| 126 | The government's policy for a public regulatory body in a privatised water industry |
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| 127 | Digital groundwater vulnerability maps : 1 : 100,000 series. Policy and practice for the protection of groundwater |
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| 128 | Water pollution incidents in England and Wales 1994 : report of the National Rivers Authority |
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| 129 | Discharge consents and compliance : the NRA's approach to control of discharges to water |
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| 130 | An evaluation of discharge and consent compliance policy : a blueprint for the future : letters from respondents |
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| 131 | Pesticides 1998 : a summary of monitoring of the aquatic environment in England and Wales |
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| 132 | The environmental economy of England's northwest : a driver for economic and social progress : executive summary |
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| 133 | Improved monitoring for surface water quality : the development of a manual of best practice |
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| 134 | Water pollution incidents in England and Wales - 1990 : report of the National Rivers Authority |
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| 135 | Economic evaluation of inland fisheries: The economic impact of freshwater angling in England and Wales |
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| 136 | Demand for irrigation water (413/1/A) : progress report for the period August 1992 to January 1993 |
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| 137 | Water pollution incidents in England and Wales - 1993 : report of the National Rivers Authority |
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| 138 | Water pollution incidents in England and Wales 1991 : report of the National Rivers Authority |
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| 139 | Survey of physical characteristics of salmon spawning riffles in the river North Tyne
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| 140 | Bathing water quality in England and Wales in 1993 : report of the National Rivers Authority |
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| 141 | Darwell Transfer Scheme. Final Report Part III. Water quality in the Darwell Reservoir |
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| 142 | Effects of suspended solids on salmon (Salmo salar, L.) in the Parrett stuary, Somerset, Draft |
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| 143 | Water pollution incidents in England and Wales - 1993 : report of the National Rivers Authority |
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| 144 | Water pollution incidents in England and Wales - 1992 : report of the National Rivers Authority |
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| 145 | An evaluation of discharge and consent compliance policy : a blueprint for the future |
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| 146 | NRA programme for the monitoring of water quality Parts 1 to 3 - November 1994 |
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| 147 | The application and validation of in situ ecotoxicological assays at biologically and chemically incongruous sites (379/2/T) |
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| 148 | River corridor strategic overview feasibility study : a report to the National Rivers Authority |
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| 149 | 1966 the original team approaching Esthwaite Water to practice sampling from a boat |
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| 150 | An audit of performance in the analysis of biological samples in 1998. Environment Agency : primary audit |
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