Monthly Fluoride Report

Below is a chart reporting the average monthly levels of fluoride in the City's water distribution system.  Testing of the City's water supply is mandated by the State through the Michigan Department of Environmental Quality.  The State's recommended level of fluoride in a public water system is 0.7 milligrams per liter of water.  Their acceptable range is between 0.6 and 0.8 mg/l.

2017
  South System North System
October .82 mg/l .83 mg/l
September .80 mg/l .83 mg/l
August .72 mg/l .75 mg/l
July .85 mg/l .75 mg/l
June .70 mg/l .64 mg/l
May .61 mg/l .60 mg/l
April .71 mg/l .69 mg/l
March .75 mg/l .72 mg/l
February .78 mg/l .79 mg/l
January .64 mg/l .66 mg/l

 

2016

  South System North System
December .71 mg/l .68 mg/l
November .81 mg/l .81 mg/l
October .76 mg/l .79 mg/l
September .60 mg/l .62 mg/l
August .56 mg/l .58 mg/l
July .62 mg/l .60 mg/l
June .63 mg/l .59 mg/l
May .63 mg/l .70 mg/l
April .68 mg/l .69 mg/l
March .70 mg/l .71 mg/l
February .69 mg/l .73 mg/l
January .79 mg/l .71 mg/l

 

2015

  South System North System
December .63 mg/l .60 mg/l
November .64 mg/l .65 mg/l
October .63 mg/l .66 mg/l
September .61 mg/l .6 mg/l
August .50 mg/l .51 mg/l
July .72 mg/l .51mg/l
June .67 mg/l .56 mg/l
May .55 mg/l .48 mg/l
April .48 mg/l .51mg/l
March .54 mg/l .55 mg/l
February .74 mg/l .84 mg/l
January .74 mg/l .72 mg/l

 

2014

  South System North System
December .59 mg/l .59 mg/l
November .61 mg/l .58 mg/l