| 5551 | Discharge consent and compliance policy : a blueprint for the future : the NRA's response to the public consultation |
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| 5552 | Investigation to assess the compliance of Trelavour Kilns discharge CP7 (SW 9479 5722) with consent conditions and to identify any impact upon water quality in the St Dennis Stream : final draft report |
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| 5553 | Monitoring the effects of a combined sewer overflow discharge to a small watercourse in South Wales |
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| 5554 | Pitsea Creek |
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| 5555 | Sewage risks to urban groundwater |
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| 5556 | Silloth sediment survey : April, July 1990 |
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| 5557 | Streetley Chemicals/ Redland Bricks |
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| 5558 | Study of ferruginous minewater impacts in Wales : phase 2a determination of remedial options : volume 2 : site reports |
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| 5559 | Buffer zones for conservation of rivers and bankside habitats : draft final report |
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| 5560 | The Test catchment southern : recommendations for statutory water quality objectives |
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| 5561 | The Worcestershire Stour catchment : recommendations for statutory water quality objectives |
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| 5562 | Time of travel study on the River Wandle under two different flow conditions |
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| 5563 | An assessment of river water quality in the River Kenn |
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| 5564 | River Hayle catchment river water quality classification 1990 |
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| 5565 | River Hayle catchment river water quality classification 1991 |
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| 5566 | Trewinnard Manor Pond pollution incident November 1990 : draft internal report |
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| 5567 | A Strategic Review Of Sheep Dipping |
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| 5568 | Contaminants entering the sea : a report on contaminant loads entering the seas around England and Wales 1990-1993 |
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| 5569 | The Natural (Baseline) Quality of Groundwaters in England and Wales - Magnesium Limestone of Yorkshire and Northumbria |
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| 5570 | A survey of ferruginous minewater impacts in the Welsh coalfields |
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| 5571 | A simple key to canal water quality using a biological technique |
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| 5572 | Investigations into the status of fisheries, biological and water quality in the River Pelenna catchment, prior to the treatment of discharges from abandoned coal mines : PL/EAW/95/3 |
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| 5573 | NRA Welsh Region South West Area Minewaters Workshop, 23 May 1995, Swansea : summary report |
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| 5574 | The impact of ferruginous minewater break-outs on the environmental quality of the Rivers Rhymney, Ebbw and Sirhowy : summary report |
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| 5575 | A survey of ferruginous minewater impacts in the Welsh coalfields |
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