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Nuclear Power Plants Operational Status
(as of June 17, 2011)

Electric Power Company Power Plant Reactor Operational Status Last Periodic Inspection
as of June 17, 2011 as of June 17, 2011
The Hokkaido Electric Power Co., Inc. Tomari 1 Regular maintenance Apr. 20, 2011-
2 In Operation Apr. 29, 2010-July 28, 2010
3 Regular maintenance Jan. 15, 2011-
Electric Power Development Co., Ltd. Ohma   Under Construction  
The Tohoku Electric Power Co., Inc. Higashidori 1 Regular maintenance Feb. 6, 2011-
The Tokyo Electric Power Co., Inc. Higashidori 1 Under Construction  
The Tohoku Electric Power Co., Inc. Onagawa 1 Suspended Feb. 23, 2010-Aug. 11, 2010
2 Suspended Nov. 6, 2010-
3 Suspended July 29, 2010-Nov. 25, 2010
The Tokyo Electric Power Co., Inc. Fukushima I 1 Suspended  
2 Suspended  
3 Suspended  
4 Suspended  
5 Suspended  
6 Suspended  
The Tokyo Electric Power Co., Inc. Fukushima II 1 Suspended  
2 Suspended  
3 Suspended  
4 Suspended  
The Tokyo Electric Power Co., Inc. Kashiwazakikariwa 1 In Operation May 4, 2007-Aug. 4, 2010
2 Regular maintenance Feb. 19, 2007-
3 Regular maintenance Sep. 19, 2007-
4 Regular maintenance Feb. 11, 2008-
5 In Operation Nov. 24, 2006-Feb. 18, 2011
6 In Operation Oct. 31, 2010-March 9, 2011
7 In Operation Apr. 18, 2010-July 23, 2010
The Japan Atomic Power Co., Ltd. Tokai   Decomissioned  
Tokai -2   Hold→Regular maintenance May 21 2011-
The Chubu Electric Power Co., Inc. Hamaoka 1 Decomissioned  
2 Decomissioned  
3 Regular maintenance Nov. 29, 2010-
4 Suspended Oct. 14, 2010-March 2, 2011
5 Suspended March 15, 2010-Feb. 23, 2011
The Hokuriku Electric Power Co., Inc. Shika 1 Suspended June 12, 2010-Sep. 29, 2010
2 Regular maintenance March 11, 2011-
The Japan Atomic Power Co., Ltd. Tsuruga 1 Regular maintenance Jan. 16, 2011-
2 Suspended Feb. 21, 2010-Aug. 6, 2010
The Kansai Electric Power Co., Inc. Mihama 1 Regular maintenance Nov. 24, 2010-
2 In Operation Aug. 20, 2010-Nov. 19, 2010
3 Regular maintenance May 14, 2011-
The Kansai Electric Power Co., Inc. Ohi 1 Regular maintenance Dec. 10, 2010-
2 In Operation June 7, 2010-Nov. 17, 2010
3 Regular maintenance March 18, 2011-
4 In Operation Feb. 7, 2010-June 23, 2010
The Kansai Electric Power Co., Inc. Takahama 1 Regular maintenance Jan. 10, 2011-
2 In Operation June 9, 2010-Oct. 26, 2010
3 In Operation Oct. 13, 2010-Jan. 21, 2011
4 In Operation Feb. 4, 2010-June 22, 2010
The Chugoku Electric Power Co., Inc. Shimane 1 Regular maintenance Nov. 8, 2011-
2 In Operation March 18, 2010-Dec. 28, 2010
3 Under Construction  
The Shikoku Electric Power Co., Inc. Ikata 1 In Operation May 14, 2010-Aug. 5, 2010
2 In Operation Aug. 27, 2010-Dec. 14, 2010
3 Regular maintenance Apr. 29, 2011-
The Kyusyu Electric Power Co., Inc. Genkai 1 In Operation July 25, 2010-Nev. 2, 2010
2 Regular maintenance Jan. 29, 2011-
3 Regular maintenance Dec. 11, 2010-
4 In Operation Sep. 4, 2010-Nev. 26, 2010
The Kyusyu Electric Power Co., Inc. Sendai 1 Regular maintenance May 10, 2011-
2 In Operation Apr. 12, 2010-Aug. 4, 2010

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