§ Dr. CunninghamTo ask the Secretary of State for the Environment what was the total of non-compliant sewage treatment works in 1986 and 1987 in England and Wales, broken down by water authority area.
Sewage treatment works with numerical consent conditions: non-compliance 1986 and 1987—England and Wales Water authority Number Number tested Works in breach of consent Number Percentage of works tested 1986 1987 1986 1987 1986 1987 1986 1987 Anglian 782 760 774 754 309 260 40 34 Northumbrian 196 182 196 82 37 27 19 15 North West 458 448 458 448 62 55 14 12 Severn-Trent 773 753 762 742 179 160 23 22 Southern 282 274 282 274 54 39 19 14 South West 226 226 188 219 55 65 29 30 Thames 374 382 374 379 67 70 18 18 Welsh 803 764 668 611 112 108 17 18 Wessex 272 272 272 270 39 29 14 11 Yorkshire 380 360 380 351 88 74 23 21 England and Wales 4,546 4,421 4,354 4,230 1,002 887 23 21