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Data for World Geothermal Power Generation Nearing Eruption

World Cumulative Installed Geothermal Power Capacity, 1950-2007, with Projection for 2010 (table and figures)

World Installed Geothermal Power Capacity by Country, 1990-2007 (table)

Installed Geothermal Power Capacity and Geothermal Electricity Generation in Top 20 Countries, 2007 (table and figure)

Share of Total Electricity Generation from Geothermal Resources in Top 15 Countries, 2007 (table and figure)

Cumulative Installed Geothermal Power Capacity by U.S. State as of August 2008 (table)

Confirmed U.S. Geothermal Projects Under Development as of August 2008 (table)

Countries that Could Meet 100 Percent of Electricity Demand with Geothermal Energy (table)

Total Capacity of Geothermal Units Ordered by Manufacturer since Mid-2000 (table)

 


World Cumulative Installed Geothermal Power Capacity, 1950-2007, with Projection for 2010
Year
Cumulative Installed Capacity
Megawatts
1950 200
1955 262
1960 374
1965 556
1970 711
1975 1,300
1980 3,887
1985 4,764
1990 5,832
1995 6,833
2000 7,972
2005 8,933
2007 1 9,968
2010 2 13,500
1 Estimate.
2 Projection.
Source: Compiled by Earth Policy Institute with 1950-1970 data from Worldwatch Institute, Signposts 2004, CD-ROM (Washington, DC: 2004); 1975-2005 data from Ruggero Bertani, "World Geothermal Generation in 2007," GHC Bulletin, September 2007, p. 8; 2007 figure calculated from Bertani, with U.S. data from Geothermal Energy Association, Update on US Geothermal Power Production and Development (Washington, DC: 16 January 2008); 2010 projection from Karl Gawell and Griffin Greenberg, 2007 Interim Report: Update on World Geothermal Development (Washington, DC: Geothermal Energy Association, 1 May 2007).

 

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World Cumulative Installed Geothermal Power Capacity, 1950-2007

World Cumulative Installed Geothermal Power Capacity, 1950-2007, with Projection for 2010

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World Installed Geothermal Power Capacity by Country, 1990-2007
Country
1990
1995
2000
2005
2007 1
Megawatts
Australia 0.0 0.2 0.2 0.2 0.2
Austria 0.0 0.0 0.0 1.1 1.1
China 19.2 28.8 29.2 27.8 27.8
Costa Rica 0.0 55.0 142.5 163.0 162.5
El Salvador 95.0 105.0 161.0 151.0 204.2
Ethiopia 0.0 0.0 7.3 7.3 7.3
France 4.2 4.2 4.2 14.7 14.7
Germany 0.0 0.0 0.0 0.2 8.4
Guatemala 0.0 33.4 33.4 33.0 53.0
Iceland 44.6 50.0 170.0 202.0 421.2
Indonesia 144.8 309.8 589.5 797.0 992.0
Italy 545.0 631.7 785.0 791.0 810.5
Japan 214.6 413.7 546.9 535.0 535.2
Kenya 45.0 45.0 45.0 129.0 128.8
Mexico 700.0 753.0 755.0 953.0 953.0
New Zealand 283.2 286.0 437.0 435.0 471.6
Nicaragua 35.0 70.0 70.0 77.0 87.4
Papua New Guinea 0.0 0.0 0.0 6.0 56.0
Philippines 891.0 1,227.0 1,909.0 1,930.0 1,969.7
Portugal 3.0 5.0 16.0 16.0 23.0
Russia 11.0 11.0 23.0 79.0 79.0
Thailand 0.3 0.3 0.3 0.3 0.3
Turkey 20.6 20.4 20.4 20.0 38.0
United States 2,774.6 2,816.7 2,228.0 2,564.0 2,923.5
World Total 5,831.1 6,866.1 7,972.9 8,932.6 9,968.4
1 Estimate.
Source: Compiled by Earth Policy Institute with 1990 and 1995 from International Geothermal Association, "Installed Generating Capacity," at http://iga.igg.cnr.it/geoworld/geoworld.php?sub=elgen, updated 29 July 2008; 2000, 2005, and 2007 from Ruggero Bertani, "World Geothermal Generation in 2007," GHC Bulletin, September 2007, p. 9; 2007 U.S. data from Geothermal Energy Association, Update on US Geothermal Power Production and Development (Washington, DC: 16 January 2008).

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Installed Geothermal Power Capacity and Geothermal Electricity Generation in Top 20 Countries, 2007
Country
Geothermal Power Capacity 1
Geothermal Electricity Generation 2
Megawatts
Million Kilowatt-hours
United States 3 2,923.5 15,883
Philippines 1,969.7 12,596
Indonesia 992.0 6,344
Mexico 953.0 6,094
Italy 810.5 5,183
Japan 535.2 3,422
New Zealand 471.6 3,016
Iceland 421.2 2,693
El Salvador 204.2 1,306
Costa Rica 162.5 1,039
Kenya 128.8 824
Nicaragua 87.4 559
Russia 79.0 505
Papua New Guinea 56.0 358
Guatemala 53.0 339
Turkey 38.0 243
China 27.8 178
Portugal 23.0 147
France 14.7 94
Germany 8.4 54
1 Estimate.
2 Calculated based on installed capacity and  the average capacity factor of all geothermal power plants in operation today of 73 percent.
3 Approximately 750 megawatts of the 2,924 megawatts of total installed geothermal capacity was offline in 2007, primarily due to declining steam pressure at the Geysers geothermal steam field in California.
Source: Compiled by Earth Policy Institute with installed capacity from Ruggero Bertani, "World Geothermal Generation in 2007," GHC Bulletin, September 2007, p. 9; United States from Geothermal Energy Association, Update on US Geothermal Power Production and Development (Washington, DC: 16 January 2008); capacity factor from Ingvar B. Fridleifsson et al., “The Possible Role and Contribution of Geothermal Energy to the Mitigation of Climate Change,” in O. Hohmeyer and T. Trittin, eds., IPCC Scoping Meeting on Renewable Energy Sources, Proceedings (Luebeck, Germany: 20-25 January 2008), p. 5.

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Installed Geothermal Power Capacity and Geothermal Electricity Generation in Top 20 Countries, 2007

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Share of Total Electricity Generation from Geothermal Resources
in Top 15 Countries, 2007
Country
Share of Total Electricity Generated from Geothermal Resources 1
Percent
Iceland 27.1
El Salvador 26.0
Philippines 23.4
Nicaragua 20.1
Kenya 15.0
Costa Rica 12.4
Papua New Guinea 8.9
New Zealand 7.2
Indonesia 5.2
Guatemala 4.6
Mexico 2.7
Italy 1.9
Ethiopia 1.6
United States 0.4
Portugal 0.3
1 Calculated based on installed capacity and  the average capacity factor of all geothermal power plants in operation today of 73 percent.
Source: Calculated by Earth Policy Insitute using installed capacity from Ruggero Bertani, "World Geothermal Generation in 2007," GHC Bulletin, September 2007, p. 9; United States from Geothermal Energy Association, Update on US Geothermal Power Production and Development (Washington, DC: 16 January 2008); capacity factor from Ingvar B. Fridleifsson et al., “The Possible Role and Contribution of Geothermal Energy to the Mitigation of Climate Change,” in O. Hohmeyer and T. Trittin, eds., IPCC Scoping Meeting on Renewable Energy Sources, Proceedings (Luebeck, Germany: 20-25 January 2008), p. 5; total electricity generation from U.S. Department of Energy, Energy Information Administration, "World Total Net Electricity Generation, 1980-2005," Table 6.3 in International Energy Annual 2005 (Washington, DC: 13 September 2007).

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Share of Total Electricity Generation from Geothermal Resources in Top 15 Countries, 2007

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Cumulative Installed Geothermal Power Capacity by U.S. State as of August 2008
State
Cumulative Installed Capacity
Megawatts
California 1 2,555.3
Nevada 318.0
Utah 36.0
Hawaii 35.0
Idaho 13.0
Alaska 0.4
New Mexico 0.2
U.S. Total 2,957.9
1 Approximately 750 megawatts of the 2,555 megawatts of total installed geothermal capacity was offline in 2007, primarily due to declining steam pressure at the Geysers geothermal steam field.
Source: Kara Slack, U.S. Geothermal Power Production and Development Update (Washington, DC: Geothermal Energy Association, 7 August 2008), p. 2.

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Confirmed U.S. Geothermal Projects Under Development as of August 2008
Expected Capacity
State
Number of Projects
Low Range
High Range
Megawatts
Alaska 4 53.0 100.0
Arizona 1 2.0 20.0
California 20 907.6 1,016.6
Colorado 1 10.0 10.0
Florida 1 0.2 1.0
Hawaii 2 8.0 8.0
Idaho 6 251.0 326.0
Nevada 42 1,082.5 1,901.5
New Mexico 1 10.0 10.0
Oregon 11 297.4 322.4
Utah 6 244.0 244.0
Washington 1 1
n.a.
n.a.
Wyoming 1 0.2 0.2
Total 97 2,865.9 3,959.7
1 Expected capacity not reported.
Source: Kara Slack, U.S. Geothermal Power Production and Development Update (Washington, DC: Geothermal Energy Association, 7 August 2008), p. 9.

 

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Countries that Could Meet 100 Percent of Electricity Demand with Geothermal Energy
Country
Population
Total Electricity Demand
Estimated Geothermal Capacity Required to Meet Electricity Demand 1
Thousands
Million Kilowatt-hours
Megawatts
Bolivia 9,694 5,040 639
Burundi 8,856 140 18
Comoros Islands 860 20 3
Costa Rica 4,534 8,350 1,059
Djibouti 848 200 25
Dominica 73 80 10
Ecuador 13,481 12,940 1,641
El Salvador 6,953 4,690 595
Ethiopia 85,219 2,860 363
Fiji 844 1,050 133
Grenada 106 150 19
Guadeloupe 448 1,100 140
Guatemala 13,686 7,280 923
Honduras 7,246 5,340 677
Iceland 303 8,530 1,082
Indonesia 234,342 120,330 15,263
Kenya 38,550 5,500 698
Madagascar 20,215 1,050 133
Malawi 14,288 1,400 178
Martinique 400 1,120 142
Montserrat 10 20 3
Mozambique 21,813 13,170 1,670
Nicaragua 5,676 2,720 345
Panama 3,399 5,660 718
Papua New Guinea 6,458 3,700 469
Peru 28,221 24,970 3,167
Philippines 89,651 53,670 6,807
Rwanda 10,009 100 13
Saint Kitts and Nevis 40 130 16
Saint Lucia 167 300 38
Saint Vincent 121 120 15
Solomon Islands 507 60 8
Somalia 8,956 270 34
Sudan 39,445 3,940 500
Tanzania 41,464 1,880 238
Tonga 101 40 5
Uganda 31,903 1,980 251
Vanuatu 232 40 5
Yemen 23,066 4,460 566
Total 772,185 304,400 38,610
1 Assuming a capacity factor of 90 percent, typical of new geothermal power plants.
Source: Compiled by Earth Policy Institute from Karl Gawell et al., Preliminary Report: Geothermal Energy, the Potential for Clean Power from the Earth (Washington, DC: Geothermal Energy Association, 7 April 1999); 2008 population from U.N. Population Division, World Population Prospects: The 2006 Revision Population Database, at esa.un.org/unpp, updated September 2007 and Central Intelligence Agency, The World Factbook, at www.cia.gov/library/publications/the-world-factbook, updated 24 July 2008; electricity production in 2005 from U.S. Department of Energy, Energy Information Administration, "World Total Net Electricity Generation, 1980-2005," Table 6.3 in International Energy Annual 2005 (Washington, DC: 13 September 2007).

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Total Capacity of Geothermal Units Ordered by Manufacturer since Mid-2000 1
Manufacturer Country of Manufacture
Number of Units 
Capacity
Megawatts
Mitsubishi Japan 15 572.0
Ormat Israel 37 534.0
Fuji Japan 9 474.0
Nuovo Pignone Italy 8 164.0
Alstom France 7 120.0
Mafi Trench United States 6 67.0
Kaluga Turbine Works Russia 6 57.0
General Electric United States 2 56.0
Toshiba Japan 1 33.0
Harbin China 2 10.0
Enex Iceland 1 9.0
Siemens Germany 2 4.0
Turboden Italy 3 3.0
Elliot United States 1 2.0
UTC Power United States 1 0.4
GMK Germany 1 0.2
Other 2 6 122.0
Total   108 2,227.6
1 Not all units have been installed. Some are slated for installation by the end of 2009.
2 Refurbishing that can not be attributed to a specific manufacturer.
Source: Ruggero Bertani, "Geothermal Power Plants Commissioned in the Third Millennium," IGA News, April-June 2008, p. 9.

 

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