Water

Environment Food and Rural Affairs written question – answered on 30th March 2006.

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Photo of Caroline Spelman Caroline Spelman Shadow Secretary of State (Office of the Deputy Prime Minister)

To ask the Secretary of State for Environment, Food and Rural Affairs what the average level of water (a) leakage and (b) use per household in litres was in each water company area in each year since 1996–97.

Photo of Elliot Morley Elliot Morley Minister of State (Climate Change and Environment), Department for Environment, Food and Rural Affairs

Figures for water leakage and household water consumption are published annually by the Director General of Water Services in the 'Security of supply, leakage and the efficient use of water' reports. Total water company leakage for 1996–97 to 2004–05, in Megalitres per day, was reported as follows:

1996–97 1997–98 1998–99 1999–2000 2000–01 2001–02 2002–03 2003–04 2004–05
Anglian 242 240 206 190 194 224 192 216 214
Bournemouth and W. Hants 29 26 26 23 23 22 22 22 22
Bristol 65 59 56 54 55 55 53 53 53
Cambridge 16 14 13 13 13 14 14 14 14
Dee Valley 13 12 12 13 12 11 11 10 11
Dwr Cymru 357 329 306 288 260 224 192 216 214
Folkestone and Dover 12 9 9 8 9 8 8 8 8
Mid Kent 38 36 30 29 29 29 28 30 29
Northumbrian North 192 184 171 168 164 161 153 160 155
Northumbrian South 85 82 76 73 72 73 67 70 67
Portsmouth 31 32 31 30 30 30 30 30 30
Severn Trent(1) 479 399 344 340 340 340 514 512 502
South East 99 108 98 97 85 75 72 69 69
South Staffordshire 90 82 77 76 72 71 71 71 74
South West 129 101 92 84 84 83 84 84 83
Southern 113 99 95 93 92 92 92 92 92
Sutton and East Surrey 27 26 25 24 24 24 24 24 24
Tendring Hundred 6 6 6 5 6 5 5 5 5
Thames 108 906 770 662 688 865 943 946 915
Three Valleys 199 172 157 145 140 157 152 152 149
United Utilities 666 579 510 487 463 452 465 479 500
Wessex 129 110 100 88 84 79 75 75 73
Yorkshire 430 377 342 317 304 297 296 295 293

(1) In spring 2003 Severn Trent Water revised its water balance data. The company attributed most of the increase in leakage to methodological changes

Water company estimates of average daily household consumption in litres per head per day for 1996–97 to 2004–05 was reported as follows:

1996–97 1997–98 1998–99 1999–2000 2000–01 2001–02 2002–03 2003–04 2004–05
Anglian 150 150 145 145 138 137 143 146 143
Bournemouth and W. Hants 164 159 157 168 161 161 160 169 167
Bristol 156 150 146 149 147 151 151 158 153
Cambridge 148 144 138 134 139 141 142 151 148
Dee Valley 151 145 143 144 143 143 147 151 145
Dwr Cymru 146 146 143 143 146 150 150 149 151
Folkestone and Dover 157 157 159 159 157 163 158 167 159
Mid Kent 166 164 165 168 162 160 162 173 167
Northumbrian North 143 143 146 148 147 147 145 150 146
Northumbrian South 160 159 161 156 157 161 155 164 158
Portsmouth 162 153 153 163 157 159 157 162 159
Severn Trent 136 136 137 139 139 139 130 136 132
South East 166 162 159 160 160 163 166 178 173
South Staffordshire 146 146 141 141 143 145 146 151 146
South West 152 151 152 153 150 151 153 160 161
Southern 156 158 155 157 155 161 159 162 157
Sutton and East Surrey 170 165 161 163 162 172 172 185 173
Tendring Hundred 146 139 122 126 124 127 128 129 125
Thames 159 161 155 165 165 159 162 162 159
Three Valleys 169 167 165 168 174 178 174 185 178
United Utilities 136 141 137 138 140 142 146 148 142
Wessex 143 139 135 137 140 143 142 151 146
Yorkshire 131 135 133 138 139 147 144 147 145

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