826 | Ribble action plan 2000-2005 |
827 | The Ribble Estuary 1992 surveys : summary of results |
828 | An assessment of mercury contamination in the Red River catchment : final draft report |
829 | Red River, Portreath, Bolingey and Perranporth catchment river water quality classification 1990 |
830 | Red River catchment river water quality classification 1991 |
831 | East Sussex Rother catchment management plan : action plan |
832 | East Sussex Rother catchment management plan : consultation report |
833 | Wastewater disinfection field trials (231/4/SW) |
834 | 1997 general quality assessment (GQA) and river ecosystem (RE) non-compliance : Devon area |
835 | An investigation into possible causes of poor water quality at Blakewell Bridge (R30A001) on the Bradiford Water |
836 | An investigation into possible causes of poor water quality at Nymphayes Bridge (R30D009) on the Gissage Lake |
837 | Water quality monitoring locations 1992 |
838 | An investigation into the bacterial water quality of the River Umber, N. Devon : December 1996 : DEV/WQ/14/96 |
839 | An investigation into the elevated BOD levels at Brocken Bridge (R30H001) on the Barnstaple Yeo [DEV/E/20/95] |
840 | An investigation to determine if Deep Moor Landfill Site is causing an impact downstream in the Peagham Stream |
841 | Assessment of the impact of discharges from Meldon Quarry on the water quality of the West Okement River |
842 | Bideford fine screen outfall post scheme appraisal |
843 | Water quality report 1992 |
844 | General Quality Assessment (GQA) Devon Area 1994 |
845 | Hartland streams river water quality classification 1990 |
846 | Hartland streams river water quality classification 1991 |
847 | North Devon coast and Lyn catchment river water quality classification 1990 |
848 | North Devon coast and Lyn catchment river water quality classification 1991 |
849 | North Devon streams : action plan, August 1997 |
850 | North Devon streams : consultation report, October 1996 |