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Water Supply: Leaks

Volume 488: debated on Monday 23 February 2009

To ask the Secretary of State for Environment, Food and Rural Affairs what estimate he has made of the volume of water lost through leaks from water pipes of each individual water company in each of the last five years. (256365)

Water companies report annual leakage figures to Ofwat in June as part of their annual regulatory returns. Ofwat publishes leakage performance annually in the service and delivery report. Leakage performance for each water company for the years 2003-04 to 2007-08 were as follows:

Performance (megalitres/day)

2003-04

2004-05

2005-06

2006-07

2007-08

Anglian

216

214

215

200

210

Bournemouth and West Hants

22

22

22

22

22

Bristol

53

53

53

54

53

Cambridge

14

14

13.9

13.4

13.9

Dee Valley

10

11

11.3

10.6

10.3

Dwr Cymru

231

226

225

210

205

Essex and Suffolk

70

67

67

68

68

Folkestone and Dover

8

8

8

7.8

7.9

Mid Kent

30

29

28

27

27

Northumbrian

160

155

155

145

135

Portsmouth

30

30

30

29

30

Severn Trent

512

502

540

525

490

South East

69

69

69

69

69

South Staffordshire

71

74

73

73

72

South West

84

83

84

83

84

Southern

92

92

93

82

83

Sutton and East Surrey

24

24

24

24

24

Tendring Hundred

5

5

5.1

5.1

5.0

Thames

946

915

860

790

715

Three Valleys

152

149

150

145

140

United Utilities

479

500

475

470

460

Wessex

75

73

73

72

72

Yorkshire

295

293

295

295

295

Industry total

3,649

3,608

3,575

3,420

3,290

Note:

Figures have been rounded and thus may appear not to add up to the total given)