Fawkner Water Hardness & Quality Report (2026)
Water Hardness
Source
reservoir
pH Level
7.8
neutral = 7.0
Lead
0.005 mg/L
✓ Below action level
TDS
285 mg/L
Est. Daily Cost
A$0.38
energy & soap waste
Source: BOM National Performance Report & ADWG · 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 Fawkner, your appliances are currently losing 16% efficiency due to mineral buildup.
| Appliance | In Fawkner | Soft Water City | Efficiency Loss |
|---|---|---|---|
| Kettle | 5.7 yrs | 8.5 yrs | -33% |
| Washing Machine | 9.2 yrs | 12 yrs | -23% |
| Water Heater | 10.8 yrs | 15 yrs | -28% |
Regional Water Comparison
How Fawkner compares to its nearest neighbours
| City | Hardness | Risk | Source |
|---|---|---|---|
| ▶ Fawkner, Victoria | 119 mg/L | 🟡 Moderately Hard | reservoir |
| Reservoir, Victoria | 21 mg/L | 🟢 Soft | reservoir |
| Coburg, Victoria | 83 mg/L | 🟡 Moderately Hard | reservoir |
| Pascoe Vale, Victoria | 110.5 mg/L | 🟡 Moderately Hard | reservoir |
| Glenroy, Victoria | 47 mg/L | 🟢 Soft | reservoir |
National Benchmark
How Fawkner compares to the Australia average
| Benchmark | Hardness | Appliance Risk |
|---|---|---|
| ▶ Fawkner | 119 mg/L | 🟡 Low |
| Australia National Avg | 125 mg/L | 🟠 Moderate |
| Boronia Top Rated | 5 mg/L | 🟢 None |
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What Makes Fawkner's Water Unique?
Local geology and source profile
Fawkner's drinking water is supplied by City West Water as water retailer, with bulk supply from Melbourne Water incorporating a dominant Winneke Water Treatment Plant contribution for the Merri-bek LGA outer northern Melbourne distribution in Victoria. Water hardness in Fawkner is measured at 119 mg/L — classified as moderately hard — within the Australian Drinking Water Guidelines (ADWG) aesthetic guideline of 200 mg/L published by NHMRC. Fawkner, in Merri-bek LGA — an established outer northern Melbourne suburb known for the Fawkner Memorial Park (Melbourne's largest cemetery), the Jukes Road industrial corridor, and the diverse residential character adjacent to the Hume Highway — receives the hardest supply in the Merri-bek LGA, harder than Pascoe Vale (110.5 mg/L) and Brunswick West (82.5 mg/L) in the same LGA.
Fawkner's elevated hardness reflects the dominant Winneke Water Treatment Plant contribution at the outer northern Merri-bek City West Water distribution sub-zone. The Winneke plant draws from the Yarra River at Yering Gorge traversing Devonian basalt terrain — contributing substantial calcium and magnesium relative to the soft Yarra Ranges direct reservoir supply. The Fawkner outer northern Merri-bek distribution at 119 mg/L and TDS 285 mg/L receives the proportionally highest Winneke WTP fraction in the Merri-bek LGA, reflecting the elevated Winneke supply proportion at the outer northern Melbourne distribution boundary.
Fawkner residents face moderate to heavy limescale build-up on taps, shower screens, and in kettles — descaling every three to four weeks is typical. Hot water systems benefit from annual inspection. The elevated lead reading (0.005 mg/L) warrants always briefly running the cold tap before drinking in Fawkner's established residential properties. City West Water provides water quality information at citywestwater.com.au, with all ADWG health standards consistently met. A point-of-use water filter is a practical investment for the Fawkner community.
Geology & Source: Supplied by City West Water (water retailer) and Melbourne Water (wholesale) incorporating a dominant Winneke Water Treatment Plant contribution — the Fawkner Merri-bek outer northern supply carries moderately hard water at 119 mg/L with elevated TDS of 285 mg/L, reflecting the highest Winneke WTP proportion in the Merri-bek outer northern City West Water distribution sub-zone.