State Facility Name Facility ID (ORISPL)

Unit ID Associated Stacks

Year Month Program(s)SO2 (tons)Avg. NOx Rate (lb/MMBtu) AZ Cholla 113 1 2010 1ARP 75.305 0.2134 AZ Cholla 113 1 2010 2ARP 104.283 0.2245 AZ Cholla 113 1 2010 3ARP 73.531 0.2093 AZ Cholla 113 1 2010 4ARP 65.581 0.1905 AZ Cholla 113 1 2010 5ARP 71.158 0.1925 AZ Cholla 113 1 2010 6ARP 66.432 0.1935 AZ Cholla 113 1 2010 7ARP 43.327 0.1926 AZ Cholla 113 1 2010 8ARP 40.508 0.2031 AZ Cholla 113 1 2010 9ARP 44.358 0.1928 AZ Cholla 113 1 2010 10ARP 50.629 0.1825 AZ Cholla 113 1 2010 11ARP 99.864 0.2006 AZ Cholla 113 1 2010 12ARP 96.43 0.2029 AZ Cholla 113 1 2011 1ARP 103.22 0.2155 AZ Cholla 113 1 2011 2ARP 86.306 0.2072 AZ Cholla 113 1 2011 3ARP 89.93 0.2068 AZ Cholla 113 1 2011 4ARP 13.665 0.271 AZ Cholla 113 1 2011 5ARP 107.644 0.2311 AZ Cholla 113 1 2011 6ARP 96.211 0.2366 AZ Cholla 113 1 2011 7ARP 101.853 0.2285 AZ Cholla 113 1 2011 8ARP 103.207 0.2346 AZ Cholla 113 1 2011 9ARP 98.658 0.2316 AZ Cholla 113 1 2011 10ARP 87.274 0.2249 AZ Cholla 113 1 2011 11ARP 91.079 0.2067 AZ Cholla 113 1 2011 12ARP 68.07 0.1878 AZ Cholla 113 1 2012 1ARP 40.317 0.2068 AZ Cholla 113 1 2012 2ARP 48.513 0.2094 AZ Cholla 113 1 2012 3ARP 72.662 0.2188 AZ Cholla 113 1 2012 4ARP 52.151 0.1947 AZ Cholla 113 1 2012 5ARP 69.909 0.2326 AZ Cholla 113 1 2012 6ARP 56.383 0.2372 AZ Cholla 113 1 2012 7ARP 53.276 0.2262 AZ Cholla 113 1 2012 8ARP 63.699 0.2131 AZ Cholla 113 1 2012 9ARP 47.019 0.2427<0.22? NOx (tons)CO2 (tons)Heat Input (MMBtu) Operating Time Gross Load (MW-h)

Steam Load (1000lb)

EPA Region Y 84.172 84270.01 821328.4 658.68 69608.57 9

-- 100.954 92745 903941.6 672 78498 9 Y 100.235 99573.55 970502.2 739.32 84754.96 9 Y 86.529 93004.9 906501 720 79353 9 Y 90.08 98573.1 960761 744 84549 9 Y 74.354 81621.99 795536.5 661.96 70862.5 9 Y 99.432 105979.2 1032935 744 93345 9 Y 96.995 100896.4 983392.5 728.58 89142.7 9 Y 93.527 100028 974924.4 719.48 88772.07 9 Y 91.698 103436.8 1008155 744 91398 9 Y 88.615 92560.8 902154 720 80517 9 Y 103.074 104694.6 1020427 744 91769 9 Y 108.895 104503.4 1018546 743.23 91820.56 9 Y 90.22 90636.3 883399.1 672 80062 9 Y 79.604 79793.79 777727.9 600.23 71177 9

-- 15.676 13106.73 127748.8 133.07 11125 9

-- 110.386 98618 961187.4 744 87875 9

-- 103.359 89818.59 875417.6 677.58 80342 9

-- 111.297 100083.9 975470.2 743.59 88699.04 9

-- 113.644 99822.67 972932.7 738.47 88309.51 9

-- 111.101 98819.7 963157.8 720 86437 9

-- 106.579 97896.05 954148.8 728.24 85157.66 9 Y 96.876 96336.98 938977.9 714.93 83797.04 9 Y 87.501 94825.77 924239.8 743.39 82943.93 9 Y 69.073 69952.29 681796 588.48 60307.72 9 Y 71.139 71090.2 692883.5 604.2 60794.46 9 Y 97.747 92466.8 901229.3 744 83988 9 Y 70.886 74887.1 729879 720 65882 9

-- 99.731 88815.8 865646.9 744 80643 9

-- 101.381 88034.1 858041.8 720 80053 9

-- 90.785 83397.49 812828.2 684.7 74425.03 9 Y 95.259 93008.5 906518.9 744 82269 9

-- 101.508 87509.7 852925 720 77687 9NERC Region

County Source Category

SIC Code SIC Code Description

Facility Latitude

Facility Longitude

Ownr Operator WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service CompanySO2 PhaseNOx PhaseOperating Status Unit Type Fuel Type (Primary)

Fuel Type (Secondary)

SO2 Control(s)

NOx Control(s)

PM Control(s) Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Separated OFA

Baghouse Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Separated OFA

Baghouse Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Separated OFA

Baghouse Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Separated OFA

Baghouse Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Separated OFA

Baghouse Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Separated OFA

Baghouse Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Separated OFA

Baghouse Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Separated OFA

Baghouse Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Separated OFA

Baghouse Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Separated OFA

Baghouse Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Separated OFA

Baghouse Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Separated OFA

Baghouse Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Separated OFA

Baghouse Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Separated OFA

Baghouse Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Separated OFA

Baghouse Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Separated OFA

Baghouse Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Separated OFA

Baghouse Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Separated OFA

Baghouse Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Separated OFA

Baghouse Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Separated OFA

Baghouse Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Separated OFA

Baghouse Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Separated OFA

Baghouse Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Separated OFA

Baghouse Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Separated OFA

Baghouse Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Separated OFA

Baghouse Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Separated OFA

Baghouse Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Separated OFA

Baghouse Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Separated OFA

Baghouse Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Separated OFA

Baghouse Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Separated OFA

Baghouse Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Separated OFA

Baghouse Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Separated OFA

Baghouse Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Separated OFA

BaghousePM Control(s)State Facility Name Facility ID (ORISPL)

Unit ID Associated Stacks

Year Month Program(s)SO2 (tons)Avg. NOx Rate (lb/MMBtu) AZ Cholla 113 2 2010 1ARP 158.745 0.3034 AZ Cholla 113 2 2010 2ARP 158.185 0.3441 AZ Cholla 113 2 2010 3ARP 199.9 0.3338 AZ Cholla 113 2 2010 4ARP 163.022 0.2934 AZ Cholla 113 2 2010 5ARP 160.229 0.2901 AZ Cholla 113 2 2010 6ARP 192.117 0.3402 AZ Cholla 113 2 2010 7ARP 196.612 0.2985 AZ Cholla 113 2 2010 8ARP 59.218 0.2859 AZ Cholla 113 2 2010 9ARP AZ Cholla 113 2 2010 10ARP 27.756 0.2967 AZ Cholla 113 2 2010 11ARP 182.299 0.333 AZ Cholla 113 2 2010 12ARP 174.448 0.3008 AZ Cholla 113 2 2011 1ARP 171.711 0.3188 AZ Cholla 113 2 2011 2ARP 156.258 0.3243 AZ Cholla 113 2 2011 3ARP 121.004 0.366 AZ Cholla 113 2 2011 4ARP 163.837 0.3285 AZ Cholla 113 2 2011 5ARP 155.877 0.3147 AZ Cholla 113 2 2011 6ARP 200.986 0.2731 AZ Cholla 113 2 2011 7ARP 199.279 0.2844 AZ Cholla 113 2 2011 8ARP 227.932 0.2273 AZ Cholla 113 2 2011 9ARP 182.374 0.2819 AZ Cholla 113 2 2011 10ARP 158.727 0.2664 AZ Cholla 113 2 2011 11ARP 152.289 0.2683 AZ Cholla 113 2 2011 12ARP 104.063 0.2806 AZ Cholla 113 2 2012 1ARP 105.047 0.2669 AZ Cholla 113 2 2012 2ARP 112.918 0.2638 AZ Cholla 113 2 2012 3ARP 177.778 0.3163 AZ Cholla 113 2 2012 4ARP 118.376 0.2782 AZ Cholla 113 2 2012 5ARP 124.947 0.2377 AZ Cholla 113 2 2012 6ARP 171.564 0.2636 AZ Cholla 113 2 2012 7ARP 203.126 0.3027 AZ Cholla 113 2 2012 8ARP 139.283 0.2857 AZ Cholla 113 2 2012 9ARP 177.763 0.2997<0.22? NOx (tons)CO2 (tons)Heat Input (MMBtu) Operating Time Gross Load (MW-h)

Steam Load (1000lb)

EPA Region

-- 285.467 194134.3 1892146.5 744 194431 9

-- 300.902 179669.5 1751170.8 672 180461 9

-- 285.54 174663.4 1702374.91 655.57 175472.4 9

-- 278.367 195012.5 1900707.3 720 195064 9

-- 275.137 195371.7 1904207.63 738.75 192947.6 9

-- 320.272 193054.6 1881615.7 720 190155 9

-- 308.105 213515.9 2081038 744 208026 9

-- 80.649 58255.64 567791.815 206.95 56674.7 9 0 9

-- 34.843 21648.81 211000.672 136.49 20077 9

-- 280.237 174216.6 1698021.9 720 177571 9

-- 254.449 175503.4 1710566.89 0.313 715.05 181295.8 9

-- 299.889 194234.6 1893115.1 0.314 744 194185 9

-- 255.016 163313 1591745.3 0.312 672 163918 9

-- 308.173 175576 1711257.3 0.314 744 179651 9

-- 287.466 180789.2 1762080.1 0.318 720 185081 9

-- 245.355 161848.5 1577485.48 0.321 666.4 161921.1 9

-- 253.379 191167.4 1863242 0.313 720 183903 9

-- 268.22 198126.1 1931061.53 0.311 722.7 186311.3 9

-- 245.406 221724 2161051.5 0.302 744 200516 9

-- 246.51 180914 1763296.06 0.300 658.65 168260.7 9

-- 226.195 176166.6 1717035.36 0.297 634.59 166272 9

-- 241.66 183022.9 1783841.25 0.292 717.84 175254.6 9

-- 241.154 175686.4 1712345.64 0.291 717.52 171170.3 9

-- 228.32 173445.4 1690501.2 0.287 743.47 167994.3 9

-- 211.09 164688.5 1605152.32 0.282 639.76 157793.3 9

-- 290.941 188155.6 1833871.7 0.279 744 183492 9

-- 238.235 175499.9 1710524.3 0.275 720 169935 9

-- 217.049 183634.1 1789811.6 0.270 744 175001 9

-- 244.081 188831.9 1840466.8 0.269 720 175942 9

-- 291.008 196676.3 1916932.3 0.271 744 181169 9

-- 261.3 189086.8 1842945.2 0.277 743.93 171805.9 9

-- 282.935 193021.3 1881287.11 0.279 719.78 175213.9 9NERC Region

County Source Category

SIC Code SIC Code Description

Facility Latitude

Facility Longitude

Ownr Operator WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) Arizona Public Service CompanySO2 PhaseNOx PhaseOperating Status Unit Type Fuel Type (Primary)

Fuel Type (Secondary)

SO2 Control(s)

NOx Control(s)

PM Control(s) Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA

Cyclone Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA

Cyclone Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA

Cyclone Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA

Cyclone Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA

Cyclone Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA

Cyclone Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA

Cyclone Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA

Cyclone Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA

Cyclone Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA

Cyclone Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA

Cyclone Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA

Cyclone Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA

Cyclone Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA

Cyclone Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA

Cyclone Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA

Cyclone Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA

Cyclone Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA

Cyclone Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA

Cyclone Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA

Cyclone Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA

Cyclone Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA

Cyclone Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA

Cyclone Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA

Cyclone Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA

Cyclone Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA

Cyclone Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA

Cyclone Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA

Cyclone Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA

Cyclone Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA

Cyclone Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA

Cyclone Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA

Cyclone Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA

CyclonePM Control(s)State Facility Name Facility ID (ORISPL)

Unit ID Associated Stacks

Year Month Program(s)SO2 (tons) AZ Cholla 113 3 2010 1ARP 143.617 AZ Cholla 113 3 2010 2ARP 139.181 AZ Cholla 113 3 2010 3ARP 134.371 AZ Cholla 113 3 2010 4ARP 148.436 AZ Cholla 113 3 2010 5ARP 185.725 AZ Cholla 113 3 2010 6ARP 139.192 AZ Cholla 113 3 2010 7ARP 139.856 AZ Cholla 113 3 2010 8ARP 214.539 AZ Cholla 113 3 2010 9ARP 167.732 AZ Cholla 113 3 2010 10ARP 167.5 AZ Cholla 113 3 2010 11ARP 119.071 AZ Cholla 113 3 2010 12ARP 159.684 AZ Cholla 113 3 2011 1ARP 165.914 AZ Cholla 113 3 2011 2ARP 140.206 AZ Cholla 113 3 2011 3ARP 140.416 AZ Cholla 113 3 2011 4ARP 99.527 AZ Cholla 113 3 2011 5ARP 118.014 AZ Cholla 113 3 2011 6ARP 151.986 AZ Cholla 113 3 2011 7ARP 108.952 AZ Cholla 113 3 2011 8ARP 155.222 AZ Cholla 113 3 2011 9ARP 157.206 AZ Cholla 113 3 2011 10ARP 133.559 AZ Cholla 113 3 2011 11ARP 145.612 AZ Cholla 113 3 2011 12ARP 96.717 AZ Cholla 113 3 2012 1ARP 130.217 AZ Cholla 113 3 2012 2ARP 134.248 AZ Cholla 113 3 2012 3ARP 37.738 AZ Cholla 113 3 2012 4ARP 32.541 AZ Cholla 113 3 2012 5ARP 122.42 AZ Cholla 113 3 2012 6ARP 134.509 AZ Cholla 113 3 2012 7ARP 137.658 AZ Cholla 113 3 2012 8ARP 115.913 AZ Cholla 113 3 2012 9ARP 137.875Avg. NOx Rate (lb/MMBtu) <0.22? NOx (tons)CO2 (tons)Heat Input (MMBtu) Operating Time Gross Load (MW-h)

Steam Load (1000lb) 0.1552 Y 161.314 210348.8 2050198 744 185724 0.1945 Y 192.976 201708.3 1965979 672 178673 0.1846 Y 169.172 189247.5 1844520 646.87 166995 0.1728 Y 172.895 213371.4 2079643 717.87 187854.5 0.1689 Y 187.422 228175.4 2223947 744 199721 0.2085 Y 185.71 188291.6 1835200 635.13 162877.9 0.1993 Y 188.324 200962.1 1958696 636.78 175389.9 0.2013 Y 224.75 233477.6 2275609 743.68 202574.1 0.2078 Y 228.54 223548.1 2178833 720 196860 0.1816 Y 201.964 226459.4 2207197 738.55 195897 0.2795

-- 213.004 156031.3 1520789 576.72 126108.1 0.2315

-- 246.164 214291.3 2088627 0.196 727.59 189190.7 0.2666

-- 291.014 222343.2 2167083 0.206 744 197683 0.2667

-- 247.691 189637.9 1848323 0.211 671.61 165186.7 0.2719

-- 253.896 190658.7 1858267 0.218 697.15 167210 0.282

-- 218.138 158424.7 1544104 0.227 569.39 138793.3 0.2246

-- 170.517 154841.9 1509187 0.232 571.65 135570 0.2232

-- 222.117 207897 2026301 0.233 720 179691 0.2475

-- 189.218 159226.7 1551914 0.238 565.57 137574.5 0.2724

-- 297.381 222679.8 2170349 0.245 689.26 190113.5 0.2668

-- 297.528 226345.8 2206087 0.251 718.95 194104.9 0.2259

-- 216.448 198102.6 1930822 0.255 652.78 170568.6 0.2415

-- 247.244 209201.4 2038998 0.253 720 184479 0.2624

-- 181.952 139297.2 1357679 0.255 557.49 121316.8 0.2344

-- 217.344 189687.7 1848808 0.252 742.97 164636.1 0.2202

-- 211.326 195937.8 1909732 0.248 696 170292 0.2164 Y 58.452 54840.25 534505.2 0.245 214.1 47566.45 0.1878 Y 43.531 47580.8 463756.6 0.241 207.66 40143 0.1895 Y 164.632 178757.6 1742276 0.237 677.31 153662 0.2071 Y 199.571 194981 1900395 0.237 720 169237 0.2232

-- 216.141 200209 1951346 0.235 744 178523 0.2069 Y 168.891 170583.9 1662612 0.227 665.94 150981.8 0.191 Y 190.117 202777 1976386 0.219 719.95 174906.7EPA Region

NERC Region

County Source Category

SIC Code SIC Code Description

Facility Latitude

Facility Longitude

Ownr 9WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) 9WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) 9WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) 9WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) 9WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) 9WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) 9WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) 9WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) 9WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) 9WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) 9WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) 9WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) 9WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) 9WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) 9WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) 9WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) 9WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) 9WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) 9WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) 9WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) 9WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) 9WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) 9WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) 9WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) 9WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) 9WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) 9WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) 9WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) 9WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) 9WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) 9WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) 9WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator) 9WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Owner/Operator)Operator SO2 PhaseNOx PhaseOperating Status Unit Type Fuel Type (Primary)

Fuel Type (Secondary)

SO2 Control(s)

NOx Control(s) Arizona Public Service Company

Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Arizona Public Service Company

Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Arizona Public Service Company

Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Arizona Public Service Company

Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Arizona Public Service Company

Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Arizona Public Service Company

Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Arizona Public Service Company

Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Arizona Public Service Company

Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Arizona Public Service Company

Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Arizona Public Service Company

Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Arizona Public Service Company

Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Arizona Public Service Company

Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Arizona Public Service Company

Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Arizona Public Service Company

Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Arizona Public Service Company

Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Arizona Public Service Company

Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Arizona Public Service Company

Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Arizona Public Service Company

Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Arizona Public Service Company

Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Arizona Public Service Company

Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Arizona Public Service Company

Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Arizona Public Service Company

Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Arizona Public Service Company

Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Arizona Public Service Company

Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Arizona Public Service Company

Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Arizona Public Service Company

Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Arizona Public Service Company

Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Arizona Public Service Company

Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Arizona Public Service Company

Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Arizona Public Service Company

Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Arizona Public Service Company

Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Arizona Public Service Company

Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Arizona Public Service Company

Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFAPM Control(s)

Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse BaghouseState Facility Name Facility ID (ORISPL)

Unit ID Associated Stacks

Year Month Program(s)SO2 (tons)Avg. NOx Rate (lb/MMBtu) AZ Cholla 113 4 2010 1ARP 207.118 0.1782 AZ Cholla 113 4 2010 2ARP 151.942 0.1638 AZ Cholla 113 4 2010 3ARP 228.353 0.1743 AZ Cholla 113 4 2010 4ARP 146.636 0.1666 AZ Cholla 113 4 2010 5ARP 212.449 0.1643 AZ Cholla 113 4 2010 6ARP 174.131 0.1755 AZ Cholla 113 4 2010 7ARP 175.806 0.1713 AZ Cholla 113 4 2010 8ARP 131.012 0.1805 AZ Cholla 113 4 2010 9ARP 179.341 0.1791 AZ Cholla 113 4 2010 10ARP 149.757 0.1705 AZ Cholla 113 4 2010 11ARP 185.463 0.2423 AZ Cholla 113 4 2010 12ARP 189.278 0.2423 AZ Cholla 113 4 2011 1ARP 195.321 0.2345 AZ Cholla 113 4 2011 2ARP 175.652 0.2571 AZ Cholla 113 4 2011 3ARP 169.573 0.2939 AZ Cholla 113 4 2011 4ARP 130.966 0.2887 AZ Cholla 113 4 2011 5ARP 119.299 0.2504 AZ Cholla 113 4 2011 6ARP 207.719 0.2584 AZ Cholla 113 4 2011 7ARP 165.754 0.2519 AZ Cholla 113 4 2011 8ARP 208.916 0.2544 AZ Cholla 113 4 2011 9ARP 211.099 0.2726 AZ Cholla 113 4 2011 10ARP 166.11 0.2633 AZ Cholla 113 4 2011 11ARP 177.584 0.2671 AZ Cholla 113 4 2011 12ARP 155.493 0.2175 AZ Cholla 113 4 2012 1ARP 194.696 0.1827 AZ Cholla 113 4 2012 2ARP 181.736 0.19 AZ Cholla 113 4 2012 3ARP 181.688 0.1872 AZ Cholla 113 4 2012 4ARP 170.468 0.2144 AZ Cholla 113 4 2012 5ARP 173.423 0.2296 AZ Cholla 113 4 2012 6ARP 157.18 0.2223 AZ Cholla 113 4 2012 7ARP 179.185 0.2307 AZ Cholla 113 4 2012 8ARP 199.149 0.238 AZ Cholla 113 4 2012 9ARP 177.462 0.227<0.22? NOx (tons)CO2 (tons)Heat Input (MMBtu) Operating Time Gross Load (MW-h)

Steam Load (1000lb)

EPA Region Y 238.663 274773.5 2678103 674.61 254944 9 Y 160.803 203396.1 1982419 499.72 185969.6 9 Y 256.447 301133.9 2935028 742.73 291917.4 9 Y 164.337 201687.2 1965763 542.02 199839.7 9 Y 216.243 270416.9 2635642 744 269456 9 Y 203.136 236210.5 2302243 720 246513 9 Y 192.389 231722 2258496 738.2 249793 9 Y 157.458 175298 1708554 569.62 190950.8 9 Y 204.806 229236 2234266 694.14 247027.8 9 Y 160.493 196007.2 1910401 576.77 212921 9

-- 294.533 246829.8 2405747 720 260628 9

-- 302.267 254449.1 2480000 0.186 744 263478 9

-- 303.874 264467.6 2577651 0.191 737 262448.1 9

-- 299.612 238425.7 2323839 0.199 672 241180 9

-- 353.285 245239.1 2390263 0.210 744 259057 9

-- 328.507 231345 2254816 0.220 720 249231 9

-- 241.286 193099.3 1882073 0.228 553.96 191818 9

-- 363.196 287516.7 2802304 0.235 720 265788 9

-- 283.439 223994.6 2183179 0.243 586.23 207037 9

-- 362.047 290277.5 2829209 0.247 744 270720 9

-- 383.498 287924.2 2806275 0.255 720 269311 9

-- 359.539 278200.9 2711514 0.261 712.05 259388.2 9

-- 379.584 289461.1 2821279 0.263 720 262153 9 Y 250.895 230063.7 2242334 0.262 590.6 204848.2 9 Y 254.639 284577.9 2773661 0.257 744 279938 9 Y 243.697 262377.2 2557299 0.251 696 257245 9 Y 238.946 258282.8 2517380 0.243 692.17 240620.9 9 Y 262.041 247890 2416092 0.237 720 250151 9

-- 288.112 251943.3 2455583 0.236 740.28 246447.1 9

-- 256.2 231335.1 2254733 0.233 685.27 212904.1 9

-- 291.831 261215.7 2545980 0.231 693.47 232810.6 9

-- 342.755 292396.9 2849860 0.229 744 258871 9

-- 290.396 259603.2 2530242 0.225 653.28 231977.3 9NERC Region

County Source Category

SIC Code SIC Code Description

Facility Latitude

Facility Longitude

Ownr Operator WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Operator)<br>Pacificorp Energy Generation (Owner) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Operator)<br>Pacificorp Energy Generation (Owner) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Operator)<br>Pacificorp Energy Generation (Owner) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Operator)<br>Pacificorp Energy Generation (Owner) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Operator)<br>Pacificorp Energy Generation (Owner) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Operator)<br>Pacificorp Energy Generation (Owner) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Operator)<br>Pacificorp Energy Generation (Owner) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Operator)<br>Pacificorp Energy Generation (Owner) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Operator)<br>Pacificorp Energy Generation (Owner) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Operator)<br>Pacificorp Energy Generation (Owner) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Operator)<br>Pacificorp Energy Generation (Owner) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Operator)<br>Pacificorp Energy Generation (Owner) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Operator)<br>Pacificorp Energy Generation (Owner) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Operator)<br>Pacificorp Energy Generation (Owner) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Operator)<br>Pacificorp Energy Generation (Owner) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Operator)<br>Pacificorp Energy Generation (Owner) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Operator)<br>Pacificorp Energy Generation (Owner) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Operator)<br>Pacificorp Energy Generation (Owner) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Operator)<br>Pacificorp Energy Generation (Owner) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Operator)<br>Pacificorp Energy Generation (Owner) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Operator)<br>Pacificorp Energy Generation (Owner) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Operator)<br>Pacificorp Energy Generation (Owner) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Operator)<br>Pacificorp Energy Generation (Owner) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Operator)<br>Pacificorp Energy Generation (Owner) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Operator)<br>Pacificorp Energy Generation (Owner) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Operator)<br>Pacificorp Energy Generation (Owner) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Operator)<br>Pacificorp Energy Generation (Owner) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Operator)<br>Pacificorp Energy Generation (Owner) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Operator)<br>Pacificorp Energy Generation (Owner) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Operator)<br>Pacificorp Energy Generation (Owner) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Operator)<br>Pacificorp Energy Generation (Owner) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Operator)<br>Pacificorp Energy Generation (Owner) Arizona Public Service Company WECC Navajo Electric Utility 4911 Electric Services 34.9394 -110.303Arizona Public Service Company (Operator)<br>Pacificorp Energy Generation (Owner) Arizona Public Service CompanySO2 PhaseNOx PhaseOperating Status Unit Type Fuel Type (Primary)

Fuel Type (Secondary)

SO2 Control(s)

NOx Control(s) Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFA Phase 2 Early Election

Operating Tangentially-fired

Coal Wet Lime FGD Low NOx Burner Technology w/ Closed-coupled/Separated OFAPM Control(s)

Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse Baghouse