Forest Heights Water Hardness & Quality Report (2026)
Water Hardness
Source
lake
pH Level
7.9
neutral = 7.0
Lead
0.003 mg/L
✓ Below action level
TDS
459.6 mg/L
Est. Daily Cost
$0.54
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 Forest Heights, your appliances are currently losing 27% efficiency due to mineral buildup.
| Appliance | In Forest Heights | Soft Water City | Efficiency Loss |
|---|---|---|---|
| Kettle | 2.9 yrs | 8.5 yrs | -66% |
| Washing Machine | 6.1 yrs | 12 yrs | -49% |
| Water Heater | 7.4 yrs | 15 yrs | -51% |
Regional Water Comparison
How Forest Heights compares to its nearest neighbours
| City | Hardness | Mineralization | Risk |
|---|---|---|---|
| ▶ Forest Heights, Ontario | 204 mg/L | Very High | 🔴 Very Hard |
| Kitchener, Ontario | 120 mg/L | High | 🟠 Hard |
| Victoria Hills, Ontario | 164 mg/L | High | 🟠 Hard |
| Highland West, Ontario | 226 mg/L | Very High | 🔴 Very Hard |
| Laurentian Hills, Ontario | 180.5 mg/L | High | 🔴 Very Hard |
National Benchmark
How Forest Heights compares to the Canada average
| Benchmark | Hardness | Appliance Risk |
|---|---|---|
| ▶ Forest Heights | 204 mg/L | 🔴 High |
| Canada National Avg | 141 mg/L | 🟠 Moderate |
| Vancouver Top Rated | 3 mg/L | 🟢 None |
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What Makes Forest Heights's Water Unique?
Local geology and source profile
Forest Heights' drinking water is managed by the Region of Waterloo, drawing from a blend of Grand River surface water and groundwater sources via the Waterloo Region treatment and distribution infrastructure — Forest Heights is a large, established residential neighbourhood in southwest Kitchener, one of the Tri-Cities' post-war family communities of detached homes, parks, and schools in the Grand River flatlands area west of the Chicopee ski area and Stanley Park. Water undergoes coagulation, sedimentation, filtration, UV disinfection, and chloramination, meeting all Guidelines for Canadian Drinking Water Quality (GCDWQ) requirements. Hardness measures 204 mg/L (11.9 gpg) — classified as very hard by Health Canada, consistent with the Waterloo Region very hard supply.
The Region of Waterloo distributes water from a combination of the Grand River surface water intake (via the Mannheim Water Treatment Plant) and multiple groundwater well systems (including the Greenbrook, Parkway, and Strasburg well fields in the Kitchener–Waterloo area). The Forest Heights sub-zone at 204 mg/L is somewhat softer than the Cambridge Grand River zones (229–245 mg/L) but still very hard — possibly reflecting a greater proportion of slightly softer local groundwater blended into the Forest Heights distribution versus the eastern Cambridge zones which draw more directly from the hard Grand River surface supply.
At 204 mg/L, Forest Heights homeowners face regular scale challenges — monthly to bimonthly kettle and showerhead descaling is typical. Hot water tanks benefit from periodic inspection and flushing. The Region of Waterloo provides water quality information at regionofwaterloo.ca. Health Canada lead service line precautionary guidance applies to Forest Heights' post-war and 1960s housing stock for pre-1975 properties.
Geology & Source: Supplied by the Region of Waterloo from a blend of Grand River surface water and local groundwater sources — the Forest Heights Kitchener distribution sub-zone receives very hard Waterloo Region supply at 204 mg/L (11.9 gpg).