Electricity

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Electric Power Annual 2010 Data Tables

With Data for 2010   |  Release Date:  November 09, 2011   |  Next Release Date: November 2012

Table 1.6.A. Capacity of Dispersed Generators by Technology Type, 2005 through 2010 (Count, Megawatts)
Period Internal Combustion Combustion Turbine Steam Turbine Hydroelectric Wind and Other Wind Photovoltaic Storage Other Total
(MW) (MW) (MW) (MW) (MW) (MW) (MW) (MW) (MW) Number of (MW)
2005* 4290 335 126 2 13         11,373 4,766
2006* 6524 346 157 3 8         9,536 7,037
2007* 7866 268 102 31 30         11,057 8,297
2008* 9335 86 248 34 70         12,262 9,773
2009* 9751 329 204 81 108         13,928 10,475
2010 2771 64 14 8   6 95 7 18 16,874 2,984
Note: Dispersed generators are commercial and industrial generators which are not connected to the grid. They may be installed at or near a customer`s site, or at other locations. They may be owned by either the customers of the distribution utility or by the utility. Other includes generators for which technology is not specified.
Source: U.S. Energy Information Administration, Form EIA-861, "Annual Electric Power Industry Report."
* During these years, generators above 1 MW were also counted. This changed in 2010 when only generators smaller than 1 MW were counted.