| 26 | Classification of listed substances for the purposes of the EC groundwater directive (80/68/EEC) : technical report |
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| 27 | Water for the future in Kent : NRA response to the issues and options report |
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| 28 | The Effect of Atrazine Exposure on the Timing of Salmon (Salmo salar L.) Smolt Emigration |
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| 29 | The influence of agriculture on the quality of natural waters in England and Wales |
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| 30 | The behaviour of atrazine and simazine within the chalk aquifer : experimental results and interpretation |
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| 31 | The Natural (Baseline) Quality Of Groundwaters In England And Wales - The Culm Aquifers, SW England; |
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| 32 | (3) The Natural (Baseline) Quality Of Groundwaters In England And Wales: The Permo-Triassic Sandstones Of Cumbria, North-West England; |
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| 33 | The hydrogeological classification of superficial clay : the hydrogeological characterisation of glacial till and glacio-lacustrine sediments in Shropshire |
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| 34 | Rising groundwater levels in the chalk-basal sands aquifer of the Central London Basin. Progress report, March 1995 |
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| 35 | Rising groundwater levels in the chalk-basal sands aquifer of the Central London Basin. Progress report, March 1996 |
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| 36 | The Natural (Baseline) Quality Of Groundwaters In England And Wales: The Permo-Triassic Sandstones Of Cumbria, North-West England; |
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| 37 | Recommendations For The Processing And Presentation Of Groundwater Quality Data |
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| 38 | The groundwater regulations (Bilingual) : Rheoliadau dwr daear (Bilingual) |
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| 39 | Policy and practice for the protection of groundwater : regional appendix Welsh region |
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| 40 | The development and verification of methodologies for defining groundwater nitrate vulnerable zones |
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| 41 | The National Groundwater and Contaminated Land Centre (NGWCLC) |
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| 42 | Geochemical process modelling : progress report for the period Jan - March 1993 (0295/11/A) |
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| 43 | Policy and practice for the protection of groundwater : Southern region appendix |
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| 44 | Groundwater-surface Water Interactions in the Hyporheic Zone |
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| 45 | General guide to the prevention of pollution of controlled water |
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| 46 | The Occurrence of Sheep Dip Pesticides in Environmental Waters June 1997 |
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| 47 | Steady-state particle tracking in the object-orientated regional groundwater model ZOOMQ3D |
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| 48 | Policy and practice for the protection of groundwater |
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| 49 | The Hydrogeological Classification of Superficial Clay: Methodology of Map Production |
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| 50 | Policy and practice for the protection of groundwater : Thames Region appendix |
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