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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.

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

ParameterValueSample DateRangeTarget in Range
Alkalinity93 mg/LApril 7, 202130-500 mg/LTarget in range Safe and within our expected range
Hardness120 mg/LApril 7, 202130-250 mg/LTarget in range Safe and within our expected range
pH7.78 April 7, 20216.5-8.5Target in range Safe and within our expected range
E. ColiNot detectedApril 12, 20210 counts/100 mLTarget in range Safe and within our expected range
Total ColiformsNot detectedApril 12, 20210 counts/100 mLTarget in range Safe and within our expected range
LeadNot detectedMay 7, 20200 - 0.01 mg/LTarget in range Safe and within our expected range
Chloride21 mg/LApril 7, 20210-250 mg/LTarget in range Safe and within our expected range
Sodium12.3 mg/LApril 7, 20210-20 mg/LTarget in range Safe and within our expected range
Sulphate32.5 mg/LApril 7, 20210-200 mg/LTarget in range Safe and within our expected range
FluorideNot detectedApril 7, 20210-1.5 mg/LTarget in range Safe and within our expected range
Vinyl ChlorideNot detectedMay 7, 20200 - 0.001 mg/LTarget in range Safe and within our expected range
Calcium33.8 mg/LApril 7, 2021 No current standards or guidelines for this parameter
Magnesium8.64 mg/LApril 7, 2021 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.

Reports

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

2020

2019

2018

Contact

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

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