Shuniah Water Hardness & Quality Report (2026)
Water Hardness
Source
lake
pH Level
7.9
neutral = 7.0
Lead
0.005 mg/L
✓ Below action level
TDS
429.3 mg/L
Est. Daily Cost
$0.43
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 Shuniah, your appliances are currently losing 22% efficiency due to mineral buildup.
| Appliance | In Shuniah | Soft Water City | Efficiency Loss |
|---|---|---|---|
| Kettle | 4.2 yrs | 8.5 yrs | -51% |
| Washing Machine | 7.6 yrs | 12 yrs | -37% |
| Water Heater | 9.1 yrs | 15 yrs | -39% |
Regional Water Comparison
How Shuniah compares to its nearest neighbours
| City | Hardness | Mineralization | Risk |
|---|---|---|---|
| ▶ Shuniah, Ontario | 163 mg/L | High | 🟠 Hard |
| Thunder Bay, Ontario | 48 mg/L | Low | 🟢 Soft |
| Northwood, Ontario | 163 mg/L | High | 🟠 Hard |
| Sault Ste. Marie, Ontario | 40 mg/L | Low | 🟢 Soft |
| Kenora, Ontario | 71 mg/L | Medium | 🟡 Moderately Hard |
National Benchmark
How Shuniah compares to the Canada average
| Benchmark | Hardness | Appliance Risk |
|---|---|---|
| ▶ Shuniah | 163 mg/L | 🟠 Moderate |
| Canada National Avg | 141 mg/L | 🟠 Moderate |
| Vancouver Top Rated | 3 mg/L | 🟢 None |
Bring Vancouver-quality water to your Shuniah home
Shop water softeners on Amazon.com →
What Makes Shuniah's Water Unique?
Local geology and source profile
Shuniah's drinking water is managed by the Township of Shuniah, drawing from a local lake east of Thunder Bay — Shuniah is a large rural township in the Thunder Bay District of northwest Ontario, stretching east of Thunder Bay along the Lake Superior north shore to include communities such as Pass Lake, Loch Lomond, and the north shore of the Shield lake country, encompassing vast forests and Canadian Shield lake terrain, historically significant as part of the Thunder Bay District gold mining area (the Huronian Supergroup metasedimentary rocks in the Shuniah area contain gold-bearing quartz veins related to the historic Shuniah Mines at Silver Mountain from the 1880s silver rush). Water undergoes coagulation, sedimentation, filtration, UV disinfection, and chloramination, fully meeting the Guidelines for Canadian Drinking Water Quality (GCDWQ). Hardness measures 163 mg/L (9.5 gpg) — classified as hard by Health Canada, with TDS of 429.3 mg/L — notably harder than typical Lake Superior supply.
Shuniah draws from a local Pass Lake or inland Shield lake east of Thunder Bay — the specific Shuniah water supply draws from a local inland lake rather than Lake Superior directly. The local lake watershed in the Shuniah area drains the Archean greenstone belt and Huronian Supergroup metasedimentary rocks with some carbonate and silicate dissolution, the Nipigon Diabase intrusions and other mineral-rich basement rocks, producing harder water at 163 mg/L and higher TDS than the typical Lake Superior Shore supply (Lake Superior is generally softer). This is consistent with the hard groundwater character of the northwestern Ontario Shield lake district.
At 163 mg/L, Shuniah homes experience moderate to significant scale deposits — monthly kettle and showerhead cleaning is advisable. The Township of Shuniah provides water quality information through the municipal office. Health Canada lead precautionary guidance applies to pre-1975 properties in the established Shuniah rural residential communities.
Geology & Source: Supplied by the Township of Shuniah from a local Lake Superior or inland lake supply east of Thunder Bay — the Shuniah supply from the northwest Ontario lake system produces hard water at 163 mg/L (9.5 gpg), with TDS of 429.3 mg/L, harder than typical Lake Superior supply, reflecting a local inland lake with Shield mineral input.