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26Anglian region state of the environment report : the IPC perspective
27An investigation into the effect of Farnham STW on the River Wey
28The effect of the voluntary initiative on water quality
29An investigation into the effects of Woking STW on the River Wey
30Investigation into the probable cause of the 1999 failure of the EC bathing waters directive at Seaton (Devon) beach (70210103) (2000)
31The National Rivers Authority's response to the sixteenth report of the Royal Commission on Environmental Pollution on freshwater quality
32Assessment of the performance of the BMWP scoring system against biological targets and the determination of significant change
33Assessment of the impact of discharges from Meldon Quarry on the water quality of the West Okement River
34The Natural (Baseline) Quality Of Groundwaters In England And Wales - The Chalk Of Berkshire And The Chilterns
35Rivers of the Isle of Wight
36Water Quality of the Humber Estuary 1986
37Pollution control on the River Alt
38Information [on the NRA Anglian Region]
39Environmental snapshot for the Anglian region 2002
40Environmental issues in the Midlands 1995/96
41Humber estuary : state of the environment 1998
42Synoptic State of the Environment Monitoring
43Investigation to determine if the soakaway from the Stowford Farm caravan site is having an impact on the biological community of the Colam stream
44Achieving the quality (Bilingual) : Sicrhau Ansawdd (Bilingual)
45Hydropower developments and the National Rivers Authority
46Devon area internal report - the kingsbridge estuary - survey of the benthic microinvertebrate infauna (october 1990) for the proposed classification of estuaries in the south western region
47Clouding: the issue. An appraisal of the effects of turbidity in aquatic systems
48The Possible effects on migratory fish in the River Dee of increased water abstraction
49Study of the behaviour and impact of two sewage treatment works of the Thames catchment
50Project record for the review and statistical analysis of the baseline coastal waters survey