| 626 | Flood warning information for North Surrey : The Bournes catchment |
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| 627 | First annual review of the River Taw catchment management plan (1996) |
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| 628 | Habitat preferences of the bullhead (Cottus gobio) in some Norfolk rivers |
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| 629 | England's river : a guide to the Thames from Remenham to Cookham |
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| 630 | Regulation of dioxin releases from the Runcorn operations of ICI and EVC |
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| 631 | Guidance on the application of environmental risk assessment for waste management licensing |
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| 632 | Investigation of mercury contamination in the Red River catchment, West Cornwall |
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| 633 | An investigation into the incidence of spurting from weeping wall slurry stores |
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| 634 | NRA superannuation report and accounts for the period ended 31 March 1991 |
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| 635 | Further guidance on the environmental assessment of projects |
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| 636 | Assessing the impact of dewatering on water resources |
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| 637 | The use and design of oil separators in surface water drainage systems |
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| 638 | The utilisation of stick-pile otter holts in south east Wales |
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| 639 | Improving the Environment Agency's contribution to wetland bird populations |
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| 640 | Groundwater-surface Water Interactions in the Hyporheic Zone |
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| 641 | River water quality in the Midlands 1994/95 : water quality summary data |
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| 642 | Model Procedures for the Management of Land Contamination |
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| 643 | Applications Of Artificial Intelligence For The Biological Surveillance Of River Quality |
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| 644 | Improving the contribution of social science to Flood Risk Management |
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| 645 | Reappraisal of the River Lee to Wheathampstead Mill |
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| 646 | Business requirement specification : integrated accounting system for the (IAS) |
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| 647 | A report on fish production in the National Rivers Authority |
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| 648 | Moston Brook Summary Report for the Evidence and Measures Project |
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| 649 | Strategy for the use of field instrumentation in water quality monitoring |
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| 650 | User notes for the Deben groundwater modelling package |
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