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Cantley Water Hardness & Quality Report (2026)

Water Hardness

106mg/L
Moderately Hard

Source

river

pH Level

7.7

neutral = 7.0

Lead

0.004 mg/L

✓ Below action level

TDS

226.2 mg/L

Est. Daily Cost

$0.28

energy & soap waste

Source: Health Canada Water Quality · Updated 2026

106mg/L as CaCO₃Moderately Hard

0–60

mg/L

Soft

61–120

mg/L

Moderately Hard

121–180

mg/L

Hard

180+

mg/L

Very Hard

Appliance Damage Report

In Cantley, your appliances are currently losing 14% efficiency due to mineral buildup.

ApplianceIn CantleySoft Water CityEfficiency Loss
Kettle
6.1 yrs
8.5 yrs-28%
Washing Machine
9.7 yrs
12 yrs-19%
Water Heater
11.4 yrs
15 yrs-24%

Regional Water Comparison

How Cantley compares to its nearest neighbours

CityHardnessMineralizationRisk
Cantley, Quebec106 mg/LMedium🟡 Moderately Hard
Gatineau, Quebec90 mg/LMedium🟡 Moderately Hard
Le Plateau, Quebec70 mg/LMedium🟡 Moderately Hard
Hull, Quebec122.5 mg/LHigh🟠 Hard
Lowertown, Ontario135.5 mg/LHigh🟠 Hard

National Benchmark

How Cantley compares to the Canada average

BenchmarkHardnessAppliance Risk
Cantley106 mg/L🟡 Low
Canada National Avg141 mg/L🟠 Moderate
Vancouver Top Rated3 mg/L🟢 None

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What Makes Cantley's Water Unique?

Local geology and source profile

Source: RiverTDS: 226.2 mg/LpH: 7.7

Cantley's drinking water is managed by the Municipalité de Cantley, drawing from the Gatineau River — Cantley is a residential municipality in the MRC des Collines-de-l'Outaouais, on the north shore of the Gatineau River upstream from Gatineau city, a growing commuter suburb of the National Capital Region in the Outaouais region of Quebec, a community of rural-residential acreage properties and newer residential subdivisions in the forested Gatineau Hills above the Gatineau River valley, popular with federal government workers and outdoor enthusiasts for its proximity to Gatineau Park, the Gatineau Hills mountain bike and ski trails, and the scenic Gatineau River canoe corridor. Water undergoes coagulation, sedimentation, filtration, UV disinfection, and chloramination, meeting all Guidelines for Canadian Drinking Water Quality (GCDWQ) requirements. Hardness measures 106 mg/L (6.2 gpg) — classified as moderately hard by Health Canada, consistent with the Gatineau River watershed character.

Cantley draws from the Gatineau River in the Gatineau Hills — the Gatineau River drains the Precambrian Grenville Province granitic gneiss terrain of the Canadian Shield in the Gatineau Hills, with some input from the lower valley's Ordovician limestone transition zone near the Ottawa River confluence. At 106 mg/L, the Cantley supply is softer than the main Ottawa River supply (116–120 mg/L standard from reference data), reflecting the Shield-dominated Gatineau River catchment above the carbonate lowlands influence, with less carbonate dissolution than the Ottawa River at Gatineau. Water quality reports are published under Ministère de l'Environnement oversight.

At 106 mg/L, Cantley homes experience moderate scale deposits — cleaning every two months is adequate. Health Canada lead precautionary guidance applies to pre-1975 properties in the established Cantley riverside residential area. The elevated lead (0.004 mg/L) warrants assessment of any legacy lead plumbing in older properties.

Geology & Source: Supplied by the Municipalité de Cantley from the Gatineau River — the Cantley Outaouais supply from the Gatineau River in the Laurentian Shield foothills produces moderately hard water at 106 mg/L (6.2 gpg), consistent with the Gatineau River watershed mineral character.

Other Quebec Water Reports

Frequently Asked Questions

Is Cantley's water safe to drink?
Yes. Cantley's water meets all federal safety standards. The hardness is 106 mg/L (Moderately Hard), which is safe to drink. High hardness affects appliances and taste, but poses no health risk.
Do I need a water softener in Cantley?
Cantley's water is moderately hard at 106 mg/L. A water softener is generally not necessary, though a carbon filter can improve taste and remove any remaining chlorine.
How does Cantley compare to the Canada average?
The Canada national average is 141 mg/L. Cantley at 106 mg/L is 35 mg/L below the national average. The softest major city is Vancouver at just 3 mg/L.