Coal Harbour Water Hardness & Quality Report (2026)
Water Hardness
Source
reservoir
pH Level
7.5
neutral = 7.0
Lead
0.004 mg/L
✓ Below action level
TDS
138.6 mg/L
Est. Daily Cost
$0.17
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 Coal Harbour, your appliances are currently losing 9% efficiency due to mineral buildup.
| Appliance | In Coal Harbour | Soft Water City | Efficiency Loss |
|---|---|---|---|
| Kettle | 7.5 yrs | 8.5 yrs | -12% |
| Washing Machine | 11.2 yrs | 12 yrs | -7% |
| Water Heater | 13 yrs | 15 yrs | -13% |
Regional Water Comparison
How Coal Harbour compares to its nearest neighbours
| City | Hardness | Mineralization | Risk |
|---|---|---|---|
| ▶ Coal Harbour, British Columbia | 65 mg/L | Medium | 🟡 Moderately Hard |
| West End, British Columbia | 72.5 mg/L | Medium | 🟡 Moderately Hard |
| Davie Village, British Columbia | 81 mg/L | Medium | 🟡 Moderately Hard |
| Gastown, British Columbia | 36.5 mg/L | Low | 🟢 Soft |
| Downtown Vancouver, British Columbia | 65 mg/L | Medium | 🟡 Moderately Hard |
National Benchmark
How Coal Harbour compares to the Canada average
| Benchmark | Hardness | Appliance Risk |
|---|---|---|
| ▶ Coal Harbour | 65 mg/L | 🟡 Low |
| Canada National Avg | 141 mg/L | 🟠 Moderate |
| Vancouver Top Rated | 3 mg/L | 🟢 None |
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What Makes Coal Harbour's Water Unique?
Local geology and source profile
Coal Harbour's drinking water is managed by the City of Vancouver, purchasing bulk supply from Metro Vancouver (GVWD) — sourced from the Capilano, Seymour, and Coquitlam mountain watersheds. Water is treated at the Seymour-Capilano Filtration Plant using ozonation, biofiltration, UV disinfection, and chloramination, fully meeting the Guidelines for Canadian Drinking Water Quality (GCDWQ). Hardness in the Coal Harbour distribution sub-zone is 65 mg/L (3.8 gpg) — classified as soft by Health Canada, though notably higher than the typical inner Vancouver Metro supply (10–20 mg/L), reflecting the specific downtown Vancouver waterfront distribution characteristics.
Coal Harbour (one of Vancouver's most prestigious waterfront communities — the inner harbour neighbourhood between the downtown financial district and Stanley Park, home to the Vancouver Rowing Club (1886), the HMCS Discovery naval reserve, the Vancouver Harbour Flight Centre seaplane terminal, luxury waterfront condominiums on Cardero Street and Harbour Green Park, the outdoor sculpture trail, and some of the most expensive real estate in North America on the Burrard Inlet waterfront overlooking the North Shore mountains) shows 65 mg/L with TDS 138.6 mg/L — within the Metro Vancouver SW distribution sub-zone range (36.5–90.5 mg/L from reference data), and considerably harder than the near-source Metro Vancouver inner distribution (12–33 mg/L), reflecting the specific downtown Vancouver waterfront distribution routing from the Coquitlam system or through older downtown pipeline infrastructure.
At 65 mg/L, Coal Harbour homes experience light scale deposits — occasional cleaning every two months is adequate. The City of Vancouver provides water quality information at vancouver.ca/water. Health Canada lead precautionary guidance applies to the older heritage properties in the Coal Harbour–West End area and any legacy plumbing in the historic downtown.
Geology & Source: Supplied by the City of Vancouver from Metro Vancouver (GVWD) reservoir water — the Coal Harbour downtown Vancouver distribution sub-zone records moderately soft water at 65 mg/L (3.8 gpg), anomalously higher than typical inner Vancouver Metro supply, reflecting the specific downtown distribution characteristics of this waterfront sub-zone.