Upper Buffalo, Arkansas Emission Contributions

State Plant Point ID SIC Industry Description (2002 G) (2018 G) Distance (km) Q/d RT MMississippi MISSISSIPPI POWER COMPANY, PLANT JACK WA 004 4911 Electric Services 7,266 7,640 714.87 10.69 Mississippi CHOCTAW GENERATION LLP, RED HILLS GENERA 001A 4911 Electric Services 3,242 3,758 455.73 8.25 Mississippi HOLNAM INC, ARTESIA 002 3241 Cement, Hydraulic 2,896 3,991 500.26 7.98 Mississippi PURSUE ENERGY CORPORATION, THOMASVILLE G 001 2819 Industrial Inorganic Chemicals, NEC 12,124 3,303 505.05 6.54 Alabama ALABAMA POWER COMPANY - GORGAS 005 4911 Electric Services 9,443 8,091 600.29 13.48 Alabama ALABAMA POWER COMPANY - BARRY 004 4911 Electric Services 7,801 9,329 721.20 12.94 Alabama ALABAMA POWER COMPANY - E C GASTON 006 4911 Electric Services 52,378 7,542 682.01 11.06 Alabama TVA - WIDOWS CREEK 009 4911 Electric Services 8,588 6,712 684.32 9.81 Alabama ALABAMA POWER COMPANY - BARRY 006 4911 Electric Services 24,676 6,790 721.20 9.41 Alabama TVA COLBERT 014 4911 Electric Services 31,769 4,598 500.84 9.18 Alabama SANDERS LEAD CO 003 3341 Secondary Smelting and Refining of Nonferrous M 4,048 7,303 805.02 9.07 

Alabama SANDERS LEAD CO 008 3341 Secondary Smelting and Refining of Nonferrous M 3,948 7,121 805.02 8.85 Alabama ALABAMA ELECTRIC COOPERATIVE - CHARLES R 003 4911 Electric Services 6,876 5,032 688.15 7.31 Alabama ALABAMA POWER COMPANY - BARRY 003 4911 Electric Services 3,970 5,235 721.20 7.26 Alabama ALABAMA ELECTRIC COOPERATIVE - CHARLES R 004 4911 Electric Services 7,241 4,965 688.15 7.21 Alabama ALABAMA POWER COMPANY - BARRY 002 4911 Electric Services 3,550 5,145 721.20 7.13 Alabama TVA - WIDOWS CREEK 005 4911 Electric Services 4,122 4,839 684.32 7.07 Alabama TVA - WIDOWS CREEK 004 4911 Electric Services 4,667 4,828 684.32 7.06 Alabama TVA - WIDOWS CREEK 002 4911 Electric Services 4,031 4,821 684.32 7.04 Alabama CONTINENTAL CARBON COMPANY 010 2895 Carbon Black 4,226 5,848 846.37 6.91 Alabama TVA - WIDOWS CREEK 006 4911 Electric Services 4,452 4,707 684.32 6.88 Alabama TVA - WIDOWS CREEK 003 4911 Electric Services 4,466 4,625 684.32 6.76 Alabama TVA - WIDOWS CREEK 007 4911 Electric Services 4,699 4,550 684.32 6.65 Alabama AKZO NOBEL CHEMICALS INC 003 2819 Industrial Inorganic Chemicals, NEC 3,688 4,407 723.53 6.09 Arkansas ENTERGY ARK-WHITE BLUFF 002 4911 Electric Services 13,335 22,689 182.19 124.53 2Arkansas ENTERGY ARK-WHITE BLUFF 001 4911 Electric Services 20,816 22,249 182.19 122.12 2Arkansas SWEPCO-FLINT CREEK POWER PLANT 001 4911 Electric Services 10,963 11,440 123.61 92.55 1Arkansas ENTERGY ARK-INDEPENDENCE 001 4911 Electric Services 11,918 13,133 151.81 86.51 3Arkansas ENTERGY ARK-INDEPENDENCE 002 4911 Electric Services 12,695 13,094 151.81 86.25 3Arkansas EASTMAN CHEMICAL COMPANY-ARK EASTMAN DIV 011 2869 Industrial Organic Chemicals, NEC 6,214 6,127 152.10 40.28 3Arkansas DOMTAR INDUSTRIES INC-ASHDOWN MILL 005 2611 Pulp Mills 2,081 2,051 257.31 7.97 1Arkansas GEORGIA-PACIFIC CORP CROSSETT PAPER MILL 022 2611 Pulp Mills 1,600 2,350 319.48 7.36 Arkansas ALBEMARLE CORPORATION 010 2869 Industrial Organic Chemicals, NEC 901 1,343 283.71 4.73 1Arkansas GREEN BAY PACKAGING - ARK KRAFT DIVISION 005 2631 Paperboard Mills 426 426 91.31 4.67 5Arkansas SGL CARBON CORPORATION 001 3624 Carbon and Graphite Products 98 250 69.43 3.60 2Arkansas LONGVIEW GAS COMPANY - STAMPS 004 1311 Crude Petroleum and Natural Gas 607 814 287.73 2.83 1Arkansas THOMAS B FITZHUGH GENERATING STATION 001 4911 Electric Services 172 172 67.80 2.53 2Arkansas NUCOR-YAMATO STEEL 003 3312 Steel Works, Blast Furnaces (Including Coke Ove 305 404 309.46 1.31 1Arkansas NUCOR CORPORATION-(NUCOR STEEL, ARKANSAS 001 3312 Steel Works, Blast Furnaces (Including Coke Ove 237 314 315.14 1.00 1Delaware INDIAN RIVER GENERATING STATION 004 4911 Electric Services 7,504 19,666 1,619.95 12.14 Florida GULF POWER COMPANY - CRIST 6 4911 Electric Services 10,889 12,421 807.87 15.38 Florida PROGRESS ENERGY FLORIDA, INC. CRYSTAL RI 2 4911 Electric Services 20,728 15,241 1,247.30 12.22 Florida PROGRESS ENERGY FLORIDA, INC. CRYSTAL RI 1 4911 Electric Services 18,998 13,537 1,247.30 10.85 Florida SAINT JOHNS RIVER 17 4911 Electric Services 10,185 7,420 1,239.95 5.98 Florida GULF POWER COMPANY - CRIST 7 4911 Electric Services 21,546 4,648 807.87 5.75 Florida SEMINOLE ELECTRIC COOPERATIVE, INC. 1 4911 Electric Services 10,912 6,779 1,276.42 5.31 Florida SEMINOLE ELECTRIC COOPERATIVE, INC. 2 4911 Electric Services 12,775 6,508 1,276.42 5.10 Georgia GEORGIA POWER COMPANY, SCHERER STEAM-ELE SG03 4911 Electric Services 18,149 27,735 915.55 30.29 Georgia GEORGIA POWER COMPANY, SCHERER STEAM-ELE SG04 4911 Electric Services 20,771 26,616 915.55 29.07 Georgia GEORGIA POWER COMPANY, SCHERER STEAM-ELE SG01 4911 Electric Services 25,286 26,264 915.55 28.69 Georgia GEORGIA POWER COMPANY, SCHERER STEAM-ELE SG02 4911 Electric Services 24,966 26,075 915.55 28.48 Georgia GEORGIA POWER COMPANY, YATES STEAM-ELECT SG07 4911 Electric Services 14,024 16,530 803.91 20.56 Georgia GEORGIA POWER COMPANY, YATES STEAM-ELECT SG06 4911 Electric Services 15,175 16,367 803.91 20.36 Georgia GEORGIA POWER COMPANY, YATES STEAM-ELECT SG05 4911 Electric Services 5,009 6,643 803.91 8.26 Georgia GEORGIA POWER COMPANY, BOWEN STEAM-ELECT SG04 4911 Electric Services 42,634 6,294 778.45 8.09 Georgia GEORGIA POWER COMPANY, YATES STEAM-ELECT SG04 4911 Electric Services 4,842 6,500 803.91 8.09 Georgia GEORGIA POWER COMPANY, BOWEN STEAM-ELECT SG03 4911 Electric Services 42,900 6,111 778.45 7.85 Georgia GEORGIA POWER COMPANY, WANSLEY STEAM-ELE SG01 4911 Electric Services 38,741 6,037 794.81 7.60 Georgia GEORGIA POWER COMPANY, WANSLEY STEAM-ELE SG02 4911 Electric Services 36,421 6,044 794.81 7.60 Georgia INTERNATIONAL PAPER - SAVANNAH MILL PB13 2631 Paperboard Mills 7,643 8,578 1,189.00 7.21 Georgia GEORGIA POWER COMPANY, BOWEN STEAM-ELECT SG02 4911 Electric Services 35,266 4,865 778.45 6.25 Georgia GEORGIA POWER COMPANY, BOWEN STEAM-ELECT SG01 4911 Electric Services 33,050 4,831 778.45 6.21 Georgia SAVANNAH ELECTRIC: MCINTOSH STEAM - ELEC SG01 4911 Electric Services 7,089 7,015 1,173.90 5.98 Georgia GEORGIA POWER COMPANY, MITCHELL STEAM-EL SG03 4911 Electric Services 4,173 4,930 971.10 5.08 Georgia INLAND PAPERBOARD & PACKAGING, INC. -LIN F4 2611 Pulp Mills 3,293 3,696 738.74 5.00 Illinois KINCAID GENERATION LLC 0009 4911 Electric Services 8,912 10,635 531.44 20.01 1

SO2 Tons
Illinois MIDWEST GENERATION LLC 0033 4911 Electric Services 10,560 14,017 733.04 19.12 

Illinois KINCAID GENERATION LLC 0008 4911 Electric Services 8,754 10,969 593.32 18.49 1Illinois MIDWEST GENERATION LLC 0029 4911 Electric Services 9,017 11,823 640.09 18.47 Illinois MIDWEST GENERATION LLC 0031 4911 Electric Services 7,797 11,823 640.09 18.47 Illinois MIDWEST GENERATION LLC 0031 4911 Electric Services 10,105 13,503 733.04 18.42 Illinois GENERIC UNIT GSC17 4911 Electric Services 0 9,684 539.33 17.96 Illinois AES DUCK CREEK 0001 4911 Electric Services 11,025 9,249 543.12 17.03 Illinois AMEREN ENERGY GENERATING CO 0013 4911 Electric Services 8,823 9,728 579.94 16.77 Illinois DYNEGY MIDWEST GENERATION INC 0001 4911 Electric Services 5,726 6,359 433.61 14.66 1Illinois MIDWEST GENERATION LLC 0016 4911 Electric Services 6,462 9,581 785.17 12.20 Illinois SOYLAND POWER COOP INC 0001 4911 Electric Services 0 4,623 403.47 11.46 Illinois AMEREN ENERGY GENERATING CO 0003 4911 Electric Services 14,008 5,444 512.71 10.62 1Illinois WILLIAMS ETHANOL SERVICES INC 0019 2869 Industrial Organic Chemicals, NEC 5,743 5,444 610.74 8.91 Illinois MIDWEST GENERATION LLC 0009 4911 Electric Services 4,559 6,444 733.04 8.79 Illinois ELECTRIC ENERGY INC 0005 4911 Electric Services 3,930 3,366 398.55 8.45 Illinois ELECTRIC ENERGY INC 0003 4911 Electric Services 3,975 3,359 398.55 8.43 Illinois ELECTRIC ENERGY INC 0004 4911 Electric Services 3,460 3,357 398.55 8.42 Illinois ELECTRIC ENERGY INC 0001 4911 Electric Services 3,446 3,350 398.55 8.41 Illinois ELECTRIC ENERGY INC 0006 4911 Electric Services 4,183 3,344 398.55 8.39 Illinois MIDWEST GENERATION LLC 0016 4911 Electric Services 4,453 6,872 821.56 8.36 Illinois ELECTRIC ENERGY INC 0002 4911 Electric Services 4,135 3,329 398.55 8.35 Illinois MARION 0004 4911 Electric Services 2,626 3,562 428.30 8.32 Illinois AMEREN ENERGY GENERATING CO 0006 4911 Electric Services 7,791 4,599 579.94 7.93 Illinois AMEREN ENERGY GENERATING CO 0005 4911 Electric Services 7,163 4,539 612.27 7.41 Illinois MIDWEST GENERATION LLC 0036 4911 Electric Services 3,754 6,072 821.56 7.39 Illinois MIDWEST GENERATION LLC 0010 4911 Electric Services 3,843 5,835 824.32 7.08 Illinois CHICAGO CARBON CO AN AFFILIATE OF UNOCAL 0001 2999 Products of Petroleum and Coal, NEC 3,858 5,182 789.15 6.57 Illinois NOVEON INC 0016 2869 Industrial Organic Chemicals, NEC 3,304 4,437 680.06 6.52 Illinois AMEREN ENERGY GENERATING CO 0001 4911 Electric Services 28,323 3,315 512.71 6.46 1Illinois MIDWEST GENERATION LLC 0033 4911 Electric Services 5,385 5,578 865.28 6.45 Illinois DYNEGY MIDWEST GENERATION INC 0001 4911 Electric Services 9,053 2,378 373.94 6.36 1Illinois LONE STAR INDUSTRIES INC 0006 3241 Cement, Hydraulic 3,178 4,363 707.21 6.17 Illinois DYNEGY MIDWEST GENERATION INC 0013 4911 Electric Services 9,931 2,304 373.94 6.16 1Illinois AE STALEY MANUFACTURING CO 0299 2046 Wet Corn Milling 3,591 3,433 584.51 5.87 Illinois MIDWEST GENERATION LLC 0014 4911 Electric Services 3,636 4,796 821.56 5.84 Illinois MIDWEST GENERATION LLC 0013 4911 Electric Services 3,142 4,729 821.56 5.76 Illinois DYNEGY MIDWEST GENERATION INC 0002 4911 Electric Services 7,283 2,249 398.31 5.65 1Illinois ARCHER DANIELS MIDLAND CO 0016 2869 Industrial Organic Chemicals, NEC 5,725 3,223 624.62 5.16 Illinois WILLIAMS ETHANOL SERVICES INC 0021 2869 Industrial Organic Chemicals, NEC 3,305 3,133 610.74 5.13 Illinois DYNEGY MIDWEST GENERATION INC 0003 4911 Electric Services 1,539 1,951 452.79 4.31 1Illinois TOSCOPETRO CORP 0047 2911 Petroleum Refining 6,333 833 435.11 1.91 1Illinois CLYDE L CHOATE MENTAL HEALTH CENTER 0001 8063 Psychiatric Hospitals 679 649 398.88 1.63 1Illinois NATIONAL STEEL CORP - GRANITE CITY DIV 0057 3312 Steel Works, Blast Furnaces (Including Coke Ove 960 677 420.14 1.61 1Illinois TOSCOPETRO CORP 0043 2911 Petroleum Refining 5,188 683 435.11 1.57 1Illinois BUNGE NORTH AMERICA INC 0020 2075 Soybean Oil Mills 627 595 384.12 1.55 1Illinois NATIONAL STEEL CORP - GRANITE CITY DIV 0079 3312 Steel Works, Blast Furnaces (Including Coke Ove 924 651 420.16 1.55 1Illinois SOUTHERN ILLINOIS UNIVERSITY 0007 8221 Colleges, Universities, and Professional Schools 558 534 412.94 1.29 1Illinois TOSCOPETRO CORP 0599 2911 Petroleum Refining 385 462 435.11 1.06 1Illinois NATIONAL STEEL CORP - GRANITE CITY DIV 0044 3312 Steel Works, Blast Furnaces (Including Coke Ove 352 366 419.92 0.87 1Illinois NATIONAL STEEL CORP - GRANITE CITY DIV 0048 3312 Steel Works, Blast Furnaces (Including Coke Ove 507 357 419.92 0.85 1Illinois NATIONAL STEEL CORP - GRANITE CITY DIV 0009 3312 Steel Works, Blast Furnaces (Including Coke Ove 501 353 419.66 0.84 1Illinois NATIONAL STEEL CORP - GRANITE CITY DIV 0041 3312 Steel Works, Blast Furnaces (Including Coke Ove 422 297 419.80 0.71 1Illinois MOUNDS PRODUCTION CO LLC 0001 3295 Minerals and Earths, Ground or Otherwise Treate 175 259 385.37 0.67 1Illinois NATIONAL STEEL CORP - GRANITE CITY DIV 0004 3312 Steel Works, Blast Furnaces (Including Coke Ove 375 264 419.83 0.63 1Indiana INDIANA MICHIGAN POWER-ROCKPORT 002 4911 Electric Services 25,602 32,660 596.74 54.73 Indiana INDIANA MICHIGAN POWER-ROCKPORT 001 4911 Electric Services 25,943 32,350 596.74 54.21 Indiana NIPSCO - R.M. SCHAHFER 001 4911 Electric Services 6,106 12,160 805.94 15.09 Indiana NIPSCO - R.M. SCHAHFER 002 4911 Electric Services 9,002 11,608 805.72 14.41 Indiana PSI ENERGY - GIBSON 004 4911 Electric Services 9,196 8,032 559.48 14.36 Indiana MICHIGAN CITY 007 4911 Electric Services 9,178 11,991 853.39 14.05 Indiana PSI ENERGY - GIBSON 005 4911 Electric Services 17,969 7,691 559.53 13.75 Indiana IPL PETERSBURG GENERATING STATION 004 4911 Electric Services 20,614 8,326 607.37 13.71 Indiana IPL PETERSBURG GENERATING STATION 003 4911 Electric Services 20,936 8,310 607.23 13.69 Indiana HOOSIER ENERGY RURAL ELEC MEROM STATION 001 4911 Electric Services 5,835 6,862 618.98 11.09 Indiana HOOSIER ENERGY RURAL ELEC MEROM STATION 002 4911 Electric Services 7,011 6,745 618.98 10.90 Indiana IKEC - CLIFTY CREEK STATION 002 4911 Electric Services 6,712 7,683 761.29 10.09 Indiana IKEC - CLIFTY CREEK STATION 003 4911 Electric Services 6,662 7,637 761.29 10.03 Indiana IKEC - CLIFTY CREEK STATION 004 4911 Electric Services 5,846 7,605 761.29 9.99 Indiana IKEC - CLIFTY CREEK STATION 005 4911 Electric Services 5,433 7,441 761.29 9.77 Indiana COKENERGY INC. 001 4911 Electric Services 5,951 7,915 822.24 9.63 
Indiana SIGECO - A. B. BROWN 001 4911 Electric Services 6,006 4,144 540.45 7.67 

Indiana SIGECO - A. B. BROWN 002 4911 Electric Services 2,634 4,142 540.66 7.66 Indiana PSI ENERGY - GALLAGHER 001 4911 Electric Services 11,743 5,383 708.69 7.60 Indiana PSI ENERGY - GALLAGHER 004 4911 Electric Services 11,161 5,383 708.33 7.60 Indiana PSI ENERGY - GALLAGHER 003 4911 Electric Services 23,773 5,309 708.33 7.50 Indiana PSI ENERGY - GALLAGHER 002 4911 Electric Services 12,252 5,285 708.69 7.46 Indiana AMERICAN ELECTRIC POWER-TANNERS CREEK 003 4911 Electric Services 6,269 5,290 821.11 6.44 Indiana STATE LINE ENERGY LLC 002 4911 Electric Services 4,664 5,216 819.26 6.37 Indiana AMERICAN ELECTRIC POWER-TANNERS CREEK 001 4911 Electric Services 4,941 5,222 821.11 6.36 Indiana NIPSCO - DEAN H. MITCHELL STATION 003 4911 Electric Services 174 5,100 819.67 6.22 Indiana NIPSCO - DEAN H. MITCHELL STATION 001 4911 Electric Services 41 4,997 819.67 6.10 Indiana IPL PETERSBURG GENERATING STATION 001 4911 Electric Services 2,093 3,700 607.23 6.09 Indiana NIPSCO - DEAN H. MITCHELL STATION 002 4911 Electric Services 0 4,938 819.67 6.02 Indiana NIPSCO - R.M. SCHAHFER 005 4911 Electric Services 6,302 4,814 805.25 5.98 Indiana PERU UTILITIES 001 4911 Electric Services 102 4,798 830.27 5.78 Indiana NIPSCO - R.M. SCHAHFER 006 4911 Electric Services 6,085 4,585 805.72 5.69 Indiana NIPSCO - DEAN H. MITCHELL STATION 004 4911 Electric Services 365 4,507 819.67 5.50 Indiana LOGANSPORT MUNICIPAL LIGHT & POWER 002 4911 Electric Services 1,300 4,448 810.66 5.49 Indiana AMERICAN ELECTRIC POWER-TANNERS CREEK 004 4911 Electric Services 48,450 4,508 821.21 5.49 Indiana MUSCATATUCK STATE HOSPITAL & TRAINING 001 8069 Specialty Hospitals, Except Psychiatric 4,198 4,198 766.97 5.47 Indiana PSI ENERGY - WABASH RIVER 005 4911 Electric Services 9,380 3,528 655.03 5.39 Indiana BETHLEHEM STEEL CORP. - BURNS HARBOR 010 3312 Steel Works, Blast Furnaces (Including Coke Ove 4,098 4,471 832.39 5.37 Indiana STATE LINE ENERGY LLC 021 4911 Electric Services 3,779 4,342 819.36 5.30 Indiana BETHLEHEM STEEL CORP. - BURNS HARBOR 009 3312 Steel Works, Blast Furnaces (Including Coke Ove 3,987 4,371 832.68 5.25 Indiana IPL HARDING STREET STATION 011 4911 Electric Services 7,895 3,938 752.99 5.23 Indiana IPL HARDING STREET STATION 012 4911 Electric Services 7,919 3,927 752.74 5.22 Iowa IPL - OTTUMWA GENERATING STATION 143977 4911 Electric Services 16,000 17,664 589.67 29.96 Iowa MIDAMERICAN ENERGY CO. - COUNCIL BLUFFS 143798 4911 Electric Services 17,143 15,019 638.66 23.52 Iowa MIDAMERICAN ENERGY CO. - LOUISA STATION 147281 4911 Electric Services 15,901 14,405 638.22 22.57 Iowa MIDAMERICAN ENERGY CO. - GEORGE NEAL SOU 147140 4911 Electric Services 15,617 15,843 770.84 20.55 Iowa CENTRAL IOWA POWER COOP. - FAIR STATION 100125 4911 Electric Services 3,373 9,056 660.30 13.72 Iowa LEHIGH CEMENT COMPANY - MASON CITY 153781 3241 Cement, Hydraulic 6,850 10,953 819.34 13.37 Iowa MIDAMERICAN ENERGY CO. - GEORGE NEAL NOR 148780 4911 Electric Services 0 10,072 773.73 13.02 Iowa CENTRAL IOWA POWER COOP. - FAIR STATION 100127 4911 Electric Services 5,611 8,241 660.30 12.48 Iowa LAFARGE NORTH AMERICA INC. 133592 3241 Cement, Hydraulic 4,963 7,698 663.96 11.59 Iowa MIDAMERICAN ENERGY CO. - GEORGE NEAL NOR 148764 4911 Electric Services 3,812 8,321 773.73 10.75 Iowa IPL - BURLINGTON GENERATING STATION 145381 4911 Electric Services 5,260 5,984 577.96 10.35 Iowa MIDAMERICAN ENERGY CO. - GEORGE NEAL NOR 148766 4911 Electric Services 10,076 7,920 773.73 10.24 Iowa ADM CORN PROCESSING - CLINTON 100921 2046 Wet Corn Milling 7,130 6,759 715.57 9.45 Iowa IPL - M.L. KAPP GENERATING STATION 144559 4911 Electric Services 4,100 5,597 714.52 7.83 Iowa IPL - LANSING GENERATING STATION 145136 4911 Electric Services 3,600 6,586 854.27 7.71 Iowa IPL - PRAIRIE CREEK GENERATING STATION 144096 4911 Electric Services 3,020 4,170 693.43 6.01 Kansas KANSAS CITY POWER & LIGHT CO. 002 4911 Electric Services 19,349 18,542 308.42 60.12 Kansas BOARD OF PUBLIC UTILITIES - NEARMAN 001 4911 Electric Services 7,626 9,001 393.78 22.86 Kansas KANSAS CITY POWER & LIGHT CO. 001 4911 Electric Services 6,653 5,954 308.42 19.30 Kansas WESTAR ENERGY, INC. 005 4911 Electric Services 0 6,318 398.40 15.86 Kansas WESTAR ENERGY, INC. 003 4911 Electric Services 23,715 5,051 462.57 10.92 Kansas BOARD OF PUBLIC UTILITIES - QUINDARO 002 4911 Electric Services 2,123 4,217 391.06 10.78 Kansas WESTAR ENERGY, INC. 004 4911 Electric Services 23,206 4,897 462.57 10.59 Kansas WESTAR ENERGY, INC. 001 4911 Electric Services 20,459 4,855 462.57 10.50 Kansas WESTAR ENERGY, INC. 008 4911 Electric Services 4,515 4,200 415.42 10.11 Kansas EMPIRE DISTRICT ELECTRIC COMPANY (THE) 002 4911 Electric Services 866 1,615 192.81 8.38 Kansas WESTAR ENERGY, INC. 007 4911 Electric Services 2,693 2,632 415.42 6.33 Kansas BOARD OF PUBLIC UTILITIES - KAW 003 4911 Electric Services 0 2,300 385.07 5.97 Kansas WESTAR ENERGY, INC. 002 4911 Electric Services 1,965 2,360 398.40 5.92 Kansas EMPIRE DISTRICT ELECTRIC COMPANY (THE) 001 4911 Electric Services 2,393 1,136 192.81 5.89 Kansas HEARTLAND CEMENT COMPANY 008 3241 Cement, Hydraulic 1,006 1,448 269.81 5.37 Kansas WESTAR ENERGY, INC. 004 4911 Electric Services 4,354 2,087 398.40 5.24 Kansas LAFARGE MIDWEST, INC. 007 3241 Cement, Hydraulic 978 1,569 299.24 5.24 Kentucky TVA PARADISE STEAM PLANT 003 4911 Electric Services 46,029 22,539 578.64 38.95 Kentucky WESTERN KY ENERGY CORP WILSON STATION 001 4911 Electric Services 9,262 11,115 575.80 19.30 Kentucky LOU GAS & ELEC, MILL CREEK 04 4911 Electric Services 7,245 12,823 694.37 18.47 Kentucky LOU GAS & ELEC, MILL CREEK 03 4911 Electric Services 6,494 10,316 694.37 14.86 Kentucky TVA PARADISE STEAM PLANT 002 4911 Electric Services 17,256 7,941 578.64 13.72 Kentucky TVA PARADISE STEAM PLANT 001 4911 Electric Services 15,930 7,823 578.64 13.52 Kentucky KENTUCKY UTILITIES CO GHENT GENERATING S 002 4911 Electric Services 15,908 10,632 792.98 13.41 Kentucky KENTUCKY UTILITIES CO GHENT GENERATING S 001 4911 Electric Services 4,716 9,223 792.98 11.63 Kentucky CENTURY ALUMINUM OF KY LLC 024 3334 Primary Production of Aluminum 4,985 6,366 618.30 10.30 Kentucky GENERIC UNIT GSC21 4911 Electric Services 0 5,927 618.38 9.59 Kentucky LOU GAS & ELEC, MILL CREEK 02 4911 Electric Services 4,941 6,014 695.05 8.65 
Kentucky TVA-ENVIRONMENTAL AFFAIRS SHAWNEE PLANT 001 4911 Electric Services 3,621 3,469 422.71 8.21 

Kentucky TVA-ENVIRONMENTAL AFFAIRS SHAWNEE PLANT 009 4911 Electric Services 3,353 3,471 422.71 8.21 Kentucky TVA-ENVIRONMENTAL AFFAIRS SHAWNEE PLANT 008 4911 Electric Services 3,604 3,464 422.71 8.19 Kentucky TVA-ENVIRONMENTAL AFFAIRS SHAWNEE PLANT 005 4911 Electric Services 3,617 3,456 422.71 8.18 Kentucky TVA-ENVIRONMENTAL AFFAIRS SHAWNEE PLANT 002 4911 Electric Services 3,556 3,453 422.71 8.17 Kentucky TVA-ENVIRONMENTAL AFFAIRS SHAWNEE PLANT 003 4911 Electric Services 3,877 3,454 422.71 8.17 Kentucky TVA-ENVIRONMENTAL AFFAIRS SHAWNEE PLANT 004 4911 Electric Services 3,595 3,456 422.71 8.17 Kentucky TVA-ENVIRONMENTAL AFFAIRS SHAWNEE PLANT 007 4911 Electric Services 3,594 3,453 422.71 8.17 Kentucky TVA-ENVIRONMENTAL AFFAIRS SHAWNEE PLANT 010 4911 Electric Services 0 3,435 422.71 8.12 Kentucky TVA-ENVIRONMENTAL AFFAIRS SHAWNEE PLANT 006 4911 Electric Services 3,632 3,392 422.71 8.02 Kentucky KENTUCKY UTILITIES CO GREEN RIVER STATIO 004 4911 Electric Services 9,224 4,234 569.76 7.43 Kentucky WESTERN KY ENERGY CORP REID 001 4911 Electric Services 7,867 3,869 547.38 7.07 Kentucky HENDERSON STATION 2 002 4911 Electric Services 1,792 3,864 547.38 7.06 Kentucky KENTUCKY UTILITIES CO GHENT GENERATING S 003 4911 Electric Services 14,038 5,104 792.98 6.44 Kentucky KENTUCKY UTILITIES CO GHENT GENERATING S 004 4911 Electric Services 13,968 4,977 792.98 6.28 Kentucky EAST KY POWER COOP JOHN SHERMAN COOPER P 001 4911 Electric Services 7,244 4,401 782.08 5.63 Kentucky EAST KY POWER COOP SPURLOCK ST. MAYSVILL 002 4911 Electric Services 21,309 4,872 890.69 5.47 Kentucky MARATHON ASHLAND PET LLC 064 2911 Petroleum Refining 3,977 5,155 983.20 5.24 Kentucky KENTUCKY UTILITIES CO GREEN RIVER STATIO 003 4911 Electric Services 6,189 2,944 569.76 5.17 Louisiana VENCO/LAKE CHARLES CALCINING PLANT 04 2999 Products of Petroleum and Coal, NEC 9,552 27,873 632.28 44.08 Louisiana CLECO POWER LLC/DOLET HILLS PWR STN 01 4911 Electric Services 16,970 17,979 424.74 42.33 Louisiana LA GENERATING LLC/BIG CAJUN 2 PWR PLNT 01 4911 Electric Services 19,851 17,918 592.62 30.23 Louisiana LA GENERATING LLC/BIG CAJUN 2 PWR PLNT 02 4911 Electric Services 17,018 17,354 592.49 29.29 Louisiana LA GENERATING LLC/BIG CAJUN 2 PWR PLNT 03 4911 Electric Services 15,136 16,691 592.37 28.18 Louisiana DUPONT CHEMICALS/BURNSIDE PLANT 01 2819 Industrial Inorganic Chemicals, NEC 9,747 13,275 669.60 19.83 Louisiana COLUMBIAN CHEM CO/ NORTH BEND 81 2895 Carbon Black 6,595 11,825 703.30 16.81 Louisiana PCS NITROGEN FERTILIZER,L.P./GEISMAR 01 2873 Nitrogenous Fertilizers 7,929 10,799 658.25 16.41 Louisiana MOTIVA ENTERPRISES,LLC/CONVENT 16 2911 Petroleum Refining 7,193 9,459 671.89 14.08 Louisiana RHODIA INC/BR FAC 02 2869 Industrial Organic Chemicals, NEC 6,124 8,341 621.00 13.43 Louisiana GREAT LAKES CARBON CORP/B R CALCINED COK 01 2999 Products of Petroleum and Coal, NEC 4,670 7,575 611.50 12.39 Louisiana GREAT LAKES CARBON CORP/B R CALCINED COK 02 2999 Products of Petroleum and Coal, NEC 4,670 7,575 611.50 12.39 Louisiana GREAT LAKES CARBON CORP/B R CALCINED COK 03 2999 Products of Petroleum and Coal, NEC 4,670 7,575 611.50 12.39 Louisiana GREAT LAKES CARBON CORP/B R CALCINED COK 04 2999 Products of Petroleum and Coal, NEC 4,670 7,575 611.50 12.39 Louisiana CABOT CORPORATION/VILLE PLATTE PLNT C8 2895 Carbon Black 3,702 6,638 572.09 11.60 Louisiana REYNOLDS METALS CO/LAKE CHARLES CARBON C 01 2999 Products of Petroleum and Coal, NEC 5,160 7,327 635.82 11.52 Louisiana SID RICHARDSON CARBON CO/ADDIS PLT 05 2895 Carbon Black 2,287 4,101 637.67 6.43 Louisiana CABOT CORPORATION/VILLE PLATTE PLNT B1 2895 Carbon Black 1,930 3,460 571.99 6.05 Louisiana SID RICHARDSON CARBON CO/ADDIS PLT 03 2895 Carbon Black 2,006 3,597 637.67 5.64 Louisiana SID RICHARDSON CARBON CO/ADDIS PLT 01 2895 Carbon Black 1,931 3,462 637.67 5.43 Louisiana INTERNATIONAL PAPER CO/LOUISIANA MILL 02 2621 Paper Mills 1,334 1,906 358.85 5.31 Louisiana RHODIA INC/BR FAC 03 2869 Industrial Organic Chemicals, NEC 2,326 3,168 621.03 5.10 Louisiana SID RICHARDSON CARBON CO/ADDIS PLT 02 2895 Carbon Black 1,784 3,199 637.67 5.02 Louisiana ARCH CHEM INC/SHREVEPORT SULFURIC ACID P 07 2819 Industrial Inorganic Chemicals, NEC 202 275 387.98 0.71 1Maryland MARYLAND DEPARTMENT OF THE ENVIRONMENT 1 2621 Paper Mills 10,160 9,610 1,309.50 7.34 Maryland MARYLAND DEPARTMENT OF THE ENVIRONMENT 2 2621 Paper Mills 8,923 8,441 1,309.50 6.45 Michigan J. H. CAMPBELL PLANT EU0062 4911 Electric Services 21,054 30,020 991.66 30.27 Michigan DETROIT EDISON TRENTON CHANNEL EU0035 4911 Electric Services 19,237 17,833 1,114.43 16.00 Michigan ST. CLAIR / BELLE RIVER POWER PLANT EU0111 4911 Electric Services 15,980 17,052 1,203.69 14.17 Michigan J. H. CAMPBELL PLANT EU0061 4911 Electric Services 10,163 12,986 991.78 13.09 Michigan ST. CLAIR / BELLE RIVER POWER PLANT EU0120 4911 Electric Services 9,255 13,793 1,202.64 11.47 Michigan ST. CLAIR / BELLE RIVER POWER PLANT EU0119 4911 Electric Services 15,103 13,540 1,202.64 11.26 Michigan J. H. CAMPBELL PLANT EU0059 4911 Electric Services 9,113 10,767 991.66 10.86 Michigan ST. CLAIR / BELLE RIVER POWER PLANT EU0110 4911 Electric Services 11,608 11,765 1,203.69 9.77 Michigan HOLCIM (US) INC. EU0056 3241 Cement, Hydraulic 7,129 9,788 1,073.41 9.12 Michigan DETROIT EDISON RIVER ROUGE EU0040 4911 Electric Services 7,691 9,908 1,128.35 8.78 Michigan KARN - WEADOCK FACILITY EU0031 4911 Electric Services 8,054 10,044 1,181.75 8.50 Michigan LAFARGE NORTH AMERICA - ALPENA PLANT EU0181 3241 Cement, Hydraulic 7,872 10,809 1,320.37 8.19 Michigan DETROIT EDISON RIVER ROUGE EU0039 4911 Electric Services 8,503 8,967 1,128.44 7.95 Michigan B. C. COBB PLANT EU0016 4911 Electric Services 6,537 7,095 1,019.43 6.96 Michigan B. C. COBB PLANT EU0015 4911 Electric Services 6,010 7,080 1,019.06 6.95 Michigan LAFARGE NORTH AMERICA - ALPENA PLANT EU0176 3241 Cement, Hydraulic 6,418 8,813 1,320.37 6.67 Michigan KARN - WEADOCK FACILITY EU0042 4911 Electric Services 5,199 6,609 1,181.72 5.59 Michigan KARN - WEADOCK FACILITY EU0043 4911 Electric Services 4,936 6,516 1,181.72 5.51 Michigan ST. CLAIR / BELLE RIVER POWER PLANT EU0106 4911 Electric Services 3,147 6,162 1,203.10 5.12 Michigan ST. CLAIR / BELLE RIVER POWER PLANT EU0107 4911 Electric Services 5,281 6,132 1,203.10 5.10 Michigan J.R. WHITING CO EU0021 4911 Electric Services 4,968 5,435 1,074.42 5.06 Minnesota MINNESOTA POWER INC - BOSWELL ENERGY CTR EU003 4911 Electric Services 13,282 12,606 1,277.51 9.87 Minnesota NSP - SHERBURNE GENERATING PLANT EU003 4911 Electric Services 11,944 8,706 1,065.15 8.17 Minnesota NSP - SHERBURNE GENERATING PLANT EU001 4911 Electric Services 7,585 7,603 1,065.15 7.14 Minnesota NSP - SHERBURNE GENERATING PLANT EU002 4911 Electric Services 7,213 7,566 1,065.15 7.10 
Minnesota MINNESOTA POWER INC - BOSWELL ENERGY CTR EU004 4911 Electric Services 3,654 8,638 1,277.51 6.76 

Missouri AMERENUE-LABADIE PLANT 7408 4911 Electric Services 7,602 16,658 370.03 45.02 Missouri AMERENUE-LABADIE PLANT 7262 4911 Electric Services 14,285 16,573 370.03 44.79 Missouri AMERENUE-LABADIE PLANT 6964 4911 Electric Services 10,969 16,383 370.03 44.27 Missouri AMERENUE-LABADIE PLANT 7087 4911 Electric Services 14,752 15,876 370.03 42.90 Missouri AMERENUE-RUSH ISLAND PLANT 11565 4911 Electric Services 12,745 15,536 365.71 42.48 1Missouri DOE RUN COMPANY-HERCULANEUM SMELTER 11722 3339 Primary Smelting and Refining of Nonferrous Meta 15,219 15,219 369.32 41.21 1

Missouri AMERENUE-RUSH ISLAND PLANT 11563 4911 Electric Services 10,511 14,755 365.71 40.35 1Missouri AMERENUE-SIOUX PLANT 17911 4911 Electric Services 24,931 16,462 429.77 38.30 1Missouri AMERENUE-SIOUX PLANT 18103 4911 Electric Services 21,024 15,980 429.77 37.18 1Missouri KANSAS CITY POWER & LIGHT CO-IATAN GENER 16912 4911 Electric Services 14,853 15,929 432.76 36.81 Missouri DOE RUN COMPANY-BUICK SMELTER 8360 3339 Primary Smelting and Refining of Nonferrous Meta 4,144 9,033 273.01 33.09 1Missouri ASSOCIATED ELECTRIC COOPERATIVE INC-NEW 14944 4911 Electric Services 7,689 9,038 335.48 26.94 1Missouri HOLCIM (US) INC-CLARKSVILLE 16745 3241 Cement, Hydraulic 7,408 11,808 442.44 26.69 Missouri AQUILA INC-SIBLEY GENERATING STATION 9953 4911 Electric Services 11,804 10,187 382.89 26.61 Missouri ASSOCIATED ELECTRIC COOPERATIVE INC-NEW 14942 4911 Electric Services 8,109 8,920 335.48 26.59 1Missouri ASSOCIATED ELECTRIC COOPERATIVE INC-THOM 17575 4911 Electric Services 8,181 10,524 417.66 25.20 Missouri KANSAS CITY POWER & LIGHT CO-MONTROSE GE 7847 4911 Electric Services 4,056 7,067 284.39 24.85 Missouri AMERENUE-MERAMEC PLANT 21421 4911 Electric Services 5,195 9,440 383.42 24.62 1Missouri KANSAS CITY POWER & LIGHT CO-MONTROSE GE 7849 4911 Electric Services 5,656 6,878 284.39 24.18 Missouri KANSAS CITY POWER & LIGHT CO-MONTROSE GE 7848 4911 Electric Services 6,114 6,585 284.39 23.16 Missouri INDEPENDENCE POWER AND LIGHT-MISSOURI CI 5430 4911 Electric Services 1,234 8,955 391.52 22.87 Missouri EMPIRE DISTRICT ELECTRIC CO-ASBURY PLANT 10912 4911 Electric Services 4,349 4,643 204.18 22.74 Missouri AMERENUE-MERAMEC PLANT 21423 4911 Electric Services 6,463 7,870 383.42 20.53 1Missouri UNIVERSITY OF MISSOURI - COLUMBIA-POWER 2506 4911 Electric Services 4,842 5,815 355.79 16.34 Missouri CITY UTILITIES OF SPRINGFIELD MISSOURI-J 1316 4911 Electric Services 2,570 2,105 142.84 14.74 Missouri CITY UTILITIES OF SPRINGFIELD MISSOURI-S 984 4931 Electric and Other Services Combined 3,357 1,986 148.66 13.36 Missouri TRIGEN ENERGY CORPORATION-GRAND AVENUE S 24670 4911 Electric Services 3,788 4,550 385.78 11.79 Missouri KANSAS CITY POWER & LIGHT CO-HAWTHORN ST 24676 4911 Electric Services 3,751 4,506 384.68 11.71 Missouri NORANDA ALUMINUM INC-NORANDA ALUMINUM IN 14814 3334 Primary Production of Aluminum 2,029 3,574 335.07 10.67 1Missouri ASSOCIATED ELECTRIC COOPERATIVE INC-THOM 17566 4911 Electric Services 3,753 4,321 417.66 10.35 Missouri CITY UTILITIES OF SPRINGFIELD MISSOURI-J 1319 4911 Electric Services 472 1,390 142.84 9.73 Missouri CITY UTILITIES OF SPRINGFIELD MISSOURI-J 1320 4911 Electric Services 471 1,390 142.84 9.73 Missouri UNIVERSITY OF MISSOURI - COLUMBIA-POWER 2507 4911 Electric Services 2,465 2,961 355.79 8.32 Missouri COLUMBIA MUNICIPAL POWER PLANT-COLUMBIA 1935 4911 Electric Services 403 2,957 358.20 8.25 Missouri COLUMBIA MUNICIPAL POWER PLANT-COLUMBIA 1939 4911 Electric Services 512 2,687 358.20 7.50 Missouri AQUILA INC-LAKE ROAD PLANT 3187 4911 Electric Services 2,838 3,409 458.20 7.44 Missouri ANHEUSER-BUSCH INC-ST. LOUIS 20276 2082 Malt Beverages 3,066 2,907 406.98 7.14 1Missouri CITY UTILITIES OF SPRINGFIELD MISSOURI-J 1317 4911 Electric Services 916 963 142.84 6.74 Missouri ASSOCIATED ELECTRIC COOPERATIVE INC-THOM 17431 4911 Electric Services 3,287 2,726 417.66 6.53 Missouri AQUALON DIV OF HERCULES INC-MISSOURI CHE 16663 2869 Industrial Organic Chemicals, NEC 2,302 2,764 444.27 6.22 Missouri AMERENUE-MERAMEC PLANT 21425 4911 Electric Services 2,430 2,308 383.42 6.02 1Missouri LONE STAR INDUSTRIES INC-CAPE GIRARDEAU 4227 3241 Cement, Hydraulic 1,362 2,172 364.40 5.96 1Missouri MISSISSIPPI LIME COMPANY-MISSISSIPPI LIM 22120 3274 Lime 1,505 2,135 367.73 5.81 1Missouri AQUILA INC-LAKE ROAD PLANT 3184 4911 Electric Services 0 2,631 458.37 5.74 Missouri AMERENUE-MERAMEC PLANT 21424 4911 Electric Services 2,359 2,181 383.42 5.69 1Missouri CITY UTILITIES OF SPRINGFIELD MISSOURI-J 1318 4911 Electric Services 1,227 783 142.84 5.48 Missouri AQUALON DIV OF HERCULES INC-MISSOURI CHE 16662 2869 Industrial Organic Chemicals, NEC 2,019 2,425 444.27 5.46 Missouri ANHEUSER-BUSCH INC-ST. LOUIS 20274 2082 Malt Beverages 2,339 2,217 406.98 5.45 1Missouri INDEPENDENCE POWER AND LIGHT-BLUE VALLEY 9822 4911 Electric Services 1,359 2,036 376.78 5.40 Missouri MISSISSIPPI LIME COMPANY-MISSISSIPPI LIM 22108 3274 Lime 1,394 1,978 367.73 5.38 1Missouri KANSAS CITY POWER & LIGHT CO-HAWTHORN ST 5A 4911 Electric Services 0 1,929 384.59 5.02 Missouri MISSISSIPPI LIME COMPANY-MISSISSIPPI LIM 22093 3274 Lime 1,290 1,830 367.73 4.98 1Missouri MISSISSIPPI LIME COMPANY-MISSISSIPPI LIM 22100 3274 Lime 1,199 1,701 367.73 4.63 1Missouri SIKESTON POWER STATION-SIKESTON POWER ST 22253 4911 Electric Services 6,236 1,551 341.69 4.54 1Missouri NORANDA ALUMINUM INC-NORANDA ALUMINUM IN 14812 3334 Primary Production of Aluminum 642 1,130 335.07 3.37 1Missouri NORANDA ALUMINUM INC-NORANDA ALUMINUM IN 14813 3334 Primary Production of Aluminum 642 1,130 335.07 3.37 1Missouri RC CEMENT COMPANY INC-RIVER CEMENT CO - 11802 3241 Cement, Hydraulic 503 730 362.72 2.01 1Missouri GENERAL MOTORS-WENTZVILLE CENTER 18175 3711 Motor Vehicles and Passenger Car Bodies 680 644 394.65 1.63 1Missouri UNIVERSITY OF MO - ROLLA-ROLLA POWER PLA 16418 8221 Colleges, Universities, and Professional Schools 394 402 269.03 1.49 1Missouri NORANDA ALUMINUM INC-NORANDA ALUMINUM IN 14815 3334 Primary Production of Aluminum 180 316 335.07 0.94 1Missouri NORANDA ALUMINUM INC-NORANDA ALUMINUM IN 14816 3334 Primary Production of Aluminum 179 315 335.07 0.94 1Missouri SOUTHEAST MISSOURI STATE UNIVERSITY-FACI 4305 8221 Colleges, Universities, and Professional Schools 278 284 367.63 0.77 1Missouri SAINT-GOBAIN CONTAINERS LLC-PEVELY 11438 3221 Glass Containers 153 259 370.77 0.70 1Missouri MALLINCKRODT INC.-MALLINCKRODT INC. 9 2869 Industrial Organic Chemicals, NEC 276 261 413.12 0.63 1Nebraska OPPD NEBRASKA CITY STATION 001 4911 Electric Services 12,850 30,442 579.37 52.54 
Nebraska OMAHA PUBLIC POWER DISTRICT - NORTH OMAH 01 4911 Electric Services 11,496 16,036 657.20 24.40 

Nebraska NPPD GERALD GENTLEMAN STATION 001 4911 Electric Services 15,681 14,651 906.01 16.17 Nebraska NPPD GERALD GENTLEMAN STATION 002 4911 Electric Services 16,471 14,594 906.01 16.11 Nebraska NPPD SHELDON STATION 001 4911 Electric Services 5,624 9,401 612.92 15.34 Nebraska ASH GROVE CEMENT CO 002 3241 Cement, Hydraulic 2,914 4,686 631.43 7.42 New Jersey HUDSON GENERATING STATION U2 4911 Electric Services 18,878 10,958 1,754.86 6.24 New York NYS DEPARTMENT OF ENVIRONMENTAL CONSERVA U00015 3861 Photographic Equipment and Supplies 23,798 24,038 1,564.32 15.37 New York NYS DEPARTMENT OF ENVIRONMENTAL CONSERVA 041000 3241 Cement, Hydraulic 14,800 19,325 1,825.57 10.59 Ohio MW CUSTOM PAPERS LLC - CHILLICOTHE MILL B003 2611 Pulp Mills 12,051 11,425 980.79 11.65 Ohio CINERGY CORP MIAMI FORT STATION B007 4931 Electric and Other Services Combined 19,599 6,285 826.91 7.60 Ohio MW CUSTOM PAPERS LLC - CHILLICOTHE MILL B002 2611 Pulp Mills 7,862 7,453 980.79 7.60 Ohio CONESVILLE POWER PLANT B004 4911 Electric Services 92,340 7,334 1,104.34 6.64 Ohio GAVIN POWER PLANT B003 4911 Electric Services 19,222 6,479 1,038.99 6.24 Ohio GAVIN POWER PLANT B004 4911 Electric Services 12,601 6,465 1,038.99 6.22 Ohio DP&L, J.M. STUART GENERATING STATION B004 4911 Electric Services 27,778 4,828 886.63 5.45 Ohio DP&L, J.M. STUART GENERATING STATION B001 4911 Electric Services 31,836 4,810 886.63 5.43 Ohio DP&L, J.M. STUART GENERATING STATION B003 4911 Electric Services 28,225 4,816 886.63 5.43 Ohio CINCINNATI GAS & ELECTRIC CO., WM. H. ZI B006 4931 Electric and Other Services Combined 21,492 4,658 862.68 5.40 Ohio DP&L, J.M. STUART GENERATING STATION B002 4911 Electric Services 29,710 4,718 886.63 5.32 Ohio DP&L, KILLEN GENERATING STATION B001 4911 Electric Services 19,664 4,879 968.23 5.04 Ohio AVON LAKE POWER PLANT B012 4911 Electric Services 41,872 5,810 1,155.68 5.03 Oklahoma GRAND RIVER DAM AUTH 9257 4911 Electric Services 12,781 14,976 192.32 77.87 Oklahoma PUBLIC SVC CO OF OK 8751 4911 Electric Services 16,447 14,847 234.26 63.38 Oklahoma PUBLIC SVC CO OF OK 8750 4911 Electric Services 18,059 14,821 234.26 63.27 Oklahoma OG&E 9945 4911 Electric Services 9,069 9,962 188.39 52.88 Oklahoma OG&E 9944 4911 Electric Services 8,586 9,907 188.45 52.57 Oklahoma OG&E 9946 4911 Electric Services 9,866 9,551 188.32 50.72 Oklahoma WESTERN FARMERS ELEC COOP 10724 4911 Electric Services 8,557 13,584 279.15 48.66 Oklahoma GRAND RIVER DAM AUTH 9258 4911 Electric Services 3,445 5,367 192.29 27.91 Oklahoma OG&E 9953 4911 Electric Services 10,644 9,599 352.97 27.19 Oklahoma OG&E 9954 4911 Electric Services 7,748 9,328 352.91 26.43 Oklahoma AES SHADY POINT LLC 8315 4911 Electric Services 1,395 1,526 148.37 10.29 1Oklahoma AES SHADY POINT LLC 8318 4911 Electric Services 1,371 1,500 148.37 10.11 1Oklahoma SINCLAIR OIL CORP 6153 2911 Petroleum Refining 1,865 2,452 255.07 9.61 Oklahoma GREAT LAKES CARBON CORP 9261 2999 Products of Petroleum and Coal, NEC 2,485 3,216 423.55 7.59 Oklahoma CONTINENTAL CARBON CO 18489 2895 Carbon Black 1,444 2,698 359.36 7.51 Oklahoma CONTINENTAL CARBON CO 18487 2895 Carbon Black 1,371 2,561 359.53 7.12 Oklahoma GREAT LAKES CARBON CORP 9263 2999 Products of Petroleum and Coal, NEC 2,316 2,997 423.49 7.08 Oklahoma LAFARGE BDLG MATERIALS 8634 3241 Cement, Hydraulic 1,205 1,588 238.53 6.66 Oklahoma GREAT LAKES CARBON CORP 9265 2999 Products of Petroleum and Coal, NEC 2,168 2,805 423.72 6.62 Oklahoma LAFARGE BDLG MATERIALS 8635 3241 Cement, Hydraulic 1,140 1,502 238.53 6.30 Oklahoma SINCLAIR OIL CORP 6154 2911 Petroleum Refining 1,317 1,539 253.68 6.07 Oklahoma AES SHADY POINT LLC 8316 4911 Electric Services 1,354 868 148.37 5.85 1Oklahoma AES SHADY POINT LLC 8317 4911 Electric Services 1,378 868 148.37 5.85 1Oklahoma WEYERHAEUSER - VALLIANT 10766 2631 Paperboard Mills 1,139 1,551 267.73 5.79 1Oklahoma HOLCIM US INC 9380 3241 Cement, Hydraulic 1,424 1,816 338.73 5.36 Oklahoma HOLCIM US INC 9381 3241 Cement, Hydraulic 1,424 1,816 338.73 5.36 Oklahoma CONTINENTAL CARBON CO 18488 2895 Carbon Black 1,010 1,886 359.52 5.25 Oklahoma WEYERHAEUSER - VALLIANT 10767 2631 Paperboard Mills 1,071 1,271 267.73 4.75 1Pennsylvania PADEP BAQ 401 3339 Primary Smelting and Refining of Nonferrous Meta 4,131 6,648 1,245.91 5.34 

Pennsylvania PA POWER CO/BRUCE MANSFIELD PLT 033 4911 Electric Services 11,069 6,267 1,237.81 5.06 South Carolina DUKE ENERGY:LEE 003 4911 Electric Services 4,384 7,274 988.25 7.36 South Carolina PROGRESS ENERGY ROBINSON STATION 001 4911 Electric Services 8,754 7,088 1,197.68 5.92 South Carolina SANTEE COOPER JEFFERIES 003 4911 Electric Services 11,315 6,761 1,244.38 5.43 South Carolina SANTEE COOPER JEFFERIES 004 4911 Electric Services 11,789 6,609 1,244.38 5.31 Tennessee ALLEN FOSSIL PLANT Boilr3 4911 Electric Services 5,587 7,184 290.24 24.75 1Tennessee ALLEN FOSSIL PLANT Boilr2 4911 Electric Services 6,395 7,128 290.24 24.56 1Tennessee TVA CUMBERLAND FOSSIL PLANT 001 4911 Electric Services 7,354 12,073 503.14 23.99 Tennessee ALLEN FOSSIL PLANT Boilr1 4911 Electric Services 6,431 6,951 290.24 23.95 1Tennessee TVA CUMBERLAND FOSSIL PLANT 002 4911 Electric Services 9,165 11,936 503.13 23.72 Tennessee EASTMAN CHEMICAL COMPANY 021520 2869 Industrial Organic Chemicals, NEC 16,855 16,729 961.30 17.40 Tennessee TVA JOHNSONVILLE FOSSIL PLANT 007 4911 Electric Services 10,746 6,288 470.83 13.35 Tennessee TVA JOHNSONVILLE FOSSIL PLANT 008 4911 Electric Services 11,187 5,585 470.83 11.86 Tennessee TVA JOHNSONVILLE FOSSIL PLANT 009 4911 Electric Services 10,609 5,475 470.83 11.63 Tennessee TVA JOHNSONVILLE FOSSIL PLANT 001 4911 Electric Services 10,447 5,030 470.83 10.68 Tennessee TVA BULL RUN FOSSIL PLANT 001 4911 Electric Services 36,729 8,657 815.58 10.61 Tennessee TVA JOHNSONVILLE FOSSIL PLANT 010 4911 Electric Services 10,030 4,869 470.83 10.34 Tennessee TVA JOHNSONVILLE FOSSIL PLANT 002 4911 Electric Services 10,322 4,729 470.83 10.04 Tennessee TVA JOHNSONVILLE FOSSIL PLANT 004 4911 Electric Services 10,200 4,723 470.83 10.03 Tennessee TVA JOHNSONVILLE FOSSIL PLANT 005 4911 Electric Services 9,226 4,577 470.83 9.72 
Tennessee TVA JOHNSONVILLE FOSSIL PLANT 003 4911 Electric Services 9,954 4,559 470.83 9.68 

Tennessee TVA JOHNSONVILLE FOSSIL PLANT 006 4911 Electric Services 9,581 4,540 470.83 9.64 Tennessee BOWATER NEWSPRINT & DIRECTORY - CALHOUN 015 2611 Pulp Mills 5,232 5,871 766.93 7.66 Tennessee E I DUPONT DE NEMOURS & CO INC 009 2869 Industrial Organic Chemicals, NEC 3,125 3,101 591.28 5.25 Tennessee CARGILL CORN MILLING 8001 2046 Wet Corn Milling 1,260 1,285 290.09 4.43 1Tennessee CARGILL CORN MILLING 8301 2046 Wet Corn Milling 1,240 1,265 290.09 4.36 1Tennessee LUCITE INTERNATIONAL, INC. ABS 2819 Industrial Inorganic Chemicals, NEC 3,430 597 298.37 2.00 1Tennessee LUCITE INTERNATIONAL, INC. LBS 2869 Industrial Organic Chemicals, NEC 227 313 298.37 1.05 1Tennessee LUCITE INTERNATIONAL, INC. TUBS 2869 Industrial Organic Chemicals, NEC 182 251 298.37 0.84 1Texas MONTICELLO STM ELE STN 000009 4911 Electric Services 34,700 19,700 347.93 56.62 Texas MONTICELLO STM ELE STN 000007 4911 Electric Services 28,643 19,149 347.95 55.03 Texas HW PIRKEY POWER PLT 000001 4911 Electric Services 19,476 19,483 392.79 49.60 1Texas BIG BROWN 000011 4911 Electric Services 34,448 23,646 518.06 45.64 Texas BIG BROWN 000010 4911 Electric Services 43,413 23,147 518.11 44.68 Texas MONTICELLO STM ELE STN 000010 4911 Electric Services 22,889 11,885 347.82 34.17 Texas WELSH POWER PLANT 000012 4911 Electric Services 12,259 11,724 343.23 34.16 Texas MARTIN LAKE ELECTRICAL STATION 000008 4911 Electric Services 19,024 12,399 416.65 29.76 Texas MARTIN LAKE ELECTRICAL STATION 000007 4911 Electric Services 22,538 11,987 416.57 28.78 Texas MARTIN LAKE ELECTRICAL STATION 000006 4911 Electric Services 24,832 11,354 416.52 27.26 Texas SOMMERS DEELY SPRUCE PWR 000002 4911 Electric Services 11,531 22,554 870.14 25.92 Texas SOMMERS DEELY SPRUCE PWR 000004 4911 Electric Services 9,983 20,804 870.14 23.91 Texas RELIANT ENERGY LIMESTONE 000002 4911 Electric Services 16,293 12,718 566.39 22.45 Texas ALCOA SANDOW PLANT 000010 3334 Primary Production of Aluminum 16,120 12,874 687.19 18.73 Texas BEAUMONT REFINERY 000321 2911 Petroleum Refining 9,387 11,950 646.39 18.49 Texas COLETO CREEK PLANT 000001 4911 Electric Services 14,289 16,100 877.27 18.35 Texas ALCOA SANDOW PLANT 000011 3334 Primary Production of Aluminum 16,121 10,650 687.19 15.50 Texas FAYETTE POWER PROJECT 000007 4911 Electric Services 13,617 10,453 736.09 14.20 Texas FAYETTE POWER PROJECT 000008 4911 Electric Services 16,401 10,377 736.09 14.10 Texas TOLK STATION 000001 4911 Electric Services 12,703 11,495 873.69 13.16 Texas OKLAUNION POWER STATION 000002 4911 Electric Services 3,751 7,102 578.39 12.28 Texas SANDOW STEAM ELECTRIC 000015 4911 Electric Services 23,305 8,411 687.05 12.24 Texas TOLK STATION 000002 4911 Electric Services 12,171 10,467 873.69 11.98 Texas SNEED BOOSTER 000041 1311 Crude Petroleum and Natural Gas 6,531 8,340 760.44 10.97 Texas ALCOA SANDOW PLANT 000012 3334 Primary Production of Aluminum 15,938 7,386 687.25 10.75 Texas SOMMERS DEELY SPRUCE PWR 000017 4911 Electric Services 4,782 9,210 869.92 10.59 Texas HARRINGTON STATION 000005 4911 Electric Services 8,927 7,893 775.76 10.17 Texas HARRINGTON STATION 000007 4911 Electric Services 8,844 7,716 775.70 9.95 Texas HOUSTON PLANT 000011 2819 Industrial Inorganic Chemicals, NEC 5,098 7,005 707.04 9.91 Texas COMO PLT 000004 1321 Natural Gas Liquids 2,739 3,590 379.84 9.45 Texas STREETMAN PLANT 000015 3295 Minerals and Earths, Ground or Otherwise Treate 3,468 4,886 523.88 9.33 Texas HARRINGTON STATION 000004 4911 Electric Services 9,197 7,106 775.84 9.16 Texas RELIANT ENERGY LIMESTONE 000003 4911 Electric Services 12,974 4,984 565.96 8.81 Texas BORGER REFINERY 000291 2911 Petroleum Refining 4,629 5,893 737.33 7.99 Texas DEER PARK PLANT 000208 2911 Petroleum Refining 4,697 5,491 702.47 7.82 Texas LIGNITE-FIRED POWER PLANT 000001 4911 Electric Services 13,167 6,552 934.56 7.01 Texas BORGER REFINERY 000290 2911 Petroleum Refining 3,785 4,818 737.33 6.53 Texas TEXAS CITY REFINERY 000274 2911 Petroleum Refining 3,599 4,733 736.10 6.43 Texas GREAT LAKES CARBON LLC 000006 2999 Products of Petroleum and Coal, NEC 3,123 4,107 670.78 6.12 Texas W A PARISH STATION 000014 4911 Electric Services 3,948 4,513 742.92 6.07 Texas HOUSTON PLANT 000008 2819 Industrial Inorganic Chemicals, NEC 2,985 4,101 706.64 5.80 Texas BORGER CARBON BLACK 000012 2895 Carbon Black 3,595 4,314 743.61 5.80 Texas BORGER CARBON BLACK PLT 000004 2895 Carbon Black 3,348 4,262 743.84 5.73 Texas PORT ARTHUR REFINERY 000133 2911 Petroleum Refining 3,221 3,765 667.38 5.64 Texas NORTH TEXAS CEMENT CO. 000010 3241 Cement, Hydraulic 1,706 2,699 508.03 5.31 Texas ECHO CARBON BLACK PLANT 000019 2895 Carbon Black 1,859 3,354 633.67 5.29 Texas GREAT LAKES CARBON LLC 000004 2999 Products of Petroleum and Coal, NEC 2,648 3,483 670.77 5.19 Texas W A PARISH STATION 000007 4911 Electric Services 17,863 3,810 742.72 5.13 Texas W A PARISH STATION 000006 4911 Electric Services 20,523 3,734 742.64 5.03 Texas BRYANS MILL PLANT 000001 1321 Natural Gas Liquids 1,108 1,328 311.68 4.26 1Texas TEXARKANA MILL 000013 2621 Paper Mills 191 286 297.22 0.96 1Texas NORIT AMERICAS INC 000038 2819 Industrial Inorganic Chemicals, NEC 260 357 382.67 0.93 1Texas NORIT AMERICAS INC 000027 2819 Industrial Inorganic Chemicals, NEC 192 264 382.56 0.69 1Virginia AMERICAN ELECTRIC POWER-CLINCH RIVER PLA 2 4911 Electric Services 8,115 10,131 993.48 10.20 Virginia AMERICAN ELECTRIC POWER-CLINCH RIVER PLA 1 4911 Electric Services 8,158 10,014 993.48 10.08 Virginia AMERICAN ELECTRIC POWER-CLINCH RIVER PLA 3 4911 Electric Services 8,804 9,911 993.48 9.98 Virginia AMERICAN ELECTRIC POWER GLEN LYN 3 4911 Electric Services 7,488 9,981 1,115.36 8.95 Virginia MEADWESTVACO PACKAGING RESOURCE GROUP 25 2611 Pulp Mills 8,552 9,997 1,196.57 8.35 Virginia CELANESE ACETATE LLC 1 2823 Cellulosic Manmade Fibers 6,559 6,509 1,123.99 5.79 West Virginia APPALACHIAN POWER - MOUNTAINEER PLANT 001 4911 Electric Services 39,064 11,433 1,055.66 10.83 West Virginia APPALACHIAN POWER - JOHN E AMOS PLANT 003 4911 Electric Services 39,570 10,821 1,051.10 10.29 
West Virginia OHIO POWER - MITCHELL PLANT 001 4911 Electric Services 29,158 7,646 1,175.92 6.50 

West Virginia OHIO POWER - MITCHELL PLANT 002 4911 Electric Services 29,575 7,582 1,175.92 6.45 West Virginia APPALACHIAN POWER - JOHN E AMOS PLANT 002 4911 Electric Services 27,651 6,694 1,051.10 6.37 West Virginia APPALACHIAN POWER - JOHN E AMOS PLANT 001 4911 Electric Services 30,015 6,613 1,051.10 6.29 West Virginia PPG INDUSTRIES, INC. 003 2812 Alkalies and Chlorine 7,071 7,016 1,170.31 6.00 West Virginia MONONGAHELA POWER CO-PLEASANTS POWER STA 001 4911 Electric Services 21,507 6,334 1,134.54 5.58 West Virginia MONONGAHELA POWER CO-PLEASANTS POWER STA 002 4911 Electric Services 20,090 6,165 1,134.54 5.43 Wisconsin ALLIANT ENERGY-COLUMBIA GENERATING STATI B22 4911 Electric Services 13,489 14,557 915.86 15.89 Wisconsin DAIRYLAND POWER COOP GENOA STATION-EOP B20 4911 Electric Services 15,026 13,966 929.15 15.03 Wisconsin ALLIANT ENERGY-COLUMBIA GENERATING STATI B21 4911 Electric Services 14,013 14,671 977.87 15.00 Wisconsin WP & L ALLIANT ENERGY - EDGEWATER GEN ST B25 4911 Electric Services 9,646 10,672 986.75 10.81 Wisconsin DAIRYLAND POWER COOP ALMA STATION B25 4911 Electric Services 7,488 8,229 915.77 8.99 Wisconsin WP & L ALLIANT ENERGY - EDGEWATER GEN ST B24 4911 Electric Services 6,218 8,277 1,012.14 8.18 Wisconsin FORT JAMES OPERATING COMPANY B27 2621 Paper Mills 8,807 8,349 1,059.17 7.88 Wisconsin WIS PUBLIC SERVICE CORP - WESTON PLANT B03 4911 Electric Services 8,562 8,129 1,052.53 7.72 Wisconsin ALLIANT ENERGY-NELSON DEWEY GEN STATION B22 4911 Electric Services 7,339 4,127 795.14 5.19 Wisconsin ALLIANT ENERGY-NELSON DEWEY GEN STATION B21 4911 Electric Services 8,369 4,206 820.77 5.12 Wisconsin STORA ENSO NO. AMERICA-BIRON MILL B23 2621 Paper Mills 5,357 5,079 1,001.02 5.07