PM2.5 SIP

Appendix B

RACT Analysis by Source
{This page left blank for printing purposes}
This appendix includes RACT/RACM analysis for sources within the Liberty-Clairton area. 

Emissions were based on 2006 inventories and future 2014 equipment at U. S. Steel Clairton 

Works.

Major Sources 

US Steel Clairton Works

Koppers

Mid-Continent Coal and Coke (formerly major source)

Synthetic Minor Sources

Pennsylvania Electric Coil

Durabond

Minor Sources

Mon Valley Transportation Center (now closed)

AKJ Industries

Other

Area

Mobile
RACT Analysis by Source

US Steel Clairton Coke Works

Point Seg U. S. Steel Emission Source Final Emis. Control Control Capture Secondary Emis. Control Control Capture Tertiary Emis. Control Control Capture

# # Unit Description Equip. (1)

% Effic. 

(1)

% Effic. 

(1) Equip. (2)

% Effic. 

(2)

% Effic. 

(2) Equip. (3)

% Effic. 

(3)

% Effic. 

(3)

Battery C fugitives

Charging

PROven System (Pressure Regulated Oven) neg. 

pressure on Main & Slight positive pressure on Ovens, 

Screw Feed Larry Car With Drop Sleeves, Electronic 

Controls of Individual Ovens for Each Coking Stage, 

Stage Charging, Auto Lid Lifters, & Sealed Holes <12 Sec.Visibles /Charge V.E. Method 303 Daily

Door Leaks

PROven System Reduces Door Leaks & Improves 

Seals to Convey Emissions to Main, neg. pressure on 

Main, Diligent Operating and Maintenance Practices, 

<2.5% Leaks, PLD; <8% Door Areas V.E.or 40% 

Opacity Anytime/Oven

FLEXZED Sealing System on Doors For 

Adjusting to Varying Door Body & 

Chamber Frame Contours, Prevents Air 

Infiltration, Sealing Doors & Jambs, 

Cleaning & Maintenance

V.E. Door Leaks Reduced 

by PROven System, V.E. 

Method 303 Daily

Topside Leaks

PROven System Reduces Lids, Offtakes Leaks, & 

Collection Main, neg. pressure on Main, Diligent 

Operating and Maintenance Practices, <0.4% Lid & 

1.5% Offtake Leaks, PLL; V.E.For <2% Charge Ports 

or Port Seals; V.E.For <5% Offtake Piping Luting & Joint Sealing

V.E. Lids & Offtakes 

Leaks Reduced by 

PROven System, V.E. 

Method 303 Daily

Soaking

PROven System Reduces Soaking Seal Leaks Between 

Oven and Collector Main

Green Coke Occurence Reduced by PROven 

System

Operate According to 

Work Practice Plan, Part 

63 Subpart CCCCC

Decarbonizing Results of Carbon Burned to CO 14% Less CO 95

1 Battery #1 fugitives

1 Charging

Stage Charging, Volumetric Controls, Steam 

Aspirators, Auto Lid Lifters, Dual Collector Main, & 

Sealed Holes

<V.E. 55 Sec./5 Charges,12 Sec.Visibles 

/Charge V.E. Method 303 Daily

2 Door Leaks

<3.8% Leaks, PLD; <10% Door Areas V.E.or 40% 

Opacity Anytime/Oven Sealing Doors & Jambs, Maintenance V.E. Method 303 Daily

4 Topside Leaks

<0.4% Lid & 2.5% Offtake Leaks, PLL; V.E.For <2% 

Charge Ports or Port Seals; V.E.For <5% Offtake 

Piping Joint Sealing V.E. Method 303 Daily

5 Soaking

6 Decarbonizing

2 Battery #2 fugitives

1 Charging

Stage Charging, Volumetric Controls, Steam 

Aspirators, Auto Lid Lifters, Dual Collector Main, & 

Sealed Holes

<V.E. 55 Sec./5 Charges,12 Sec.Visibles 

/Charge V.E. Method 303 Daily

2 Door Leaks

<3.8% Leaks, PLD; <10% Door Areas V.E.or 40% 

Opacity Anytime/Oven Sealing Doors & Jambs, Maintenance V.E. Method 303 Daily

4 Topside Leaks

<0.4% Lid & 2.5% Offtake Leaks, PLL; V.E.For <2% 

Charge Ports or Port Seals; V.E.For <5% Offtake 

Piping Joint Sealing V.E. Method 303 Daily

5 Soaking

6 Decarbonizing

3 Battery #3 fugitives

1 Charging

Stage Charging, Volumetric Controls, Steam 

Aspirators, Auto Lid Lifters, Dual Collector Main, & 

Sealed Holes

<V.E. 55 Sec./5 Charges,12 Sec.Visibles 

/Charge V.E. Method 303 Daily

2 Door Leaks

<3.8% Leaks, PLD; <10% Door Areas V.E.or 40% 

Opacity Anytime/Oven Sealing Doors & Jambs, Maintenance V.E. Method 303 Daily

4 Topside Leaks

<0.4% Lid & 2.5% Offtake Leaks, PLL; V.E.For <2% 

Charge Ports or Port Seals; V.E.For <5% Offtake 

Piping Joint Sealing V.E. Method 303 Daily

Page 1
RACT Analysis by Source

Point Seg U. S. Steel Emission Source Final Emis. Control Control Capture Secondary Emis. Control Control Capture Tertiary Emis. Control Control Capture

# # Unit Description Equip. (1)

% Effic. 

(1)

% Effic. 

(1) Equip. (2)

% Effic. 

(2)

% Effic. 

(2) Equip. (3)

% Effic. 

(3)

% Effic. 

(3)

5 Soaking

6 Decarbonizing

7 Battery #13 fugitives

1 Charging

Stage Charging, Volumetric Controls, Steam 

Aspirators, Auto Lid Lifters, Dual Collector Main, & 

Sealed Holes

<V.E. 55 Sec./5 Charges,12 Sec.Visibles 

/Charge V.E. Method 303 Daily

2 Door Leaks

<3.8% Leaks, PLD; <10% Door Areas V.E.or 40% 

Opacity Anytime/Oven Sealing Doors & Jambs, Maintenance V.E. Method 303 Daily

4 Topside Leaks

<0.4% Lid & 2.5% Offtake Leaks, PLL; V.E.For <2% 

Charge Ports or Port Seals; V.E.For <5% Offtake 

Piping Joint Sealing V.E. Method 303 Daily

5 Soaking

6 Decarbonizing

8 Battery #14 fugitives

1 Charging

Stage Charging, Volumetric Controls, Steam 

Aspirators, Auto Lid Lifters, Dual Collector Main, & 

Sealed Holes

<V.E. 55 Sec./5 Charges,12 Sec.Visibles 

/Charge V.E. Method 303 Daily

2 Door Leaks

<3.8% Leaks, PLD; <10% Door Areas V.E.or 40% 

Opacity Anytime/Oven Sealing Doors & Jambs, Maintenance V.E. Method 303 Daily

4 Topside Leaks

<0.4% Lid & 2.5% Offtake Leaks, PLL; V.E.For <2% 

Charge Ports or Port Seals; V.E.For <5% Offtake 

Piping Joint Sealing V.E. Method 303 Daily

5 Soaking

6 Decarbonizing

9 Battery #15 fugitives

1 Charging

Stage Charging, Volumetric Controls, Steam 

Aspirators, Auto Lid Lifters, Dual Collector Main, 

Sealed Holes, & Three Rounds Refractory Repair

<V.E. 55 Sec./5 Charges,12 Sec.Visibles 

/Charge V.E. Method 303 Daily

2 Door Leaks

<3.8% Leaks, PLD; <10% Door Areas V.E.or 40% 

Opacity Anytime/Oven

Sealing Doors & Jambs, Maintenance, Three 

Round Refractory Repair V.E. Method 303 Daily

4 Topside Leaks

<0.4% Lid & 2.5% Offtake Leaks, PLL; V.E.For <2% 

Charge Ports or Port Seals; V.E.For <5% Offtake 

Piping

Joint Sealing, Three Round Refractory 

Repair V.E. Method 303 Daily

5 Soaking

6 Decarbonizing

10 Battery #19 fugitives

1 Charging

Stage Charging, Volumetric Controls, Steam 

Aspirators, Auto Lid Lifters, Dual Collector Main, & 

Sealed Holes

<V.E. 55 Sec./5 Charges,12 Sec.Visibles 

/Charge V.E. Method 303 Daily

2 Door Leaks

<3.8% Leaks, PLD;<8% Door Areas V.E.or 40% 

Opacity Anytime/Oven

Big Plug Doors, Sealing Doors & Jambs, 

Maintenance,Advanced Patching V.E. Method 303 Daily

4 Topside Leaks

<0.4% Lid & 2.5% Offtake Leaks, PLL; V.E.For <2% 

Charge Ports or Port Seals; V.E.For <5% Offtake 

Piping Joint Sealing, Advanced Patching V.E. Method 303 Daily

5 Soaking

6 Decarbonizing

11 Battery #20 fugitives

1 Charging

Stage Charging, Volumetric Controls, Steam 

Aspirators, Auto Lid Lifters, Dual Collector Main, & 

Sealed Holes

<V.E. 55 Sec./5 Charges,12 Sec.Visibles 

/Charge V.E. Method 303 Daily

Page 2
RACT Analysis by Source

Point Seg U. S. Steel Emission Source Final Emis. Control Control Capture Secondary Emis. Control Control Capture Tertiary Emis. Control Control Capture

# # Unit Description Equip. (1)

% Effic. 

(1)

% Effic. 

(1) Equip. (2)

% Effic. 

(2)

% Effic. 

(2) Equip. (3)

% Effic. 

(3)

% Effic. 

(3)

2 Door Leaks

<3.8% Leaks, PLD; <5% Door Areas V.E.or 40% 

Opacity Anytime/Oven

Big Plug Doors, Sealing Doors & Jambs, 

Maintenance, Advanced Patching V.E. Method 303 Daily

4 Topside Leaks

<0.4% Lid & 2.5% Offtake Leaks, PLL; V.E.For <1% 

Charge Ports or Port Seals; V.E.For <4% Offtake 

Piping Joint Sealing, Advanced Patching V.E. Method 303 Daily

5 Soaking

6 Decarbonizing

12 Battery B fugitives

1 Charging

Stage Charging, Volumetric Controls, Steam 

Aspirators, Auto Lid Lifters, Dual Collector Main, & 

Sealed Holes

<V.E. 55 Sec./5 Charges,12 Sec.Visibles 

/Charge V.E. Method 303 Daily

2 Door Leaks

<4.3% Leaks, PLD; <5% Door Areas V.E.or 40% 

Opacity Anytime/Oven Sealing Doors & Jambs, Maintenance V.E. Method 303 Daily

4 Topside Leaks

<0.4% Lid & 2.5% Offtake Leaks, PLL; V.E.For <1% 

Charge Ports or Port Seals; V.E.For <4% Offtake 

Piping Joint Sealing V.E. Method 303 Daily

5 Soaking

6 Decarbonizing

Battery Underfiring

Battery C Stack

Desulfurized COG Used, NOx CEMS, <0.009 grs. 

PT/dscf exhaust, Continuous Opacity Monitor, Opacity 

20% @ 3min., 60%@anytime; Daily Opacity 15% 

Normal Coke Cycle, Daily 20%, Part 63 Subpart 

CCCCC.

New Ovens Have Significantly Less Raw 

COG Leakage Reducing Emissions of SO2, 

PM2.5, NOx, VOC & CO. & PROven 

System Keeps Low Oven Pressure, PreStressing of Batt. Walls, & Oven Wall 

Maintenance

Less COG Needed / Ton 

of Coke. This Reduces All 

COG Emissions From C 

Batt. Stack, Staged 

Combustion Air 

Underfiring Reduces NOx, 

VOC, & CO

13 Battery #1 Stack

Desulfurized COG Used; NOx CEMS; <0.015 

grs.PT/dscf exhaust; COM, Opacity 

20%@3min.,60%@anytime Oven Wall Maintenance

Staged Underfiring; <500 

ppm dry vol. SO2 in Outlet

14 Battery #2 Stack

Desulfurized COG Used; NOx CEMS; <0.015 

grs.PT/dscf exhaust; COM, Opacity 

20%@3min.,60%@anytime Oven Wall Maintenance

Staged Underfiring; <500 

ppm dry vol. SO2 in Outlet

15 Battery #3 Stack

Desulfurized COG Used; NOx CEMS; <0.015 

grs.PT/dscf exhaust; COM, Opacity 

20%@3min.,60%@anytime Oven Wall Maintenance

Staged Underfiring; <500 

ppm dry vol. SO2 in Outlet

19 Battery #13 Stack

Desulfurized COG Used; NOx CEMS; <0.015 

grs.PT/dscf exhaust; COM, Opacity 

20%@3min.,60%@anytime Oven Wall Maintenance

Staged Underfiring; <500 

ppm dry vol. SO2 in Outlet

20 Battery #14 Stack

Desulfurized COG Used; NOx CEMS; <0.015 

grs.PT/dscf exhaust; COM, Opacity 

20%@3min.,60%@anytime Oven Wall Maintenance

Staged Underfiring; <500 

ppm dry vol. SO2 in Outlet

21 Battery #15 Stack

Desulfurized COG Used; NOx CEMS; <0.015 

grs.PT/dscf exhaust; COM, Opacity 

20%@3min.,60%@anytime Oven Wall Maintenance

Staged Underfiring; <500 

ppm dry vol. SO2 in Outlet

22 Battery #19 Stack

Desulfurized COG Used; NOx CEMS; <0.015 

grs.PT/dscf exhaust; COM, Opacity 

20%@3min.,60%@anytime

Oven Wall Maintenance & Replacement, 

Revitalization Plan

WOBBE Stabilizer,Staged 

Underfiring; <500 ppm 

dry vol. SO2 in Outlet

23 Battery #20 Stack

Desulfurized COG Used; NOx CEMS; <0.015 

grs.PT/dscf exhaust; COM, Opacity 

20%@3min.,60%@anytime

Oven Wall Maintenance & Replacement, 

Revitalization Plan

WOBBE Stabilizer,Staged 

Underfiring; <500 ppm 

dry vol. SO2 in Outlet

Page 3
RACT Analysis by Source

Point Seg U. S. Steel Emission Source Final Emis. Control Control Capture Secondary Emis. Control Control Capture Tertiary Emis. Control Control Capture

# # Unit Description Equip. (1)

% Effic. 

(1)

% Effic. 

(1) Equip. (2)

% Effic. 

(2)

% Effic. 

(2) Equip. (3)

% Effic. 

(3)

% Effic. 

(3)

24 Battery B Stack

Desulfurized COG Used; NOx CEMS; <0.015 

grs.PT/dscf exhaust; COM, Opacity 

20%@3min.,60%@anytime Oven Wall Maintenance

Staged Underfiring; <500 

ppm dry vol. SO2 in Outlet

PEC System, Batt. C

PEC Baghouse New Pulse Jet Baghouse; PEC Maintained & Operated 99.684 90 (See PEC Fugitives)

<0.005 gr.PT/dscf Outlet; 

<0.02 lb.PT/Ton of Coke 

at Outlet, Part 63 Subpart 

CCCCC; & <20% V.E. at 

PEC Outlet Anytime

Traveling Hot Car

PEC Hood Over Coke Push of New Larger Hot Car, 

Uncovered Car Travel (With Fewer Trips, Shorter 

Distance, & Smaller Car Surface Area / Volume 

Ratio), <10% V.E. Anytime

PEC Fugitives

PEC Moveable Hood Integral to Door Machine for 

Pushing 0.001 90

Uncontrolled Pushing

Ball Mill

25 PEC System, Batt. 1-3

PEC Baghouse

Pulse Jet Baghouse (5 Module), Belco; PEC 

Maintained & Operated 99.435 (See PEC Fugitives)

<0.040 lb./Ton of Coke at 

Outlet & <20% V.E. at 

PEC Outlet Anytime

Traveling Hot Car <10% V.E. Anytime

PEC Fugitives PEC Traveling Hood for Pushing + Fans Upgrade 0.001 88

Uncontrolled Pushing

Ball Mill

27 PEC System, Batt. 13-15

PEC Baghouse

Pulse Jet Baghouse (5 Module), Belco; PEC 

Maintained & Operated 99.435 (See PEC Fugitives)

<0.040 lb./Ton of Coke at 

Outlet & <20% V.E. at 

PEC Outlet Anytime

Traveling Hot Car <10% V.E. Anytime

PEC Fugitives PEC Traveling Hood for Pushing + Fans Upgrade 0.001 88

Uncontrolled Pushing

Ball Mill

28 PEC System, Batt. 19-20

PEC Baghouse

Pulse Jet Baghouse (5 Module), Belco; PEC 

Maintained & Operated 99.531 (See PEC Fugitives)

<0.010 gr.PT/dscf Batt 

#19 Outlets, <0.04 

lb.PT/Ton of Coke Batt 

#20 Outlets, & <20% V.E. 

at PEC Outlets for Batt 

#19 & 20 Anytime

Traveling Hot Car <10% V.E. Anytime

PEC Fugitives PEC Traveling Hood for Pushing + Fans Upgrade 0.001 88

Uncontrolled Pushing

Ball Mill

Page 4
RACT Analysis by Source

Point Seg U. S. Steel Emission Source Final Emis. Control Control Capture Secondary Emis. Control Control Capture Tertiary Emis. Control Control Capture

# # Unit Description Equip. (1)

% Effic. 

(1)

% Effic. 

(1) Equip. (2)

% Effic. 

(2)

% Effic. 

(2) Equip. (3)

% Effic. 

(3)

% Effic. 

(3)

29 PEC System, Battery B

PEC Baghouse

Pulse Jet Baghouse (12 Modules+ 2 Standby), 

Mikropul; PEC Maintained & Operated 88.84 (See PEC Fugitives)

<0.040 lb./Ton of Coke at 

Outlet & <20% V.E. at 

PEC Outlet Anytime

Traveling Hot Car PEC Secondary Shed Hood <10% V.E. Anytime

PEC Fugitives PEC Sheds Hood for Pushing 0.001 95

Uncontrolled Pushing

Ball Mill

Quenching

Quench Tower C

Double Baffles, New Extra Tall Tower Height, Extra 

Exit Area; <5% Area Open to Sky, Part 63 Subpart 

CCCCC; & Below Baffles Second Mist Supression 

Spray (LEQ), Proper Maintenance, & Other Work 

Practices 71.82 100

Article XXI, §2105.21.g, Quenching; Larger 

Quench Sump for Better Settling & Cleaner 

Recycle Water, Rake to Remove Solids

Auxiliary Tower for Batt. 

C is Quench Tower B

30 Quench Tower 1

Double Baffles, Normal Tower Height, & Proper 

Maintenance 71.82 100 Article XXI, §2105.21.g, Quenching

33 Quench Tower #5A

Double Baffles, New Extra Tall Tower Height, Extra 

Exit Area; <5% Area Open to Sky, Part 63 Subpart 

CCCCC; & Below Baffles Second Mist Supression 

Spray (LEQ), Proper Maintenance, & Other Work 

Practices 71.82 100

Article XXI, §2105.21.g, Quenching; Larger 

Quench Sump for Better Settling & Cleaner 

Recycle Water, Rake to Remove Solids

32 Quench Tower #7A

Double Baffles, New Extra Tall Tower Height, Extra 

Exit Area; <5% Area Open to Sky, Part 63 Subpart 

CCCCC; & Below Baffles Second Mist Supression 

Spray (LEQ), Proper Maintenance, & Other Work 

Practices 71.82 100

Article XXI, §2105.21.g, Quenching; Larger 

Quench Sump for Better Settling & Cleaner 

Recycle Water, Rake to Remove Solids

34 Quench Tower B

Single Baffles, Normal Tower Height, & Proper 

Maintenance 71.82 100 Article XXI, §2105.21.g, Quenching

Boiler #1

35 COG NOx CEMS, <0.02 lbs.PT/106 BTU Input

COG <40 gr H2S/100 dscf (Batts. 13-15, 19-

20, B); COG <34 gr H2S/100 dscf (C, D 

Batts.)

<0.54 lb.NOx/MMBtu & 

<1740 Tons NOx/yr

36 NG

Boiler #2

38 COG NOx CEMS, <0.02 lbs.PT/106 BTU Input

COG <40 gr H2S/100 dscf (Batts. 13-15, 19-

20, B); COG <34 gr H2S/100 dscf (C, D 

Batts.)

<0.54 lb.NOx/MMBtu & 

<1285 Tons NOx/yr

39 NG

Boiler R-1

47 COG <0.02 lbs.PT/106 BTU Input

COG <40 gr H2S/100 dscf (Batts. 13-15, 19-

20, B); COG <34 gr H2S/100 dscf (C, D 

Batts.)

<0.54 lb.NOx/MMBtu & 

<525 Tons NOx/yr

49 NG

Page 5
RACT Analysis by Source

Point Seg U. S. Steel Emission Source Final Emis. Control Control Capture Secondary Emis. Control Control Capture Tertiary Emis. Control Control Capture

# # Unit Description Equip. (1)

% Effic. 

(1)

% Effic. 

(1) Equip. (2)

% Effic. 

(2)

% Effic. 

(2) Equip. (3)

% Effic. 

(3)

% Effic. 

(3)

Boiler R-2

49 COG <0.02 lbs.PT/106 BTU Input

COG <40 gr H2S/100 dscf (Batts. 13-15, 19-

20, B); COG <34 gr H2S/100 dscf (C, D 

Batts.)

<0.54 lb.NOx/MMBtu & 

<525 Tons NOx/yr

50 NG

Boiler T-1

51 COG

<0.02 lbs.PT/106 BTU Input or Alternate <0.120 PM10/106

 BTU

COG <40 gr H2S/100 dscf (Batts. 13-15, 19-

20, B); COG <34 gr H2S/100 dscf (C, D 

Batts.)

<0.54 lb.NOx/MMBtu & 

<358 Tons NOx/yr

52 NG

Boiler T-2

53 COG

<0.02 lbs.PT/106 BTU Input or Alternate <0.120 PM10/106

 BTU

COG <40 gr H2S/100 dscf (Batts. 13-15, 19-

20, B); COG <34 gr H2S/100 dscf (C, D 

Batts.)

<0.54 lb.NOx/MMBtu & 

<358 Tons NOx/yr

54 NG

BY-PRODUCT PLANT

55 Tar/Flushing Liquor Decanters LDAR for VHAP Part 61 Subpart V

56 F.L. Circ / Surge Tanks LDAR for VHAP Part 61 Subpart L

57 Tar Storage / Separator Tanks LDAR for VHAP Part 61 Subpart L

58 Weir Tank / Intercept Sump LDAR for VHAP Part 61 Subpart V

59 Final Cooler Sump Condenser 98 LDAR for VHAP Part 61 Subpart V

60 F.L. Pumphouse Sumps LDAR for VHAP Part 61 Subpart V

61 Equip. Leaks / Sample Connections LDAR for VHAP Part 61 Subpart V

62 Tar Collecting Tanks LDAR for VHAP Part 61 Subpart L

MATERIAL HANDLING

63 #1 Unloader Opacity, & NSPS Subparts A & Y

#2 Unloader Opacity, & NSPS Subparts A & Y

64 Pedestal Crane

65 Clamshell Unloader

65A Boom Conveyor

1 Front End Loader to Truck

2 Truck to Hopper

3 Hopper to Conveyor Enclosure Hood at 8.28% Moisture 50

4 Conveyor to Barge

66

Coal Transfer for Conveyor & Tower 

Drops Deflector Plates, Hoppers & Chutes at 6.46% Moisture Opacity <20%@ 3min.,<60% @Anytime

67 1 #1 Pulverizer - Primary Enclosed Feed Chutes 50 Dust Suppressant Prior to Entry 92

2 #1 Pulverizer - Secondary Enclosed Feed Chutes 50 Dust Suppressant Prior to Entry 92

68 1 #2 Pulverizer - Primary Enclosed Feed Chutes 50 Dust Suppressant Prior to Entry 92

2 #2 Pulverizer - Secondary

Direct Feed Chute & Distribution Plough, Enclosed 

Feed Chutes 50 Dust Suppressant Prior to Entry 92

69 Coal Storage,Bins#1&2/Bunkers1,5,7&B

70 Coal Storage, Pile Erosion

71 Coke Transfer: B, C Surfactant Dust Suppressant

72 Coke Transfer: 13-15, 19-20

73 Coke Pile, Load/Unload

74 1 #1 Screening Station 1-3 Enclosure 50 Feed Conveyors Covered

2 #1 Screening Station Loadout Enclosure Hood 50

Page 6
RACT Analysis by Source

Point Seg U. S. Steel Emission Source Final Emis. Control Control Capture Secondary Emis. Control Control Capture Tertiary Emis. Control Control Capture

# # Unit Description Equip. (1)

% Effic. 

(1)

% Effic. 

(1) Equip. (2)

% Effic. 

(2)

% Effic. 

(2) Equip. (3)

% Effic. 

(3)

% Effic. 

(3)

75 1 #2 Screening Station 13-15, 19-20 Enclosure 50

2 #2 Screening Station Loadout Enclosure Hood 50

#4 Screening Station B & C Baghouse New Pulse Jet Baghouse - B & C 98.9 (See Screening Fugitives-B&C)

#4 Screening Station B & C Loadout Enclosure Hood 50

#4 Screening Fugitives - B & C Hoods, & Enclosure 50 85

77 Coke Pile Erosion

MISCELLANEOUS 

78 Blasting - Black Beauty Enclosure 50 Opacity

79 1 Roads - Paved Street Sweeping 90

2 Roads - Unpaved Dust Suppressant 90

80 Heavy Duty Motor Vehicles

81 Tug Boat Exhaust

82 Facility Maintenance

1 Safety-Kleen Parts Washer

2 Paints and Thinners

83 SCOT Stack Afterburner 98 LDAR for VHAP H2S CEM

84 Cooling Tower, Induced Crossflow Normal Mist Eliminator 98 100

85 Flaring Enclosed Flare at 1925°F 98 Part 63 Subpart L, Part 61 Subpart V

86 Aeration Basins - WWTP

87 Methanol Usage

1 Air Lines

2 Winter Lid Slurry

3 Storage Tanks

88 WWT Surge Tank, Ammonia Flare Flare at 1925°F 98 <2920 Hrs. WWT Opertion/yr.

89 Ammonia Tanker Loading, Flare (See WWT Surge Tank, Ammonia Flare) <1400 Hrs. Operation/yr.

90 COG Venting

Enclosed Flare For Abnormal COG By-Pass, (Part 63 

Subpart L) 98

91 Light Oil Collecting and Storage Tanks Gas Blanketing System 98 LDAR for VHAP Part 61 Subpart L

92 Light Oil Barge Loading Vapor Balancing System LDAR for VHAP

Part 63 Subpart Y, Part 61 

Subpart L

93 Light Oil Decanters LDAR for VHAP Part 61 Subpart L, Part 61 Subpart V

Regenerator Stone Cleaning Opacity <20% @3 min., 60% Anytime

Page 7
RACT Analysis by Source

Koppers Industries Inc.-Clairton Plant

Point Seg Emission Source Final Emis. Control Control Capture Secondary Emis. Control Control Capture Tertiary Emis. Control Control Capture

# # Unit Description Equip. (1)

% Effic. 

(1)

% Effic. 

(1) Equip. (2)

% Effic. 

(2)

% Effic. 

(2) Equip. (3)

% Effic. 

(3)

% Effic. 

(3)

1 Tar Refining

1 TAR REFINING PROCESS PROCESS HEATERS (8)/ USX, Temp.1200°F 95 100

BLANKET GAS BE1 CHILLER & 

SEPARATORS 60.15 100

NAT'L GAS 

BLANKETED TANKS & 

nc PRES. RELIEFS for 

TANKS V113, 8, 9, V110 

& column ejectors 1T1, 

(2T4)+(TI), 2D5, 2T1, & 

1T2 0.001 100

2 TAR REFINING FUGITIVES LDAR for FUGITIVES, Part 61 Subparts L & V 90 100

2 Rod Pitch Process

1 MANUFACTURING

PULSEJET BAGHOUSE-LOW TEMP. <180°F for 

Pitch Cooler & Dryer 99 100

2 Fugitives

3 1 2T1 Hot Oil Heater,2F-1B Opacity <20% @ 3min., 60% Anytime

2 1T2 Hot Oil Heater (Spare), 1F-1C Opacity <20% @ 3min., 60% Anytime

4 1 2T2 Primary Heater, 2F-1A Opacity <20% @ 3min., 60% Anytime

5 1 TI Heater, 2F-2A Opacity <20% @ 3min., 60% Anytime

6 1 1T1 Hot Oil Heater, 1F-1B idle Opacity <20% @ 3min., 60% Anytime

7 1 2T4 Hot Oil Heater, 1F-2C Opacity <20% @ 3min., 60% Anytime

8 1 2D5 Secondary Heater, 2F-1C Opacity <20% @ 3min., 60% Anytime

2 Prill Hot Oil Heater Opacity <20% @ 3min., 60% Anytime

9 1 Petroleum Pitch RAILCARS Depress.

10 Transportation

1 Gasoline Vehicle Exhaust Limit Truck Idling, & Vehicle Turnover 

2 Diesel Vehicle Exhaust

Truck & Heavy Vehicle Retrofits, Limit Idling, & 

Vehicle Turnover

3 Paved Roads DUST SUPPRES.-WATER SPRAYS 70 100

4 Unpaved Roads DUST SUPPRES.-WATER SPRAYS 70 100

11 Loading Losses

1 Liquid Loading

2 Rod Pitch Loading

20 Creosote Process THERMAL OXIDIZER [1] Temp.1400°F 99 100

25 Soil/Vapor Recovery

26 Cooling Tower

28

Heaters (8) Blanket Gas VOC Only 

Combustion (See Refining)

Page 8
RACT Analysis by Source

Mid-Continent Coal and Coke Co.

Point Seg Emission Source Final Emis. Control Control Capture Secondary Emis. Control Control Capture Tertiary Emis. Control Control Capture

# # Unit Description Equip. (1)

% Effic. 

(1)

% Effic. 

(1) Equip. (2)

% Effic. 

(2)

% Effic. 

(2) Equip. (3)

% Effic. 

(3)

% Effic. 

(3)

1 Transfer Points

1 Breeze Conveyor V.E. <20%@3min.,&60%@ anytime

2 Screen#1outfall V.E. <20%@3min.,&60%@ anytime

3 Screen#2outfall V.E. <20%@3min.,&60%@ anytime

4 Conveyor Outfall V.E. <20%@3min.,&60%@ anytime

5 Small Pile V.E. <20%@3min.,&60%@ anytime

6 Buckwheat Pile V.E. <20%@3min.,&60%@ anytime

7 Coke Breeze V.E. <20%@3min.,&60%@ anytime

2 Screens

1 Screen 1 Enclosure

2 Screen 2 Enclosure

3 Screen 3 Enclosure

3 Wind Erosion

1 Wind Erosion

4 Storage Piles

1 Storage Piles( 0.814% Moisture) Dust Suppressant 70

5 Road Emissions

1 Trucks V.E. <20%@3min.,&60%@ anytime

2 970F Loader V.E. <20%@3min.,&60%@ anytime

3 950E Loader V.E. <20%@3min.,&60%@ anytime

4 950B Loader V.E. <20%@3min.,&60%@ anytime

6 1 Diesel Fuel <= 0.05% Sulfur Content 75

Page 9
RACT Analysis by Source

Durabond

Point Seg Emission Source Final Emis. Control Control Capture Secondary Emis. Control Control Capture Tertiary Emis. Control Control Capture

# # Unit Description Equip. (1)

% Effic. 

(1)

% Effic. 

(1) Equip. (2)

% Effic. 

(2)

% Effic. 

(2) Equip. (3)

% Effic. 

(3)

% Effic. 

(3)

1 FUSION BOND PROCESS

1 FUSION BOND AIR WASH

2 EXTRUSION PROCESS(X-TEC)

1 X-TEC OIL HEATER

2 XTEC WB BH STACK Baghouse 90 90

3 FUSION BOND OVEN 1

4 FUSION BOND OVEN 2

5 FUSION BOND OVEN 3

6 FUSION BOND WB-1 BH STACK Baghouse 90 90

7 FUSION BOND WB-2 BH STACK Baghouse 90 90

8 FUSION BOND DRYING OVEN

9 GASOLINE STORAGE TANK Consevation Vent 75 100

10 DIESEL STORAGE TANK

11 ROAD EMISSIONS

1 ROAD DUST (Haul Trucks) Watering 50 50

3 ROAD DUST (Forklifts) Watering 50 50

2 FORKLIFT EMISSIONS (Diesel) Catalytic Retrofit & Spark Adjust. 95 98

Page 10
RACT Analysis by Source

Pennsylvania Electric Coil

Point Seg Emission Source Final Emis. Control Control Capture Secondary Emis. Control Control Capture Tertiary Emis. Control Control Capture

# # Unit Description Equip. (1)

% Effic. 

(1)

% Effic. 

(1) Equip. (2)

% Effic. 

(2)

% Effic. 

(2) Equip. (3)

% Effic. 

(3)

% Effic. 

(3)

A03 Large Bake Oven

1 Natural Gas Combustion Opacity < 20%@3min.,60% anytime

2 Coating Evaporation Opacity < 20%@3min.,60% anytime

A04 Small Bake Oven

1 Natural Gas Combustion Opacity < 20%@3min.,60% anytime

2 Coating Evaporation Opacity < 20%@3min.,60% anytime

A09 1 Abrasive Blasting Baghouse, low temp. 99 99 Opacity<20%@3min.,60% anytime

A10 1 Paint Spray Booth Fabric Filters 99 100 Opacity<20%@3min.,60% anytime

A14 Coil Manufacturing, Oven, 3 units

1 Natural Gas Combustion Opacity < 20%@3min.,60% anytime

2 Coating Evaporation Opacity < 20%@3min.,60% anytime

A15 Skin/Tin Area

1 Tinning Process Blast Baghouse, low temp.& Hood 98.4 100 Opacity<20%@3min.,60% anytime

2 Natural Gas Combustion Opacity < 20%@3min.,60% anytime

A16 1 Gas Insulator Opacity < 20%@3min.,60% anytime

A17 1 Coil Pressing Area Opacity < 20%@3min.,60% anytime

A18 1 Cleaning of Motor Parts Opacity < 20%@3min.,60% anytime

D03 1 U-372 Storage Area Conservation Vent

D04 1 U-475 Storage Area Conservation Vent

D05 1 TSR-601 Varnish Tank Conservation Vent

D06 1 B7-373 Resin Storage Tank Conservation Vent

D07 1 B7-619 Resin Storage Tank Conservation Vent

G08 1 Miscellaneous Fugitive Emissions

I02 1 Boiler Opacity < 20%@3min.,60% anytime

I03 1 Gas Radient Space Heaters Opacity < 20%@3min.,60% anytime

P01 Small Burnoff Oven

1 Coating Evaporation Afterburner for Fume 99 100 Precleaning Material

2 Natural Gas Combustion Opacity < 20%@3min.,60% anytime

P02 Large Burnoff Oven

1 Coating Evaporation Afterburner for Fume 99 100 Precleaning Material

2 Natural Gas Combustion Opacity < 20%@3min.,60% anytime

Page 11
RACT Analysis by Source

Mon Valley Transportation Center

Point Seg Emission Source Final Emis. Control Control Capture Secondary Emis. Control Control Capture Tertiary Emis. Control Control Capture

# # Unit Description Equip. (1)

% Effic. 

(1)

% Effic. 

(1) Equip. (2)

% Effic. 

(2)

% Effic. 

(2) Equip. (3)

% Effic. 

(3)

% Effic. 

(3)

Material Handling Process

P 1 Rail Car (Bottom) Unloading

1a Rail Car (Bottom Dump) to Hopper Water Sprays 50 70

1b Hopper Conveyor #1

1c Dock Conveyor #2 Covered Conveyor 95 90

P 2 Dock #2 Barge Loading

2a Dock #2 Barge Conveyor Covered Conveyor 95 90

2b Dock #2 Drop Sleeve Drop Sleeve 99 95

P 3 Dock #3 Barge Unloading

3a Dock #3 Barge Unloading Transfer

3b Dock #3 Hopper Conveyor #1 Covered Conveyor 95 90

3c Dock #3 Conveyor #2 Covered Conveyor 95 90

P 4 Dock #2 Bin Transfer Station

P 5 Dock #1 Barge Unloading

5a

Dock #1 Barge Unloading Transfer 

(Crane or Stick Excavator) + Hopper

5b Dock #1 Conveyor #1 Covered Conveyor 95 90

5c Dock #1 Conveyor #2 Covered Conveyor 95 90

P 6 Pet Coke Screening

P 6a

Pet Coke Screening + Conveyor 

Fugitives Covered Conveyor 50 70

6b Pet Coke Screening Loadout Drop Sleeve 50 70

Fugitive Emssions

F Storage Piles

F 2 Ground Storage Stockpiles Loadout Water Sprays 50 70

F Wind Erosion

F 3 Wind Erosion Water Sprays 90 95

F Road Emissions

F 1 Trucks Dust Supressant or Water Sprays 95 95

Dust Supressant or Water Sprays 95 95

Dust Supressant or Water Sprays 95 95

Dust Supressant or Water Sprays 95 95

C 1 Diesel Fuel Catalytic Retrofit & Spark Ajustment 99 98

Page 12
RACT Analysis by Source

AKJ Industries

Point Seg Emission Source Final Emis. Control Control Capture Secondary Emis. Control Control Capture Tertiary Emis. Control Control Capture

# # Unit Description Equip. (1)

% Effic. 

(1)

% Effic. 

(1) Equip. (2)

% Effic. 

(2)

% Effic. 

(2) Equip. (3)

% Effic. 

(3)

% Effic. 

(3)

1 Unit#1 Coal Tar Waste Sludge Process

1

Unit#1 Batch Mixer 

(Sludge/Diluent+Dispersant) Flat Closed Lid, & Conservation Vent

2

Unit#1 Product Storage Tank (Fixed 

Roof) Conservation Vent

2 Unit#2 Coal Tar Waste Sludge Process

1

Unit#2 Batch Mixer 

(Sludge/Diluent+Dispersant) Flat Closed Lid, & Conservation Vent

Page 13
RACT Analysis by Source

Area and Mobile

Emission Source

Unit Description Possible Control Notes

Mobile Sources

diesel trucks retrofit with filters

A truck company serving US Steel Clairton 

is voluntarily being retrofitted with filters of 

DOCs

A truck company serving naerby US Steel 

Edgar Thomson is voluntarily being 

retrofitted with filters of DOCs

diesel school buses upgrade or retrofit with filters

School districts have been offered freee 

retrofits. Many have purchased newer 2007-

compliant buses.

Area Sources

Woodstoves replace older stoves with newer 1990 compliant stoves

In 2005-2007 ACHD participated in EPA's 

woodstove exchange program, replacing 175 

stoves in southwest PA. 

Page 14