BRITISH STANDARD Code of practice for Test pumping of water wells BS6316:1992 This British Standard, having been prepared under the direction of the Industrial-process Measurement and Control Standards Policy Committee, was published under the authority of the Standards Board and came into effect on 15 May 1992. First published March 1983 Second edition May 1992 The following BSI references relate to the work on this standard: Committee reference PCL/3 Draft for comment 91/24721 DC ISBN 058020538X Committees responsible for this British Standard The preparation of this British Standard was entrusted by the Industrial-process Measurement and Control Standards Policy Committee (PCL/3) to Technical Committee PCL/3, upon which the following bodies were represented: Clyde River Purification Board Department of the Environment Department of the Environment for Northern Ireland Institute of Measurement and Control Institution of Civil Engineers Institution of Water and Environmental Management Ministry of Agriculture, Fisheries, and Food National Rivers Authority Water Services Association of England and Wales Welsh Office Amendments issued since publication: Amd. No. 1 - Date: Comments: eeee Contents Committees responsible Foreword Section 1. General 1. Introduction 2. Scope 3. Definitions Section 2. Hydrogeological considerations 4. General 5. Aquifer response characteristics 6. Groundwater conditions 7. Multi-layered aquifers 8. Boundary conditions 9. Other hydrogeological factors Section 3. Pre-test planning 10. Statutory requirements 11. Site facilities and organization 12. Design of the test 13. Observation wells 14. Test well 15. Groundwater level measurement 16. Measurement of time Section 4. Pre-test observations 17. General considerations 18. Surface waters 19. Groundwaters 20. Meteorological parameters 21. Abstractions and discharges Section 5. Pumping test 22. General considerations