Avondale Heights Water Hardness & Quality Report (2026)
Water Hardness
Source
reservoir
pH Level
7.4
neutral = 7.0
Lead
0.003 mg/L
✓ Below action level
TDS
129.9 mg/L
Est. Daily Cost
A$0.20
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 Avondale Heights, your appliances are currently losing 9% efficiency due to mineral buildup.
| Appliance | In Avondale Heights | 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 Avondale Heights compares to its nearest neighbours
| City | Hardness | Risk | Source |
|---|---|---|---|
| ▶ Avondale Heights, Victoria | 64.5 mg/L | 🟡 Moderately Hard | reservoir |
| Maribyrnong, Victoria | 103.5 mg/L | 🟡 Moderately Hard | reservoir |
| Keilor East, Victoria | 13.5 mg/L | 🟢 Soft | reservoir |
| Sunshine North, Victoria | 20.5 mg/L | 🟢 Soft | reservoir |
| West Footscray, Victoria | 20.5 mg/L | 🟢 Soft | reservoir |
National Benchmark
How Avondale Heights compares to the Australia average
| Benchmark | Hardness | Appliance Risk |
|---|---|---|
| ▶ Avondale Heights | 64.5 mg/L | 🟡 Low |
| Australia National Avg | 125 mg/L | 🟠 Moderate |
| Boronia Top Rated | 5 mg/L | 🟢 None |
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What Makes Avondale Heights's Water Unique?
Local geology and source profile
Avondale Heights' drinking water is supplied by City West Water as water retailer, with bulk supply from Melbourne Water incorporating a low Winneke Water Treatment Plant contribution for the Moonee Valley City LGA inner western Melbourne distribution in Victoria. Water hardness in Avondale Heights is measured at 64.5 mg/L — classified as slightly hard — within the Australian Drinking Water Guidelines (ADWG) aesthetic guideline of 200 mg/L published by NHMRC. Avondale Heights, in the Moonee Valley LGA — a quiet inner western Melbourne suburb on the Maribyrnong River, known for the Avondale Heights Library and Community Centre, the West Essendon residential character, the Maribyrnong River trail and parkland along the river corridor, and the lifestyle of the inner western Melbourne residential community — receives soft supply from the inner western Melbourne City West Water distribution network.
Avondale Heights' soft supply reflects a proportionally low Winneke Water Treatment Plant contribution at this inner western Moonee Valley Maribyrnong River corridor City West Water distribution sub-zone. The City West Water Moonee Valley sub-zones at the western Maribyrnong River corridor receive a predominantly direct Yarra Ranges direct reservoir supply with minimal Winneke blending. The Avondale Heights inner western Moonee Valley distribution at 64.5 mg/L and TDS 129.9 mg/L is consistent with the soft-to-slightly-hard character of the inner western Melbourne City West Water supply zone in the Maribyrnong River corridor.
Avondale Heights residents enjoy very low limescale accumulation on taps and in kettles — descaling every two to three months is typically adequate. Hot water systems accumulate minimal scale. The low lead reading (0.003 mg/L) is good. City West Water provides water quality information at citywestwater.com.au, with all ADWG health standards consistently met. Avondale Heights' Maribyrnong River parkland community and the inner western Melbourne residential precinct benefit from this soft, clean supply meeting all ADWG standards.
Geology & Source: Supplied by City West Water (water retailer) and Melbourne Water (wholesale) incorporating a low Winneke Water Treatment Plant contribution — the Avondale Heights Moonee Valley inner western Melbourne supply carries slightly hard water at 64.5 mg/L with low TDS of 129.9 mg/L, reflecting a low Winneke WTP proportion at this inner western Moonee Valley Maribyrnong River corridor City West Water distribution sub-zone.