MONTHLY ELECTRICITY STATISTICS, March 2007 - 34

UNITED KINGDOM

GWh

Mar/07

Mar/06

The last 3 months

Year-to-Date

Past Year

% change

Dec/06

Jan/07

Feb/07

Jan-Mar 2007

% change

2006

+ Combustible Fuels

28 061

-0.7%

28 875

29 698

26 862

84 621

0.6%

299 675

78.6%

+ Nuclear

4 610

-35.8%

4 909

5 034

4 482

14 126

-31.2%

69 303

18.2%

+ Hydro

939

42.3%

1 074

1 099

808

2 846

33.4%

8 243

2.2%

+ Geoth./Wind/Solar/Other

443

35.5%

387

420

432

1 295

35.5%

4 241

1.1%

= Indigenous Production

34 053

-6.5%

35 245

36 251

32 584

102 888

-4.5%

381 462

100.0%

+ Imports

950

-13.2%

960

814

513

2 277

-13.1%

11 405

- Exports

123

-49.4%

142

111

157

391

-50.3%

2 234

= Electricity Supplied

34 880

-6.5%

36 063

36 954

32 940

104 774

-4.4%

390 633

Period

Date

- Electricity production was 34 053 GWh in March 2007.

- This was lower by 2 384 GWh, or 6.5 %, compared to March 2006.

- This was an increase of 1 469 GWh, or 4.5 %, compared to the previous month.

- Hydro production showed the most significant percentage change compared to the previous month with

an increase of 16.2 %, or 131 GWh.

- Total production for the year-to-date was 102 888 GWh. Comparing this to the same period last year shows that:

- Total production was lower by 4 847 GWh, or 4.5 %.

- Geoth./Wind/Solar/Other production showed the largest percentage change by fuel type, being 35.5 % higher.

- Trade volume decreased by 739 GWh, or 21.7 %.

Electricity Production Compared to Previous Year

'Year to Date' Comparison of Production by Fuel Type

COUNTRY NOTES:

Geoth./Wind/Solar/Other production is estimated by the IEA Secretariat.

Revision of Hydro production for January and February 2007.

Revision of Combustible Fuels production for February 2007.

INTERNATIONAL ENERGY AGENCY