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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.

    Concentrations based on actual lab results unless otherwise stated
Analyte Units 2018 2019 2020
Bicarbonate (calc. using Alkalinity and pH) ppm 133 133 133
Calcium ppm 32 35 34
Carbonate (calc. using Alkalinity and pH) ppm 0.4 0.5 0.5
Chloride ppm 16 17 21
Copper ppb - 10 -
Fluoride ppm 0.76 0.71 0.654
Hardness, as CaCO3 ppm 130 140 140
Iron ppb <10 <10 <10
Magnesium ppm 11 12 12
Nitrate ppm <0.35 0.33 0.5
Nitrite ppm <0.35 - -
pH pH units 7.86 7.9 7.9
Potassium ppm - 1.6 -
Sodium ppm 11 12 15
Sulfate ppm 23 23 22
Total Alkalinity, as CaCO3 ppm 110 110 110