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26The development of new techniques for the monitoring of ammonia in water
27Contaminated land and the water environment : report of the National Rivers Authority
28Abandoned mines and the water environment : report of the National Rivers Authority
29Anglian region state of the environment report : the IPC perspective
30An investigation into the effect of Farnham STW on the River Wey
31The effect of the voluntary initiative on water quality
32An investigation into the effects of Woking STW on the River Wey
33Investigation into the probable cause of the 1999 failure of the EC bathing waters directive at Seaton (Devon) beach (70210103) (2000)
34The National Rivers Authority's response to the sixteenth report of the Royal Commission on Environmental Pollution on freshwater quality
35Assessment of the performance of the BMWP scoring system against biological targets and the determination of significant change
36Assessment of the impact of discharges from Meldon Quarry on the water quality of the West Okement River
37The Natural (Baseline) Quality Of Groundwaters In England And Wales - The Chalk Of Berkshire And The Chilterns
38Rivers of the Isle of Wight
39Pollution control on the River Alt
40Information [on the NRA Anglian Region]
41Environmental snapshot for the Anglian region 2002
42Environmental issues in the Midlands 1995/96
43Synoptic State of the Environment Monitoring
44Investigation to determine if the soakaway from the Stowford Farm caravan site is having an impact on the biological community of the Colam stream
45Achieving the quality (Bilingual) : Sicrhau Ansawdd (Bilingual)
46River water quality in the Midlands 1997
47River water quality in the Midlands 1998
48Hydropower developments and the National Rivers Authority
49Devon 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
50Phosphate in the cut-off channel