| 5001 | Road transport and the environment |
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| 5002 | Direct toxicity assessment proficiency scheme (DTAPS) : Document 1 : Issue 5 |
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| 5003 | Direct toxicity assessment proficiency scheme (DTAPS) : Document 3 : Issue 10 |
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| 5004 | Ecotoxicology : a report of the NRA R and D Ecotoxicology Group |
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| 5005 | Ecotoxicology : new approaches |
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| 5006 | Investigating Links Between Bacterial Exotoxins and Unexplained Fish Kills: Phase 3 |
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| 5007 | Hydrodat : groundwater monitoring database system. Guidelines |
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| 5008 | Hydrometric asset condition survey action plan 1998 - 2001 : annex 1 |
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| 5009 | The results of fish telemetry trails in the river Tawe estuary, 1991 |
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| 5010 | Analysis of airborne platform specifications and operations for the National Rivers Authority by Atlantique Reconnaissance Ltd |
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| 5011 | Aircraft utilisation study |
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| 5012 | Airborne remote sensing of coastal waters (RanD 328/2/Wx) : draft final report |
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| 5013 | Further development of airborne remote sensing techniques; |
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| 5014 | Effective flood warning the Australian way : the Winston Churchill Travelling Fellowship visit to Australia and New Zealand 23 October - 27 November 1994 |
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| 5015 | A brief guide to the medway |
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| 5016 | A brief guide to the thames |
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| 5017 | Autumn 2000 floods review regional report : South West region |
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| 5018 | Guardians of the water environment (NRA Thames Region) |
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| 5019 | River Sow improvements in Stafford : your questions answered |
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| 5020 | River Thames : tips for visiting boaters |
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| 5021 | Rivers Swale Ure and Ouse |
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| 5022 | Round-up of National and Regional media coverage of the Landfill Tax introduction and Flytipping crack down |
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| 5023 | Sidmouth flood plan : public information leaflet |
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| 5024 | Study of the River Stour, Kent |
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| 5025 | Sussex by the sea |
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