| 501 | Roadford operational and environmental study : draft final report : Volume 2 : annex A, hydrology annex B, water quality annex C consultation |
|---|
| 502 | Investigation into potential exfiltration of raw sewage from Salcombe sewer |
|---|
| 503 | Ravenglass Harbour : microbiological survey April 1991 |
|---|
| 504 | Improved definition of leachate source term from landfills. Phase 1: review of data from European landfills |
|---|
| 505 | 1996 general quality assessment (GQA) Cornwall area |
|---|
| 506 | Regional water quality monitoring and surveillance programme for 1992 : impact assessment of effluent discharges on receiving waters |
|---|
| 507 | The development of new techniques for the monitoring of ammonia in water |
|---|
| 508 | Environment Agency guidelines for identifying environmental improvements qualifying for AMP3 investment |
|---|
| 509 | Sensitive Areas (eutrophic) and "Polluted Waters" (eutrophic). Guidance note on information Gathering for Future Designation Reviews
|
|---|
| 510 | Pollution prevention and control update - Anglian region |
|---|
| 511 | A better place for all - river stour waterway plan |
|---|
| 512 | Air quality and the environment |
|---|
| 513 | Creating an environmental vision : progressing the Environment Agency's contribution to sustainable development by way of a better environment in England and Wales. Consultation draft June 2000 |
|---|
| 514 | Creating an environmental vision : summary : progressing the Environment Agency's contribution to sustainable development by way of a better environment in England and Wales. Consultation draft June 2000 |
|---|
| 515 | Guide to groundwater protection zones in England and Wales |
|---|
| 516 | Policy and practice for the protection of groundwater |
|---|
| 517 | River Lyd diazinon contamination investigation - 1995 : final draft report |
|---|
| 518 | Water resources in Anglia : a sustainable strategy for secure water supplies and a better water environment |
|---|
| 519 | Restored, protected land with healthier soils : a framework for change |
|---|
| 520 | Impact assessment of Helston Sewage Treatment Works on water quality of the River Cober Loe Pool |
|---|
| 521 | Analysis of 1995 Biological Survey Data Phase 2: Post Survey Appraisal: Technical Summary |
|---|
| 522 | Analysis of 1995 Survey Data: Phase 2. Post-survey Appraisal. Unit I: Taxon Distribution Studies |
|---|
| 523 | Assessment of Sampling Methods for Macroinvertebrates (RIVPACS) in Deep Watercourses |
|---|
| 524 | Assessment of the performance of the BMWP scoring system against biological targets and the determination of significant change |
|---|
| 525 | An assessment of the impact of Berkhamsted and Maple Lodge STWs on the Grand Union canal based on macroinvertebrate surveys |
|---|
