1 OUTLINE of OCCUPATIONAL EXPOSURE at JAPANESE NPPs in FY 2009 and the ISOE ATC Activity 2010 ISOE Asian ALARA Symposium August 30- 31, 2010, Gyeongju, Korea Akiko SUZUKI Nuclear Energy System Safety Division Japan Nuclear Energy Safety Organization (JNES)
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0 OUTLINE of OCCUPATIONAL EXPOSURE at JAPANESE NPPs in FY 2009 and the ISOE ATC Activity 2010 ISOE Asian ALARA Symposium August 30- 31, 2010, Gyeongju,
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OUTLINE of OCCUPATIONAL EXPOSURE at JAPANESE NPPs
in FY 2009 and
the ISOE ATC Activity
2010 ISOE Asian ALARA Symposium
August 30- 31, 2010, Gyeongju, Korea
Akiko SUZUKI Nuclear Energy System Safety Division
Japan Nuclear Energy Safety Organization (JNES)
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Nuclear Power Plants in Japanas of January1, 2010
BWR PWR Total
In Operation
No. of Units 30 24 54
Output (MWe) 28,569 20,278 48,847
Under Construction
No. of Units 2 0 2
Output (MWe) 2,756 0 2,756
On Planning
No. of Units 9 3 12
Output (MWe) 11,886 4,666 16,552
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Nuclear Power Plants in Japan
55 Units in Operation (PWR 23, BWR 32) as of March 31, 2006
女川福島第一
ふげん(2003年より廃止措置準備中)
敦賀
志賀
出力規模
50万kW未満 100万kW未満 100万kW以上 合計 53基 出力47,122MWe
7 8
TEPCO 1
55
22
7 8
1
555
Higashi Dori
Oma
Tomari
Onagawa
Tokai No. 2
IkataSendai
Genkai
Shimane
Kaminoseki
Takahama
Ohi
Mihama
Tsuruga
Tokai
(on a decommissioning stage since 2003)Fugen
Shika
Higashi Dori
Fukushima Daiichi
(On the decommissioning stage since 1998)
Namie-Odaka
Kashiwazaki-kariwa
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Output scale In operationUnder Construction
On planning stageLess than 1,000,000kW 1,000,000kW
Total 54 Units 48,847MWe(PWR 24 units, BWR 30 units )
500,000kWLess than More than
Fukushima Daini
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Hamaoka(Unit 1,2 On the decommissioning stage since 2009)
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2
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Nuclear Power Plants in Japan Average Individual Dose in Fiscal Year 2009
(April 2009 – March 2010)
Plants Units Persons mSv/person
BWR 321 52,920 0.8
PWR 24 28,876 1.3
LWR(BWR+PWR)
56 81,796 1.0
1.Includes Hamaoka Unit No.1 & No.2 in BWRs that have been decommissioning since Nov.18,2009.
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Nuclear Power Plants in Japan Trend of Average Individual Dose