151 | Economic elements of the Environment Agency's implementation of the Water Framework Directive |
152 | Hydrometry : the science of measuring the water cycle |
153 | An investigation into the effects of Woking STW on the River Wey |
154 | A 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 |
155 | The Environment Agency's response to the House of Commons Environment Committee report on the environmental impact of cement manufacture |
156 | Investigations into the contribution of Marlborough STW to the non-compliance of Salcombe South Sands with the EC bathing waters directive |
157 | The control of phosphorus in the catchment of the rivers Ant and Bure : 3rd annual report May 1989 |
158 | The Transportation of the Maximum gain Salmon Spawning Target for the River Bush(N.I) to England and Wales |
159 | The modelling of water quality in the nitrate sensitive areas of the North Lincolnshire Wolds, Sleaford and Aswarby |
160 | The NRA severn-thames transfer project: an assessment of the effect of mixing of source waters on the chemical composition |
161 | An investigation into the flow interactions between the Spilsby Sandstone and the overlying aquifers of East Lincolnshire |
162 | The Delineation and Characterisation of Groundwater Bodies to Meet the Requirements of the EU Water Framework Directive |
163 | Thames estuary benthic programme : inferences on the pollution status of the Thames estuary from the macrobenthic community structure |
164 | The release of ammonium and phosphorus from the sediments of the River Ant and Barton Broad : interim report |
165 | Contaminants entering the sea : data appendix : data on contaminant loads entering the seas around England and Wales for the years 1990-1993 |
166 | The National Rivers Authority's response to the sixteenth report of the Royal Commission on Environmental Pollution on freshwater quality |
167 | Assessment of the performance of the BMWP scoring system against biological targets and the determination of significant change |
168 | Assessment of the impact of discharges from Meldon Quarry on the water quality of the West Okement River |
169 | Investigations into the extent of saline water ingress into the River Parrett and the River Tone : February, March 1994 |
170 | A desk study to assess the compliance of the River Fowey with the EC Surface Water Abstraction Directive : June 1997 COR/97/024 |
171 | Managing the drought and water resources : key issues statements approved by the board of the NRA June 1992 |
172 | A litter assessment of two major tributaries of the Taff, the Cynon and the Rhondda : surveyed March - April 1990 |
173 | Discharge consent and compliance policy : a blueprint for the future : the NRA's response to the public consultation |
174 | An appraisal of the options for the structure of the water resources function in Thames Region NRA |
175 | The Natural (Baseline) Quality Of Groundwaters In England And Wales - The Chalk Of Berkshire And The Chilterns |