4076 | Site right : industrial pollution prevention and control |
4077 | Mean annual alkalinity and conductivity at routine biological monitoring sites in 1991 for use with RIVPACS |
4078 | Biological assessment of inorganic and organic enrichment of watercourses by Hatfield, Rye Meads, Deephams and Bishop Stortford sewage effluents |
4079 | The Eastern Rother |
4080 | High Resolution In-situ Monitoring of Hyporheic Zone Biogeochemistry |
4081 | Hambledon lock |
4082 | Lodes-Granta groundwater scheme |
4083 | Water quality objectives: procedures used by the NRA for the purpose of surface waters river ecosystem) (classification) regulations 1994 |
4084 | A report into the impact of small dam construction at Delford bridge, De Lank river |
4085 | River Otter catchment river water quality classification 1990 |
4086 | Canvey Island flood defences consultation |
4087 | Blue-green algae |
4088 | Porthluney (Caerhays) bathing water failures |
4089 | Pesticides in the aquatic environment 1995 |
4090 | Policy and practice for the protection of groundwater |
4091 | Enhancements to modflow : variations in hydraulic conductivity and storage with depth (NC/00/23) |
4092 | Boat safety scheme guidance notes - June 1996 |
4093 | Water resources for the future : annual review 2003 |
4094 | NRA corporate plan 1994-95 - Summary |
4095 | Investigation into the intermittent failure of Wembury Beach to comply with EC bathing water |
4096 | The impact of climate change on severe droughts: Major droughts in England and Wales from 1800 and evidence of impact of Impact |
4097 | Welland and Glen river system : flood defences along the Welland and Glen |
4098 | The 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 |
4099 | Environmental assessment guidelines : supplementary information |
4100 | Report for Anglian Water, plc on the use of the Orwell Estuary mathematical model to derive long term consent limits for Cliff Quay STW |