| 151 | Discharge consents and compliance : the NRA's approach to control of discharges to water |
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| 152 | Water pollution incidents in England and Wales - 1992 : report of the National Rivers Authority |
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| 153 | The application and validation of in situ ecotoxicological assays at biologically and chemically incongruous sites (379/2/T) |
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| 154 | The available resource methodology : a framework for assessing water resources and abstraction availability : final report |
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| 155 | A review of the industrial uses of continuous monitoring systems : minerals industry processes |
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| 156 | Pesticides 2000 : a summary of monitoring of the aquatic environment in England and Wales |
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| 157 | An evaluation of discharge and consent compliance policy : a blueprint for the future |
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| 158 | An evaluation of discharge and consent compliance policy : a blueprint for the future : letters from respondents |
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| 159 | Biological river quality 1995 according to the general quality (GQA) scheme [map] : scale 1 : 750 000 |
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| 160 | Desktop study of methods for the monitoring of particulate emissions from positively pressurised baghouses |
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| 161 | Water pollution incidents in England and Wales - 1993 : report of the National Rivers Authority |
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| 162 | Correspondence Relating to the Seismic Surveys of Lake District Water Bodies undertaken by Prof. Gerald Sargent in 1983 and 1987 |
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| 163 | The Effect of N Fertiliser forms on N2O emissions from UK arable and grassland. Experimental site in Norfolk, 2004 |
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| 164 | Groundwater pollution : evaluation of the extent and character of groundwater pollution from point sources in England and Wales |
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| 165 | Report on two electrofishing surveys carried out between July 10-25 1978 and July 9-12 1979 on the proposed Kielder Water
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| 166 | Letter of confirmation of geophysical surveys made in conjunction between Professor G.E.G. Sargent and the FBA 1983-1987 |
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| 167 | River Stour (2), Sudbury : report of a river corridor survey carried out for the National Rivers Authority, Anglian region |
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| 168 | List of R and D outputs September 1989 to September 1995 : the National Rivers Authority's R and D programme |
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| 169 | Low flows and water resources : facts on the top 40 low flow rivers in England and Wales |
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| 170 | Low flows and water resources : facts on the top 40 low flow rivers in England and Wales |
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| 171 | NRA response to using water wisely : a consultation paper published by the DoE/Welsh Office July 1992 |
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| 172 | An audit of performance in the analysis of biological samples in 2000. Environment Agency : AQC audit : C00158/11 |
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| 173 | An audit of performance in the analysis of biological samples in 2000. Environment Agency : primary audit : C00158/10 |
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| 174 | Groundwater vulnerability of England and Wales : policy and practice for the protection of groundwater : Scale : 1 : 1 000 000 |
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| 175 | Developing Quality Assurance for Fish Counter Data - Phase 1: An Assessment of the Salmonid Fish Counter Network in England and Wales |
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