Table 8.11a  Electric Net Summer Capacity:  Total (All Sectors), 1949-2011
                          (Sum of Tables 8.11b and 8.11d; 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   44,887,000   0     [5] 18,500,000   13,000     [10] NA   NA   NA   18,513,000   NA   63,400,000  
1950
NA   NA   NA   NA   49,987,000   0     [5] 19,200,000   13,000     [10] NA   NA   NA   19,213,000   NA   69,200,000  
1951
NA   NA   NA   NA   54,987,000   0     [5] 20,500,000   13,000     [10] NA   NA   NA   20,513,000   NA   75,500,000  
1952
NA   NA   NA   NA   60,763,000   0     [5] 22,400,000   37,000     [10] NA   NA   NA   22,437,000   NA   83,200,000  
1953
NA   NA   NA   NA   69,463,000   0     [5] 23,800,000   37,000     [10] NA   NA   NA   23,837,000   NA   93,300,000  
1954
NA   NA   NA   NA   77,463,000   0     [5] 22,500,000   37,000     [10] NA   NA   NA   22,537,000   NA   100,000,000  
1955
NA   NA   NA   NA   86,763,000   0     [5] 27,400,000   37,000     [10] NA   NA   NA   27,437,000   NA   114,200,000  
1956
NA   NA   NA   NA   91,163,000   0     [5] 28,500,000   37,000     [10] NA   NA   NA   28,537,000   NA   119,700,000  
1957
NA   NA   NA   NA   100,281,000   55,000     [5] 30,700,000   64,000     [10] NA   NA   NA   30,764,000   NA   131,100,000  
1958
NA   NA   NA   NA   110,681,000   55,000     [5] 32,500,000   64,000     [10] NA   NA   NA   32,564,000   NA   143,300,000  
1959
NA   NA   NA   NA   120,981,000   55,000     [5] 34,800,000   64,000     [10] NA   NA   NA   34,864,000   NA   155,900,000  
1960
NA   NA   NA   NA   130,814,000   411,000     [5] 35,800,000   64,000     [10] 11,000   NA   NA   35,875,000   NA   167,100,000  
1961
NA   NA   NA   NA   137,814,000   411,000     [5] 40,700,000   64,000     [10] 11,000   NA   NA   40,775,000   NA   179,000,000  
1962
NA   NA   NA   NA   147,292,000   733,000     [5] 44,000,000   64,000     [10] 11,000   NA   NA   44,075,000   NA   192,100,000  
1963
NA   NA   NA   NA   161,819,000   793,000     [5] 47,000,000   64,000     [10] 24,000   NA   NA   47,088,000   NA   209,700,000  
1964
NA   NA   NA   NA   173,419,000   793,000     [5] 49,400,000   64,000     [10] 24,000   NA   NA   49,488,000   NA   223,700,000  
1965
NA   NA   NA   NA   182,919,000   793,000     [5] 51,000,000   64,000     [10] 24,000   NA   NA   51,088,000   NA   234,800,000  
1966
NA   NA   NA   NA   194,525,500   1,679,000     [5] 51,200,000   71,500     [10] 24,000   NA   NA   51,295,500   NA   247,500,000  
1967
NA   NA   NA   NA   208,893,500   2,684,000     [5] 55,000,000   71,500     [10] 51,000   NA   NA   55,122,500   NA   266,700,000  
1968
NA   NA   NA   NA   223,222,500   2,728,000     [5] 57,900,000   71,500     [10] 78,000   NA   NA   58,049,500   NA   284,000,000  
1969
NA   NA   NA   NA   243,622,500   4,428,000     [5] 61,600,000   71,500     [10] 78,000   NA   NA   61,749,500   NA   309,800,000  
1970
NA   NA   NA   NA   265,446,500   7,004,000     [5] 63,800,000   71,500     [10] 78,000   NA   NA   63,949,500   NA   336,400,000  
1971
NA   NA   NA   NA   288,011,500   9,033,000     [5] 69,100,000   71,500     [10] 184,000   NA   NA   69,355,500   NA   366,400,000  
1972
NA   NA   NA   NA   310,652,500   14,481,000     [5] 70,500,000   76,500     [10] 290,000   NA   NA   70,866,500   NA   396,000,000  
1973
NA   NA   NA   NA   341,244,500   22,683,000     [5] 75,400,000   76,500     [10] 396,000   NA   NA   75,872,500   NA   439,800,000  
1974
NA   NA   NA   NA   360,660,500   31,867,000     [5] 75,500,000   76,500     [10] 396,000   NA   NA   75,972,500   NA   468,500,000  
1975
NA   NA   NA   NA   375,054,500   37,267,000     [5] 78,400,000   76,500     [10] 502,000   NA   NA   78,978,500   NA   491,300,000  
1976
NA   NA   NA   NA   394,799,500   43,822,000     [5] 78,000,000   76,500     [10] 502,000   NA   NA   78,578,500   NA   517,200,000  
1977
NA   NA   NA   NA   410,418,500   46,303,000     [5] 78,600,000   76,500     [10] 502,000   NA   NA   79,178,500   NA   535,900,000  
1978
NA   NA   NA   NA   420,797,500   50,824,000     [5] 79,900,000   76,500     [10] 502,000   NA   NA   80,478,500   NA   552,100,000  
1979
NA   NA   NA   NA   432,108,500   49,747,000     [5] 82,900,000   77,500     [10] 667,000   NA   NA   83,644,500   NA   565,500,000  
1980
NA   NA   NA   NA   444,103,500   51,810,000     [5] 81,700,000   77,500     [10] 909,000   NA   NA   82,686,500   NA   578,600,000  
1981
NA   NA   NA   NA   458,871,140   56,042,000     [5] 82,400,000   77,500     [10] 909,000   NA   360   83,386,860   NA   598,300,000  
1982
NA   NA   NA   NA   469,558,125   60,035,000     [5] 83,000,000   79,320     [10] 1,022,000   NA   5,555   84,106,875   NA   613,700,000  
1983
NA   NA   NA   NA   472,766,009   63,009,000     [5] 83,900,000   211,820     [10] 1,207,000   NA   6,171   85,324,991   NA   621,100,000  
1984
NA   NA   NA   NA   478,579,479   69,652,000     [5] 85,300,000   320,520     [10] 1,231,400     [11] 16,601   86,868,521   NA   635,100,000  
1985
NA   NA   NA   NA   484,955,389   79,397,000     [5] 88,900,000   200,000   150,500   1,579,610     [11] 17,501   90,847,611   NA   655,200,000  
1986
NA   NA   NA   NA   488,337,925   85,241,000     [5] 89,300,000   193,000   150,500   1,558,310     [11] 19,265   91,221,075   NA   664,800,000  
1987
NA   NA   NA   NA   488,842,225   93,583,000     [5] 89,700,000   200,900   199,800   1,549,310     [11] 24,765   91,674,775   NA   674,100,000  
1988
NA   NA   NA   NA   490,609,927   94,695,000     [5] 90,300,000   221,352   199,900   1,667,236     [11] 6,585   92,395,073   NA   677,700,000  
198912
303,108,184   79,060,596   135,677,661   1,545,731   519,392,172   98,160,610   18,094,424   74,110,934   5,222,420   2,051,435   2,576,626   189,951   1,527,736   85,679,102   470,700   721,797,008  
1990
307,361,483   77,920,960   140,848,524   1,640,783   527,771,750   99,623,580   19,462,024   73,923,046   5,549,341   2,511,370   2,665,823   313,992   1,799,444   86,763,016   501,474   734,121,844  
1991
307,438,253   74,247,587   147,609,514   2,102,972   531,398,326   99,588,880   18,413,574   76,036,306   6,136,746   2,928,122   2,621,936   322,651   1,885,374   89,931,135   538,502   739,870,417  
1992
309,371,939   73,114,458   152,177,384   2,069,273   536,733,054   98,985,380   21,189,744   74,772,696   6,212,967   3,029,651   2,876,793   338,751   1,822,506   89,053,364   545,213   746,506,755  
1993
310,147,606   71,102,037   158,597,605   1,931,235   541,778,483   99,041,080   21,146,398   77,410,411   6,452,972   3,121,680   2,944,799   339,743   1,796,338   92,065,943   549,831   754,581,735  
1994
311,415,104   71,710,103   164,779,879   2,093,394   549,998,480   99,148,250   21,207,898   78,040,935   6,683,036   3,288,399   2,972,410   332,951   1,744,666   93,062,397   549,831   763,966,856  
1995
311,385,781   66,621,868   174,481,670   1,660,694   554,150,013   99,514,860   21,386,568   78,561,734   6,749,572   3,518,947   2,967,738   332,951   1,731,101   93,862,043   549,831   769,463,315  
1996
313,382,058   72,517,878   174,134,609   1,664,154   561,698,699   100,784,390   21,110,218   76,437,422   6,807,817   3,597,553   2,892,928   333,044   1,677,628   91,746,392   549,831   775,889,530  
1997
313,624,215   72,463,449   176,470,563   1,525,125   564,083,352   99,715,640   19,310,098   79,414,569   6,924,362   3,590,175   2,892,728   334,244   1,609,693   94,765,771   774,435   778,649,296  
1998
315,785,973   66,281,637   180,287,756   1,520,243   563,875,609   97,069,680   19,518,498   79,150,644   6,801,550   3,693,882   2,893,268   335,174   1,720,008   94,594,526   809,960   775,868,273  
1999
315,495,796   60,068,906   195,118,879   1,909,471   572,593,052   97,410,610   19,565,298   79,393,068   6,794,632   3,659,865   2,846,050   389,188   2,251,807   95,334,610   1,023,265   785,926,835  
2000
315,113,744   61,837,084   219,590,357   2,341,698   598,882,883   97,859,730   19,522,388   79,359,079   6,147,427   3,868,721   2,792,594   386,265   2,376,679   94,930,765   523,472   811,719,238  
2001
314,230,440   66,162,340   252,832,430   1,670,180   634,895,390   98,158,900   19,663,980   78,915,780   5,881,580   3,748,240   2,216,210   391,600   3,863,640   95,017,050   518,570   848,253,890  
2002
315,350,080   59,650,790   312,512,250   2,007,600   689,520,720   98,657,000   20,371,400   79,355,900   5,844,100   3,800,040   2,252,250   396,600   4,416,640   96,065,530   686,440   905,301,090  
2003
313,018,880   60,729,760   355,441,790   1,994,020   731,184,450   99,208,860   20,521,790   78,693,910   5,870,500   3,757,550   2,133,250   397,000   5,995,190   96,847,400   683,970   948,446,470  
2004
313,020,260   59,118,920   371,011,120   2,296,160   745,446,460   99,628,100   20,764,440   77,640,500   6,181,800   3,529,280   2,152,080   397,800   6,455,800   96,357,260   745,690   962,941,950  
2005
313,380,460   58,547,520   383,061,200   2,063,460   757,052,640   99,988,040   21,346,620   77,540,870   6,193,240   3,608,940   2,285,300   410,800   8,706,410   98,745,560   886,990   978,019,850  
2006
312,955,900   58,097,160   388,293,750   2,256,330   761,603,140   100,333,770   21,461,340   77,820,960   6,372,350   3,727,440   2,273,980   410,800   11,328,790   101,934,320   882,360   986,214,930  
2007
312,738,200   56,067,500   392,875,500   2,312,600   763,993,800   100,265,700   21,886,300   77,884,500   6,704,200   4,134,400   2,214,200   501,500   16,515,100   107,953,900   787,900   994,887,600  
2008
313,321,600   57,444,500   397,459,500   1,994,900   770,220,500   100,754,900   21,857,500   77,930,200   6,864,100   4,185,900   2,228,800   535,600   24,651,300   116,395,900   941,800   1,010,170,600  
2009
314,294,100   56,780,500   401,271,800   1,932,400   774,278,800   101,003,700   22,160,400   78,517,700   6,939,300   4,316,500   2,381,900   618,500   34,295,800   127,069,700   887,800   1,025,400,400  
2010
316,800,100 [R] 55,646,900 [R] 407,028,400 [R] 2,700,300 [R] 782,175,700 [R] 101,167,400 [R] 22,198,900 [R] 78,824,700 [R] 7,037,300 [R] 4,368,500 [R] 2,404,600 [R] 866,400 [R] 39134500 [R] 132636000 [R] 883,800 [R] 1039061800 [R]
2011P
319,244,900   55,607,900   413,115,800   2,695,300   790,663,900   101,423,400   22,310,900   78,926,500   7,093,500   4,435,700   2,435,200   1,488,500   45,192,900   139,572,300   861,400   1,054,831,900  
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.