A Survey of Ferruginous Minewater Impacts in the Welsh Coalfields

@inproceedings{Davies1997ASO,
  title={A Survey of Ferruginous Minewater Impacts in the Welsh Coalfields},
  author={Geraint Davies and Donald P. Butler and Matt Mills and Debbie Williams},
  year={1997}
}
The aim of this study was to locate all ferruginous discharges within the Welsh coalfield areas and to assess their impact upon receiving watercourses. The project was undertaken in two stages. In the first stage, visual assessments were carried out on an area of river bed affected by iron hydroxide deposition. Chemical samples of the discharges and the receiving watercourse were analysed for a suite of physico-chemical determinands. Ninety discharges were located impacting upon 59.4 km of… CONTINUE READING