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101A review of the industrial uses of continuous monitoring systems : minerals industry processes
102An audit of performance in the analysis of biological samples in 1998. Environment Agency : primary audit
103Pesticides 2000 : a summary of monitoring of the aquatic environment in England and Wales
104A review of the industrial uses of continuous monitoring systems : metals industry processes
105Biological characteristics and exploitation of sea trout in the River Tywi during 1989
106Water pollution incidents in England and Wales - 1993 : report of the National Rivers Authority
107An audit of performance in the analysis of biological samples in 1998. Environment Agency : AQC audit
108Bathing water quality in England and Wales in 1995 : report of the National Rivers Authority
109Bathing water quality in England and Wales in 1994 : report of the National Rivers Authority
110Monitoring the effects of a combined sewer overflow discharge to a small watercourse in South Wales
111The government's policy for a public regulatory body in a privatised water industry
112Digital groundwater vulnerability maps : 1 : 100,000 series. Policy and practice for the protection of groundwater
113Desktop study of methods for the monitoring of particulate emissions from positively pressurised baghouses
114Water pollution incidents in England and Wales 1994 : report of the National Rivers Authority
115Discharge consents and compliance : the NRA's approach to control of discharges to water
116Bathing water quality in England and Wales in 1993 : report of the National Rivers Authority
117River corridor strategic overview feasibility study : a report to the National Rivers Authority
118Saving water : the NRA's approach to water conservation and demand management : a consultation report
119Water pollution incidents in England and Wales 1991 : report of the National Rivers Authority
120The available resource methodology : a framework for assessing water resources and abstraction availability : final report
121Water pollution incidents in England and Wales - 1992 : report of the National Rivers Authority
122Proceedings of the conference National Minewaters 20th -21st April 1998 Tapton Hall Sheffield University
123Water pollution incidents in England and Wales - 1993 : report of the National Rivers Authority
124An evaluation of discharge and consent compliance policy : a blueprint for the future : letters from respondents
125The results of Tawe barrage post-impoundment salmon and sea trout telemetry study 1992