1 | The rehabilitation of the River Taff |
2 | The impact of ferruginous minewater break-outs on the environmental quality of the Rivers Rhymney, Ebbw and Sirhowy : summary report |
3 | Hydropower developments and the National Rivers Authority |
4 | Riverside litter : results of the 1990 campaign and a strategy for the future |
5 | The influence of agriculture on the quality of natural waters in England and Wales |
6 | Contaminants entering the sea : a report on contaminant loads entering the seas around England and Wales 1990-1993 |
7 | A guide to sustainable urban drainage : protecting the quality of our environment |
8 | The NRA in business : annual review and summary accounts 1993-94 |
9 | Sustainable urban drainage : an introduction : protecting the quality of our environment |
10 | Water from the River Dee : a working partnership |
11 | Discharge consents and compliance : the NRA's approach to control of discharges to water |
12 | Water pollution incidents in England and Wales - 1992 : report of the National Rivers Authority |
13 | Report for Welsh Region on selected flood defence schemes and the development of a standard methodology for risk assessment |