Water Quality Reports - Welland

The Welland Water Treatment Plant provides water to Welland and a portion of Thorold and Pelham.

Current Status

The values below represent the water quality leaving the water treatment plant on the date indicated with the exception of pH which is for distribution water.

These values are updated on a monthly basis and measured by a laboratory that is certified by the Ministry of Environment, Conservation and Parks.

ParameterValueSample DateRangeTarget in Range
Alkalinity84 mg/LAug. 9, 202330 - 500 mg/LTarget in range Safe and within our expected range
Hardness94.5 mg/LAug. 9, 2023100 - 150 mg/LTarget in range Safe and within our expected range
pH7.57 Sept. 11, 20236.5-8.5Target in range Safe and within our expected range
E. ColiNot detectedAug. 28, 20230 counts/100 mLTarget in range Safe and within our expected range
Total ColiformsNot detectedAug. 28, 20230 counts/100 mLTarget in range Safe and within our expected range
LeadNot detectedAug. 23, 20230 - 0.1 mg/LTarget in range Safe and within our expected range
Chloride20 mg/LAug. 9, 20230 - 250 mg/LTarget in range Safe and within our expected range
Sodium13.3 mg/LAug. 23, 20230-20 mg/LTarget in range Safe and within our expected range
Sulphate32.6 mg/LAug. 9, 20230 - 200 mg/LTarget in range Safe and within our expected range
FluorideNot detectedAug. 9, 20230 - 1.5 mg/LTarget in range Safe and within our expected range
Vinyl ChlorideNot detectedAug. 23, 20230 - 0.001 mg/LTarget in range Safe and within our expected range
Calcium24.9 mg/LAug. 9, 2023 No current standards or guidelines for this parameter
Magnesium7.85 mg/LAug. 9, 2023 No current standards or guidelines for this parameter

For more information about the quality of water in your local distribution system, contact your area municipality.

Under Ontario Regulation 170/03 both the Regional Municipality of Niagara and the area municipalities have the responsibility to provide Water Quality Quarterly Reports.

Reports

2022

2021

2020

2019

Contact

Erin Shisler
Water Process Specialist
905-980-6000 ext. 3298
Email Erin Shisler

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