Inc.--Wampum, PA

840 Gessner Road; Suite 

1400 Houston TX

bituminious 

coal spent carbon

4 of 5
Attachment A-10: Kiln Fuels Data used for TDF Identification 

FacID KilnID FacilityName Street City State Fossil Fuels Non_fossil Fuels

55 Kiln #3 CEMEX, Inc.--Wampum, PA

840 Gessner Road; Suite 

1400 Houston TX

bituminious 

coal spent carbon

56 Kiln E2-22

TXI Operations, LP--

Midlothian, TX

1341 W Mockingbird Ln., 

STE 700W Dallas TX

bituminious 

coal natural gas

57 Kiln 1-DE-3

TXI Operations, LP--

Hunter, TX

1341 W Mockingbird Ln., 

STE 700W Dallas TX

bituminious 

bituminious 

coal pet coke natural gas TDF

58 K1

California Portland 

Cement Company--Colton, 

CA 2025 East Financial Way Glendora CA

bituminious 

coal natural gas TDF

58 K2

California Portland 

Cement Company--Colton, 

CA 2025 East Financial Way Glendora CA

bituminious 

coal natural gas TDF

59 K6

California Portland 

Cement Company--

Mojave, CA 2025 East Financial Way Glendora CA

bituminious 

coal pet coke natural gas fuel oil

60 K1

California Portland 

Cement Company--Rillito, 

AZ 2025 East Financial Way Glendora CA

bituminious 

coal pet coke natural gas

onspecification 

waste oil

60 K2

California Portland 

Cement Company--Rillito, 

AZ 2025 East Financial Way Glendora CA

bituminious 

coal pet coke natural gas

onspecification 

waste oil

60 K3

California Portland 

Cement Company--Rillito, 

AZ 2025 East Financial Way Glendora CA

bituminious 

coal pet coke natural gas

onspecification 

waste oil

60 K4

California Portland 

Cement Company--Rillito, 

AZ 2025 East Financial Way Glendora CA

bituminious 

coal pet coke natural gas

onspecification 

waste oil

5 of 5