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51The development of new techniques for the monitoring of ammonia in water
52Water resources for the future : a strategy for the West Midlands
53The regulation of fish farming by the National Rivers Authority
54Investigation into the cause of high pH in the Budleigh Brook
55Contaminated land and the water environment : report of the National Rivers Authority
56Abandoned mines and the water environment : report of the National Rivers Authority
57Hysim model : modelling the flows of the River Deben
58An investigation into the effect of Farnham STW on the River Wey
59The effect of the voluntary initiative on water quality
60Economic elements of the Environment Agency's implementation of the Water Framework Directive
61An investigation into the effects of Woking STW on the River Wey
62The restoration of the River Ver : the success story of a collaborative project between the National Rivers Authority, Three Valleys Water and the Ver Valley Society
63A good deal for water : the view of the Environment Agency, the Countryside Council for Wales and English Nature on the priorities for the environment that require action by water companies
64Investigations into the contribution of Marlborough STW to the non-compliance of Salcombe South Sands with the EC bathing waters directive
65Investigation into the probable cause of the 1999 failure of the EC bathing waters directive at Seaton (Devon) beach (70210103) (2000)
66The NRA severn-thames transfer project: an assessment of the effect of mixing of source waters on the chemical composition
67The Delineation and Characterisation of Groundwater Bodies to Meet the Requirements of the EU Water Framework Directive
68The National Rivers Authority's response to the sixteenth report of the Royal Commission on Environmental Pollution on freshwater quality
69Assessment of the performance of the BMWP scoring system against biological targets and the determination of significant change
70Assessment of the impact of discharges from Meldon Quarry on the water quality of the West Okement River
71Investigations into the extent of saline water ingress into the River Parrett and the River Tone : February, March 1994
72A desk study to assess the compliance of the River Fowey with the EC Surface Water Abstraction Directive : June 1997 COR/97/024
73Managing the drought and water resources : key issues statements approved by the board of the NRA June 1992
74The impact of ferruginous minewater break-outs on the environmental quality of the Rivers Rhymney, Ebbw and Sirhowy : summary report
75An appraisal of the options for the structure of the water resources function in Thames Region NRA