10/6/2010 rd_combined

Page 1 STATE COUNTY SCC S_PMC S_PM25 PEC POA PNO3 PSO4 PMFINE NebraskaAdams Co2294000000 177.43 37.193 0.41657 4.4632 0.01488 0.26035 32.038 NebraskaAdams Co2296000000 2006 352.74 1.3051 19.224 0.38801 0.14109 331.68 NebraskaAntelope Co2294000000 141.66 33.981 0.38059 4.0778 0.01359 0.23787 29.272 NebraskaAntelope Co2296000000 2388.5 420.01 1.554 22.89 0.46201 0.168 394.93 NebraskaArthur Co2294000000 5.1465 1.2775 0.01431 0.1533 0.00051 0.00894 1.1004 NebraskaArthur Co2296000000 134.9 23.725 0.08778 1.293 0.0261 0.00949 22.309 Nebraska Banner Co2294000000 12.009 2.9565 0.03311 0.35478 0.00118 0.0207 2.5467 Nebraska Banner Co2296000000 247.4 43.508 0.16098 2.3712 0.04786 0.0174 40.911 Nebraska Blaine Co 2294000000 11.206 2.701 0.03025 0.32412 0.00108 0.01891 2.3266 Nebraska Blaine Co 2296000000 201.44 35.405 0.131 1.9296 0.03895 0.01416 33.291 Nebraska Boone Co2294000000 80.702 20.403 0.22852 2.4484 0.00816 0.14282 17.576 Nebraska Boone Co2296000000 1999 351.5 1.3005 19.156 0.38664 0.1406 330.51 Nebraska Box Butte Co2294000000 79.205 16.863 0.18887 2.0236 0.00675 0.11804 14.526 Nebraska Box Butte Co2296000000 951.81 167.39 0.61934 9.1227 0.18413 0.06696 157.4 Nebraska Boyd Co 2294000000 49.275 11.826 0.13245 1.4191 0.00473 0.08278 10.187 Nebraska Boyd Co 2296000000 849.61 149.39 0.55276 8.142 0.16433 0.05976 140.48 Nebraska Brown Co2294000000 68.401 16.425 0.18396 1.971 0.00657 0.11498 14.148 Nebraska Brown Co2296000000 1096.5 192.79 0.71333 10.507 0.21207 0.07712 181.28 Nebraska Buffalo Co2294000000 354.85 73.109 0.81883 8.7731 0.02924 0.51177 62.977 Nebraska Buffalo Co2296000000 3914.6 688.32 2.5468 37.513 0.75715 0.27533 647.22 Nebraska Burt Co 2294000000 154.58 37.084 0.41534 4.4501 0.01483 0.25959 31.944 Nebraska Burt Co 2296000000 2359.7 414.9 1.5351 22.612 0.45639 0.16596 390.13 Nebraska Butler Co 2294000000 120.6 28.908 0.32377 3.469 0.01156 0.20236 24.901 Nebraska Butler Co 2296000000 1822.6 320.51 1.1859 17.468 0.35256 0.1282 301.37 Nebraska Cass Co 2294000000 363.14 83.512 0.93533 10.021 0.03341 0.58458 71.937 Nebraska Cass Co 2296000000 4470.9 786.14 2.9087 42.844 0.86475 0.31445 739.2 Nebraska Cedar Co 2294000000 187.94 45.077 0.50487 5.4093 0.01803 0.31554 38.83 Nebraska Cedar Co 2296000000 3037.7 534.14 1.9763 29.111 0.58756 0.21366 502.25 Nebraska Chase Co 2294000000 82.49 19.783 0.22157 2.374 0.00791 0.13848 17.041 Nebraska Chase Co 2296000000 1302.4 229 0.8473 12.481 0.2519 0.0916 215.33 Nebraska Cherry Co2294000000 70.117 16.753 0.18764 2.0104 0.0067 0.11727 14.431 Nebraska Cherry Co2296000000 1043.6 183.49 0.6789 10 0.20183 0.07339 172.53 Nebraska Cheyenne Co2294000000 105.92 17.885 0.20031 2.1462 0.00715 0.1252 15.406 Nebraska Cheyenne Co2296000000 1046.9 184.07 0.68106 10.032 0.20248 0.07363 173.0810/6/2010 rd_combined

Page 2 STATE COUNTY SCC S_PMC S_PM25 PEC POA PNO3 PSO4 PMFINE Nebraska Clay Co 2294000000 90.046 22.776 0.25509 2.7331 0.00911 0.15943 19.619 Nebraska Clay Co 2296000000 2135.3 375.44 1.3891 20.461 0.41298 0.15018 353.03 Nebraska Colfax Co 2294000000 119.46 28.58 0.32009 3.4295 0.01143 0.20006 24.618 Nebraska Colfax Co 2296000000 1524.5 268.06 0.99181 14.609 0.29486 0.10722 252.05 Nebraska Cuming Co2294000000 134.58 32.23 0.36097 3.8675 0.01289 0.22561 27.762 Nebraska Cuming Co2296000000 2059.9 362.19 1.3401 19.739 0.39841 0.14488 340.57 Nebraska Custer Co2294000000 162.43 38.873 0.43537 4.6647 0.01555 0.27211 33.485 Nebraska Custer Co2296000000 2547.2 447.89 1.6572 24.41 0.49268 0.17916 421.15 Nebraska Dakota Co2294000000 156.22 34.091 0.38182 4.0909 0.01364 0.23864 29.366 Nebraska Dakota Co2296000000 1736.4 305.32 1.1297 16.64 0.33585 0.12213 287.09 Nebraska Dawes Co2294000000 77.563 17.265 0.19336 2.0717 0.00691 0.12085 14.872 Nebraska Dawes Co2296000000 1029.2 180.97 0.66958 9.8627 0.19906 0.07239 170.16 Nebraska Dawson Co2294000000 133.63 23.761 0.26613 2.8514 0.0095 0.16633 20.468 Nebraska Dawson Co2296000000 1599.8 281.31 1.0408 15.331 0.30944 0.11252 264.51 Nebraska Deuel Co 2294000000 45.625 6.3145 0.07072 0.75774 0.00253 0.0442 5.4393 Nebraska Deuel Co 2296000000 662.04 116.4 0.43067 6.3437 0.12804 0.04656 109.45 Nebraska Dixon Co 2294000000 124.36 29.82 0.33399 3.5785 0.01193 0.20874 25.687 Nebraska Dixon Co 2296000000 1841.9 323.86 1.1983 17.651 0.35625 0.12955 304.53 Nebraska Dodge Co2294000000 268.13 58.51 0.65531 7.0211 0.0234 0.40957 50.4 Nebraska Dodge Co2296000000 3244.6 570.49 2.1108 31.092 0.62754 0.2282 536.44 Nebraska Douglas Co2294000000 1489 220.02 2.4642 26.403 0.08801 1.5402 189.53 Nebraska Douglas Co2296000000 4811.7 846.07 3.1305 46.111 0.93068 0.33843 795.56 Nebraska Dundy Co2294000000 42.596 10.22 0.11446 1.2264 0.00409 0.07154 8.8035 Nebraska Dundy Co2296000000 774.27 136.14 0.50374 7.4199 0.14976 0.05446 128.02 Nebraska Fillmore Co2294000000 134.43 32.266 0.36138 3.8719 0.01291 0.22586 27.794 Nebraska Fillmore Co2296000000 2119 372.63 1.3787 20.308 0.40989 0.14905 350.38 Nebraska Franklin Co2294000000 46.318 11.716 0.13122 1.406 0.00469 0.08202 10.093 Nebraska Franklin Co2296000000 1170.4 205.79 0.76141 11.215 0.22637 0.08232 193.5 Nebraska Frontier Co2294000000 61.758 14.819 0.16597 1.7783 0.00593 0.10373 12.765 Nebraska Frontier Co2296000000 929.76 163.48 0.60489 8.9099 0.17983 0.06539 153.72 Nebraska Furnas Co2294000000 105.81 25.368 0.28412 3.0441 0.01015 0.17757 21.852 Nebraska Furnas Co2296000000 1665.5 292.88 1.0836 15.962 0.32216 0.11715 275.39 Nebraska Gage Co 2294000000 229.99 52.195 0.58458 6.2634 0.02088 0.36537 44.961 Nebraska Gage Co 2296000000 3130.8 550.49 2.0368 30.002 0.60554 0.2202 517.6310/6/2010 rd_combined

Page 3 STATE COUNTY SCC S_PMC S_PM25 PEC POA PNO3 PSO4 PMFINE Nebraska Garden Co2294000000 39.457 9.4535 0.10588 1.1344 0.00378 0.06618 8.1432 Nebraska Garden Co2296000000 717.74 126.22 0.467 6.8788 0.13884 0.05049 118.68 Nebraska Garfield Co2294000000 25.623 6.4605 0.07236 0.77526 0.00258 0.04522 5.5651 Nebraska Garfield Co2296000000 641.23 112.75 0.41717 6.1448 0.12402 0.0451 106.02 Nebraska Gosper Co2294000000 28.543 7.1905 0.08053 0.86286 0.00288 0.05033 6.1939 Nebraska Gosper Co2296000000 574.8 101.07 0.37395 5.5082 0.11118 0.04043 95.035 Nebraska Grant Co 2294000000 13.323 3.212 0.03597 0.38544 0.00128 0.02248 2.7668 Nebraska Grant Co 2296000000 218.85 38.471 0.14234 2.0967 0.04232 0.01539 36.174 Nebraska Greeley Co2294000000 54.714 13.14 0.14717 1.5768 0.00526 0.09198 11.319 Nebraska Greeley Co2296000000 897.28 157.79 0.58382 8.5995 0.17357 0.06312 148.37 Nebraska Hall Co 2294000000 303.28 58.948 0.66021 7.0737 0.02358 0.41263 50.777 Nebraska Hall Co 2296000000 2861.4 503.15 1.8617 27.422 0.55347 0.20126 473.11 Nebraska Hamilton Co2294000000 85.921 17.849 0.1999 2.1418 0.00714 0.12494 15.375 Nebraska Hamilton Co2296000000 1494.7 262.8 0.97236 14.323 0.28908 0.10512 247.11 Nebraska Harlan Co2294000000 71.54 17.155 0.19214 2.0586 0.00686 0.12009 14.777 Nebraska Harlan Co2296000000 1138.3 200.17 0.74061 10.909 0.22018 0.08007 188.22 Nebraska Hayes Co 2294000000 15.841 3.942 0.04415 0.47304 0.00158 0.02759 3.3956 Nebraska Hayes Co 2296000000 365.04 64.167 0.23742 3.4971 0.07058 0.02567 60.336 Nebraska Hitchcock Co2294000000 50.188 12.41 0.13899 1.4892 0.00496 0.08687 10.69 Nebraska Hitchcock Co2296000000 1125.2 197.87 0.73211 10.784 0.21765 0.07915 186.05 Nebraska Holt Co 2294000000 163.74 39.201 0.43905 4.7041 0.01568 0.27441 33.768 Nebraska Holt Co 2296000000 2622.6 461.14 1.7062 25.132 0.50726 0.18446 433.61 Nebraska Hooker Co2294000000 9.8185 2.409 0.02698 0.28908 0.00096 0.01686 2.0751 Nebraska Hooker Co2296000000 235.68 41.428 0.15328 2.2578 0.04557 0.01657 38.954 Nebraska Howard Co2294000000 127.9 30.66 0.34339 3.6792 0.01226 0.21462 26.411 Nebraska Howard Co2296000000 1816.2 319.38 1.1817 17.406 0.35131 0.12775 300.31 NebraskaJefferson Co2294000000 84.498 20.221 0.22648 2.4265 0.00809 0.14155 17.418 NebraskaJefferson Co2296000000 1325.7 233.13 0.86256 12.705 0.25644 0.09325 219.21 NebraskaJohnson Co2294000000 88.914 21.316 0.23874 2.5579 0.00853 0.14921 18.362 NebraskaJohnson Co2296000000 1401.1 246.34 0.91145 13.425 0.27097 0.09854 231.63 Nebraska Kearney Co2294000000 80.191 19.199 0.21503 2.3039 0.00768 0.13439 16.538 Nebraska Kearney Co2296000000 1160.7 204.11 0.7552 11.124 0.22452 0.08164 191.92 Nebraska Keith Co 2294000000 108.84 18.506 0.20726 2.2207 0.0074 0.12954 15.941 Nebraska Keith Co 2296000000 1050.8 184.76 0.68362 10.07 0.20324 0.07391 173.7310/6/2010 rd_combined

Page 4 STATE COUNTY SCC S_PMC S_PM25 PEC POA PNO3 PSO4 PMFINE Nebraska Keya Paha Co2294000000 12.081 3.066 0.03434 0.36792 0.00123 0.02146 2.6411 Nebraska Keya Paha Co2296000000 307.77 54.13 0.20028 2.9501 0.05954 0.02165 50.898 Nebraska Kimball Co2294000000 53.217 7.373 0.08258 0.88476 0.00295 0.05161 6.3511 Nebraska Kimball Co2296000000 456.4 80.263 0.29697 4.3744 0.08829 0.03211 75.472 Nebraska Knox Co 2294000000 115.08 29.054 0.3254 3.4865 0.01162 0.20338 25.027 Nebraska Knox Co 2296000000 2863.6 503.52 1.863 27.442 0.55387 0.20141 473.46 Nebraska Lancaster Co2294000000 1103.9 188.34 2.1094 22.601 0.07534 1.3184 162.24 Nebraska Lancaster Co2296000000 6191.2 1088.6 4.028 59.331 1.1975 0.43546 1023.7 Nebraska Lincoln Co2294000000 289.7 54.932 0.61524 6.5919 0.02197 0.38453 47.319 Nebraska Lincoln Co2296000000 2970.4 522.31 1.9326 28.466 0.57455 0.20893 491.13 Nebraska Logan Co 2294000000 17.447 4.1975 0.04701 0.5037 0.00168 0.02938 3.6157 Nebraska Logan Co 2296000000 262.54 46.173 0.17084 2.5164 0.05079 0.01847 43.416 Nebraska Loup Co 2294000000 8.2125 2.0805 0.0233 0.24966 0.00083 0.01456 1.7921 Nebraska Loup Co 2296000000 201.44 35.405 0.131 1.9296 0.03895 0.01416 33.291 Nebraska Madison Co2294000000 267.8 59.02 0.66103 7.0825 0.02361 0.41314 50.84 Nebraska Madison Co2296000000 3235.8 568.96 2.1052 31.008 0.62586 0.22758 535 Nebraska Mc Pherson Co2294000000 6.862 1.752 0.01962 0.21024 0.0007 0.01226 1.5092 Nebraska Mc Pherson Co2296000000 161.99 28.47 0.10534 1.5516 0.03132 0.01139 26.77 Nebraska Merrick Co2294000000 103.19 24.71 0.27676 2.9653 0.00988 0.17297 21.286 Nebraska Merrick Co2296000000 1551.8 272.84 1.0095 14.87 0.30012 0.10914 256.55 Nebraska Morrill Co2294000000 103.51 24.82 0.27798 2.9784 0.00993 0.17374 21.38 Nebraska Morrill Co2296000000 1625.5 285.83 1.0576 15.578 0.31441 0.11433 268.77 Nebraska Nance Co2294000000 51.501 13.031 0.14594 1.5637 0.00521 0.09121 11.224 Nebraska Nance Co2296000000 1280.9 225.2 0.83326 12.274 0.24773 0.09008 211.76 Nebraska Nemaha Co2294000000 86.834 20.768 0.23261 2.4922 0.00831 0.14538 17.89 Nebraska Nemaha Co2296000000 1361 239.29 0.88539 13.042 0.26322 0.09572 225.01 Nebraska Nuckolls Co2294000000 65.043 16.425 0.18396 1.971 0.00657 0.11498 14.148 Nebraska Nuckolls Co2296000000 1734.5 304.99 1.1285 16.622 0.33549 0.122 286.79 Nebraska Otoe Co 2294000000 171.22 39.42 0.4415 4.7304 0.01577 0.27594 33.956 Nebraska Otoe Co 2296000000 2310 406.17 1.5028 22.136 0.44679 0.16247 381.92 Nebraska Pawnee Co2294000000 39.238 9.8915 0.11078 1.187 0.00396 0.06924 8.5205 Nebraska Pawnee Co2296000000 993.9 174.76 0.64662 9.5245 0.19224 0.06991 164.33 Nebraska Perkins Co2294000000 39.748 10.037 0.11242 1.2045 0.00402 0.07026 8.6463 Nebraska Perkins Co2296000000 987.03 173.56 0.64216 9.4589 0.19091 0.06942 163.210/6/2010 rd_combined

Page 5 STATE COUNTY SCC S_PMC S_PM25 PEC POA PNO3 PSO4 PMFINE Nebraska Phelps Co2294000000 91.433 20.586 0.23056 2.4703 0.00823 0.1441 17.733 Nebraska Phelps Co2296000000 1199 210.82 0.78005 11.49 0.23191 0.08433 198.24 Nebraska Pierce Co 2294000000 147.72 35.405 0.39654 4.2486 0.01416 0.24784 30.498 Nebraska Pierce Co 2296000000 2231.1 392.3 1.4515 21.38 0.43153 0.15692 368.88 Nebraska Platte Co 2294000000 241.59 53.327 0.59726 6.3992 0.02133 0.37329 45.935 Nebraska Platte Co 2296000000 3009.4 529.14 1.9578 28.838 0.58205 0.21166 497.55 Nebraska Polk Co 2294000000 107.86 25.878 0.28984 3.1054 0.01035 0.18115 22.292 Nebraska Polk Co 2296000000 1700.8 299.08 1.1066 16.3 0.32899 0.11963 281.23 Nebraska Red Willow Co2294000000 84.205 18.323 0.20522 2.1988 0.00733 0.12826 15.783 Nebraska Red Willow Co2296000000 1070.1 188.16 0.69618 10.255 0.20697 0.07526 176.92 Nebraska Richardson Co2294000000 97.893 23.397 0.26204 2.8076 0.00936 0.16378 20.154 Nebraska Richardson Co2296000000 1550.1 272.58 1.0086 14.856 0.29984 0.10903 256.31 Nebraska Rock Co 2294000000 33.069 7.9205 0.08871 0.95046 0.00317 0.05544 6.8227 Nebraska Rock Co 2296000000 604.37 106.25 0.39313 5.7907 0.11688 0.0425 99.908 NebraskaSaline Co 2294000000 106.36 26.754 0.29965 3.2105 0.0107 0.18728 23.046 NebraskaSaline Co 2296000000 2361.3 415.19 1.5362 22.628 0.45671 0.16608 390.4 NebraskaSarpy Co 2294000000 605.64 109.9 1.2309 13.188 0.04396 0.76931 94.669 NebraskaSarpy Co 2296000000 4089.4 719.05 2.6605 39.188 0.79096 0.28762 676.12 NebraskaSauers Co2294000000 303.32 72.708 0.81433 8.725 0.02908 0.50896 62.631 NebraskaSauers Co2296000000 4379.5 770.08 2.8493 41.969 0.84708 0.30803 724.1 NebraskaScotts Bluff Co2294000000 318.21 71.248 0.79798 8.5498 0.0285 0.49874 61.373 NebraskaScotts Bluff Co2296000000 4176.8 734.45 2.7175 40.028 0.8079 0.29378 690.61 NebraskaSeward Co2294000000 152.17 33.288 0.37283 3.9946 0.01332 0.23302 28.674 NebraskaSeward Co2296000000 2786.2 489.9 1.8126 26.7 0.53889 0.19596 460.66 NebraskaSheridan Co2294000000 125.56 30.113 0.33726 3.6135 0.01205 0.21079 25.939 NebraskaSheridan Co2296000000 2024.7 355.98 1.3171 19.401 0.39158 0.14239 334.73 NebraskaSherman Co2294000000 67.817 16.243 0.18192 1.9491 0.0065 0.1137 13.991 NebraskaSherman Co2296000000 1114.1 195.9 0.72481 10.676 0.21549 0.07836 184.2 NebraskaSioux Co 2294000000 27.849 6.6795 0.07481 0.80154 0.00267 0.04676 5.7537 NebraskaSioux Co 2296000000 463.26 81.468 0.30143 4.44 0.08962 0.03259 76.604 NebraskaStanton Co2294000000 102.09 24.491 0.2743 2.939 0.0098 0.17144 21.097 NebraskaStanton Co2296000000 1602.7 281.82 1.0427 15.359 0.31 0.11273 264.99 NebraskaThayer Co2294000000 120.63 28.945 0.32418 3.4733 0.01158 0.20261 24.933 NebraskaThayer Co2296000000 1989.4 349.82 1.2943 19.065 0.3848 0.13993 328.9310/6/2010 rd_combined

Page 6 STATE COUNTY SCC S_PMC S_PM25 PEC POA PNO3 PSO4 PMFINE NebraskaThomas Co2294000000 11.972 2.9565 0.03311 0.35478 0.00118 0.0207 2.5467 NebraskaThomas Co2296000000 253.53 44.566 0.1649 2.4289 0.04902 0.01783 41.906 NebraskaThurston Co2294000000 137.93 33.069 0.37037 3.9683 0.01323 0.23148 28.486 NebraskaThurston Co2296000000 2079.1 365.58 1.3527 19.924 0.40214 0.14623 343.76 NebraskaValley Co 2294000000 57.451 14.527 0.1627 1.7432 0.00581 0.10169 12.514 NebraskaValley Co 2296000000 1550.1 272.58 1.0086 14.856 0.29984 0.10903 256.31 NebraskaWashington Co2294000000 232.98 54.02 0.60502 6.4824 0.02161 0.37814 46.533 NebraskaWashington Co2296000000 2922.3 513.85 1.9012 28.005 0.56523 0.20554 483.17 NebraskaWayne Co2294000000 59.276 13.724 0.15371 1.6469 0.00549 0.09607 11.822 NebraskaWayne Co2296000000 1180.3 207.54 0.76789 11.311 0.22829 0.08302 195.15 NebraskaWebster Co2294000000 49.932 12.629 0.14144 1.5155 0.00505 0.0884 10.879 NebraskaWebster Co2296000000 1282.4 225.5 0.83434 12.29 0.24805 0.0902 212.03 NebraskaWheeler Co2294000000 17.082 4.088 0.04579 0.49056 0.00164 0.02862 3.5214 NebraskaWheeler Co2296000000 267.87 47.085 0.17421 2.5661 0.05179 0.01883 44.274 NebraskaYork Co 2294000000 157.94 32.448 0.36342 3.8938 0.01298 0.22714 27.951 NebraskaYork Co 2296000000 1941.2 341.35 1.263 18.603 0.37548 0.13654 320.97