Table 8.11a  Electric Net Summer Capacity:  Total (All Sectors), 1949-2011
                           (Sum of Tables 8.11b and 8.11d; Million Kilowatts)




Year
Fossil Fuels

Nuclear
Electric
Power

Hydro-
electric
Pumped
Storage
Renewable Energy



Other 9




Total


Coal 1


Petroleum 2

Natural
Gas 3

Other
Gases 4


Total
Conventional
Hydroelectric
Power 5
Biomass
Geo-
thermal


Solar/PV 8


Wind


Total
Wood 6 Waste 7
1949
NA NA NA NA 44.9 0.0 [5] 18.5 (s) [10] NA NA NA 18.5 NA 63.4
1950
NA NA NA NA 50.0 .0 [5] 19.2 (s) [10] NA NA NA 19.2 NA 69.2
1951
NA NA NA NA 55.0 .0 [5] 20.5 (s) [10] NA NA NA 20.5 NA 75.5
1952
NA NA NA NA 60.8 .0 [5] 22.4 (s) [10] NA NA NA 22.4 NA 83.2
1953
NA NA NA NA 69.5 .0 [5] 23.8 (s) [10] NA NA NA 23.8 NA 93.3
1954
NA NA NA NA 77.5 .0 [5] 22.5 (s) [10] NA NA NA 22.5 NA 100.0
1955
NA NA NA NA 86.8 .0 [5] 27.4 (s) [10] NA NA NA 27.4 NA 114.2
1956
NA NA NA NA 91.2 .0 [5] 28.5 (s) [10] NA NA NA 28.5 NA 119.7
1957
NA NA NA NA 100.3 .1 [5] 30.7 .1 [10] NA NA NA 30.8 NA 131.1
1958
NA NA NA NA 110.7 .1 [5] 32.5 .1 [10] NA NA NA 32.6 NA 143.3
1959
NA NA NA NA 121.0 .1 [5] 34.8 .1 [10] NA NA NA 34.9 NA 155.9
1960
NA NA NA NA 130.8 .4 [5] 35.8 .1 [10] (s) NA NA 35.9 NA 167.1
1961
NA NA NA NA 137.8 .4 [5] 40.7 .1 [10] (s) NA NA 40.8 NA 179.0
1962
NA NA NA NA 147.3 .7 [5] 44.0 .1 [10] (s) NA NA 44.1 NA 192.1
1963
NA NA NA NA 161.8 .8 [5] 47.0 .1 [10] (s) NA NA 47.1 NA 209.7
1964
NA NA NA NA 173.4 .8 [5] 49.4 .1 [10] (s) NA NA 49.5 NA 223.7
1965
NA NA NA NA 182.9 .8 [5] 51.0 .1 [10] (s) NA NA 51.1 NA 234.8
1966
NA NA NA NA 194.5 1.7 [5] 51.2 .1 [10] (s) NA NA 51.3 NA 247.5
1967
NA NA NA NA 208.9 2.7 [5] 55.0 .1 [10] .1 NA NA 55.1 NA 266.7
1968
NA NA NA NA 223.2 2.7 [5] 57.9 .1 [10] .1 NA NA 58.0 NA 284.0
1969
NA NA NA NA 243.6 4.4 [5] 61.6 .1 [10] .1 NA NA 61.7 NA 309.8
1970
NA NA NA NA 265.4 7.0 [5] 63.8 .1 [10] .1 NA NA 63.9 NA 336.4
1971
NA NA NA NA 288.0 9.0 [5] 69.1 .1 [10] .2 NA NA 69.4 NA 366.4
1972
NA NA NA NA 310.7 14.5 [5] 70.5 .1 [10] .3 NA NA 70.9 NA 396.0
1973
NA NA NA NA 341.2 22.7 [5] 75.4 .1 [10] .4 NA NA 75.9 NA 439.8
1974
NA NA NA NA 360.7 31.9 [5] 75.5 .1 [10] .4 NA NA 76.0 NA 468.5
1975
NA NA NA NA 375.1 37.3 [5] 78.4 .1 [10] .5 NA NA 79.0 NA 491.3
1976
NA NA NA NA 394.8 43.8 [5] 78.0 .1 [10] .5 NA NA 78.6 NA 517.2
1977
NA NA NA NA 410.4 46.3 [5] 78.6 .1 [10] .5 NA NA 79.2 NA 535.9
1978
NA NA NA NA 420.8 50.8 [5] 79.9 .1 [10] .5 NA NA 80.5 NA 552.1
1979
NA NA NA NA 432.1 49.7 [5] 82.9 .1 [10] .7 NA NA 83.6 NA 565.5
1980
NA NA NA NA 444.1 51.8 [5] 81.7 .1 [10] .9 NA NA 82.7 NA 578.6
1981
NA NA NA NA 458.9 56.0 [5] 82.4 .1 [10] .9 NA (s) 83.4 NA 598.3
1982
NA NA NA NA 469.6 60.0 [5] 83.0 .1 [10] 1.0 NA (s) 84.1 NA 613.7
1983
NA NA NA NA 472.8 63.0 [5] 83.9 .2 [10] 1.2 NA (s) 85.3 NA 621.1
1984
NA NA NA NA 478.6 69.7 [5] 85.3 .3 [10] 1.2 [11] (s) 86.9 NA 635.1
1985
NA NA NA NA 485.0 79.4 [5] 88.9 .2 .2 1.6 [11] (s) 90.8 NA 655.2
1986
NA NA NA NA 488.3 85.2 [5] 89.3 .2 .2 1.6 [11] (s) 91.2 NA 664.8
1987
NA NA NA NA 488.8 93.6 [5] 89.7 .2 .2 1.5 [11] (s) 91.7 NA 674.1
1988
NA NA NA NA 490.6 94.7 [5] 90.3 .2 .2 1.7 [11] (s) 92.4 NA 677.7
198912
303.1 79.1 135.7 1.5 519.4 98.2 18.1 74.1 5.2 2.1 2.6 .2 1.5 85.7 .5 721.8
1990
307.4 77.9 140.8 1.6 527.8 99.6 19.5 73.9 5.5 2.5 2.7 .3 1.8 86.8 .5 734.1
1991
307.4 74.2 147.6 2.1 531.4 99.6 18.4 76.0 6.1 2.9 2.6 .3 1.9 89.9 .5 739.9
1992
309.4 73.1 152.2 2.1 536.7 99.0 21.2 74.8 6.2 3.0 2.9 .3 1.8 89.1 .5 746.5
1993
310.1 71.1 158.6 1.9 541.8 99.0 21.1 77.4 6.5 3.1 2.9 .3 1.8 92.1 .5 754.6
1994
311.4 71.7 164.8 2.1 550.0 99.1 21.2 78.0 6.7 3.3 3.0 .3 1.7 93.1 .5 764.0
1995
311.4 66.6 174.5 1.7 554.2 99.5 21.4 78.6 6.7 3.5 3.0 .3 1.7 93.9 .5 769.5
1996
313.4 72.5 174.1 1.7 561.7 100.8 21.1 76.4 6.8 3.6 2.9 .3 1.7 91.7 .5 775.9
1997
313.6 72.5 176.5 1.5 564.1 99.7 19.3 79.4 6.9 3.6 2.9 .3 1.6 94.8 .8 778.6
1998
315.8 66.3 180.3 1.5 563.9 97.1 19.5 79.2 6.8 3.7 2.9 .3 1.7 94.6 .8 775.9
1999
315.5 60.1 195.1 1.9 572.6 97.4 19.6 79.4 6.8 3.7 2.8 .4 2.3 95.3 1.0 785.9
2000
315.1 61.8 219.6 2.3 598.9 97.9 19.5 79.4 6.1 3.9 2.8 .4 2.4 94.9 .5 811.7
2001
314.2 66.2 252.8 1.7 634.9 98.2 19.7 78.9 5.9 3.7 2.2 .4 3.9 95.0 .5 848.3
2002
315.4 59.7 312.5 2.0 689.5 98.7 20.4 79.4 5.8 3.8 2.3 .4 4.4 96.1 .7 905.3
2003
313.0 60.7 355.4 2.0 731.2 99.2 20.5 78.7 5.9 3.8 2.1 .4 6.0 96.8 .7 948.4
2004
313.0 59.1 371.0 2.3 745.4 99.6 20.8 77.6 6.2 3.5 2.2 .4 6.5 96.4 .7 962.9
2005
313.4 58.5 383.1 2.1 757.1 100.0 21.3 77.5 6.2 3.6 2.3 .4 8.7 98.7 .9 978.0
2006
313.0 58.1 388.3 2.3 761.6 100.3 21.5 77.8 6.4 3.7 2.3 .4 11.3 101.9 .9 986.2
2007
312.7 56.1 392.9 2.3 764.0 100.3 21.9 77.9 6.7 4.1 2.2 .5 16.5 108.0 .8 994.9
2008
313.3 57.4 397.5 2.0 770.2 100.8 21.9 77.9 6.9 4.2 2.2 .5 24.7 116.4 .9 1,010.2
2009
314.3 56.8 401.3 1.9 774.3 101.0 22.2 78.5 6.9 4.3 2.4 .6 34.3 127.1 .9 1,025.4
2010
R 316.8 R 55.6 R 407.0 R 2.7 R 782.2 R 101.2 R 22.2 R 78.8 7.0 4.4 2.4 .9 R 39.1 R 132.6 R .9 R 1,039.1
2011P
319.2 55.6 413.1 2.7 790.7 101.4 22.3 78.9 7.1 4.4 2.4 1.5 45.2 139.6 .9 1,054.8
1Anthracite, bituminous coal, subbituminous coal, lignite, waste coal, and coal synfuel. 9Batteries, chemicals, hydrogen, pitch, purchased steam, sulfur, and miscellaneous technologies.
2Distillate fuel oil, residual fuel oil, petroleum coke, jet fuel, kerosene, other petroleum, and waste oil. 10Included in "Wood."
3Natural gas, plus a small amount of supplemental gaseous fuels. 11Included in "Wind."
4Blast furnace gas, propane gas, and other manufactured and waste gases derived from fossil fuels. 12Through 1988, data are for  electric utilities only.  Beginning in 1989, data are for electric utilities,
independent power producers, commercial plants, and industrial plants.
5Through 1988, hydroelectric pumped storage is included in "Conventional Hydroelectric Power." R=Revised.  P=Preliminary.  NA=Not available.  (s)=Less than 0.05 million kilowatts.  
6Wood and wood-derived fuels. Notes:  ·  Data are at end of year.  ·  For plants that use multiple sources of energy, capacity is assigned
to the energy source reported as the predominant one. ·  See Note 1, "Coverage of Electricity Statistics," at
end of section.·  See "Generator Net Summer Capacity" in Glossary.  ·  Totals may not equal sum of
components due to independent rounding.
7Municipal solid waste from biogenic sources, landfill gas, sludge waste, agricultural byproducts, and
other biomass.  For all years, also includes non-renewable waste (municipal solid waste from non-biogenic
sources, and tire-derived fuels).
Web Page:  For related information, see http://www.eia.gov/electricity/.
8Solar thermal and photovoltaic (PV) energy. Sources:  Tables 8.11b and 8.11d.