Milton-Parc Water Hardness & Quality Report (2026)
Water Hardness
Source
river
pH Level
7.6
neutral = 7.0
Lead
0.004 mg/L
✓ Below action level
TDS
201.4 mg/L
Est. Daily Cost
$0.26
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 Milton-Parc, your appliances are currently losing 13% efficiency due to mineral buildup.
| Appliance | In Milton-Parc | Soft Water City | Efficiency Loss |
|---|---|---|---|
| Kettle | 6.3 yrs | 8.5 yrs | -26% |
| Washing Machine | 9.9 yrs | 12 yrs | -17% |
| Water Heater | 11.6 yrs | 15 yrs | -23% |
Regional Water Comparison
How Milton-Parc compares to its nearest neighbours
| City | Hardness | Mineralization | Risk |
|---|---|---|---|
| ▶ Milton-Parc, Quebec | 99 mg/L | Medium | 🟡 Moderately Hard |
| Ville-Marie, Quebec | 73.5 mg/L | Medium | 🟡 Moderately Hard |
| Montréal, Quebec | 116 mg/L | Medium | 🟡 Moderately Hard |
| Le Plateau-Mont-Royal, Quebec | 73 mg/L | Medium | 🟡 Moderately Hard |
| Petite-Bourgogne, Quebec | 99 mg/L | Medium | 🟡 Moderately Hard |
National Benchmark
How Milton-Parc compares to the Canada average
| Benchmark | Hardness | Appliance Risk |
|---|---|---|
| ▶ Milton-Parc | 99 mg/L | 🟡 Low |
| Canada National Avg | 141 mg/L | 🟠 Moderate |
| Vancouver Top Rated | 3 mg/L | 🟢 None |
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What Makes Milton-Parc's Water Unique?
Local geology and source profile
Milton-Parc (the lively neighbourhood around the McGill University campus in the Plateau-Mont-Royal borough of Montréal — the 'McGill Ghetto' student quarter around Sherbrooke and Parc Avenues, Avenue du Parc, Prince Arthur Street and the Milton-Parc community housing co-operatives, one of the most densely populated and culturally vibrant neighbourhoods in Montreal, the home of the McGill student and faculty community, the Bibliothèque Saint-Sulpice heritage library, and the legendary Milton-Parc community housing experiment of the 1970s when residents organised to prevent demolition and created one of North America's largest housing co-operatives) receives its drinking water from Ville de Montréal, drawing from the St. Lawrence River via the Atwater Water Filtration Plant. Water undergoes coagulation, sedimentation, filtration, UV disinfection, and chloramination, meeting all Guidelines for Canadian Drinking Water Quality (GCDWQ) requirements. Hardness is 99 mg/L (5.8 gpg) — classified as moderately hard by Health Canada, consistent with the inner Montreal Atwater plant supply zone.
Milton-Parc draws from the St. Lawrence River via the Atwater plant — the St. Lawrence at the Montreal Island intake carries dissolved Ordovician and Devonian carbonate minerals from the Great Lakes basin. The 99 mg/L is identical to Pointe-Saint-Charles (99 mg/L from batch 28), confirming the consistent Atwater plant supply throughout the inner Montreal Island distribution zone (session reference: Montréal Island Atwater zone ~97.5–99 mg/L). Water quality reports are published under Ministère de l'Environnement oversight.
At 99 mg/L, Milton-Parc homes experience light to moderate scale deposits — cleaning every two months is adequate. The high lead (0.004 mg/L) in this neighbourhood warrants particular attention given the density of Montreal's pre-1975 housing stock. Health Canada lead precautionary guidance strongly applies to the ageing apartment building and walk-up housing stock throughout Milton-Parc, including the heritage Milton-Parc co-operative buildings. Ville de Montréal provides water quality information at montreal.ca.
Geology & Source: Supplied by Ville de Montréal from the St. Lawrence River via the Atwater Water Filtration Plant — the Milton-Parc Plateau-Mont-Royal distribution sub-zone carries moderately hard water at 99 mg/L (5.8 gpg), consistent with the inner Montreal Atwater plant supply zone.