| 326 | List II metals : evaluation of standards using field data |
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| 327 | Quantification of the relationship between effluent quality and biological quality : interim report for stage 1 |
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| 328 | River Stour catchment management plan : annual review |
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| 329 | River Gannel catchment river water quality classification 1990 |
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| 330 | Irish Sea nutrients survey |
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| 331 | River Axe Fish Study - Supplementary Report |
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| 332 | River Erme catchment river water quality classification 1991 |
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| 333 | An investigation to find out why Holcombe Beach failed to comply with EC Bathing Waters Directive |
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| 334 | Bathing water quality in England and Wales in 1995 : report of the National Rivers Authority |
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| 335 | Hull and East Riding local environment agency plan : August 1998 |
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| 336 | Rivers Avon and Gara catchments river water quality classification 1991 |
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| 337 | Pollution control statistics Midlands region 1995 |
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| 338 | Local environment focus : local environmental issues in Wolverhampton, Dudley, Kidderminster, Wombourne, Kinver, Stourbridge, Halesowen and West Hagley : Local Environment Agency Plan (LEAP) for the West Midlands Stour : 3rd annual review December 2001 |
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| 339 | River Cherwell catchment management plan : consultation report : April 1995 |
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| 340 | Upper Kennet river levels study |
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| 341 | The Loddon catchment, Thames : recommendations for statutory water quality objectives |
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| 342 | Investigation into potential storm sewage discharge movements during spring and neap tides from Sharkham Point storm overflow |
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| 343 | Wimbleball pumped storage scheme : review of environmental statement (appendix B3) : implications for water quality in Wimbleball Reservoir, the River Exe (non QUASAR) parameters) and the Exe estuary |
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| 344 | Analogue (nutrient), YSI, turbidity and stage data for the Wensum Demontration Test Catchment's monitoring kiosk F in 2012 |
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| 345 | ISCO automatic water sample data for the Wensum Demonstration Test Catchment's Kiosk M |
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| 346 | Geochemical process modelling : progress report for period March - June 1991 (0295/1/A) |
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| 347 | Porth stream EC surface water abstraction failure 1993 : final draft report |
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| 348 | Yare catchment management plan : consultation report : January 1994 |
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| 349 | Aerial surveillance of fourteen estuaries in England and Wales |
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| 350 | YSI, turbidity and discharge data for the Wensum Demonstration Test Catchment's monitoring kiosk M in 2014 |
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