| 351 | Bathing water quality in England and Wales in 1995 : report of the National Rivers Authority |
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| 352 | A report on water quality issues within the Midford Brook catchment - June 1996 |
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| 353 | National marine baseline survey 1995 : littoral cell 11 : Great Orme to the Solway Firth |
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| 354 | Microbiological examination of coastal waters in the North West : summary of results 1998 |
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| 355 | Report on the By Brook low flow investigations : October 2001 : volume 2 : (figures, maps and appendices) |
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| 356 | Bathing water quality in England and Wales in 1993 : report of the National Rivers Authority |
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| 357 | Water pollution incidents in England and Wales - 1993 : report of the National Rivers Authority |
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| 358 | The distribution of PCDDS and PCDFS in surface freshwater systems 2nd Interim Progress Report - February 1993 |
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| 359 | Regional river quality monitoring and surveillance : results of the 1990/1991 biological survey : draft report |
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| 360 | R and D Strategy to Support Implementation of the Water Framework Directive - Preliminary Scoping Report |
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| 361 | The government's policy for a public regulatory body in a privatised water industry |
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| 362 | Less sensitive areas and candidate high natural dispersion areas in the North West region |
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| 363 | Water pollution incidents in England and Wales - 1990 : report of the National Rivers Authority |
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| 364 | Two year aesthetic survey of beaches in the South West (1990 and 1991) |
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| 365 | The Influence of Variations in Flow on General Quality Assessment of Rivers - Summary Document |
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| 366 | Annual classification of river water quality 1992 : numbers of samples exceeding the quality standard |
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| 367 | Water pollution incidents in England and Wales 1991 : report of the National Rivers Authority |
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| 368 | The Impact Of Grazing And Upland Management On Erosion And Runoff: Additional Information |
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| 369 | The effect of ferric dosing of lakes on benthic invertebrates : first year report |
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| 370 | The hydrological effects of demand management : project definition stage report : 28th May 1996 |
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| 371 | Improved monitoring for surface water quality : the development of a manual of best practice |
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| 372 | Use Of Pattern Recognition To Identify The Source Of An Oil Spill On An Inland Water |
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| 373 | Evaluating the impact of groundwater abstraction on key conservation sites. Stage 1 reports for AMP3 |
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| 374 | Report on the By Brook low flow investigations : October 2001 : volume 1 : report |
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| 375 | Demand for irrigation water (413/1/A) : progress report for the period August 1992 to January 1993 |
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