| 6501 | Charging for discharges scheme : guidance to the engineering industry |
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| 6502 | Charging for discharges scheme : guidance to the power generation industry |
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| 6503 | Coln River levels study : project summary |
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| 6504 | Discharge consent and compliance policy : a blueprint for the future : the NRA's response to the public consultation |
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| 6505 | 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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| 6506 | River Roding fact file |
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| 6507 | Sewage risks to urban groundwater |
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| 6508 | Streetley Chemicals/ Redland Bricks |
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| 6509 | Study of ferruginous minewater impacts in Wales : phase 2a determination of remedial options : volume 2 : site reports |
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| 6510 | Buffer zones for conservation of rivers and bankside habitats : draft final report |
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| 6511 | The Test catchment southern : recommendations for statutory water quality objectives |
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| 6512 | The Worcestershire Stour catchment : recommendations for statutory water quality objectives |
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| 6513 | Time of travel study on the River Wandle under two different flow conditions |
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| 6514 | An assessment of river water quality in the River Kenn |
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| 6515 | River Hayle catchment river water quality classification 1990 |
|---|
| 6516 | River Hayle catchment river water quality classification 1991 |
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| 6517 | Trewinnard Manor Pond pollution incident November 1990 : draft internal report |
|---|
| 6518 | A Strategic Review Of Sheep Dipping |
|---|
| 6519 | A simple key to canal water quality using a biological technique |
|---|
| 6520 | 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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| 6521 | NRA Welsh Region South West Area Minewaters Workshop, 23 May 1995, Swansea : summary report |
|---|
| 6522 | The impact of ferruginous minewater break-outs on the environmental quality of the Rivers Rhymney, Ebbw and Sirhowy : summary report |
|---|
| 6523 | Dioxins and the River Doe Lea : plain English report |
|---|
| 6524 | A review of the industrial uses of continuous monitoring systems : incineration processes : a report produced for NCCA and ETSU by Entec |
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| 6525 | 1994 general quality assessment (GQA) Cornwall area |
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