1. State Emissions and Emission Rates

2. State Resource Mix

3. Generation by Fuel Type (graphic representation)

4. eGRID Subregion Emissions - Greenhouse Gases

5. eGRID Subregion Emissions - Criteria Pollutants

6. eGRID Subregion Emission Rates - Greenhouse Gases

7. eGRID Subregion Emission Rates - Criteria Pollutants

8. eGRID Subregion Resource Mix

9. NERC Region Emissions

10. NERC Region Emission Rates

11. NERC Region Resource Mix

eGRID2007 Version 1.1 

Year 2005 Summary Tables 

(created December 2008)
State

Emissions

(tons)

Output 

emission 

rate 

(lb/MWh)

Ozone season 

emissions

(tons)

Ozone 

season 

output 

emission 

rate 

(lb/MWh)

Emissions

(tons)

Output 

emission 

rate 

(lb/MWh)

Emissions

(tons)

Output 

emission 

rate 

(lb/MWh)

Emissions

(lbs)

Output 

emission 

rate 

(lb/GWh)

Emissions

(lbs)

Output 

emission 

rate 

(lb/GWh)

AK 10,908.68 3.3174 4,473.51 3.4100 3,551.84 1.0801 3,583,598.7 1,089.79 162,166.8 24.66 39,690.3 6.04

AL 138,269.28 2.0138 47,105.68 1.5258 466,164.70 6.7892 92,043,923.1 1,340.53 3,447,073.9 25.10 3,169,994.4 23.08

AR 38,011.21 1.5906 16,918.57 1.4968 71,132.21 2.9766 29,375,197.8 1,229.23 1,528,239.0 31.98 1,065,991.2 22.30

AZ 81,977.08 1.6159 36,631.70 1.5345 53,238.17 1.0494 58,778,193.0 1,158.58 1,576,157.9 15.53 1,616,641.9 15.93

CA 22,302.45 0.2231 10,460.26 0.2211 13,576.65 0.1358 53,985,904.8 540.06 6,117,976.5 30.60 899,178.9 4.50

CO 72,523.23 2.9224 31,180.47 2.9113 62,897.66 2.5346 47,420,655.1 1,910.88 1,165,299.6 23.48 1,452,396.6 29.26

CT 10,086.99 0.6013 4,293.69 0.5862 9,165.89 0.5464 13,485,688.6 803.92 2,274,325.3 67.79 457,295.8 13.63

DC 412.95 3.6538 364.40 3.4464 914.34 8.0900 274,901.1 2,432.30 23,728.7 104.97 4,745.7 21.00

DE 13,546.31 3.3297 6,143.41 3.1073 32,534.86 7.9972 8,209,955.0 2,018.04 296,927.1 36.49 215,766.6 26.52

FL 232,374.96 2.1140 111,431.69 2.1066 427,367.29 3.8879 147,356,227.6 1,340.54 10,052,442.6 45.73 3,886,101.1 17.68

GA 118,496.71 1.7347 38,039.96 1.1683 646,010.65 9.4572 95,805,693.5 1,402.54 3,007,898.5 22.02 3,269,108.9 23.93

HI 22,355.13 3.8802 10,042.06 4.0215 24,009.52 4.1673 9,973,066.3 1,731.01 1,905,878.4 165.40 345,203.5 29.96

IA 75,754.12 3.4444 32,979.97 3.3393 137,912.79 6.2706 41,947,003.5 1,907.24 984,511.8 22.38 1,390,794.3 31.62

ID 757.77 0.1400 310.67 0.1091 949.00 0.1753 723,800.4 133.73 207,424.6 19.16 37,193.7 3.44

IL 133,020.84 1.3702 36,776.61 0.8605 350,703.25 3.6126 109,310,141.6 1,126.00 2,552,683.7 13.15 3,591,868.2 18.50

IN 214,229.26 3.2885 57,740.17 2.0258 876,661.47 13.4570 136,006,998.2 2,087.75 3,197,209.9 24.54 4,529,353.0 34.76

KS 89,973.17 3.9236 41,595.24 4.0563 136,521.99 5.9535 43,453,084.3 1,894.92 1,066,380.4 23.25 1,435,914.1 31.31

KY 167,571.04 3.4260 37,558.49 1.7481 503,807.18 10.3004 100,632,256.5 2,057.45 2,360,641.2 24.13 3,415,398.9 34.91

LA 75,548.05 1.6303 34,533.52 1.6445 114,467.12 2.4701 54,472,600.4 1,175.49 2,358,929.2 25.45 1,243,498.4 13.42

MA 26,342.18 1.1093 9,904.96 0.9788 83,686.32 3.5240 29,990,704.0 1,262.91 3,249,178.6 68.41 818,561.7 17.23

MD 64,802.53 2.4622 21,144.97 1.8401 287,866.63 10.9375 35,590,672.9 1,352.27 1,820,454.0 34.58 1,196,458.5 22.73

ME 9,024.74 1.0270 3,187.89 0.8969 10,734.92 1.2216 6,499,973.0 739.65 4,024,971.4 229.01 571,043.6 32.49

MI 126,584.90 2.0812 49,344.62 1.8298 390,490.65 6.4202 81,961,230.9 1,347.55 3,606,301.5 29.65 2,877,490.0 23.65

MN 88,480.38 3.3448 36,404.38 3.2585 105,570.95 3.9909 42,183,866.1 1,594.67 2,048,507.3 38.72 1,507,279.7 28.49

MO 128,506.86 2.8288 45,188.35 2.2706 295,031.83 6.4944 83,903,379.0 1,846.93 1,935,821.3 21.31 2,790,190.8 30.71

MS 44,190.09 1.9607 23,209.19 2.0488 77,262.10 3.4281 27,626,151.8 1,225.77 1,194,115.4 26.49 785,181.7 17.42

MT 40,795.63 2.9204 17,023.30 2.6724 21,771.26 1.5585 22,239,943.1 1,592.05 551,190.5 19.73 759,879.5 27.20

NC 115,726.42 1.7841 30,807.83 1.0613 510,453.44 7.8692 79,459,971.8 1,224.97 2,571,438.6 19.82 2,765,521.0 21.32

ND 77,082.25 4.8278 31,582.75 4.7365 138,894.30 8.6992 37,124,155.8 2,325.16 801,563.0 25.10 1,192,829.3 37.35

NE 54,116.87 3.4398 21,949.35 3.2538 74,209.47 4.7169 25,265,169.3 1,605.90 584,468.8 18.58 839,872.9 26.69

NH 11,493.84 0.9416 3,614.40 0.6653 55,228.58 4.5243 9,622,652.3 788.28 1,489,325.3 61.00 366,366.3 15.01

NJ 29,863.52 0.9855 10,678.02 0.7658 58,199.36 1.9205 21,775,912.9 718.57 1,831,535.3 30.22 653,702.4 10.79

NM 76,309.72 4.3437 33,169.92 4.2931 30,669.27 1.7458 34,009,625.1 1,935.90 817,809.9 23.28 1,072,523.1 30.53

NV 45,933.21 2.2450 20,228.28 2.2128 53,553.12 2.6174 29,479,348.3 1,440.79 819,356.5 20.02 730,423.8 17.85

NY 65,647.39 0.8867 29,366.38 0.8842 181,615.48 2.4531 61,325,138.0 828.33 5,472,744.6 36.96 1,540,840.6 10.41

OH 260,352.29 3.3173 53,428.45 1.5639 1,116,299.97 14.2233 139,060,670.8 1,771.84 3,294,991.9 20.99 4,693,870.1 29.90

OK 87,234.01 2.4823 41,141.98 2.3163 108,741.39 3.0944 54,918,161.6 1,562.76 1,522,726.5 21.67 1,436,581.1 20.44

OR 11,003.14 0.4444 4,792.80 0.5116 12,932.42 0.5223 9,939,648.9 401.45 840,128.9 16.97 237,791.9 4.80

PA 184,311.23 1.6909 50,735.83 1.0600 997,192.45 9.1482 135,654,583.9 1,244.50 5,541,258.4 25.42 4,564,949.7 20.94

RI 644.39 0.2129 311.35 0.2089 165.92 0.0548 2,919,853.8 964.72 116,308.2 19.21 11,957.8 1.98

SC 55,594.47 1.0846 17,930.98 0.8004 226,159.35 4.4122 45,817,122.1 893.86 1,529,849.3 14.92 1,555,340.6 15.17

SD 14,800.40 4.5395 5,348.46 3.6268 11,460.63 3.5151 3,851,980.4 1,181.45 91,052.9 13.96 124,118.7 19.03

TN 103,412.56 2.1318 22,468.09 1.0633 268,048.54 5.5257 61,076,912.7 1,259.07 1,592,464.6 16.41 2,103,950.4 21.69

TX 196,031.29 0.9870 86,302.46 0.9044 597,420.87 3.0079 269,204,654.5 1,355.41 7,843,575.9 19.75 6,099,389.7 15.35

UT 70,779.96 3.7098 31,263.89 3.7409 37,007.65 1.9397 40,122,566.9 2,102.97 921,222.2 24.14 1,342,781.2 35.19

VA 70,496.04 1.7890 21,874.59 1.2729 227,114.45 5.7635 47,130,905.6 1,196.05 3,230,331.6 40.99 1,676,006.1 21.27

VT 581.37 0.2034 266.69 0.2220 48.48 0.0170 13,297.8 4.65 506,578.9 88.61 67,621.1 11.83

WA 21,600.13 0.4236 8,332.14 0.3878 4,525.15 0.0887 16,882,589.7 331.11 1,672,301.6 16.40 616,155.6 6.04

WI 74,369.76 2.4052 31,798.10 2.3253 189,960.37 6.1436 53,186,665.6 1,720.13 1,578,126.8 25.52 1,748,801.6 28.28

WV 162,304.81 3.4680 28,802.00 1.4143 472,124.15 10.0881 90,236,388.9 1,928.12 2,049,347.8 21.89 3,062,605.3 32.72

WY 91,392.93 4.0113 37,458.62 3.8958 90,280.78 3.9625 51,296,417.0 2,251.46 1,170,313.5 25.68 1,696,751.6 37.24

U.S. 3,927,928.52 1.9366 1,387,641.07 1.5162 10,666,306.79 5.2589 2,696,209,203.8 1,329.35 110,605,256.4 27.27 83,572,972.9 20.60

Nitrous oxide (N2O)

Year 2005 State Emissions and Emission Rates 

Nitrogen oxides (NOx) Sulfur dioxide (SO2) Carbon dioxide (CO2) Methane (CH4)

USEPA eGRID2007 Version 1.1 p. 1 December 2008
State

Nameplate 

capacity (MW)

Net Generation 

(MWh) Coal Oil Gas Other fossil Biomass Hydro Nuclear Wind Solar

Geothermal

Other 

unknown/ 

purchased 

fuel 

AK 2,009.5 6,576,653.1 9.4749 11.5578 56.6188 0.0000 0.0799 22.2597 0.0000 0.0090 0.0000 0.0000 0.0000

AL 33,206.2 137,325,018.7 56.8508 0.1453 10.0961 0.0869 2.3450 7.3873 23.0797 0.0000 0.0000 0.0000 0.0090

AR 14,609.1 47,794,506.6 48.2004 0.4324 12.5703 0.0320 3.6295 6.4928 28.6426 0.0000 0.0000 0.0000 0.0000

AZ 28,727.3 101,465,934.9 39.5633 0.0426 28.4758 0.0000 0.0595 6.4107 25.4346 0.0000 0.0134 0.0000 0.0000

CA 66,022.8 199,924,749.7 0.9833 1.2886 46.7057 1.1304 2.9082 19.8833 18.0843 2.1305 0.2685 6.5138 0.1035

CO 12,454.8 49,632,185.6 71.6675 0.0343 24.0594 0.0000 0.0692 2.6056 0.0000 1.5640 0.0000 0.0000 0.0000

CT 8,695.9 33,549,743.9 11.9121 9.4071 26.4242 2.3010 2.1191 1.4204 46.3852 0.0000 0.0000 0.0000 0.0309

DC 868.0 226,042.0 0.0000 100.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000

DE 3,517.5 8,136,567.1 59.3979 14.9501 19.5508 6.1013 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000

FL 62,446.5 219,845,864.3 28.4303 16.9257 38.0526 0.6249 1.9701 0.1211 13.0814 0.0000 0.0000 0.0000 0.7941

GA 39,737.9 136,617,442.0 63.8539 0.7365 7.1539 0.0375 2.3397 2.7963 23.0822 0.0000 0.0000 0.0000 0.0000

HI 2,592.7 11,522,803.2 14.1567 78.7692 0.0000 1.6454 2.6132 0.8348 0.0000 0.0576 0.0000 1.9231 0.0000

IA 12,869.5 43,987,078.7 77.4852 0.3399 5.6396 0.0283 0.2637 2.1814 10.3174 3.7446 0.0000 0.0000 0.0000

ID 3,441.4 10,824,979.6 0.8793 0.0000 14.3203 0.0000 5.3306 78.9112 0.0000 0.0000 0.0000 0.0000 0.5586

IL 48,313.8 194,157,100.8 47.5204 0.1679 3.6622 0.1229 0.3526 0.0665 48.0348 0.0727 0.0000 0.0000 0.0000

IN 30,085.7 130,290,362.9 94.2483 0.2029 2.7603 2.0747 0.0510 0.3364 0.0000 0.0000 0.0000 0.0000 0.3264

KS 12,007.5 45,862,689.7 75.1825 2.1508 2.4801 0.0000 0.0000 0.0247 19.2334 0.9285 0.0000 0.0000 0.0000

KY 22,703.9 97,822,418.3 91.0662 3.7626 1.6950 0.0174 0.4318 3.0271 0.0000 0.0000 0.0000 0.0000 0.0000

LA 29,797.0 92,680,362.2 24.8924 3.7612 47.2937 3.0399 2.8873 0.8750 16.9144 0.0000 0.0000 0.0000 0.3360

MA 15,549.2 47,494,728.0 25.3366 14.9838 42.6922 1.7478 2.5277 1.1843 11.5277 0.0000 0.0000 0.0000 0.0000

MD 13,375.7 52,638,599.3 55.6890 7.2524 3.5936 1.2514 1.0446 3.2365 27.9324 0.0000 0.0000 0.0000 0.0000

ME 4,440.0 17,575,739.2 1.8341 8.6192 42.5971 1.7437 21.9299 23.2760 0.0000 0.0000 0.0000 0.0000 0.0000

MI 33,052.7 121,645,244.3 57.8285 0.7381 11.2060 0.8296 2.0856 0.2882 27.0225 0.0015 0.0000 0.0000 0.0000

MN 13,222.8 52,906,084.8 62.1160 1.4806 5.1446 0.5644 1.8917 1.4643 24.2604 2.9911 0.0000 0.0000 0.0869

MO 22,048.1 90,857,129.2 85.2296 0.1854 4.2889 0.0768 0.0102 1.3706 8.8387 0.0000 0.0000 0.0000 0.0000

MS 17,176.7 45,075,692.9 36.9066 3.1866 34.0245 0.0430 3.4793 0.0000 22.3576 0.0000 0.0000 0.0000 0.0025

MT 5,245.8 27,938,776.3 63.7943 1.4818 0.1291 0.0458 0.2335 34.3156 0.0000 0.0000 0.0000 0.0000 0.0000

NC 29,011.9 129,733,725.3 60.4706 0.3739 2.4122 0.0572 1.4159 4.2726 30.8183 0.0000 0.0000 0.0000 0.1793

ND 5,070.8 31,932,614.6 94.7582 0.1071 0.0285 0.1829 0.0313 4.2020 0.0000 0.6900 0.0000 0.0000 0.0000

NE 7,494.6 31,465,429.7 66.1620 0.0992 2.5535 0.0000 0.1355 2.7696 27.9731 0.3070 0.0000 0.0000 0.0000

NH 4,540.1 24,414,429.8 16.6827 5.5588 27.7899 0.2574 3.8400 7.1405 38.7307 0.0000 0.0000 0.0000 0.0000

NJ 20,854.5 60,608,679.6 19.1018 1.7996 25.0872 0.9535 1.3778 0.0000 51.5799 0.0000 0.0000 0.0000 0.1001

NM 7,066.8 35,135,640.6 85.2332 0.1050 11.9173 0.0000 0.0132 0.4696 0.0000 2.2616 0.0000 0.0000 0.0000

NV 9,841.9 40,921,212.2 44.9260 0.1088 47.4446 0.2748 0.0000 4.1601 0.0000 0.0000 0.0000 3.0857 0.0000

NY 42,824.3 148,069,580.2 13.7535 16.2274 22.4641 0.6988 1.2371 16.8852 28.6643 0.0696 0.0000 0.0000 0.0000

OH 36,796.1 156,967,960.4 87.1937 0.8859 1.7164 0.1907 0.2458 0.3286 9.4304 0.0085 0.0000 0.0000 0.0000

OK 21,796.6 70,283,511.1 51.7183 0.1001 43.0045 0.0268 0.4115 3.5236 0.0000 1.2062 0.0000 0.0000 0.0090

OR 12,766.9 49,519,311.3 7.0007 0.1197 27.0387 0.0879 1.7727 62.4975 0.0000 1.4828 0.0000 0.0000 0.0000

PA 49,296.0 218,007,339.4 55.4403 2.2741 4.9592 0.5835 0.9138 0.6949 34.9940 0.1304 0.0000 0.0000 0.0099

RI 1,996.2 6,053,293.4 0.0000 0.9220 98.9667 0.0000 0.0000 0.1112 0.0000 0.0000 0.0000 0.0000 0.0000

SC 25,142.2 102,514,661.4 38.7035 0.6563 5.2798 0.0906 1.7389 1.6968 51.8341 0.0000 0.0000 0.0000 0.0000

SD 3,027.0 6,520,768.5 45.9508 0.3187 4.1551 0.0003 0.0000 47.1504 0.0000 2.4246 0.0000 0.0000 0.0000

TN 22,688.1 97,019,349.1 60.9995 0.2376 0.5484 0.0000 0.5745 8.9792 28.6573 0.0034 0.0000 0.0000 0.0000

TX 108,093.4 397,230,222.1 37.3481 0.5724 49.2611 1.3029 0.2762 0.3355 9.6248 1.0667 0.0000 0.0000 0.2123

UT 6,856.3 38,158,077.2 94.2668 0.1072 3.0858 0.0000 0.0000 2.0558 0.0000 0.0000 0.0000 0.4843 0.0000

VA 24,321.6 78,811,115.8 44.9138 5.3757 10.4345 0.6539 3.1170 0.0806 35.4245 0.0000 0.0000 0.0000 0.0000

VT 1,086.5 5,716,751.9 0.0000 0.1780 0.0392 0.0000 7.1805 21.1800 71.2213 0.2009 0.0000 0.0000 0.0000

WA 27,646.9 101,975,586.7 10.3026 0.1001 8.4150 0.3704 1.5561 70.6843 8.0826 0.4888 0.0000 0.0000 0.0000

WI 16,934.7 61,840,344.8 67.3493 1.1367 10.4811 0.1203 1.8919 2.7541 16.0429 0.1496 0.0000 0.0000 0.0743

WV 17,343.0 93,600,525.1 97.6556 0.2388 0.2917 0.1021 0.0008 1.5465 0.0000 0.1644 0.0000 0.0000 0.0000

WY 7,031.4 45,567,305.6 95.1245 0.0928 0.7132 0.5785 0.0000 1.7740 0.0000 1.5741 0.0000 0.0000 0.1429

U.S. 1,067,745.8 4,056,441,933.0 49.6054 3.0307 18.7669 0.6021 1.3028 6.4989 19.2776 0.4390 0.0136 0.3622 0.1010

Generation resource mix (percent)

Year 2005 State Resource Mix

USEPA eGRID2007 Version 1.1 p. 2 December 2008

eGRID subregion 

acronym

eGRID subregion name

Emissions

(tons)

Output 

emission 

rate 

(lb/MWh)

Emissions

(lbs)

Output 

emission 

rate 

(lb/GWh)

Emissions

(lbs)

Output 

emission 

rate 

(lb/GWh)

AKGD ASCC Alaska Grid 3,264,767.7 1,232.36 135,640.7 25.60 34,478.9 6.51

AKMS ASCC Miscellaneous 318,831.0 498.86 26,526.1 20.75 5,211.4 4.08

AZNM WECC Southwest 103,275,053.5 1,311.05 2,749,862.5 17.45 2,825,740.5 17.94

CAMX WECC California 79,512,602.9 724.12 6,640,290.5 30.24 1,773,530.1 8.08

ERCT ERCOT All 212,605,812.5 1,324.35 5,986,718.5 18.65 4,852,892.1 15.11

FRCC FRCC All 137,055,364.0 1,318.57 9,546,845.2 45.92 3,521,806.0 16.94

HIMS HICC Miscellaneous 2,378,860.9 1,514.92 988,278.7 314.68 147,239.4 46.88

HIOA HICC Oahu 7,594,205.4 1,811.98 917,599.7 109.47 197,964.1 23.62

MROE MRO East 27,467,521.5 1,834.72 826,162.1 27.59 909,117.2 30.36

MROW MRO West 163,112,468.7 1,821.84 5,013,704.4 28.00 5,498,211.8 30.71

NEWE NPCC New England 62,532,169.5 927.68 11,660,687.7 86.49 2,292,846.3 17.01

NWPP WECC Northwest 113,506,309.0 902.24 4,813,277.9 19.13 3,748,935.0 14.90

NYCW NPCC NYC/Westchester 15,712,758.5 815.45 1,388,290.1 36.02 210,280.4 5.46

NYLI NPCC Long Island 11,584,038.2 1,536.80 1,739,933.9 115.41 272,748.6 18.09

NYUP NPCC Upstate NY 34,064,326.7 720.80 2,345,942.1 24.82 1,057,953.7 11.19

RFCE RFC East 161,167,452.0 1,139.07 8,566,391.7 30.27 5,295,851.8 18.71

RFCM RFC Michigan 76,678,048.9 1,563.28 3,328,746.2 33.93 2,665,369.6 27.17

RFCW RFC West 473,991,771.6 1,537.82 11,240,769.2 18.23 15,848,034.9 25.71

RMPA WECC Rockies 63,148,871.0 1,883.08 1,534,839.1 22.88 1,928,300.8 28.75

SPNO SPP North 64,723,307.7 1,960.94 1,572,217.6 23.82 2,118,015.4 32.09

SPSO SPP South 123,016,908.0 1,658.14 3,706,301.1 24.98 3,354,143.4 22.61

SRMV SERC Mississippi Valley 82,181,285.6 1,019.74 3,919,014.4 24.31 1,886,785.1 11.71

SRMW SERC Midwest 128,084,899.3 1,830.51 2,959,315.0 21.15 4,268,507.4 30.50

SRSO SERC South 194,468,840.3 1,489.54 6,860,048.9 26.27 6,650,931.2 25.47

SRTV SERC Tennessee Valley 177,444,440.0 1,510.44 4,710,061.5 20.05 6,024,290.5 25.64

SRVC SERC Virginia/Carolina 177,318,289.6 1,134.88 7,427,791.6 23.77 6,183,787.3 19.79

U.S. 2,696,209,203.8 1,329.35 110,605,256.4 27.27 83,572,972.9 20.60

Carbon dioxide (CO2) Methane (CH4) Nitrous oxide (N2O)

Year 2005 eGRID Subregion Emissions - Greenhouse Gases

USEPA eGRID2007 Version 1.1 p. 4 December 2008
eGRID subregion 

acronym

eGRID subregion name

Emissions 

(tons)

Output 

emission 

rate 

(lb/MWh)

Ozone season 

emissions 

(tons)

Ozone 

season 

output 

emission 

rate 

(lb/MWh)

Emissions 

(tons)

Output 

emission 

rate 

(lb/MWh)

AKGD ASCC Alaska Grid 6,568.70 2.4795 2,719.39 2.6109 3,215.45 1.2137

AKMS ASCC Miscellaneous 4,339.98 6.7906 1,754.12 6.4890 336.38 0.5263

AZNM WECC Southwest 166,324.71 2.1114 72,904.61 2.0050 85,122.16 1.0806

CAMX WECC California 67,831.93 0.6177 30,366.22 0.5897 58,306.32 0.5310

ERCT ERCOT All 140,675.76 0.8763 62,096.84 0.8041 513,061.35 3.1959

FRCC FRCC All 215,454.55 2.0728 103,422.95 2.0583 371,850.18 3.5775

HIMS HICC Miscellaneous 11,508.51 7.3289 5,081.48 6.9494 8,938.22 5.6921

HIOA HICC Oahu 10,846.63 2.5880 4,960.58 2.8091 15,071.29 3.5960

MROE MRO East 41,129.68 2.7473 16,756.50 2.5517 107,287.46 7.1664

MROW MRO West 332,498.52 3.7138 137,506.50 3.5584 505,639.95 5.6476

NEWE NPCC New England 58,173.50 0.8630 21,578.97 0.7409 159,030.10 2.3593

NWPP WECC Northwest 199,896.37 1.5889 84,719.02 1.5864 155,639.74 1.2372

NYCW NPCC NYC/Westchester 14,042.82 0.7288 6,369.75 0.6857 11,509.18 0.5973

NYLI NPCC Long Island 12,350.39 1.6385 5,388.95 1.5079 28,278.70 3.7516

NYUP NPCC Upstate NY 39,314.36 0.8319 17,641.89 0.8662 141,828.29 3.0011

RFCE RFC East 230,729.10 1.6307 73,736.56 1.1707 1,102,458.70 7.7918

RFCM RFC Michigan 115,015.04 2.3449 44,161.08 2.0189 362,972.65 7.4001

RFCW RFC West 795,437.86 2.5807 193,114.56 1.4361 3,015,765.64 9.7844

RMPA WECC Rockies 94,328.56 2.8128 39,504.02 2.7341 77,824.01 2.3207

SPNO SPP North 126,925.39 3.8455 57,408.15 3.8930 219,809.81 6.6597

SPSO SPP South 175,789.87 2.3695 79,811.27 2.2273 257,778.09 3.4746

SRMV SERC Mississippi Valley 100,105.15 1.2421 49,854.73 1.3098 145,782.40 1.8089

SRMW SERC Midwest 157,141.51 2.2458 44,930.21 1.4324 448,805.23 6.4140

SRSO SERC South 269,112.17 2.0613 96,597.27 1.5881 1,158,631.42 8.8746

SRTV SERC Tennessee Valley 291,573.21 2.4819 68,860.62 1.3282 791,737.41 6.7394

SRVC SERC Virginia/Carolina 250,814.27 1.6053 66,394.82 0.9672 919,626.62 5.8858

U.S. 3,927,928.52 1.9366 1,387,641.07 1.5162 10,666,306.79 5.2589

Sulfur dioxide (SO2 Nitrogen oxides (NO ) x)

Year 2005 eGRID Subregion Emissions - Criteria Pollutants

USEPA eGRID2007 Version 1.1 p. 5 December 2008
Fossil fuel output 

emission rates

eGRID subregion acronym

eGRID subregion name

CO2 

(lb/MWh)

CH4 

(lb/GWh)

N2O 

(lb/GWh)

CO2

(lb/MWh)

CO2 

(lb/MWh)

CH4 

(lb/GWh)

N2O 

(lb/GWh)

AKGD ASCC Alaska Grid 1,232.36 25.60 6.51 1,395.97 1,473.43 36.41 8.24

AKMS ASCC Miscellaneous 498.86 20.75 4.08 1,417.24 1,457.11 60.47 11.87

AZNM WECC Southwest 1,311.05 17.45 17.94 1,689.70 1,201.44 20.80 8.50

CAMX WECC California 724.12 30.24 8.08 1,253.41 1,083.02 39.24 5.55

ERCT ERCOT All 1,324.35 18.65 15.11 1,533.92 1,118.86 20.15 5.68

FRCC FRCC All 1,318.57 45.92 16.94 1,401.67 1,353.72 48.16 12.95

HIMS HICC Miscellaneous 1,514.92 314.68 46.88 1,697.39 1,674.15 338.44 51.42

HIOA HICC Oahu 1,811.98 109.47 23.62 1,800.30 1,855.10 120.11 20.79

MROE MRO East 1,834.72 27.59 30.36 2,216.47 1,828.63 28.82 25.20

MROW MRO West 1,821.84 28.00 30.71 2,312.94 2,158.79 45.57 35.22

NEWE NPCC New England 927.68 86.49 17.01 1,353.48 1,314.53 77.47 16.02

NWPP WECC Northwest 902.24 19.13 14.90 1,972.97 1,333.64 49.28 18.73

NYCW NPCC NYC/Westchester 815.45 36.02 5.46 1,416.58 1,525.05 56.80 9.08

NYLI NPCC Long Island 1,536.80 115.41 18.09 1,443.07 1,509.85 60.32 10.78

NYUP NPCC Upstate NY 720.80 24.82 11.19 1,554.34 1,514.11 45.30 18.41

RFCE RFC East 1,139.07 30.27 18.71 1,673.19 1,790.50 41.61 24.36

RFCM RFC Michigan 1,563.28 33.93 27.17 1,694.88 1,663.15 29.40 26.24

RFCW RFC West 1,537.82 18.23 25.71 1,977.96 1,992.86 24.49 31.72

RMPA WECC Rockies 1,883.08 22.88 28.75 2,064.38 1,617.71 22.42 20.14

SPNO SPP North 1,960.94 23.82 32.09 2,283.46 2,169.74 31.18 31.99

SPSO SPP South 1,658.14 24.98 22.61 1,773.99 1,379.05 24.40 12.04

SRMV SERC Mississippi Valley 1,019.74 24.31 11.71 1,421.49 1,257.10 29.50 9.82

SRMW SERC Midwest 1,830.51 21.15 30.50 2,103.53 2,101.16 25.66 32.92

SRSO SERC South 1,489.54 26.27 25.47 1,951.48 1,697.22 35.20 26.41

SRTV SERC Tennessee Valley 1,510.44 20.05 25.64 2,101.39 1,998.36 28.25 32.86

SRVC SERC Virginia/Carolina 1,134.88 23.77 19.79 1,899.69 1,781.28 40.09 27.46

U.S. 1,329.35 27.27 20.60 1,797.62 1,583.28 35.77 19.97

Output emission rates

Non-baseload output 

emission rates

Year 2005 eGRID Subregion Emission Rates - Greenhouse Gases

USEPA eGRID2007 Version 1.1 p. 6 December 2008
eGRID subregion 

acronym

eGRID subregion name

NOx 

(lb/MWh)

Ozone 

season NOx 

(lb/MWh)

SO2 

(lb/MWh)

NOx 

(lb/MWh)

Ozone 

season NOx 

(lb/MWh)

SO2 

(lb/MWh)

NOx 

(lb/MWh)

Ozone 

season NOx 

(lb/MWh)

SO2 

(lb/MWh)

AKGD ASCC Alaska Grid 2.4795 2.6109 1.2137 2.8087 2.9960 1.3749 3.0769 3.1501 2.7512

AKMS ASCC Miscellaneous 6.7906 6.4890 0.5263 19.2917 18.4263 1.4953 20.0105 19.6307 1.5456

AZNM WECC Southwest 2.1114 2.0050 1.0806 2.7228 2.5570 1.3847 1.0437 0.8513 0.6455

CAMX WECC California 0.6177 0.5897 0.5310 1.0178 0.9909 0.9236 0.3578 0.3401 0.2354

ERCT ERCOT All 0.8763 0.8041 3.1959 1.0134 0.9240 3.7017 0.5749 0.6327 0.6067

FRCC FRCC All 2.0728 2.0583 3.5775 2.1678 2.1392 3.9079 1.8692 1.8192 3.3989

HIMS HICC Miscellaneous 7.3289 6.9494 5.6921 8.0611 7.6710 6.3996 10.5796 11.0411 4.5107

HIOA HICC Oahu 2.5880 2.8091 3.5960 2.4471 2.5799 3.7262 3.0739 3.6865 4.1493

MROE MRO East 2.7473 2.5517 7.1664 3.2536 2.9733 8.5555 2.9043 2.7339 6.782

MROW MRO West 3.7138 3.5584 5.6476 4.7196 4.5167 7.1904 4.5118 4.2791 6.5656

NEWE NPCC New England 0.8630 0.7409 2.3593 1.0146 0.8213 3.6016 1.0311 1.0885 2.9296

NWPP WECC Northwest 1.5889 1.5864 1.2372 3.4304 3.5393 2.6696 2.1027 2.0683 1.282

NYCW NPCC NYC/Westchester 0.7288 0.6857 0.5973 1.2240 1.0564 1.0832 1.3995 1.2235 1.2297

NYLI NPCC Long Island 1.6385 1.5079 3.7516 1.4796 1.3482 4.0000 1.5463 1.7865 3.7499

NYUP NPCC Upstate NY 0.8319 0.8662 3.0011 1.7214 1.6458 6.6168 1.8164 1.8114 7.0288

RFCE RFC East 1.6307 1.1707 7.7918 2.4111 1.6347 11.8702 2.7681 2.2945 10.5256

RFCM RFC Michigan 2.3449 2.0189 7.4001 2.4983 2.1342 8.0205 2.2587 1.7129 7.1077

RFCW RFC West 2.5807 1.4361 9.7844 3.3137 1.8438 12.5802 3.4342 2.4928 14.2965

RMPA WECC Rockies 2.8128 2.7341 2.3207 3.0834 3.0128 2.5441 2.0395 2.0368 2.0408

SPNO SPP North 3.8455 3.8930 6.6597 4.4780 4.4999 7.7550 4.4104 4.3603 8.678

SPSO SPP South 2.3695 2.2273 3.4746 2.5216 2.3449 3.6827 1.9672 1.8130 1.7012

SRMV SERC Mississippi Valley 1.2421 1.3098 1.8089 1.6634 1.7024 2.3802 1.6595 1.8144 1.7745

SRMW SERC Midwest 2.2458 1.4324 6.4140 2.5790 1.6441 7.3707 3.1639 1.7602 8.8077

SRSO SERC South 2.0613 1.5881 8.8746 2.6278 1.9726 11.5238 2.5985 2.1684 10.3859

SRTV SERC Tennessee Valley 2.4819 1.3282 6.7394 3.4296 1.7924 9.3380 3.2939 2.0151 10.1064

SRVC SERC Virginia/Carolina 1.6053 0.9672 5.8858 2.6438 1.5062 9.8894 2.4879 1.8250 9.3314

U.S. 1.9366 1.5162 5.2589 2.5925 1.9879 7.1413 2.2120 1.8534 6.1336

Output emission rates

Fossil fuel output 

emission rates

Non-baseload output 

emission rates

Year 2005 eGRID Subregion Emission Rates - Criteria Pollutants

USEPA eGRID2007 Version 1.1 p. 7 December 2008
eGRID subregion 

acronym

eGRID subregion name

Nameplate 

capacity

(MW)

Net Generation 

(MWh) Coal Oil Gas

Other 

fossil Biomass Hydro Nuclear Wind Solar

Geothermal

Other 

unknown/ 

purchased 

fuel 

AKGD ASCC Alaska Grid 1,469.1 5,298,411.8 11.7607 7.1296 69.3825 0.0000 0.0072 11.7201 0.0000 0.0000 0.0000 0.0000 0.0000

AKMS ASCC Miscellaneous 540.4 1,278,241.3 0.0000 29.9131 3.7125 0.0000 0.3812 65.9471 0.0000 0.0461 0.0000 0.0000 0.0000

AZNM WECC Southwest 40,798.6 157,545,524.1 45.7483 0.0588 31.6106 0.0714 0.0413 3.5432 16.3809 0.3263 0.0086 2.2106 0.0000

CAMX WECC California 68,119.7 219,611,656.2 11.9033 1.1747 42.2704 1.0291 2.6088 17.6513 16.4631 1.9396 0.2444 4.6211 0.0943

ERCT ERCOT All 89,456.4 321,072,020.3 37.0621 0.4774 47.5239 1.2381 0.0666 0.3139 11.9078 1.2362 0.0000 0.0000 0.1741

FRCC FRCC All 59,453.4 207,884,617.6 26.2377 17.8679 39.0280 0.6407 1.5389 0.0130 13.8340 0.0000 0.0000 0.0000 0.8397

HIMS HICC Miscellaneous 808.9 3,140,566.1 1.4738 83.4929 0.0000 0.0000 4.7035 3.0627 0.0000 0.2112 0.0000 7.0560 0.0000

HIOA HICC Oahu 1,783.8 8,382,237.1 18.9086 76.9994 0.0000 2.2619 1.8300 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000

MROE MRO East 8,223.4 29,941,931.9 67.9459 2.1905 11.9942 0.1545 3.6798 3.5889 10.1773 0.1155 0.0000 0.0000 0.1534

MROW MRO West 45,194.8 179,062,972.3 73.5153 0.5962 4.0374 0.2209 0.7641 4.1534 14.6180 2.0689 0.0000 0.0000 0.0257

NEWE NPCC New England 36,309.8 134,813,887.1 15.1508 9.7991 36.6478 1.4623 5.2768 6.0083 25.6388 0.0085 0.0000 0.0000 0.0077

NWPP WECC Northwest 61,126.6 251,609,925.8 34.3589 0.2676 10.8421 0.2773 1.2686 48.6135 3.2758 0.7129 0.0000 0.3334 0.0499

NYCW NPCC NYC/Westchester 11,968.3 38,537,554.1 0.0000 20.2127 34.9281 0.4831 0.5382 0.0210 43.8169 0.0000 0.0000 0.0000 0.0000

NYLI NPCC Long Island 5,554.5 15,075,494.1 0.0000 59.0555 34.7444 2.8688 3.3312 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000

NYUP NPCC Upstate NY 25,397.0 94,518,318.5 21.5458 7.7609 15.4840 0.4402 1.1873 26.4335 27.0394 0.1090 0.0000 0.0000 0.0000

RFCE RFC East 75,355.3 282,979,629.8 45.0857 3.9729 9.6442 0.8928 1.0689 0.9076 38.3116 0.0872 0.0000 0.0000 0.0291

RFCM RFC Michigan 29,479.1 98,098,907.9 66.8882 0.8483 13.7488 1.0220 1.8932 0.0000 15.5976 0.0019 0.0000 0.0000 0.0000

RFCW RFC West 141,064.3 616,444,377.1 72.8273 0.3546 2.7265 0.6132 0.3386 0.6694 22.3360 0.0655 0.0000 0.0000 0.0690

RMPA WECC Rockies 15,982.3 67,069,739.5 71.6915 0.0424 19.4570 0.0000 0.0512 7.3676 0.0000 1.3903 0.0000 0.0000 0.0000

SPNO SPP North 18,969.3 66,012,413.0 78.2583 1.5962 5.9435 0.0778 0.0000 0.1165 13.3626 0.6451 0.0000 0.0000 0.0000

SPSO SPP South 42,530.5 148,379,742.4 55.6730 0.3611 37.4117 0.2539 1.5178 3.6727 0.0000 0.9411 0.0000 0.0000 0.1687

SRMV SERC Mississippi Valley 51,586.2 161,181,265.4 21.1991 3.3369 45.1560 2.2801 2.0667 1.2713 24.4717 0.0000 0.0000 0.0000 0.2182

SRMW SERC Midwest 32,946.0 139,944,458.8 83.1549 0.2622 3.5242 0.0416 0.0773 0.9904 11.9495 0.0000 0.0000 0.0000 0.0000

SRSO SERC South 69,757.7 261,112,732.6 64.7314 0.4724 10.9570 0.0840 3.0920 3.3196 17.3383 0.0000 0.0000 0.0000 0.0052

SRTV SERC Tennessee Valley 57,265.5 234,956,812.8 66.7385 1.6857 3.5775 0.0124 0.8088 7.7002 19.4755 0.0014 0.0000 0.0000 0.0000

SRVC SERC Virginia/Carolina 76,604.9 312,488,495.4 50.4645 1.6940 4.9484 0.2184 1.9341 1.9327 38.7335 0.0000 0.0000 0.0000 0.0744

U.S. 1,067,745.8 4,056,441,933.0 49.6054 3.0307 18.7669 0.6021 1.3028 6.4989 19.2776 0.4390 0.0136 0.3622 0.1010

Year 2005 eGRID Subregion Resource Mix

Generation resource mix (percent)

USEPA eGRID2007 Version 1.1 p. 8 December 2008
NERC region 

acronym NERC region name Emissions (tons) Output emission rate (lb/MWh) Ozone season emissions (tons)

Ozone 

season 

output 

emission 

rate 

(lb/MWh)

Emissions 

(tons)

Output 

emission 

rate 

(lb/MWh) Emissions (tons)

Output 

emission 

rate 

(lb/MWh) Emissions (lbs

ASCC Alaska Systems Coordinating Council 10,908.68 3.3174 4,473.51 3.4100 3,551.84 1.0801 3,583,598.7 1,089.79 162,166.8 FRCC Florida Reliability Coordinating Council 215,454.55 2.0728 103,422.95 2.0583 371,850.18 3.5775 137,055,364.0 1,318.57 9,546,845.2 HICC Hawaiian Islands Coordinating Council 22,355.13 3.8802 10,042.06 4.0215 24,009.52 4.1673 9,973,066.3 1,731.01 1,905,878.4 MRO Midwest Reliability Organization 373,628.20 3.5753 154,263.00 3.4122 612,927.42 5.8652 190,579,990.2 1,823.69 5,839,866.5 NPCC Northeast Power Coordinating Council 123,881.08 0.8757 50,979.56 0.8176 340,646.28 2.4079 123,893,292.8 875.74 17,134,853.8 RFC Reliability First Corporation 1,141,182.00 2.2880 311,012.21 1.4180 4,481,197.00 8.9846 711,837,272.5 1,427.21 23,135,907.0 SERC SERC Reliability Corporation 1,068,746.31 1.9262 326,637.65 1.3027 3,464,583.08 6.2443 759,497,754.8 1,368.85 25,876,231.4 SPP Southwest Power Pool 302,715.26 2.8239 137,219.42 2.7129 477,587.90 4.4553 187,740,215.7 1,751.37 5,278,518.7 TRE Texas Regional Entity 140,675.76 0.8763 62,096.84 0.8041 513,061.35 3.1959 212,605,812.5 1,324.35 5,986,718.5 WECC Western Electricity Coordinating Council 528,381.56 1.5187 227,493.87 1.4610 376,892.23 1.0833 359,442,836.4 1,033.12 15,738,270.0 U.S. 3,927,928.52 1.9366 1,387,641.07 1.5162 10,666,306.79 5.2589 2,696,209,203.8 1,329.35 110,605,256.4 

Year 2005 NERC Region Emissions 

Nitrogen oxides (NOx) Sulfur dioxide (SO2) Carbon dioxide (CO2) Methane 

USEPA eGRID2007 Version 1.1 p. 9 
NERC region 

acronym NERC region name NOx (lb/MWh) Ozone season NOx (lb/MWh) SO2 (lb/MWh) CO2 (lb/MWh) CH4 (lb/GWh) N2O (lb/GWh) NOx (lb/MWh)

Ozone 

season 

NOx 

(lb/MWh)

SO2 

(lb/MWh)

CO2 

(lb/MWh)

NOx 

(lb/MWh)

Ozone 

season 

NOx 

(lb/MWh)

ASCC Alaska Systems Coordinating Council 3.3174 3.4100 1.0801 1,089.79 24.66 6.04 4.2551 4.4607 1.3854 1,397.83 6.0502 5.7625 FRCC Florida Reliability Coordinating Council 2.0728 2.0583 3.5775 1,318.57 45.92 16.94 2.1678 2.1392 3.9079 1,401.67 1.8692 1.8192 HICC Hawaiian Islands Coordinating Council 3.8802 4.0215 4.1673 1,731.01 165.40 29.96 3.8203 3.8919 4.3801 1,775.13 5.3284 5.8244 MRO Midwest Reliability Organization 3.5753 3.4122 5.8652 1,823.69 27.94 30.66 4.5005 4.2798 7.3943 2,298.53 4.1897 3.9578 NPCC Northeast Power Coordinating Council 0.8757 0.8176 2.4079 875.74 60.56 13.55 1.2691 1.1226 4.0996 1,422.54 1.3203 1.3548 RFC Reliability First Corporation 2.2880 1.4180 8.9846 1,427.21 23.19 23.87 2.9943 1.8250 11.8615 1,869.21 3.0587 2.3145 SERC SERC Reliability Corporation 1.9262 1.3027 6.2443 1,368.85 23.32 22.54 2.6549 1.7367 8.6941 1,917.56 2.5845 1.9356 SPP Southwest Power Pool 2.8239 2.7129 4.4553 1,751.37 24.62 25.52 3.0903 2.9352 4.8664 1,922.08 2.5271 2.3783 TRE Texas Regional Entity 0.8763 0.8041 3.1959 1,324.35 18.65 15.11 1.0134 0.9240 3.7017 1,533.92 0.5749 0.6327 WECC Western Electricity Coordinating Council 1.5187 1.4610 1.0833 1,033.12 22.62 14.77 2.4653 2.3875 1.7656 1,692.47 1.0479 0.9703 U.S. 1.9366 1.5162 5.2589 1,329.35 27.27 20.60 2.5925 1.9879 7.1413 1,797.62 2.2120 1.8534 

Year 2005 eGRID NERC Region Emission Rates 

Output emission rates Fossil fuel output emission rates Non-bas

USEPA eGRID2007 Version 1.1 p. 10 
NERC region 

acronym NERC region name Nameplate capacity (MW) Net Generation (MWh) Coal Oil Gas Other fossil Biomass Hydro Nuclear Win

ASCC Alaska Systems Coordinating Council 2,009.5 6,576,653.1 9.4749 11.5578 56.6188 0.0000 0.0799 22.2597 0.0000 0.00FRCC Florida Reliability Coordinating Council 59,453.4 207,884,617.6 26.2377 17.8679 39.0280 0.6407 1.5389 0.0130 13.8340 0.00HICC Hawaiian Islands Coordinating Council 2,592.7 11,522,803.2 14.1567 78.7692 0.0000 1.6454 2.6132 0.8348 0.0000 0.05MRO Midwest Reliability Organization 53,418.2 209,004,904.2 72.7174 0.8246 5.1773 0.2114 1.1818 4.0725 13.9818 1.78NPCC Northeast Power Coordinating Council 79,229.6 282,945,253.9 14.4162 13.1610 29.2423 1.0624 3.1616 11.6958 27.2165 0.04RFC Reliability First Corporation 245,898.7 997,522,914.7 64.4160 1.4301 5.7816 0.7334 0.6998 0.6074 26.2153 0.06SERC SERC Reliability Corporation 288,160.3 1,109,683,765.0 57.1391 1.4629 11.7325 0.4203 1.7534 3.2653 24.1723 0.00SPP Southwest Power Pool 61,499.8 214,392,155.4 62.6271 0.7414 27.7225 0.1997 1.0505 2.5777 4.1144 0.85TRE Texas Regional Entity 89,456.4 321,072,020.3 37.0621 0.4774 47.5239 1.2381 0.0666 0.3139 11.9078 1.23WECC Western Electricity Coordinating Council 186,027.2 695,836,845.6 33.4488 0.4849 26.2937 0.4412 1.2964 24.6616 10.0892 1.07U.S. 1,067,745.8 4,056,441,933.0 49.6054 3.0307 18.7669 0.6021 1.3028 6.4989 19.2776 0.43

Generation resource mix (percent)

Year 2005 NERC Region Resource Mix

USEPA eGRID2007 Version 1.1 p. 11