Sainte-Marie Water Hardness & Quality Report (2026)
Water Hardness
Source
river
pH Level
7.3
neutral = 7.0
Lead
0.002 mg/L
✓ Below action level
TDS
95.6 mg/L
Est. Daily Cost
$0.15
energy & soap waste
Source: Health Canada Water Quality · Updated 2026
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 Sainte-Marie, your appliances are currently losing 7% efficiency due to mineral buildup.
| Appliance | In Sainte-Marie | Soft Water City | Efficiency Loss |
|---|---|---|---|
| Kettle | 7.8 yrs | 8.5 yrs | -8% |
| Washing Machine | 11.6 yrs | 12 yrs | -3% |
| Water Heater | 13.4 yrs | 15 yrs | -11% |
Regional Water Comparison
How Sainte-Marie compares to its nearest neighbours
| City | Hardness | Mineralization | Risk |
|---|---|---|---|
| ▶ Sainte-Marie, Quebec | 55 mg/L | Low | 🟢 Soft |
| Saint Romuald, Quebec | 87 mg/L | Medium | 🟡 Moderately Hard |
| Lévis, Quebec | 82 mg/L | Medium | 🟡 Moderately Hard |
| Québec, Quebec | 81 mg/L | Medium | 🟡 Moderately Hard |
| Sainte-Foy, Quebec | 81.5 mg/L | Medium | 🟡 Moderately Hard |
National Benchmark
How Sainte-Marie compares to the Canada average
| Benchmark | Hardness | Appliance Risk |
|---|---|---|
| ▶ Sainte-Marie | 55 mg/L | 🟢 None |
| Canada National Avg | 141 mg/L | 🟠 Moderate |
| Vancouver Top Rated | 3 mg/L | 🟢 None |
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What Makes Sainte-Marie's Water Unique?
Local geology and source profile
Sainte-Marie's drinking water is managed by the Ville de Sainte-Marie, drawing from the Rivière Chaudière — Sainte-Marie is the regional capital of the Nouvelle-Beauce MRC in the Chaudière-Appalaches region of Quebec, the urban heart of the fabled Beauce region south of Quebec City, a deeply rooted francophone community renowned for Quebec's entrepreneurial spirit (the Beauce being nicknamed 'le pays de la liberté' for its individualistic self-reliance), the annual maple syrup festivals and Beauce-Carnival winter traditions, and the thriving manufacturing and construction-sector industry along the Chaudière Valley. Water undergoes coagulation, sedimentation, filtration, UV disinfection, and chloramination, meeting all Guidelines for Canadian Drinking Water Quality (GCDWQ) requirements. Hardness measures 55 mg/L (3.2 gpg) — classified as soft by Health Canada, consistent with the Appalachian watershed character of the Rivière Chaudière.
The Rivière Chaudière drains the Appalachian Highlands of the Eastern Townships and Beauce plateau — the Chaudière watershed traverses Cambrian and Ordovician metasedimentary rocks (schists, phyllites, and slates of the Taconian Appalachian thrust sheets) with relatively low carbonate content, producing the soft 55 mg/L supply. The Appalachian plateau of the Beauce sits on ancient Cambrian oceanic terranes accreted to the Laurentian margin, geologically distinct from the carbonate-rich Ordovician limestone of the Quebec City–Ottawa Valley St. Lawrence Lowlands.
With 55 mg/L, Sainte-Marie homes are essentially scale-free — occasional kettle cleaning every three months is adequate. Hot water tanks have an excellent operational lifespan. Water quality reports are published following Ministère de l'Environnement standards. Health Canada lead precautionary guidance applies to pre-1975 properties in the historic Sainte-Marie Beauce townsite along the Rivière Chaudière, where older residential plumbing may include lead service connections.
Geology & Source: Supplied by the Ville de Sainte-Marie from the Rivière Chaudière — the Sainte-Marie supply from the Beauce Appalachian river corridor produces soft water at 55 mg/L (3.2 gpg), reflecting the Appalachian metasedimentary watershed character of the Chaudière Valley.