§ Mrs. Ann TaylorTo ask the Secretary of State for Wales if he will give details of which of the standards set in the European Community drinking water directive are regularly exceeded by each of the water supplies in Wales which have been granted derogations.
§ Mr. GristThe information is as follows.
The Welsh water authority has been granted derogations under the terms of article 9 of the EC drinking water directive (80/778/EEC) as listed in the following table. Information regarding the monitoring of those supplies is not held by the Department.
Name Derogated parameter (1(=colour: 6.=pH unit: 15=aluminium: 3.3 = iron; 34=manganese) Nantybwch 34 Garw Levels 33 Strata Florida 34 Ystradfellte 34 Nantymoel 34 Wern Ddu 6 Afon Cwm-y-Llan l5 Penygoyallt 6 Llanfynydd 6,34 Alwen 1,34 Georgetown 6,34 Cwmsymlog 15 Betws-y-coed 34 Garreglwyd 33,34 Gryn Goch 33 Nantmor 5,34 Rhyd-Ddu 34 Portis 34 Penyfan 33 Upper Wenallt Springs 33 Cwm Cegr Springs 33 Llanbedr Springs 33 Caerau 34 Llan Penmachno 15,34 Crai Reservoir 34 Croesor 34 Rhyd 15, 33, 34 Rhydyroncn 33 Tir-Gawen 33 Elan 1, 6, 33, 34 Pendinas 34