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Mr. Wigley
To ask the Secretary of State for Wales how many sites in each local authority area in Wales are currently affected by ferruginous discharges from long-abandoned mine workings.
Mr. David Hunt
The information is as follows:
| Affected sites | Total sites | |
| Clwyd | 5 | |
| Delyn | 1 | |
| Glyndwr | 1 | |
| Wrexham Maelor | 3 |
| Affected sites | Total sites | |
| Gwynedd | 3 | |
| Aberconwy | 1 | |
| Meirionnydd | 1 | |
| Ynys Mon | 1 | |
| Dyfed | 3 | |
| Ceredigion | 2 | |
| Llanelli | 1 | |
| West Glamorgan | 9 | |
| Afan | 3 | |
| Lliw Valley | 2 | |
| Neath | 3 | |
| Swansea | 1 | |
| Mid Glamorgan | 7 | |
| Ogwr | 6 | |
| Rhymney Valley | 1 | |
| Gwent | 2 | |
| Islwyn | 2 |
Source: National Rivers Authority, Welsh Region.