10/6/2010 fd_combined

Page 1 STATE COUNTY SCC S_PMC S_PM25 PEC POA PNO3 PSO4 PMFINE NebraskaAdams Co2311010000 6.8255 1.7155 0.00635 0.0935 0.00189 0.00069 1.6131 NebraskaAdams Co2311020000 72.343 18.067 0.06685 0.98468 0.01987 0.00723 16.989 NebraskaAdams Co2311030000 130.96 32.74 0.12114 1.7844 0.03602 0.0131 30.786 NebraskaAdams Co2325000000 42.45 10.621 0 0 0 0.05842 10.563 NebraskaAdams Co2801000003 1392.9 348.21 1.2884 18.977 0.38303 0.13928 327.42 NebraskaAntelope Co2311010000 0.219 0.0365 0.00014 0.00199 0.00004 0.00001 0.03432 NebraskaAntelope Co2311030000 4.015 1.022 0.00378 0.0557 0.00112 0.00041 0.96099 NebraskaAntelope Co2325000000 43.07 10.768 0 0 0 0.05922 10.708 NebraskaAntelope Co2801000003 1136.2 284.04 1.051 15.48 0.31245 0.11362 267.09 NebraskaArthur Co2325000000 42.158 10.548 0 0 0 0.05802 10.49 NebraskaArthur Co2801000003 64.167 16.024 0.05929 0.87328 0.01763 0.00641 15.067 Nebraska Banner Co2325000000 41.829 10.439 0 0 0 0.05741 10.382 Nebraska Banner Co2801000003 422.78 105.7 0.3911 5.7609 0.11627 0.04228 99.393 Nebraska Blaine Co 2325000000 42.961 10.731 0 0 0 0.05902 10.672 Nebraska Blaine Co 2801000003 65.335 16.352 0.0605 0.89118 0.01799 0.00654 15.376 Nebraska Boone Co2311010000 0.2555 0.073 0.00027 0.00398 0.00008 0.00003 0.06864 Nebraska Boone Co2311020000 0.6935 0.1825 0.00068 0.00995 0.0002 0.00007 0.1716 Nebraska Boone Co2311030000 1.533 0.365 0.00135 0.01989 0.0004 0.00015 0.34321 Nebraska Boone Co2325000000 43.07 10.768 0 0 0 0.05922 10.708 Nebraska Boone Co2801000003 1271.1 317.81 1.1759 17.32 0.34959 0.12712 298.83 Nebraska Box Butte Co2311010000 0.9125 0.219 0.00081 0.01194 0.00024 0.00009 0.20593 Nebraska Box Butte Co2311020000 2.8835 0.73 0.0027 0.03979 0.0008 0.00029 0.68642 Nebraska Box Butte Co2311030000 6.8255 1.7155 0.00635 0.0935 0.00189 0.00069 1.6131 Nebraska Box Butte Co2325000000 40.661 10.183 0 0 0 0.05601 10.127 Nebraska Box Butte Co2801000003 1263.8 315.94 1.169 17.219 0.34754 0.12638 297.08 Nebraska Boyd Co 2325000000 43.07 10.768 0 0 0 0.05922 10.708 Nebraska Boyd Co 2801000003 347.85 86.98 0.32182 4.7404 0.09568 0.03479 81.787 Nebraska Brown Co2311010000 0.0596 0.0134 0.00005 0.00073 0.00001 0.00001 0.0126 Nebraska Brown Co2311020000 2.5185 0.6205 0.0023 0.03382 0.00068 0.00025 0.58346 Nebraska Brown Co2311030000 1.095 0.292 0.00108 0.01591 0.00032 0.00012 0.27457 Nebraska Brown Co2325000000 43.07 10.767 0 0 0 0.05922 10.708 Nebraska Brown Co2801000003 286.38 71.576 0.26483 3.9009 0.07873 0.02863 67.303 Nebraska Buffalo Co2311010000 16.389 4.088 0.01513 0.2228 0.0045 0.00164 3.8439 Nebraska Buffalo Co2311020000 206.3 51.574 0.19083 2.8108 0.05673 0.02063 48.49510/6/2010 fd_combined

Page 2 STATE COUNTY SCC S_PMC S_PM25 PEC POA PNO3 PSO4 PMFINE Nebraska Buffalo Co2311030000 335.76 83.95 0.31062 4.5753 0.09235 0.03358 78.938 Nebraska Buffalo Co2325000000 43.07 10.768 0 0 0 0.05922 10.708 Nebraska Buffalo Co2801000003 1472.6 368.14 1.3621 20.064 0.40495 0.14726 346.16 Nebraska Burt Co 2311010000 0.511 0.146 0.00054 0.00796 0.00016 0.00006 0.13728 Nebraska Burt Co 2311020000 9.344 2.336 0.00864 0.12731 0.00257 0.00093 2.1965 Nebraska Burt Co 2311030000 10.585 2.6645 0.00986 0.14522 0.00293 0.00107 2.5054 Nebraska Burt Co 2325000000 43.07 10.768 0 0 0 0.05922 10.708 Nebraska Burt Co 2801000003 1079.3 269.81 0.99829 14.705 0.29679 0.10792 253.7 Nebraska Butler Co 2311010000 0.9125 0.219 0.00081 0.01194 0.00024 0.00009 0.20593 Nebraska Butler Co 2311020000 1.971 0.511 0.00189 0.02785 0.00056 0.0002 0.48049 Nebraska Butler Co 2311030000 9.2345 2.2995 0.00851 0.12532 0.00253 0.00092 2.1622 Nebraska Butler Co 2325000000 43.07 10.768 0 0 0 0.05922 10.708 Nebraska Butler Co 2801000003 1373.6 343.39 1.2706 18.715 0.37773 0.13736 322.89 Nebraska Cass Co 2311010000 6.497 1.606 0.00594 0.08753 0.00177 0.00064 1.5101 Nebraska Cass Co 2311020000 3.869 0.949 0.00351 0.05172 0.00104 0.00038 0.89234 Nebraska Cass Co 2311030000 132.9 33.215 0.1229 1.8102 0.03654 0.01329 31.232 Nebraska Cass Co 2325000000 43.07 10.768 0 0 0 0.05922 10.708 Nebraska Cass Co 2801000003 1113.6 278.42 1.0302 15.174 0.30626 0.11137 261.8 Nebraska Cedar Co 2311010000 0.5475 0.146 0.00054 0.00796 0.00016 0.00006 0.13728 Nebraska Cedar Co 2311020000 15.403 3.869 0.01432 0.21086 0.00426 0.00155 3.638 Nebraska Cedar Co 2311030000 11.461 2.8835 0.01067 0.15715 0.00317 0.00115 2.7114 Nebraska Cedar Co 2325000000 43.07 10.768 0 0 0 0.05922 10.708 Nebraska Cedar Co 2801000003 1392.5 348.14 1.2881 18.973 0.38295 0.13925 327.35 Nebraska Chase Co 2311010000 0.949 0.219 0.00081 0.01194 0.00024 0.00009 0.20593 Nebraska Chase Co 2311020000 8.833 2.2265 0.00824 0.12134 0.00245 0.00089 2.0936 Nebraska Chase Co 2311030000 18.944 4.745 0.01756 0.2586 0.00522 0.0019 4.4617 Nebraska Chase Co 2325000000 42.742 10.695 0 0 0 0.05882 10.636 Nebraska Chase Co 2801000003 1151.2 287.8 1.0649 15.685 0.31658 0.11512 270.62 Nebraska Cherry Co2311010000 0.073 0.0365 0.00014 0.00199 0.00004 0.00001 0.03432 Nebraska Cherry Co2311020000 1.387 0.3285 0.00122 0.0179 0.00036 0.00013 0.30889 Nebraska Cherry Co2311030000 1.825 0.4745 0.00176 0.02586 0.00052 0.00019 0.44617 Nebraska Cherry Co2325000000 43.07 10.768 0 0 0 0.05922 10.708 Nebraska Cherry Co2801000003 726.97 181.77 0.67255 9.9065 0.19995 0.07271 170.92 Nebraska Cheyenne Co2311010000 2.409 0.6205 0.0023 0.03382 0.00068 0.00025 0.5834610/6/2010 fd_combined

Page 3 STATE COUNTY SCC S_PMC S_PM25 PEC POA PNO3 PSO4 PMFINE Nebraska Cheyenne Co2311020000 18.104 4.526 0.01675 0.24667 0.00498 0.00181 4.2558 Nebraska Cheyenne Co2311030000 49.567 12.41 0.04592 0.67634 0.01365 0.00496 11.669 Nebraska Cheyenne Co2325000000 42.559 10.658 0 0 0 0.05862 10.599 Nebraska Cheyenne Co2801000003 1792.8 448.18 1.6583 24.426 0.493 0.17927 421.43 Nebraska Clay Co 2311010000 0.4745 0.1095 0.00041 0.00597 0.00012 0.00004 0.10296 Nebraska Clay Co 2311030000 9.709 2.4455 0.00905 0.13328 0.00269 0.00098 2.2995 Nebraska Clay Co 2325000000 43.07 10.768 0 0 0 0.05922 10.708 Nebraska Clay Co 2801000003 1359.1 339.78 1.2572 18.518 0.37376 0.13591 319.49 Nebraska Colfax Co 2311010000 0.219 0.0365 0.00014 0.00199 0.00004 0.00001 0.03432 Nebraska Colfax Co 2311020000 9.8915 2.482 0.00918 0.13527 0.00273 0.00099 2.3338 Nebraska Colfax Co 2311030000 4.4165 1.095 0.00405 0.05968 0.0012 0.00044 1.0296 Nebraska Colfax Co 2325000000 43.07 10.768 0 0 0 0.05922 10.708 Nebraska Colfax Co 2801000003 903.38 225.83 0.83555 12.307 0.24841 0.09033 212.34 Nebraska Cuming Co2311010000 0.365 0.073 0.00027 0.00398 0.00008 0.00003 0.06864 Nebraska Cuming Co2311020000 11.571 2.8835 0.01067 0.15715 0.00317 0.00115 2.7114 Nebraska Cuming Co2311030000 7.081 1.752 0.00648 0.09548 0.00193 0.0007 1.6474 Nebraska Cuming Co2325000000 43.07 10.768 0 0 0 0.05922 10.708 Nebraska Cuming Co2801000003 1208.5 302.15 1.1179 16.467 0.33236 0.12086 284.11 Nebraska Custer Co2311010000 0.146 0.0365 0.00014 0.00199 0.00004 0.00001 0.03432 Nebraska Custer Co2311020000 17.849 4.453 0.01648 0.24269 0.0049 0.00178 4.1872 Nebraska Custer Co2311030000 3.1755 0.803 0.00297 0.04376 0.00088 0.00032 0.75506 Nebraska Custer Co2325000000 43.07 10.768 0 0 0 0.05922 10.708 Nebraska Custer Co2801000003 1632.5 408.11 1.51 22.242 0.44892 0.16324 383.74 Nebraska Dakota Co2311010000 1.679 0.4015 0.00149 0.02188 0.00044 0.00016 0.37753 Nebraska Dakota Co2311020000 8.2125 2.044 0.00756 0.1114 0.00225 0.00082 1.922 Nebraska Dakota Co2311030000 34.237 8.5775 0.03174 0.46747 0.00944 0.00343 8.0654 Nebraska Dakota Co2325000000 42.851 10.695 0 0 0 0.05882 10.636 Nebraska Dakota Co2801000003 554.65 138.66 0.51305 7.5572 0.15253 0.05547 130.39 Nebraska Dawes Co2311010000 0.219 0.073 0.00027 0.00398 0.00008 0.00003 0.06864 Nebraska Dawes Co2311020000 22.886 5.7305 0.0212 0.31231 0.0063 0.00229 5.3884 Nebraska Dawes Co2311030000 4.891 1.241 0.00459 0.06764 0.00137 0.0005 1.1669 Nebraska Dawes Co2325000000 43.07 10.768 0 0 0 0.05922 10.708 Nebraska Dawes Co2801000003 468.48 117.13 0.43338 6.3835 0.12884 0.04685 110.14 Nebraska Dawson Co2311010000 2.3725 0.584 0.00216 0.03183 0.00064 0.00023 0.5491410/6/2010 fd_combined

Page 4 STATE COUNTY SCC S_PMC S_PM25 PEC POA PNO3 PSO4 PMFINE Nebraska Dawson Co2311020000 140.67 35.186 0.13019 1.9176 0.03871 0.01407 33.085 Nebraska Dawson Co2311030000 48.655 12.155 0.04497 0.66242 0.01337 0.00486 11.429 Nebraska Dawson Co2325000000 36.573 9.1615 0 0 0 0.05039 9.1111 Nebraska Dawson Co2801000003 1348.8 337.19 1.2476 18.377 0.37091 0.13487 317.06 Nebraska Deuel Co 2311010000 0.073 0.0365 0.00014 0.00199 0.00004 0.00001 0.03432 Nebraska Deuel Co 2311030000 1.5695 0.4015 0.00149 0.02188 0.00044 0.00016 0.37753 Nebraska Deuel Co 2325000000 42.559 10.658 0 0 0 0.05862 10.599 Nebraska Deuel Co 2801000003 873.34 218.34 0.80787 11.9 0.24018 0.08734 205.31 Nebraska Dixon Co 2311010000 0.511 0.146 0.00054 0.00796 0.00016 0.00006 0.13728 Nebraska Dixon Co 2311020000 1.095 0.292 0.00108 0.01591 0.00032 0.00012 0.27457 Nebraska Dixon Co 2311030000 10.585 2.6645 0.00986 0.14522 0.00293 0.00107 2.5054 Nebraska Dixon Co 2325000000 43.07 10.767 0 0 0 0.05922 10.708 Nebraska Dixon Co 2801000003 819.53 204.87 0.75804 11.166 0.22536 0.08195 192.64 Nebraska Dodge Co2311010000 4.9275 1.241 0.00459 0.06764 0.00137 0.0005 1.1669 Nebraska Dodge Co2311020000 86.943 21.717 0.08036 1.1836 0.02389 0.00869 20.421 Nebraska Dodge Co2311030000 77.417 19.345 0.07158 1.0543 0.02128 0.00774 18.19 Nebraska Dodge Co2325000000 43.07 10.768 0 0 0 0.05922 10.708 Nebraska Dodge Co2801000003 1126.8 281.67 1.0422 15.351 0.30984 0.11267 264.85 Nebraska Douglas Co2311010000 111.73 27.923 0.10331 1.5218 0.03072 0.01117 26.256 Nebraska Douglas Co2311020000 852.75 213.2 0.78883 11.619 0.23452 0.08528 200.47 Nebraska Douglas Co2311030000 1933 483.26 1.7881 26.338 0.53159 0.1933 454.41 Nebraska Douglas Co2325000000 38.471 9.636 0 0 0 0.053 9.583 Nebraska Douglas Co2801000003 229.07 57.268 0.21189 3.1211 0.063 0.02291 53.85 Nebraska Dundy Co2325000000 43.07 10.768 0 0 0 0.05922 10.708 Nebraska Dundy Co2801000003 645.9 161.48 0.59746 8.8004 0.17762 0.06459 151.84 Nebraska Fillmore Co2311010000 0.6205 0.146 0.00054 0.00796 0.00016 0.00006 0.13728 Nebraska Fillmore Co2311020000 12.812 3.212 0.01188 0.17505 0.00353 0.00128 3.0202 Nebraska Fillmore Co2311030000 12.666 3.1755 0.01175 0.17306 0.00349 0.00127 2.9859 Nebraska Fillmore Co2325000000 42.851 10.695 0 0 0 0.05882 10.636 Nebraska Fillmore Co2801000003 1583.4 395.84 1.4646 21.573 0.43543 0.15834 372.21 Nebraska Franklin Co2311010000 0.073 0.0365 0.00014 0.00199 0.00004 0.00001 0.03432 Nebraska Franklin Co2311030000 1.5695 0.4015 0.00149 0.02188 0.00044 0.00016 0.37753 Nebraska Franklin Co2325000000 42.742 10.695 0 0 0 0.05882 10.636 Nebraska Franklin Co2801000003 826.4 206.59 0.76438 11.259 0.22725 0.08264 194.2610/6/2010 fd_combined

Page 5 STATE COUNTY SCC S_PMC S_PM25 PEC POA PNO3 PSO4 PMFINE Nebraska Frontier Co2311010000 0.365 0.1095 0.00041 0.00597 0.00012 0.00004 0.10296 Nebraska Frontier Co2311030000 7.957 1.971 0.00729 0.10742 0.00217 0.00079 1.8533 Nebraska Frontier Co2325000000 43.07 10.768 0 0 0 0.05922 10.708 Nebraska Frontier Co2801000003 925.6 231.41 0.85622 12.612 0.25455 0.09256 217.59 Nebraska Furnas Co2325000000 43.07 10.768 0 0 0 0.05922 10.708 Nebraska Furnas Co2801000003 1235.4 308.86 1.1428 16.833 0.33975 0.12355 290.42 Nebraska Gage Co 2311010000 3.6865 0.9125 0.00338 0.04973 0.001 0.00037 0.85802 Nebraska Gage Co 2311020000 43.654 10.914 0.04038 0.59479 0.01201 0.00437 10.262 Nebraska Gage Co 2311030000 49.275 12.301 0.04551 0.67038 0.01353 0.00492 11.566 Nebraska Gage Co 2325000000 43.07 10.768 0 0 0 0.05922 10.708 Nebraska Gage Co 2801000003 1654.4 413.62 1.5304 22.542 0.45498 0.16545 388.92 Nebraska Garden Co2325000000 41.938 10.475 0 0 0 0.05762 10.418 Nebraska Garden Co2801000003 456.83 114.21 0.42257 6.2244 0.12563 0.04568 107.39 Nebraska Garfield Co2325000000 43.07 10.768 0 0 0 0.05922 10.708 Nebraska Garfield Co2801000003 161.22 40.296 0.1491 2.1961 0.04433 0.01612 37.89 Nebraska Gosper Co2311010000 0.365 0.1095 0.00041 0.00597 0.00012 0.00004 0.10296 Nebraska Gosper Co2311030000 7.9205 1.971 0.00729 0.10742 0.00217 0.00079 1.8533 Nebraska Gosper Co2325000000 42.888 10.731 0 0 0 0.05902 10.672 Nebraska Gosper Co2801000003 686.97 171.73 0.63541 9.3594 0.18891 0.06869 161.48 Nebraska Grant Co 2325000000 41.099 10.293 0 0 0 0.05661 10.236 Nebraska Grant Co 2801000003 92.053 22.995 0.08508 1.2532 0.02529 0.0092 21.622 Nebraska Greeley Co2311020000 4.9275 1.241 0.00459 0.06764 0.00137 0.0005 1.1669 Nebraska Greeley Co2325000000 42.888 10.731 0 0 0 0.05902 10.672 Nebraska Greeley Co2801000003 549.98 137.5 0.50873 7.4935 0.15125 0.055 129.29 Nebraska Hall Co 2311010000 17.046 4.2705 0.0158 0.23274 0.0047 0.00171 4.0156 Nebraska Hall Co 2311020000 212.25 53.071 0.19636 2.8924 0.05838 0.02123 49.903 Nebraska Hall Co 2311030000 176.73 44.202 0.16355 2.409 0.04862 0.01768 41.563 Nebraska Hall Co 2325000000 43.07 10.768 0 0 0 0.05922 10.708 Nebraska Hall Co 2801000003 1158.1 289.52 1.0712 15.779 0.31847 0.11581 272.23 Nebraska Hamilton Co2311010000 1.679 0.438 0.00162 0.02387 0.00048 0.00018 0.41185 Nebraska Hamilton Co2311020000 17.593 4.4165 0.01634 0.2407 0.00486 0.00177 4.1528 Nebraska Hamilton Co2311030000 34.529 8.6505 0.03201 0.47145 0.00952 0.00346 8.1341 Nebraska Hamilton Co2325000000 42.523 10.622 0 0 0 0.05842 10.563 Nebraska Hamilton Co2801000003 1596.3 399.09 1.4766 21.75 0.439 0.15964 375.2710/6/2010 fd_combined

Page 6 STATE COUNTY SCC S_PMC S_PM25 PEC POA PNO3 PSO4 PMFINE Nebraska Harlan Co2311010000 0.3285 0.073 0.00027 0.00398 0.00008 0.00003 0.06864 Nebraska Harlan Co2311030000 6.351 1.5695 0.00581 0.08554 0.00173 0.00063 1.4758 Nebraska Harlan Co2325000000 42.961 10.731 0 0 0 0.05902 10.672 Nebraska Harlan Co2801000003 893.37 223.34 0.82637 12.172 0.24568 0.08934 210.01 Nebraska Hayes Co 2325000000 42.997 10.768 0 0 0 0.05922 10.708 Nebraska Hayes Co 2801000003 641.45 160.38 0.59341 8.7408 0.17642 0.06415 150.81 Nebraska Hitchcock Co2311010000 0.219 0.073 0.00027 0.00398 0.00008 0.00003 0.06864 Nebraska Hitchcock Co2311030000 4.7815 1.2045 0.00446 0.06565 0.00133 0.00048 1.1326 Nebraska Hitchcock Co2325000000 43.143 10.768 0 0 0 0.05922 10.708 Nebraska Hitchcock Co2801000003 966.19 241.56 0.89376 13.165 0.26571 0.09662 227.14 Nebraska Holt Co 2311010000 0.2555 0.073 0.00027 0.00398 0.00008 0.00003 0.06864 Nebraska Holt Co 2311020000 2.0805 0.511 0.00189 0.02785 0.00056 0.0002 0.48049 Nebraska Holt Co 2311030000 5.5115 1.387 0.00513 0.07559 0.00153 0.00055 1.3042 Nebraska Holt Co 2325000000 43.07 10.768 0 0 0 0.05922 10.708 Nebraska Holt Co 2801000003 1393.1 348.25 1.2885 18.979 0.38307 0.1393 327.46 Nebraska Hooker Co2311020000 0.4745 0.1095 0.00041 0.00597 0.00012 0.00004 0.10296 Nebraska Hooker Co2325000000 42.814 10.695 0 0 0 0.05882 10.636 Nebraska Hooker Co2801000003 24.163 6.0225 0.02228 0.32823 0.00662 0.00241 5.663 Nebraska Howard Co2311010000 2.336 0.584 0.00216 0.03183 0.00064 0.00023 0.54914 Nebraska Howard Co2311030000 47.742 11.935 0.04416 0.65048 0.01313 0.00477 11.223 Nebraska Howard Co2325000000 43.07 10.768 0 0 0 0.05922 10.708 Nebraska Howard Co2801000003 695.84 173.96 0.64365 9.4808 0.19135 0.06958 163.57 NebraskaJefferson Co2311010000 1.387 0.365 0.00135 0.01989 0.0004 0.00015 0.34321 NebraskaJefferson Co2311020000 10.914 2.7375 0.01013 0.14919 0.00301 0.0011 2.5741 NebraskaJefferson Co2311030000 28.653 7.154 0.02647 0.38989 0.00787 0.00286 6.7269 NebraskaJefferson Co2325000000 43.07 10.768 0 0 0 0.05922 10.708 NebraskaJefferson Co2801000003 1163.3 290.8 1.0759 15.848 0.31988 0.11632 273.44 NebraskaJohnson Co2311010000 0.511 0.146 0.00054 0.00796 0.00016 0.00006 0.13728 NebraskaJohnson Co2311030000 10.585 2.6645 0.00986 0.14522 0.00293 0.00107 2.5054 NebraskaJohnson Co2325000000 43.07 10.768 0 0 0 0.05922 10.708 NebraskaJohnson Co2801000003 423.11 105.78 0.39137 5.7648 0.11635 0.04231 99.462 Nebraska Kearney Co2311010000 0.4745 0.1095 0.00041 0.00597 0.00012 0.00004 0.10296 Nebraska Kearney Co2311020000 2.993 0.73 0.0027 0.03979 0.0008 0.00029 0.68642 Nebraska Kearney Co2311030000 9.5265 2.3725 0.00878 0.1293 0.00261 0.00095 2.230910/6/2010 fd_combined

Page 7 STATE COUNTY SCC S_PMC S_PM25 PEC POA PNO3 PSO4 PMFINE Nebraska Kearney Co2325000000 42.961 10.731 0 0 0 0.05902 10.672 Nebraska Kearney Co2801000003 1308.8 327.22 1.2107 17.834 0.35994 0.13089 307.69 Nebraska Keith Co 2311010000 2.263 0.5475 0.00203 0.02984 0.0006 0.00022 0.51481 Nebraska Keith Co 2311020000 25.915 6.497 0.02404 0.35409 0.00715 0.0026 6.1091 Nebraska Keith Co 2311030000 45.479 11.388 0.04214 0.62065 0.01253 0.00456 10.708 Nebraska Keith Co 2325000000 43.289 10.841 0 0 0 0.05962 10.781 Nebraska Keith Co 2801000003 793.07 198.27 0.73359 10.806 0.21809 0.07931 186.43 Nebraska Keya Paha Co2325000000 43.07 10.768 0 0 0 0.05922 10.708 Nebraska Keya Paha Co2801000003 228.23 57.05 0.21108 3.1092 0.06275 0.02282 53.644 Nebraska Kimball Co2311010000 0.1095 0.0365 0.00014 0.00199 0.00004 0.00001 0.03432 Nebraska Kimball Co2311030000 2.409 0.6205 0.0023 0.03382 0.00068 0.00025 0.58346 Nebraska Kimball Co2325000000 42.742 10.695 0 0 0 0.05882 10.636 Nebraska Kimball Co2801000003 989.08 247.25 0.91483 13.475 0.27198 0.0989 232.49 Nebraska Knox Co 2311010000 0.9855 0.2555 0.00095 0.01393 0.00028 0.0001 0.24025 Nebraska Knox Co 2311020000 3.285 0.8395 0.00311 0.04575 0.00092 0.00034 0.78938 Nebraska Knox Co 2311030000 20.331 5.0735 0.01877 0.27651 0.00558 0.00203 4.7706 Nebraska Knox Co 2325000000 43.143 10.768 0 0 0 0.05922 10.708 Nebraska Knox Co 2801000003 1107.4 276.85 1.0244 15.088 0.30454 0.11074 260.32 Nebraska Lancaster Co2311010000 75.628 18.907 0.06996 1.0304 0.0208 0.00756 17.778 Nebraska Lancaster Co2311020000 451.29 112.82 0.41744 6.1488 0.1241 0.04513 106.09 Nebraska Lancaster Co2311030000 1354.4 338.61 1.2529 18.454 0.37247 0.13544 318.4 Nebraska Lancaster Co2801000003 1241.2 310.29 1.1481 16.911 0.34132 0.12411 291.76 Nebraska Lincoln Co2311010000 10.293 2.555 0.00945 0.13925 0.00281 0.00102 2.4025 Nebraska Lincoln Co2311020000 132.9 33.215 0.1229 1.8102 0.03654 0.01329 31.232 Nebraska Lincoln Co2311030000 178.34 44.603 0.16503 2.4309 0.04906 0.01784 41.94 Nebraska Lincoln Co2325000000 43.07 10.768 0 0 0 0.05922 10.708 Nebraska Lincoln Co2801000003 1239.6 309.92 1.1467 16.891 0.34091 0.12397 291.42 Nebraska Logan Co 2325000000 42.997 10.768 0 0 0 0.05922 10.708 Nebraska Logan Co 2801000003 101.8 25.441 0.09413 1.3865 0.02799 0.01018 23.922 Nebraska Loup Co 2325000000 42.632 10.658 0 0 0 0.05862 10.599 Nebraska Loup Co 2801000003 79.679 19.929 0.07374 1.0861 0.02192 0.00797 18.739 Nebraska Mc Pherson Co2325000000 42.705 10.658 0 0 0 0.05862 10.599 Nebraska Mc Pherson Co2801000003 58.509 14.636 0.05416 0.79769 0.0161 0.00585 13.763 Nebraska Madison Co2311010000 1.752 0.438 0.00162 0.02387 0.00048 0.00018 0.4118510/6/2010 fd_combined

Page 8 STATE COUNTY SCC S_PMC S_PM25 PEC POA PNO3 PSO4 PMFINE Nebraska Madison Co2311020000 30.04 7.519 0.02782 0.40979 0.00827 0.00301 7.0701 Nebraska Madison Co2311030000 34.055 8.5045 0.03147 0.4635 0.00935 0.0034 7.9968 Nebraska Madison Co2325000000 41.574 10.402 0 0 0 0.05721 10.345 Nebraska Madison Co2801000003 1128.9 282.25 1.0443 15.383 0.31048 0.1129 265.4 Nebraska Merrick Co2311010000 2.701 0.6935 0.00257 0.0378 0.00076 0.00028 0.6521 Nebraska Merrick Co2311030000 36.683 9.1615 0.0339 0.4993 0.01008 0.00366 8.6146 Nebraska Merrick Co2325000000 43.07 10.768 0 0 0 0.05922 10.708 Nebraska Merrick Co2801000003 899.73 224.91 0.83218 12.258 0.2474 0.08997 211.49 Nebraska Morrill Co2325000000 43.07 10.768 0 0 0 0.05922 10.708 Nebraska Morrill Co2801000003 634.77 158.7 0.5872 8.6493 0.17457 0.06348 149.23 Nebraska Nance Co2311010000 0.219 0.073 0.00027 0.00398 0.00008 0.00003 0.06864 Nebraska Nance Co2311030000 4.745 1.2045 0.00446 0.06565 0.00132 0.00048 1.1326 Nebraska Nance Co2325000000 43.07 10.768 0 0 0 0.05922 10.708 Nebraska Nance Co2801000003 567.28 141.8 0.52467 7.7282 0.15598 0.05672 133.34 Nebraska Nemaha Co2311010000 0.511 0.146 0.00054 0.00796 0.00016 0.00006 0.13728 Nebraska Nemaha Co2311020000 1.679 0.4015 0.00149 0.02188 0.00044 0.00016 0.37753 Nebraska Nemaha Co2311030000 10.585 2.6645 0.00986 0.14522 0.00293 0.00107 2.5054 Nebraska Nemaha Co2325000000 43.07 10.768 0 0 0 0.05922 10.708 Nebraska Nemaha Co2801000003 767.12 191.81 0.70969 10.454 0.21099 0.07672 180.36 Nebraska Nuckolls Co2311010000 0.146 0.0365 0.00014 0.00199 0.00004 0.00001 0.03432 Nebraska Nuckolls Co2311030000 3.1755 0.803 0.00297 0.04376 0.00088 0.00032 0.75506 Nebraska Nuckolls Co2325000000 43.07 10.768 0 0 0 0.05922 10.708 Nebraska Nuckolls Co2801000003 1113.4 278.35 1.0299 15.17 0.30618 0.11134 261.73 Nebraska Otoe Co 2311010000 2.5915 0.657 0.00243 0.03581 0.00072 0.00026 0.61778 Nebraska Otoe Co 2311020000 13.213 3.285 0.01216 0.17903 0.00361 0.00131 3.0889 Nebraska Otoe Co 2311030000 48.107 12.045 0.04457 0.65645 0.01325 0.00482 11.326 Nebraska Otoe Co 2325000000 43.07 10.768 0 0 0 0.05922 10.708 Nebraska Otoe Co 2801000003 1044.6 261.16 0.96628 14.233 0.28727 0.10446 245.57 Nebraska Pawnee Co2311010000 0.1825 0.0365 0.00014 0.00199 0.00004 0.00001 0.03432 Nebraska Pawnee Co2311020000 1.095 0.292 0.00108 0.01591 0.00032 0.00012 0.27457 Nebraska Pawnee Co2311030000 3.5405 0.876 0.00324 0.04774 0.00096 0.00035 0.8237 Nebraska Pawnee Co2325000000 43.07 10.768 0 0 0 0.05922 10.708 Nebraska Pawnee Co2801000003 511.95 127.97 0.47349 6.9743 0.14077 0.05119 120.33 Nebraska Perkins Co2311010000 0.073 0.0365 0.00014 0.00199 0.00004 0.00001 0.0343210/6/2010 fd_combined

Page 9 STATE COUNTY SCC S_PMC S_PM25 PEC POA PNO3 PSO4 PMFINE Nebraska Perkins Co2311020000 2.92 0.73 0.0027 0.03979 0.0008 0.00029 0.68642 Nebraska Perkins Co2311030000 1.533 0.4015 0.00149 0.02188 0.00044 0.00016 0.37753 Nebraska Perkins Co2325000000 42.121 10.512 0 0 0 0.05782 10.454 Nebraska Perkins Co2801000003 1644.6 411.14 1.5212 22.407 0.45225 0.16445 386.59 Nebraska Phelps Co2311010000 0.219 0.073 0.00027 0.00398 0.00008 0.00003 0.06864 Nebraska Phelps Co2311020000 32.376 8.103 0.02998 0.44161 0.00891 0.00324 7.6193 Nebraska Phelps Co2311030000 4.745 1.168 0.00432 0.06366 0.00128 0.00047 1.0983 Nebraska Phelps Co2325000000 42.632 10.658 0 0 0 0.05862 10.599 Nebraska Phelps Co2801000003 1408.7 352.15 1.303 19.192 0.38737 0.14086 331.13 Nebraska Pierce Co2311010000 0.9125 0.219 0.00081 0.01194 0.00024 0.00009 0.20593 Nebraska Pierce Co2311020000 8.395 2.0805 0.0077 0.11339 0.00229 0.00083 1.9563 Nebraska Pierce Co2311030000 18.469 4.599 0.01702 0.25065 0.00506 0.00184 4.3244 Nebraska Pierce Co2325000000 40.953 10.257 0 0 0 0.05641 10.2 Nebraska Pierce Co2801000003 932.72 233.2 0.86283 12.709 0.25652 0.09328 219.28 Nebraska Platte Co 2311010000 4.599 1.168 0.00432 0.06366 0.00128 0.00047 1.0983 Nebraska Platte Co 2311020000 330.22 82.563 0.30548 4.4997 0.09082 0.03303 77.634 Nebraska Platte Co 2311030000 85.191 21.279 0.07873 1.1597 0.02341 0.00851 20.009 Nebraska Platte Co 2325000000 41.829 10.439 0 0 0 0.05742 10.382 Nebraska Platte Co 2801000003 1487.7 371.94 1.3762 20.27 0.40913 0.14877 349.73 Nebraska Polk Co 2311010000 1.168 0.292 0.00108 0.01591 0.00032 0.00012 0.27457 Nebraska Polk Co 2311020000 9.928 2.482 0.00918 0.13527 0.00273 0.00099 2.3338 Nebraska Polk Co 2311030000 7.811 1.9345 0.00716 0.10543 0.00213 0.00077 1.819 Nebraska Polk Co 2325000000 43.07 10.768 0 0 0 0.05922 10.708 Nebraska Polk Co 2801000003 1143.9 285.98 1.0581 15.586 0.31458 0.11439 268.9 Nebraska Red Willow Co2311010000 1.46 0.365 0.00135 0.01989 0.0004 0.00015 0.34321 Nebraska Red Willow Co2311020000 22.667 5.6575 0.02093 0.30833 0.00622 0.00226 5.3197 Nebraska Red Willow Co2311030000 30.04 7.519 0.02782 0.40979 0.00827 0.00301 7.0701 Nebraska Red Willow Co2325000000 42.814 10.695 0 0 0 0.05882 10.636 Nebraska Red Willow Co2801000003 1098.7 274.66 1.0163 14.969 0.30213 0.10987 258.27 Nebraska Richardson Co2311010000 0.1095 0.0365 0.00014 0.00199 0.00004 0.00001 0.03432 Nebraska Richardson Co2311020000 0.5475 0.146 0.00054 0.00796 0.00016 0.00006 0.13728 Nebraska Richardson Co2311030000 2.6645 0.657 0.00243 0.03581 0.00072 0.00026 0.61778 Nebraska Richardson Co2325000000 43.07 10.768 0 0 0 0.05922 10.708 Nebraska Richardson Co2801000003 951.26 237.83 0.87999 12.962 0.26162 0.09513 223.6410/6/2010 fd_combined

Page 10 STATE COUNTY SCC S_PMC S_PM25 PEC POA PNO3 PSO4 PMFINE Nebraska Rock Co 2311010000 0.1095 0.0365 0.00014 0.00199 0.00004 0.00001 0.03432 Nebraska Rock Co 2311020000 1.679 0.4015 0.00149 0.02188 0.00044 0.00016 0.37753 Nebraska Rock Co 2311030000 2.6645 0.657 0.00243 0.03581 0.00072 0.00026 0.61778 Nebraska Rock Co 2325000000 43.07 10.768 0 0 0 0.05922 10.708 Nebraska Rock Co 2801000003 328.57 82.125 0.30386 4.4758 0.09034 0.03285 77.222 NebraskaSaline Co 2311010000 3.212 0.803 0.00297 0.04376 0.00088 0.00032 0.75506 NebraskaSaline Co 2311020000 31.755 7.9205 0.02931 0.43167 0.00871 0.00317 7.4476 NebraskaSaline Co 2311030000 65.663 16.425 0.06077 0.89516 0.01807 0.00657 15.444 NebraskaSaline Co 2325000000 43.07 10.768 0 0 0 0.05922 10.708 NebraskaSaline Co 2801000003 1282.1 320.54 1.186 17.47 0.3526 0.12822 301.41 NebraskaSarpy Co 2311010000 66.868 16.717 0.06185 0.91108 0.01839 0.00669 15.719 NebraskaSarpy Co 2311020000 97.856 24.455 0.09048 1.3328 0.0269 0.00978 22.995 NebraskaSarpy Co 2311030000 1231.3 307.8 1.1389 16.775 0.33858 0.12312 289.43 NebraskaSarpy Co 2325000000 41.647 10.402 0 0 0 0.05721 10.345 NebraskaSarpy Co 2801000003 320.11 80.045 0.29616 4.3624 0.08805 0.03202 75.266 NebraskaSauers Co2311010000 5.475 1.3505 0.005 0.0736 0.00149 0.00054 1.2699 NebraskaSauers Co2311020000 6.059 1.4965 0.00554 0.08156 0.00165 0.0006 1.4072 NebraskaSauers Co2311030000 96.287 24.09 0.08913 1.3129 0.0265 0.00964 22.652 NebraskaSauers Co2325000000 43.07 10.768 0 0 0 0.05922 10.708 NebraskaSauers Co2801000003 1528.5 382.12 1.4138 20.825 0.42033 0.15285 359.31 NebraskaScotts Bluff Co2311010000 5.986 1.4965 0.00554 0.08156 0.00165 0.0006 1.4072 NebraskaScotts Bluff Co2311020000 34.748 8.687 0.03214 0.47344 0.00956 0.00347 8.1684 NebraskaScotts Bluff Co2311030000 82.49 20.623 0.0763 1.1239 0.02269 0.00825 19.391 NebraskaScotts Bluff Co2325000000 41.756 10.439 0 0 0 0.05742 10.382 NebraskaScotts Bluff Co2801000003 974.95 243.71 0.90173 13.282 0.26808 0.09748 229.16 NebraskaSeward Co2311010000 6.059 1.533 0.00567 0.08355 0.00169 0.00061 1.4415 NebraskaSeward Co2311020000 8.4315 2.117 0.00783 0.11538 0.00233 0.00085 1.9906 NebraskaSeward Co2311030000 123.77 30.952 0.11452 1.6869 0.03405 0.01238 29.104 NebraskaSeward Co2325000000 40.807 10.183 0 0 0 0.05601 10.127 NebraskaSeward Co2801000003 1324.3 331.09 1.225 18.044 0.3642 0.13244 311.33 NebraskaSheridan Co2311010000 0.1095 0.0365 0.00014 0.00199 0.00004 0.00001 0.03432 NebraskaSheridan Co2311030000 2.4455 0.6205 0.0023 0.03382 0.00068 0.00025 0.58346 NebraskaSheridan Co2325000000 43.07 10.768 0 0 0 0.05922 10.708 NebraskaSheridan Co2801000003 702.11 175.53 0.64946 9.5663 0.19308 0.07021 165.0510/6/2010 fd_combined

Page 11 STATE COUNTY SCC S_PMC S_PM25 PEC POA PNO3 PSO4 PMFINE NebraskaSherman Co2311010000 0.3285 0.073 0.00027 0.00398 0.00008 0.00003 0.06864 NebraskaSherman Co2311030000 6.351 1.606 0.00594 0.08753 0.00177 0.00064 1.5101 NebraskaSherman Co2325000000 43.07 10.768 0 0 0 0.05922 10.708 NebraskaSherman Co2801000003 584.36 146.11 0.54061 7.963 0.16072 0.05844 137.39 NebraskaSioux Co 2325000000 43.07 10.767 0 0 0 0.05922 10.708 NebraskaSioux Co 2801000003 189 47.267 0.17489 2.5761 0.05199 0.01891 44.446 NebraskaStanton Co2311010000 0.365 0.1095 0.00041 0.00597 0.00012 0.00004 0.10296 NebraskaStanton Co2311020000 1.387 0.365 0.00135 0.01989 0.0004 0.00015 0.34321 NebraskaStanton Co2311030000 7.5555 1.898 0.00702 0.10344 0.00209 0.00076 1.7847 NebraskaStanton Co2325000000 36.865 9.2345 0 0 0 0.05079 9.1837 NebraskaStanton Co2801000003 602.54 150.64 0.55735 8.2096 0.1657 0.06025 141.64 NebraskaThayer Co2311010000 0.6935 0.1825 0.00068 0.00995 0.0002 0.00007 0.1716 NebraskaThayer Co2311030000 14.308 3.577 0.01324 0.19495 0.00393 0.00143 3.3635 NebraskaThayer Co2325000000 43.07 10.768 0 0 0 0.05922 10.708 NebraskaThayer Co2801000003 1393.4 348.32 1.2888 18.983 0.38315 0.13933 327.52 NebraskaThomas Co2325000000 42.851 10.695 0 0 0 0.05882 10.636 NebraskaThomas Co2801000003 18.323 4.5625 0.01688 0.24866 0.00502 0.00183 4.2901 NebraskaThurston Co2311010000 0.2555 0.073 0.00027 0.00398 0.00008 0.00003 0.06864 NebraskaThurston Co2311020000 8.249 2.0805 0.0077 0.11339 0.00229 0.00083 1.9563 NebraskaThurston Co2311030000 5.2925 1.314 0.00486 0.07161 0.00145 0.00053 1.2356 NebraskaThurston Co2325000000 43.07 10.768 0 0 0 0.05922 10.708 NebraskaThurston Co2801000003 859.76 214.95 0.79531 11.715 0.23644 0.08598 202.12 NebraskaValley Co 2311010000 0.073 0.0365 0.00014 0.00199 0.00004 0.00001 0.03432 NebraskaValley Co 2311030000 1.5695 0.4015 0.00149 0.02188 0.00044 0.00016 0.37753 NebraskaValley Co 2325000000 43.07 10.768 0 0 0 0.05922 10.708 NebraskaValley Co 2801000003 644.12 161.04 0.59584 8.7766 0.17714 0.06442 151.42 NebraskaWashington Co2311010000 4.1245 1.022 0.00378 0.0557 0.00112 0.00041 0.96099 NebraskaWashington Co2311020000 101.8 25.441 0.09413 1.3865 0.02799 0.01018 23.922 NebraskaWashington Co2311030000 84.315 21.097 0.07806 1.1498 0.02321 0.00844 19.838 NebraskaWashington Co2325000000 43.07 10.768 0 0 0 0.05922 10.708 NebraskaWashington Co2801000003 793.44 198.34 0.73386 10.81 0.21818 0.07934 186.5 NebraskaWayne Co2311010000 0.3285 0.073 0.00027 0.00398 0.00008 0.00003 0.06864 NebraskaWayne Co2311020000 14.381 3.577 0.01324 0.19495 0.00393 0.00143 3.3635 NebraskaWayne Co2311030000 6.789 1.7155 0.00635 0.0935 0.00189 0.00069 1.613110/6/2010 fd_combined

Page 12 STATE COUNTY SCC S_PMC S_PM25 PEC POA PNO3 PSO4 PMFINE NebraskaWayne Co2325000000 40.15 10.037 0 0 0 0.05521 9.9823 NebraskaWayne Co2801000003 873.48 218.38 0.808 11.902 0.24022 0.08735 205.34 NebraskaWebster Co2311010000 0.5475 0.146 0.00054 0.00796 0.00016 0.00006 0.13728 NebraskaWebster Co2311030000 11.133 2.774 0.01026 0.15118 0.00305 0.00111 2.6084 NebraskaWebster Co2325000000 43.07 10.768 0 0 0 0.05922 10.708 NebraskaWebster Co2801000003 828.48 207.14 0.76641 11.289 0.22785 0.08286 194.77 NebraskaWheeler Co2325000000 40.661 10.183 0 0 0 0.05601 10.127 NebraskaWheeler Co2801000003 220.1 55.042 0.20366 2.9998 0.06055 0.02202 51.756 NebraskaYork Co 2311010000 1.387 0.3285 0.00122 0.0179 0.00036 0.00013 0.30889 NebraskaYork Co 2311020000 33.361 8.3585 0.03093 0.45554 0.00919 0.00334 7.8595 NebraskaYork Co 2311030000 28.36 7.081 0.0262 0.38591 0.00779 0.00283 6.6583 NebraskaYork Co 2325000000 42.632 10.658 0 0 0 0.05862 10.599 NebraskaYork Co 2801000003 1688.7 422.16 1.562 23.008 0.46437 0.16886 396.96