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Adverse Water Quality Incident Report

Location:
Township of Coleman, Peters Street, District of Timiskaming

Incident Resolution:
Resolved.

The Timiskaming Health Unit rescinded the   precautionary Boil Water Advisory on October 5,  2006, after chlorine residual values returned to acceptable levels.

Type of water source:
Surface Water

Population served:
7 households < 20 residents

Water works owned/operated by:
Owner – Township of Coleman
Distribution System Operator – Township of Coleman
Treatment System supplying water – Town of Cobalt

Date MOE notified and by whom:
August 28, 2006 by the Town of Cobalt

Date MOH notified and by whom:
August 28, 2006 by the Town Cobalt

Date of First Sample(s):
August 28, 2006

Who conducted the sampling?:
Town of Cobalt – Operator

Why was sampling initiated?:
Routine Chlorine Residual monitoring by the Town of Cobalt.

Sample contaminant details:
Free cl2 residual values 0.00 mg/L, 0.03mg/L 0.05 mg/L and 0.01 mg/L

Resampling details and results:
Free cl2 residual monitoring indicated a minimum of 0.16 mg/L is being maintained in this part of the distribution system.

MOE Role:
Ministry staff to monitor the situation and assist the Timiskaming Health Unit, Town of Cobalt and the Township of Coleman.  Ensure that measures are taken to bring chlorine residual values up to adequate levels.

Background (if there is a history of the site):
The Town of Cobalt supplies drinking water to five (5) small water lines in Coleman Township which surrounds the Town of Cobalt. The Town of Cobalt tests and samples the water in these water lines as if the water line were part of their distribution system by agreement and in accordance with O. Reg 170.