• Persistence of Organic Contaminants

  Document

  • Published GMT 1 January 1991
  • Ref: DWI0442
• Electrolytic Generation of Chlorine for Disinfection of Private Water Supplies

  Document

  • Published GMT 1 January 1991
  • Ref: DWI0203
• Effect of Distribution on Organic Contaminants in Potable Water (EHT 9155). Final Report to the Department of the Environment DoE 2215-M/1

  Document

  • Published GMT 1 January 1990
  • Ref: DWI0032
• The Production of Chlorophenols During the Chlorination of Natural Waters. Final Report to the Department of the Environment DoE 2285-M/1

  Document

  • Published GMT 1 January 1990
  • Ref: DWI0030
• Approved Material Testing Procedures (DWE 9534), Progress Report to the Department of the Environment – July to December 1990

  Document

  • Published GMT 1 January 1990
  • Ref: DWI0726
• Investigation of In-Situ Bacterial Denitrification in the Confined Chalk Aquifer in Norfolk and North London WD/90/4

  Document

  • Published GMT 1 January 1990
  • Ref: DWI0144
• Proposed Provisional Environmental Quality Standards for Trifluralin in Water (ESSL9378) DoE 2231-M/1

  Document

  • Published GMT 1 January 1990
  • Ref: DWI0118
• Diatoms as Water Quality Indicators in British Rivers

  Document

  • Published GMT 1 January 1990
  • Ref: DWI0178
• Proposed Provisional Environmental Quality Standards for Malathion in Water (ESSL9378) DoE 2110-M/1

  Document

  • Published GMT 1 January 1990
  • Ref: DWI0121
• Proposed Provisional Environmental Quality Standards for Dichlorvos in Water (ESSL9378) DoE 2249-M

  Document

  • Published GMT 1 January 1990
  • Ref: DWI0119
• Proposed Provisional Environmental Quality Standards for Fenitrothion in Water (DWE9378) DoE 2197-M

  Document

  • Published GMT 1 January 1990
  • Ref: DWI0117
• Dewatering Sewage Sludge by Centrifuge

  Document

  • Published GMT 1 January 1990
  • Ref: DWI0183