• The Microbiological Failure Factsheet contains information about bacteria in private water supplies and what to do if your sample contains potentially harmful bacteria
  • The Nitrate Nitrite Factsheet contains information about these chemicals in private water supplies and what to do to reduce excessive levels in the water.
  • The Iron and Manganese Factsheet contains information about these chemicals in private water supplies and what to do to reduce excessive levels in the water.
Private Water Supplies leaflet