Vermont South Water Hardness & Quality Report (2026)
Water Hardness
Source
reservoir
pH Level
7.1
neutral = 7.0
Lead
0.001 mg/L
✓ Below action level
TDS
27.7 mg/L
Est. Daily Cost
A$0.05
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 Vermont South, your appliances are currently losing 2% efficiency due to mineral buildup.
| Appliance | In Vermont South | Soft Water City | Efficiency Loss |
|---|---|---|---|
| Kettle | 9.1 yrs | 8.5 yrs | — |
| Washing Machine | 13 yrs | 12 yrs | — |
| Water Heater | 14.9 yrs | 15 yrs | -1% |
Regional Water Comparison
How Vermont South compares to its nearest neighbours
| City | Hardness | Risk | Source |
|---|---|---|---|
| ▶ Vermont South, Victoria | 16.5 mg/L | 🟢 Soft | reservoir |
| Forest Hill, Victoria | 98 mg/L | 🟡 Moderately Hard | reservoir |
| Vermont, Victoria | 78.5 mg/L | 🟡 Moderately Hard | reservoir |
| Glen Waverley, Victoria | 45.5 mg/L | 🟢 Soft | reservoir |
| Blackburn South, Victoria | 68 mg/L | 🟡 Moderately Hard | reservoir |
National Benchmark
How Vermont South compares to the Australia average
| Benchmark | Hardness | Appliance Risk |
|---|---|---|
| ▶ Vermont South | 16.5 mg/L | 🟢 None |
| Australia National Avg | 125 mg/L | 🟠 Moderate |
| Boronia Top Rated | 5 mg/L | 🟢 None |
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What Makes Vermont South's Water Unique?
Local geology and source profile
Vermont South's drinking water is supplied by Yarra Valley Water as water retailer, with bulk supply from Melbourne Water drawing predominantly from the Thomson Reservoir and Upper Yarra Reservoir direct catchment supply with near-zero Winneke Water Treatment Plant contribution for the Whitehorse City Council LGA outer eastern Melbourne distribution in Victoria. Water hardness in Vermont South is measured at 16.5 mg/L — classified as very soft — far below the Australian Drinking Water Guidelines (ADWG) aesthetic guideline of 200 mg/L published by NHMRC. Vermont South, in the Whitehorse City LGA — an outer eastern Melbourne suburb adjacent to The Glen shopping centre, known for the Vermont South shopping strip on Burwood Highway, the South Eastern Freeway access, the established family residential character of the outer eastern Whitehorse City corridor, and the mature tree canopy of the leafy eastern Melbourne hills boundary suburb — receives one of the softest urban water supplies in the metropolitan Melbourne dataset.
Vermont South's exceptional softness reflects near-pure Thomson Reservoir and Upper Yarra catchment supply delivered through Yarra Valley Water's outer eastern Whitehorse distribution with essentially zero Winneke blending. The Thomson and Upper Yarra storages drain exclusively Devonian granite and rhyodacite — the most chemically resistant igneous rock — in protected wilderness catchments, contributing essentially zero dissolved minerals. The Vermont South outer eastern Whitehorse Yarra Valley Water distribution at 16.5 mg/L and TDS 27.7 mg/L receives near-pure chemically inert water, one of the very softest urban supplies in metropolitan Melbourne.
Vermont South residents experience essentially no limescale accumulation on taps, in kettles, or in shower fittings — scale build-up is negligible. Hot water systems maintain excellent element life with minimal scale. The very low lead reading (0.001 mg/L) is excellent. Yarra Valley Water provides water quality information at yvw.com.au, with all ADWG health standards consistently met. Vermont South's outer eastern Melbourne family community and The Glen shopping corridor benefit from this remarkably soft, pure water supply.
Geology & Source: Supplied by Yarra Valley Water (water retailer) and Melbourne Water (wholesale) via predominantly direct Thomson Reservoir and Upper Yarra catchment supply with near-zero Winneke Water Treatment Plant contribution — the Vermont South Whitehorse outer eastern Melbourne supply carries very soft water at 16.5 mg/L with near-zero TDS of 27.7 mg/L, one of the softest urban water supplies in the metropolitan Melbourne dataset.