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Drinking Water Quality


Through on-going regulatory water sampling, the Township has determined there are elevated sodium levels in the Ansnorveldt Drinking Water System.  In response to these levels and as per York Regional Health, the Township would like to advise all users of this system of these elevated levels as well as a Sodium Fact Sheet

York Region experienced adverse sodium results at the Nobleton Well No. 05 and at the Schomberg Water Treatment Plant. These adverse results were 21.6 mg/l and 20.1 mg/l respectively. The Township also experienced an adverse test result in the Ansnorveldt system with a value of 41 mg/l. The threshold is 20 mg/l. As per York Region Public Health Department the Township provides the following Sodium Fact Sheet and advises users of these systems that sodium levels are moderately elevated.

If  you have any concerns regarding this matter, please contact John Vandenberg, Environmental Project Manager at 905-833-4059 or

Water Reports

Section 11 of the Ontario Drinking Water Systems Regulation 170/03 (O.Reg.170/03) requires an Annual Report be prepared for water distribution and supply systems by February 28th of each year.

Sodium in Drinking Water Factsheet



 King City​
King City

EPW 2017-09 - Annual Water Summary Report

Additional Information:

Drinking Water Quality and Monitoring