| 51 | Policy and practice for the protection of groundwater |
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| 52 | River water quality in the Midlands 1994/95 : water quality summary data |
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| 53 | The quality of rivers in England and Wales (1990 to 1995) |
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| 54 | The Wandle, Beverley Brook, Hogsmill catchment management plan : consultation report : November 1994 |
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| 55 | Conservation in the Severn-Trent Region (NRA Severn-Trent 57)
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| 56 | The Wandle, Beverley Brook, Hogsmill catchment management plan : action plan : July 1995 |
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| 57 | The NRA in business : annual review and summary accounts 1993-94 |
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| 58 | Our Midlands environment : the Environment Agency in action |
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| 59 | Policy and practice for the protection of groundwater : draft for consultation |
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| 60 | Biological water quality monitoring in the Midlands region |
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| 61 | Water resources development strategy : the Resplan Model. Supplementary report no. 7 |
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| 62 | Policy and practice for the protection of groundwater |
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| 63 | Report on monitoring of environmental quality in the Severn Estuary |
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| 64 | River quality in England and Wales : a report of the 1990 survey |
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| 65 | Algal blooms in the Lower Tees- Perspectives and prospects
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| 66 | Water quality 2000 : a strategy for the water quality function |
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| 67 | Temporal variability in chlorophyll-a : concentrations in the coastal environment : final report |
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| 68 | The National Groundwater and Contaminated Land Centre (NGWCLC) |
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| 69 | The Occurrence of Sheep Dip Pesticides in Environmental Waters June 1997 |
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| 70 | Changes in the phosphorus content of the sediment of Esthwaite Water and water quality in response to a decreasing input of sewage-borne phosphorus |
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| 71 | An audit of performance in the primary analysis of standard biological macro-invertebrate samples in 2002 : The Environment Agency (CEH Report Ref: C00158/31) |
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| 72 | The quality of rivers and canals in England and Wales (1990 to 1992) : as assessed by a new general quality assessment scheme : report of the National Rivers Authority |
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| 73 | Water Quality and Freshwater Flow in the Thames Tideway in Relation to Salmon Migration, with particular reference to the effects of low flow in 1990 |
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| 74 | Water company plans to safeguard 1997 summer water supplies : Environment Agency report to the Secretary of State for the Environment : fifth report in a series |
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| 75 | An audit of performance in the analysis of biological samples in 1998. Environment Agency : primary audit |
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