501 | A study to investigate and propose remedies for river quality problems in the Madford catchment |
502 | Regional river quality monitoring and surveillance : results of the 1990/1991 biological survey : draft report |
503 | Impact assessment of Meldon quarry on water quality in the West Okement river |
504 | R and D Strategy to Support Implementation of the Water Framework Directive - Preliminary Scoping Report |
505 | The government's policy for a public regulatory body in a privatised water industry |
506 | Less sensitive areas and candidate high natural dispersion areas in the North West region |
507 | Water pollution incidents in England and Wales - 1990 : report of the National Rivers Authority |
508 | Two year aesthetic survey of beaches in the South West (1990 and 1991) |
509 | The Influence of Variations in Flow on General Quality Assessment of Rivers - Summary Document |
510 | Annual classification of river water quality 1992 : numbers of samples exceeding the quality standard |
511 | Water pollution incidents in England and Wales 1991 : report of the National Rivers Authority |
512 | The Impact Of Grazing And Upland Management On Erosion And Runoff: Additional Information |
513 | Extending Rutland yield analysis to 1933 : supporting documentation for the regional water resources strategy |
514 | Investigation into the intermittent failure of Wembury Beach to comply with EC bathing water |
515 | The River Babingley. Volume 1 : executive summary : a report for National Rivers Authority, Anglian Region |
516 | The effect of ferric dosing of lakes on benthic invertebrates : first year report |
517 | The hydrological effects of demand management : project definition stage report : 28th May 1996 |
518 | Improved monitoring for surface water quality : the development of a manual of best practice |
519 | Routine laboratory water sample data for the Wensum Demonstration Test Catchment's monitoring kiosk A |
520 | Use Of Pattern Recognition To Identify The Source Of An Oil Spill On An Inland Water |
521 | Evaluating the impact of groundwater abstraction on key conservation sites. Stage 1 reports for AMP3 |
522 | Report on the By Brook low flow investigations : October 2001 : volume 1 : report |
523 | Routine laboratory water sample data for the Wensum Demonstration Test Catchment's monitoring kiosk E |
524 | Environment Agency Kent area : the Seabrook stream : BSc (Hons) Environmental biology placement report |
525 | Demand for irrigation water (413/1/A) : progress report for the period August 1992 to January 1993 |