Source Categories

Emissions 

(tons/yr) %

Cumulative 

%

Aerospace Industries 5.00E-03 0.00 0.00

Agricultural Chemicals and Pesticides 8.74E+00 2.80 2.80

Aluminum Die-Castings 6.00E-03 0.00 2.81

Aluminum Extruded Products 2.92E-01 0.09 2.90

Aluminum Foundries (Castings) [1] 2.23E+00 0.71 3.61

Aluminum Sheet, Plate, and Foil manufacturing 1.97E-01 0.06 3.68

Asbestos Products Manufacturing 1.27E-01 0.04 3.72

Automotive stampings 3.75E-01 0.12 3.84

Ball and Roller Bearings Manufacturing 2.90E-01 0.09 3.93

Blowers and Fans 1.38E-01 0.04 3.97

Boat Manufacturing 2.50E-03 0.00 3.97

Bolts, Nuts, Rivets and Washers Manufacturing 2.50E-03 0.00 3.98

Brass, Bronze, Copper, Copper Base Alloy Foundries 3.78E-01 0.12 4.10

Burial Caskets 1.28E-01 0.04 4.14

Carburetors, Pistons, Rings and Valves Manufacturing 2.50E-01 0.08 4.22

Chemical Preparations 1.44E+00 0.46 4.68

Clay Products Manufacturing 3.13E+00 1.00 5.68

Clay Refractories (not subject to Refractories Manufacturing 1.25E-01 0.04 5.72

Cold Finishing of Steel Shapes 1.29E+00 0.41 6.13

Concrete Block and Brick 2.50E-01 0.08 6.21

Concrete Products 1.25E-01 0.04 6.25

Conveyors and Conveying Equipment Manufacturing 1.25E-01 0.04 6.29

Copper Foundries 2.58E-01 0.08 6.38

Copper Rolling and Drawing 2.40E-02 0.01 6.38

Crushed And Broken Limestone 5.00E-03 0.00 6.38

Custom Compound Purchased Resins Manufacturing 5.00E-01 0.16 6.54

Cutlery 1.25E-01 0.04 6.58

Cyclic Crude and Intermediate Production [2] 5.00E-03 0.00 6.59

Dog and Cat Food 3.40E-02 0.01 6.60

Electrical and Electronic Equipment: Finishing Operations [2] 2.62E+00 0.84 7.44

Electronic Components, nec 4.35E-02 0.01 7.45

Engineering, Laboratory, Scientific and Research 2.50E-03 0.00 7.45

Fabricated Metal Products Manufacturing 1.25E-01 0.04 7.49

Fabricated Metal Products, nec 1.81E+00 0.58 8.07

Fabricated Pipe and Fittings 8.45E-01 0.27 8.34

Fabricated Plate Work (Boiler Shops) 7.19E+00 2.30 10.65

Manganese Compounds

Page 1
Source Categories

Emissions 

(tons/yr) %

Cumulative 

%

Manganese Compounds

Fabricated Rubber Products, nec 5.00E-03 0.00 10.65

Fabricated Structural Metal Manufacturing 7.70E+00 2.47 13.12

Fabricated Structural Metal Products 4.69E-01 0.15 13.27

Farm Machinery and Equipment Manufacturing 2.50E-01 0.08 13.35

Ferroalloy Production [3] 1.14E+01 3.66 17.01

Fertilizers, Mixing only 3.42E+00 1.09 18.11

Fluid Power Cylinders and Activators 1.50E-02 0.00 18.11

Fluid Power Pumps and Motors 2.50E-02 0.01 18.12

General Industrial Machinery Manufacturing 2.55E-01 0.08 18.20

Hand and Edge Tools Manufacturing 1.27E-01 0.04 18.24

Hardware Manufacturing 5.80E-02 0.02 18.26

Heating Equipment, Except Electric 1.61E+00 0.52 18.78

Heavy Construction, Nec 1.25E-01 0.04 18.82

Household Vacuum Cleaners 1.25E-01 0.04 18.86

Industrial Boilers 8.03E+01 25.74 44.60

Industrial Equipment: Finishing Operations [4] 7.98E+00 2.56 47.15

Industrial Furnaces and Ovens 1.28E-01 0.04 47.19

Industrial Inorganic Chemical Manufacturing 1.18E+01 3.78 50.97

Industrial Machinery, nec 5.00E-03 0.00 50.97

Industrial Organic Chemicals Manufacturing 7.45E-01 0.24 51.21

Industrial Patterns Packaging machinery 2.50E-03 0.00 51.21

Inorganic Pigments Manufacturing 6.54E+00 2.10 53.31

Institutional/Commercial Heating 2.38E+01 7.64 60.95

Internal Combustion Engine Manufacturing 1.66E-01 0.05 61.00

Iron and Steel Forging 2.07E+00 0.66 61.66

Iron Foundries 1.68E+01 5.39 67.05

Large Appliance (Surface Coating) 6.15E-01 0.20 67.25

Lawn and Garden Equipment 2.53E-01 0.08 67.33

Lead Acid Battery Manufacturing 1.50E-02 0.00 67.34

Lead Pencils, Art Goods Manufacturing 2.50E-01 0.08 67.42

Lighting Equipment 3.75E-01 0.12 67.54

Machine tools, Metal Cutting Types 2.95E-01 0.09 67.63

Machine tools, Metal Forming Types 5.00E-01 0.16 67.79

Manufacturing Industries, nec 1.40E-01 0.04 67.84

Medical Waste Incinerators 2.89E-01 0.09 67.93

Men's and Boys' Work Clothing 1.00E-02 0.00 67.93

Metal Barrels, Drums, and Pails Manufacturing 2.50E-03 0.00 67.93

Page 2
Source Categories

Emissions 

(tons/yr) %

Cumulative 

%

Manganese Compounds

Metal coating and allied services 3.15E-02 0.01 67.94

Metal Coil (Surface Coating) 2.97E-01 0.10 68.04

Metal Doors, Sash, and Trim 3.78E-01 0.12 68.16

Metal Forgings and Stampings 1.25E-01 0.04 68.20

Metal Heat Treating Manufacturing 5.50E-03 0.00 68.20

Metal Sanitary Ware Manufacturing 5.00E-01 0.16 68.36

Metal Stampings Manufacturing 2.39E-01 0.08 68.44

Metal Valves [5] 0.00 68.44

Metalworking Machinery 1.25E-01 0.04 68.48

Mining Machinery Manufacturing 1.24E+00 0.40 68.87

Miscellaneous Fabricated Metal Products 1.82E+00 0.58 69.46

Miscellaneous Fabricated Wire Products 3.83E-01 0.12 69.58

Miscellaneous Metal Work 1.55E-01 0.05 69.63

Miscellaneous Plastics Products 1.00E-02 0.00 69.63

Miscellaneous Organic Chemical Manufacturing (MON) 2.33E-01 0.07 69.71

Municipal Waste Combustors 3.59E-01 0.12 69.82

Noncurrent-Carrying Wiring Devices 2.50E-03 0.00 69.82

Nonferrous Die-castings, Except Aluminum 2.52E-01 0.08 69.90

Nonferrous Forgings 7.00E-03 0.00 69.91

Nonferrous Foundries, nec 7.50E-03 0.00 69.91

Nonferrous Rolling and Drawing 8.50E-03 0.00 69.91

Paints and Allied Products Manufacturing 8.50E-03 0.00 69.91

Paper Industries Machinery 5.41E-01 0.17 70.09

Petroleum Refining (not subject to Petroleum Refining MACT) 2.07E-01 0.07 70.15

Pharmaceuticals Production 2.50E-01 0.08 70.23

Phosphate Fertilizers Production 1.14E+00 0.36 70.60

Plastic Parts and Products (Surface Coating) 4.18E+00 1.34 71.94

Plating And Polishing 3.88E-01 0.12 72.06

Plumbing Fixture Fittings and Trim 2.50E-01 0.08 72.14

Power Transmission Equipment 5.04E-01 0.16 72.30

Prepared Feeds Manufacturing 1.17E+01 3.75 76.05

Pressed and Blown Glass and Glassware Manufacturing [6] 3.75E-01 0.12 76.17

Primary Battery, Dry and Wet Manufacture 2.21E+00 0.71 76.88

Primary Metal Products Manufacturing 1.11E+01 3.57 80.45

Primary Nonferrous Metals Production [7]

Page 3
Source Categories

Emissions 

(tons/yr) %

Cumulative 

%

Manganese Compounds

Primary Nonferrous Metals - Zinc, Cadium, and Beryllium [7] 2.08E+00 0.67 81.12

Printing, Coating, and Dyeing of Fabrics 5.00E-04 0.00 81.12

Railroad Equipment Manufacturing 2.06E+00 0.66 81.78

Reinforced Plastic Composites Production 6.23E-01 0.20 81.98

Saw Blades and Handsaws 1.25E-02 0.00 81.98

Screw Machine Products Manufacturing 5.00E-03 0.00 81.99

Secondary Lead Smelting 2.80E-01 0.09 82.08

Secondary Nonferrous Metals Production 1.02E+00 0.33 82.40

Sewage Sludge Incineration 8.41E-01 0.27 82.67

Sheet Metal Work 8.00E-01 0.26 82.93

Shipbuilding and Ship Repair (Surface Coating) 3.74E-02 0.01 82.94

Space Research and Technology 2.50E-03 0.00 82.94

Special Dies, Tools, Jigs and Fixtures 2.62E-01 0.08 83.02

Special Industry Machinery, nec 1.80E-02 0.01 83.03

Speed Changers, Drives, and Gears 3.79E-01 0.12 83.15

Stainless and Non-stainless Steel Manufacture - EAF [8] 3.33E+01 10.67 93.82

Stationary Internal Combustion Engines 9.84E-02 0.03 93.85

Steel and Iron Reclamation- Auto Scrap Burning 1.00E-02 0.00 93.86

Steel Foundries 1.55E+01 4.96 98.82

Steel Pipe and Tubes Manufacturing 1.07E+00 0.34 99.16

Steel Wire and Related Products Manufacturing 7.60E-01 0.24 99.40

Surgical and Medical Instruments Manufacturing 1.25E-01 0.04 99.44

Tanks and Tank Components Manufacturing 2.50E-03 0.00 99.44

Transformers, Except Electronic 5.00E-03 0.00 99.44

Unsupported Plastics Profile Shapes 2.55E-01 0.08 99.53

Valves and Pipe Fittings Manufacturing [5] 3.88E-01 0.12 99.65

Welding Apparatus 5.90E-01 0.19 99.84

Welding Apparatus, Electric 3.76E-01 0.12 99.96

Wire Springs 1.25E-01 0.04 100.00

Total Emissions 312.05 100.00

Page 4
Source Categories

Emissions 

(tons/yr) %

Cumulative 

%

Manganese Compounds

Foot Notes

[1] Aluminum Foundries (casting) (Nov. 2002 Inventory) 

combines two May 1999 categories: Aluminum Foundries and 

Aluminum Foundries (casting)

[2] Cyclic Crude and Intermediate Production was titled Cyclic 

Crude and Intermediate Production (not subject to petroleum 

refining MACT) in the May 1999 Report

[3] Ferroalloy Production was named Electrometallurgical 

Production in the May 1999 Report

[4] Industrial Machinery and Equipment: Finishing Operations 

(Nov. 2002 Inventory) combines three May 1999 categories: 

Oil and Gas Field Machinery Manufacturing, Pumps and 

Pumping Equipment Manufacturing, and Construction 

Machinery Manufacturing 

[5] Valves and Pipefittings (Nov. 2002 Inventory) combines two 

May 1999 categories for chromium, manganese, and nickel: 

the Metal Valves category and the Valves and Pipefittings 

Manufacture category 

[6] Pressed and Blown Glass and Glassware Manufacturing 

(Nov. 2002 Inventory) combines two May 1999 categories: 

Pressed and Blown Glass and Glassware Manufacturing and 

Glass Containers

[7] Primary Nonferrous Metals - Zn, Cd & Be (Nov. 2002 

Inventory) combines three May 1999 categories: Cadmium 

Refining and Cadmium Oxide Production, Primary Smelting 

and Refining of Zinc, and Primary Nonferrous Metals 

[8] Stainless and Nonstainless EAF (Nov. 2002 Inventory) 

combines two May 1999 categories: Stainless and 

Nonstainless EAF and Blast Furnaces and Steel Mills area 

sources 

[9] Primary Copper Smelting was removed from the 2002 

Inventory

Page 5