§ Mr. Gareth WardellTo ask the Secretary of State for Wales if he will place in the Library the information his Department holds concerning time-limited derogations and delays which have been granted on the noncompliance of potable waters in Wales with the European directive relating to the quality of water intended for human consumption (80/77/EEC).
§ Mr. GristThe information held by the Department is as follows. I will arrange to place a copy in the Library of the House.
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17 = Aluminium 1 = Colour; 6 = pH unit; 33 = Iron;
34 = Manganese
Source Derogated Parameter Delayed Parameter Pontsticill — 17 Nantyowch 34 17, 33 Garw Levels 33 33 Preseli — 33 Strata Florida 34 17 Ystradfelltre 34 — Lovesgrove Borehole 34 — Nantymoel 34 — Ffynnon Rhys — 33 Wern Ddu 6 — Llandeilo Graban — 17 Afon Cwm-y-Llan 17 — Penygoyallt 6 — Llanfynydd 6, 34 33 Georgetown 6, 34 17, 33 Alwen 1, 34 17, 33 Cynwyd 34 17, 33 Cwmsymlog 17 — Bettws-y-Coed 34 17 Garreglwyd 33, 34 — Bryn Goch 33 — Maenllwyd — 33 Nantmor 17, 34 — Rhyd-Ddu 34 — Talwaenydd — 33 Carno 34 17, 33 Talybont — 33 Portis 34 17, 33 Penyfan 33 — Upper Wenallt Springs 33 — Cwm Cegr Springs 33 — Llanbedr Springs 33 — Llanwrtyd Wells — 17, 33 Barmouth Junction — 33 Capel Dewi — 17 Bolton Hill — 33 Caerau 34 — Llan Penmachno 17, 34 — Crai Reservoir 34 — Croesor 34 — Rhyd 17, 33, 34 — Rhydyronnen 33 —
17 = Aluminium 1 = Colour; 6 = pH unit; 33 = Iron;
34 . Manganese
Source Derogated Parameter Delayed Parameter Tir-Cawen 33 — Meifod — 17 In addition, a general delay exists in respect of lead in drinking water to December 1989.
The temporary relaxation of the standards of the drinking water directive does not pose any threat to public health.