### 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 Manufacturing1.25E-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 25.7444.60 Industrial Equipment: Finishing Operations [4] 7.98E+00 2.5647.15
Industrial Furnaces and Ovens 1.28E-01 0.0447.19 Industrial Inorganic Chemical Manufacturing 1.18E+01 3.7850.97 Industrial Machinery, nec 5.00E-03 0.0050.97 Industrial Organic Chemicals Manufacturing 7.45E-01 0.2451.21 Industrial Patterns Packaging machinery 2.50E-03 0.0051.21 Inorganic Pigments Manufacturing 6.54E+00 2.1053.31 Institutional/Commercial Heating 2.38E+01 7.6460.95 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 0.0467.84
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 0.0468.20 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 0.0468.48 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 0.0769.71 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 0.1770.09

Petroleum Refining (not subject to Petroleum Refining MACT)2.07E-01 0.0770.15
Pharmaceuticals Production 2.50E-01 0.08 70.23 Phosphate Fertilizers Production 1.14E+00 0.3670.60 Plastic Parts and Products (Surface Coating) 4.18E+00 1.3471.94 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 0.1672.30 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 3.5780.45 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 0.6781.12 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 0.3382.40 Sewage Sludge Incineration 8.41E-01 0.2782.67
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 0.3499.16 Steel Wire and Related Products Manufacturing 7.60E-01 0.2499.40 Surgical and Medical Instruments Manufacturing 1.25E-01 0.0499.44 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 0.04100.00

Total Emissions312.05100.00

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