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Water Quality Results for Homebrewers

From time to time the Water Treatment Plant receives resident questions regarding the mineral content of our drinking water for the purposes of home brewing.  Listed below are common analytes that are important to the homebrewer.  Concentrations are based on actual laboratory results unless otherwise stated.  If you need additional information, please call the Water Treatment Plant at 847.433.4355.

 
Analyte Units 2016 2017 2018
Bicarbonate (calc. using Alkalinity and pH) ppm 124 146 133
Calcium ppm - 35 32
Carbonate (calc. using Alkalinity and pH) ppm 0.6 0.4 0.4
Chloride ppm 18 20 16
Copper ppb 4.5 5 -
Fluoride ppm 0.70 0.83 0.76
Hardness, as CaCO3 ppm 125 140 130
Iron ppb 13 <10 <10
Magnesium ppm - 12 11
Nitrate ppm 0.36 0.45 <0.35
Nitrite ppm - - -
pH pH units 7.91 7.82 7.86
Potassium ppm - 1.5 -
Sodium ppm 13 13 11
Sulfate ppm 24 25 23
Total Alkalinity, as CaCO3 ppm 102 120 110