ISIS - Institute for Science and International Security
Global Fissile Material Inventories
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Civil Plutonium Produced in Power Reactors

April 30, 2004, Revised June 29, 2004


Table 1: Estimated Inventory of Civil Plutonium, in tonnes
Table 2: Holdings of Plutonium Produced in Civil Power Reactors, end 2002, in tonnes
Table 3: Holdings of Plutonium Produced in Civil Power Reactors in Countries involved in Plutonium Separation or Recycling, end 2002, in tonnes
Table 4: Total Holdings of Plutonium from Civil Power Reactors, INFCIRC/549 Countries, end 2002, in tonnes
Table 5: Estimated Civil Plutonium Holdings in Several Countries, end 2002, in tonnes
Table 6: Countries that Shipped Irradiated Civil Power Reactor Fuel to Russia, through the end of 2002, in tonnes
Table 7: Cumulative Plutonium Discharges from Civilian Power Reactors, in tonnes




Table 1: Estimated Inventory of Civil Plutonium, in tonnes

    End 2002     End 2003
Total Plutonium from Civil Power Reactorsa     1530     1605
Plutonium in unirradiated forms     235     240b
Plutonium in irradiated fuel     1295     1365
Additional US and Russian Excess Plutoniumc     97.5     97.5
Plutonium in unirradiated forms     90     90
Plutonium in irradiated fuel     7.5     7.5
Total Civil Plutonium (rounded)     1625     1700

(a) These values are estimates of the total amount of plutonium generated and remaining in civil power programs. The values for plutonium in unirradiated forms include 4.4 tonnes of British excess military plutonium and about five tonnes of excess U.S. military plutonium that was produced in civil power reactors. The estimates in this table for the end of 2002 depend on three primary sources: (1) INFCIRC/549 declarations by nine key states filed with the International Atomic Energy Agency about civil plutonium holdings; (2) information about plutonium discharges from civil power reactors; and (3) detailed, country-specific data about plutonium separation and use. The estimates in this table do not include the roughly 100-200 tonnes of plutonium remaining in the cores of nuclear power reactors at the end of 2002 and 2003. Estimates for the end of 2003 are extrapolations from the results for the end of 2002 supplemented by data about plutonium separation and use. Supporting information and findings for the estimates of the amount of plutonium from civil power reactors are in tables 2-7 and in the ISIS report 'Separated Civil Plutonium Inventories: Current Status and Future Directions,' June 10, 2004.
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(b)The ISIS projection of 242 tonnes of unirradiated plutonium at the end of 2003 is rounded in this table.
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(c)The total amount of civil plutonium also includes plutonium declared excess to U.S. and Russian defense programs. British military plutonium declared excess to military requirements and about five tonnes of the U.S. stock of plutonium declared excess are included above in the estimates on total plutonium from civil power reactors. The U.S. plutonium is included above because it was produced in civil power reactors; Britain's relatively small amount of excess plutonium, which was not produced in civil power reactors, is not segregated from Britain's much larger total stock of unirradiated plutonium produced in civil power reactors in its INFCIRC/549 declaration. More information about the U.S. and Russian stocks of excess plutonium can be found in 'Separated Civil Plutonium Inventories: Current Status and Future Directions,' June 10, 2004.
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Table 2: Holdings of Plutonium Produced in Civil Power Reactors, end 2002, in tonnesa

Country

Total Plutonium Holdings

(irradiated and unirradiated forms)

Argentina

10

Armenia

1.3

Belgium

24

Brazil

1.9

Bulgaria

8.8

Canada

130

China

4.3

Czech Republic

5.6

Finland

11

France

230

Germany

90

Hungary

7.1

India

13

Italy

6.5

Japan

145

Kazakhstan

3.0

Lithuania

9.2

Mexico

2.2

Netherlands

3.3

Pakistan

0.9

Romania

2.2

Russia

121

Slovakia

7.9

Slovenia

2.5

South Africa

5.3

South Korea

41

Spain

25

Sweden

40

Switzerland

15

Taiwan

21

Ukraine

38

United Kingdom

110b

United States

393c

Total

1529



(a) These values are taken from either tables 3 and 6 or table 7. The estimates in this table do not include the roughly 100-200 tonnes of plutonium remaining in the cores of nuclear power reactors at the end of 2002.
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(b) This value includes 4.4 tonnes of excess British military plutonium.
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(c) This value includes about 5 tonnes of U.S. excess plutonium that were produced in civil power reactors.
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Table 3: Holdings of Plutonium Produced in Civil Power Reactors in Countries involved in Plutonium Separation or Recycling, end 2002, in tonnes

Country

Irradiated Plutonium

Unirradiated Plutonium

Total

Belgium

22

1.8

24

China

4.3

0

4.3

France

182

47.9

230

Germany

62-65

25.6

88-91

India

12

1

13

Italy

4.1-4.2

2.3-2.4

6.5

Japan

106-107

38.6

145

Netherlands

1.2

2.1

3.3

Russia

83

37.8

121

Spain

24.3-25.2

0.2-1.1

25

Sweden

39

0.83

40

Switzerland

12-14

0.8-2.8

15

United Kingdom

39

70.8

110

United States

388

4-5

392-393

Total

979-986

233.7-237.7

1217-1221

 

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Table 4: Total Holdings of Plutonium from Civil Power Reactors, INFCIRC/549 Countries, end 2002, in tonnes

Country Unirradiated plutonium holdings from civil power reactors, INFCIRC/549 declaration (end 2002) Unirradiated plutonium holdings from civil power reactors, estimated since not declared (end 2002)a Plutonium in spent fuel, INFCIRC/549 declaration (end 2002) Estimated plutonium in unirradiated fuel, stored overseas and not in INFCIRC/549 declarations (end 2002) Plutonium in spent fuel from civil power reactors, (end 2002)b Total Plutonium holdings, ISIS estimate (end 2002)c
Belgium n.i.d 1.8 22 0.1e 22 24
China 0 n.a.d no declaration 0 4.3 4.3
France 47.9 n.a. 182 0 182 230
Germany n.i. 25.6 54 8-11f 62-66 88-91
Japan 38.6 n.a. 98 8-9g 106-107 145
Switzerland n.i. 0.8-2.8 12 0-2h 12-14 15
United Kingdom 70.8i n.a. 39 0 39 110
United States n.i. 4-5j 388k 0 388 393
Russia 37.8 n.a. 83 0 83 121

 



(a)      These values are from table 2 in the ISIS report 'Separated Civil Plutonium Inventories: Current Status and Future Directions,' June 10, 2004.
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(b)      The values for plutonium in irradiated fuel, column 6, are the sum of the values in columns 4 and 5.  The values are rounded.  The value for China is an ISIS estimate of total plutonium discharged from Chinese power reactors, assuming no plutonium from this spent fuel has been reprocessed.
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(c)      Values in column 7, total plutonium holdings, are a sum of the unirradiated and irradiated plutonium holdings.  Thus, a value in column 7 is a sum of the values in column 2 or 3 and column 6.
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(d)      Abbreviations used in the table:  n.i. is not included in the declaration and n.a. is not applicable.
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(e)      Belgium was a part owner of the closed Superphenix breeder reactor located in France.  This amount is an estimate of the amount of Belgian plutonium in irradiated fuel discharged from this reactor.Be  lgium is believed to still own this plutonium.
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(f)        Germany does not declare the amount of plutonium in spent fuel stored in Britain and France. Germany is estimated to have had about 750-1,000 tonnes of spent fuel at La Hague and Thorp at the end of 2002, and this spent fuel contained about 6.8-9 tonnes of plutonium.  In addition, Germany also stores about 25 tonnes of spent MOX fuel at La Hague, containing about one tonne of plutonium.  Germany was also a part owner of the Superphenix reactor, and roughly 600 kilograms of German-origin plutonium are estimated to be contained in irradiated Superphenix spent fuel. T  is plutonium is assumed to remain under German ownership. In total, German spent fuel stored overseas is estimated to contain about 8-11 tonnes of plutonium.
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(g)      Japan does not declare the amount of spent fuel stored in Britain awaiting reprocessing.  The estimate in this table is derived from information about Japan’s spent fuel contracted for reprocessing at the Thorp plant and the expected reprocessing schedule of this fuel. As of the end of 2002, this amount of spent fuel is estimated to be about 1,000 tonnes, and to contain about 8-9 tonnes of plutonium.
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(h)      Switzerland declared that up to 3 tonnes of plutonium were overseas in spent fuel or in the form of separated plutonium at the end of 2002, but about one tonne of this plutonium is believed to have been separated (see reference in note (a)).
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(i)        This value includes a relatively small quantity of plutonium declared excess to military requirements.  This plutonium is likely from non-civil reactors.
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(j)        The bulk of this unirradiated plutonium was originally imported from the United Kingdom and assigned to the U.S. defense program.  It came from British power reactors.  The rest originated in U.S. power reactors and ended up in the U.S. defense programs.
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(k)      The United States has declared that at the end of 2002 there were 383 tonnes of plutonium in spent fuel at civil reactor sites and 12 tonnes of plutonium in spent fuel held elsewhere.  Of this 12 tonnes, 7.5 tonnes are declared excess to national security needs and are not believed to have been produced in civil power reactors.  As a result, only 5 tonnes of this amount are included in this table entry.
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Table 5: Estimated Civil Plutonium Holdings in Several Countries, end 2002, in tonnesa

Country Estimated Pu discharged in power reactor spent fuel, ISIS estimate (through 2002) Adjustments to total amount of plutonium discharged Estimated Plutonium holdings, (end 2002)b Total Unirradiated plutonium holdings from civil power reactors, ISIS estimate (end 2002)c Total amount of plutonium in spent fuel from power reactors, held domestically and overseas, ISIS estimate (end 2002)d Plutonium in spent fuel, stored at overseas reprocessing plants (end 2002) Estimated plutonium holdings, (end 2002)b
India 13 13 1 12 0 13
Italye 6.1 +0.35 6.45 2.3-2.4 4.1-4.2 2.4 6.5
Kazakhstan 3f 3 0? 3 0 3
Netherlandsg 3.5 -0.2 3.3 2.1 1.2 0.3 3.3
Spainh 32 -6.6h 25.4 0.2-1.1 24.3-25.2 0.1-1.0 25
Sweden 40 40 0.83 39 0 40


(a)     The countries in this table are or were involved in separating plutonium, recycling plutonium, or operating breeder reactors, but do not submit INFCIRC/549 declarations.  As a result, the values are more uncertain than those found in the table listing countries that have submitted INFCIRC/549 declarations.
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(b)    The values in this column estimate the total plutonium holdings of a country, which includes both irradiated plutonium and unirradiated plutonium.  Each value is determined by taking the amount of plutonium discharged in power reactor spent fuel, column 2, and using adjustments in column 3.  The estimate does not include reductions due to the consumption of plutonium in irradiated MOX fuel.  Such reductions are relatively small in these countries.  This column is repeated as column 8, except the values in this column are rounded.
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(c)     These values are from table 2 in the ISIS report 'Separated Civil Plutonium Inventories: Current Status and Future Directions,' June 10, 2004.  The amounts held domestically and overseas are listed in table 2 in this reference.
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(d)    The total amount of plutonium in irradiated fuel, column 6, is derived by taking the value in column 4, plutonium holdings, and subtracting the estimate for unirradiated plutonium in column 5.  Column 7, plutonium in irradiated fuel stored overseas, contains estimates of the amount of plutonium in irradiated fuel held overseas.
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(e)     The values for Italy are discussed below.  Italy bought about 350 kilograms of plutonium from Belgium and the Netherlands.  Through 2002, Italy separated about 4.2 tonnes of plutonium overseas, giving it a total supply of about 4.5 tonnes of separated plutonium.  About 200-300 kilograms were used as MOX fuel in Italian reactors.  Another 3.8 tonnes were allocated to the Superphenix reactor, of which Italy owned 33 percent.   About 1.9 tonnes of the Superphenix plutonium are in irradiated form;  the rest is stored as unirradiated fuel in France.  Italy is believed to have retained ownership of all 3.8 tonnes of this plutonium. At the end of 2002, Italy had about 2.3-2.4 tonnes of unirradiated plutonium stored overseas in France and Britain.  Italy also has some unreprocessed irradiated fuel in Britain at Thorp, containing an estimated 500 kilograms of plutonium.
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(f)     The value for Kazakhstan is the plutonium that was produced in the breeder blanket of the BN-350 reactor that was shut down.  The BN-350 was fueled by HEU, which led to minimal plutonium production in the fuel.
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(g)     The values for the Netherlands in this table are discussed below.  The adjustment in column 2 resulted from Dutch utilities selling about 200 kilograms of plutonium in the 1980s to Italy and perhaps France for use in the Superphenix reactor.  The Netherlands contracted to have about 3.5 tonnes of plutonium separated in Britain and France.  As of the end of 2002, Dutch utilities still had about 1.2 tonnes of plutonium yet to be separated.  In total, the Netherlands had about 2.1 tonnes of separated plutonium at the end of 2002.  In addition, about 300 kilograms of Dutch plutonium was in irradiated forms in France.  Almost half was in Superphenix irradiated fuel, which was partially owned by the Netherlands.  The rest was at La Hague awaiting reprocessing.
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(h)    Spain’s Vandellos gas-graphite reactor was supplied by France, which also bought the plutonium from this reactor.  The irradiated fuel was reprocessed in France.
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Table 6: Countries that Shipped Irradiated Civil Power Reactor Fuel to Russia, through the end of 2002, in tonnesa

 

Country

Estimated power reactor spent fuel and plutonium discharged, ISIS estimate (through 2002)

 

Estimated VVER-440 spent fuel and plutonium discharged sent to Mayak for reprocessing, ISIS estimate (through 2002)

Estimated VVER-1000 spent fuel and plutonium discharged, sent for storage, ISIS estimate (through 2002)

Plutonium in spent fuel from power reactors held in country, ISIS estimate (end 2002)

 

Fuel

Pu

Fuel

Pub

Fuel

Pub

 

Armenia

410

3.2

250

1.9

0

 

1.3

Bulgaria

1580

15

650

5.8c

40

0.4c

8.8

Czech Republic

730

6.9

140

1.3

0

 

5.6

Finland

1550

14

340

3.1

0

 

11

Germany (GDR)

980

6.9

140

1.0

0

 

5.9d

Hungary

860

8.0

100

0.9

0

 

7.1

Slovakia

970

9.1

84e

1.2e

0

 

7.9

Ukraine

6670

51

400

3.6c

1000

9c

38

Total (rounded)

13,750

114

2100

19

1040

9.4

86

 

 


(a)     Russia has taken ownership of all or, at least, the vast bulk of the plutonium contained in the VVER-440 and VVER-1000 spent fuel imported from the countries in this table.  Thus, these amounts are subtracted from the total plutonium values for each country in the table to arrive at the plutonium holdings of each country.  In total, this VVER-440 spent fuel contains about 19 tonnes of plutonium, almost all of which is believed to have been separated at the RT-1 facility at Mayak by the end of 2002.  In total, Mayak separated almost 38 tonnes of plutonium by the end of 2002. The VVER-1000 spent fuel is stored in Zheleznogorsk, Krasnoyarsk region.  Russia is believed to have taken over ownership of the Bulgarian and Ukranian VVER-1000 spent fuel.  This fuel may be eventually reprocessed.
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(b)     Except for Bulgaria, Slovakia, and the Ukraine, the values in this column are derived by multiplying the amount of spent fuel sent to Russia by the average amount of plutonium per tonne of fuel derived from the estimates in the column that gives total estimated spent fuel and plutonium discharged through 2002.
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(c)     The value of 9 kg plutonium per tonne of uranium is used.
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(d)     The plutonium in the GDR was inherited by Germany after the fall of the Berlin wall.  Plutonium in irradiated GDR power reactor fuel that remained after the collapse of the GDR is included in the German INFCIRC/549 declaration.  Thus, the GDR plutonium value in the last column of this table is not used in other tables in this report.
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(e)     The 84 tonnes represents the amount of VVER-440 spent fuel that Slovakia sent to Russia.  It also sent all the spent fuel from the A1 reactor, a heavy-water, gas-cooled reactor, but the amount of A1 spent fuel is not included above in either spent fuel listing for Slovakia.  This spent fuel contained about 400 kilograms of plutonium.  This amount is included in the value in the column listing the amount of plutonium sent to Mayak.
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Table 7: Cumulative Plutonium Discharges from Civilian Power Reactors, in tonnes

Countries End of 2002
Argentina
Armenia
Belgium
Brazil
Bulgaria
Canada
China
Czech Republic
Finland
France
Germany
Hungary
India
Italy
Japan
Kazakhstan
Lithuania
Mexico
Netherlands
Pakistan
Romania
Russia
Slovakia
Slovenia
South Africa
South Korea
Spain
Sweden
Switzerland
Taiwain
Ukraine
United Kingdom
United States
Total
10
3.2
26
1.9
15
130
4.3
6.9
14
225
96
8.0
13
6.1
150
3.0
9.2
2.2
3.5
0.9
2.2
100
9.1
2.5
5.3
41
32
40
17
21
51
120
390
1559

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