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Typical water hardness: Slightly Hard
Hardness clarke: 7.70
Date of update: 10/18/2019 12:00:00 AM
Water supply zone: Heswall
Water supply zone ref: Z141

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Analysis Typical value UK/EU limit Units
Hardness Level Slightly Hard
Hardness Clarke 7.70 Clarke
Aluminium <10.7 200 µg Al/l
Calcium 35.4 mg Ca/l
Residual chlorine - Total 0.71 mg/l
Residual chlorine - Free 0.59 mg/l
Coliform bacteria 0 0 number/100ml
Colour <0.683 20 mg/l Pt/Co scale
Conductivity 296 2500 uS/cm at 20oC
Copper <0.0134 2 mg Cu/l
E.coli 0 0 number/100ml
Iron 9.44 200 µg Fe/l
Lead <0.683 10 µg Pb/l
Magnesium 5.23 mg Mg/l
Manganese <0.838 50 µg Mn/l
Nitrate 9.78 50 mg NO3/l
Sodium 21.6 200 mg Na/l