DWI Information Letters 1997 - 1999
DWI Information Letters 1990-1995 DWI Information Letters 1996
DWI Information Letters 1997
DWI reference Subject or Short Title Date 1/97 Approval of substances, products and processes- Secretary of State's list 1996 2/1/97 2/97 Fluoride concentrations in water supplies 7/1/97 3/97 Compliance Data returns 1996 8/1/97 4/97 Review of analytical performance 14/1/97 5/97 1996 data returns for distribution system undertakings 17/1/97 6/97 Nitrate, pesticides and lead 1991 to 1994 24/1/97 7/97 Disinfection after mains bursts and repairs and other mains activities 11/04/97 8/97 S19 distribution system undertakings 18/4/97 9/97 Prohibition of use of cementitious and other linings 30/04/97 14/97 Drinking water quality compliance returns 5/12/97 16/97 1997 data returns for distribution system undertakings 19/12/97
DWI Information Letters 1998
DWI reference Subject or Short Title Date 1/98 CCM - Approval of substances, products and processes 01/01/98 5/98 S19 distribution system undertakings - collation of information requirements 04/03/98 6/98 Drinking Water Quality - Comparative Measures 19/05/98 9/98 The Periodic Review of Prices 23/07/98 10/1998 Year 2000 "Millenium Bug" and Implications for Water Supply 23/08/98 16/98 Risk Assessment, Sampling and Analysis Protocol - Cryptosporidium Regulations 22/12/98
DWI Information Letters 1999
DWI reference Subject or Short Title Date 1/99 Risk Assessment - Cryptosporidium Regulations 19/01/99 2/99 Feedback from Water Companies on DWI Performance in 1998 14/01/99 | A - Z Index | Business and Technical | Consumer Information | Contacting us |
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Drinking Water Inspectorate,
Floor 2/A1, Ashdown House, 123 Victoria Street, London, SW1E 6DE
Telephone : 020 7944 5956 - Facsimile : 020 7944 5969
E-mail: dwi.enquiries@defra.gsi.gov.uk
Updated 29 October 2002
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