Glenferrie 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
101.5 mg/L
Est. Daily Cost
A$0.17
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 Glenferrie, your appliances are currently losing 7% efficiency due to mineral buildup.
| Appliance | In Glenferrie | Soft Water City | Efficiency Loss |
|---|---|---|---|
| Kettle | 7.9 yrs | 8.5 yrs | -7% |
| Washing Machine | 11.7 yrs | 12 yrs | -3% |
| Water Heater | 13.5 yrs | 15 yrs | -10% |
Regional Water Comparison
How Glenferrie compares to its nearest neighbours
| City | Hardness | Risk | Source |
|---|---|---|---|
| ▶ Glenferrie, Victoria | 52.5 mg/L | 🟢 Soft | reservoir |
| Hawthorn East, Victoria | 67.5 mg/L | 🟡 Moderately Hard | reservoir |
| Hawthorn South, Victoria | 98.5 mg/L | 🟡 Moderately Hard | reservoir |
| Hawthorn, Victoria | 99 mg/L | 🟡 Moderately Hard | reservoir |
| Camberwell, Victoria | 35.5 mg/L | 🟢 Soft | reservoir |
National Benchmark
How Glenferrie compares to the Australia average
| Benchmark | Hardness | Appliance Risk |
|---|---|---|
| ▶ Glenferrie | 52.5 mg/L | 🟢 None |
| Australia National Avg | 125 mg/L | 🟠 Moderate |
| Boronia Top Rated | 5 mg/L | 🟢 None |
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What Makes Glenferrie's Water Unique?
Local geology and source profile
Glenferrie's drinking water is supplied by South East Water as water retailer, with bulk supply from Melbourne Water distributed through the inner eastern metropolitan network in Victoria. Water hardness in Glenferrie is measured at 52.5 mg/L — classified as soft — within the Australian Drinking Water Guidelines (ADWG) aesthetic guideline of 200 mg/L published by NHMRC. Glenferrie, an inner Boroondara precinct centred on the Glenferrie Road shopping and dining strip and Swinburne University's main campus, occupies a distribution sub-zone markedly softer than adjacent Hawthorn (99 mg/L) and Hawthorn South (98.5 mg/L) in the same immediate precinct — demonstrating the extraordinary block-level supply variation that characterises Melbourne's complex inner eastern distribution network.
Glenferrie's soft supply reflects a distribution sub-zone that receives proportionally more direct Thomson and Upper Yarra reservoir supply and less Winneke Water Treatment Plant contribution than the harder Hawthorn zones immediately to its south and east. The Thomson and Upper Yarra storages drain across Devonian granite and rhyodacite — highly resistant igneous terrain contributing negligible dissolved minerals — while the Winneke plant processes harder Yarra River water. The Glenferrie sub-zone within the broader Boroondara distribution network draws from a distribution pathway with minimal Winneke fraction, producing 52.5 mg/L compared to the adjacent 99 mg/L Hawthorn corridor just hundreds of metres away.
Glenferrie residents enjoy low limescale accumulation on taps, in kettles, and around shower fittings — descaling is an occasional rather than regular task. Hot water systems accumulate minimal scale. South East Water provides water quality information at southeastwater.com.au, with all ADWG health standards consistently met. The soft supply benefits the Glenferrie Rd commercial precinct's cafés and restaurants, particularly for espresso and specialty coffee quality on the popular Swinburne student corridor.
Geology & Source: Supplied by South East Water (water retailer) and Melbourne Water (wholesale) via the inner east Melbourne Boroondara distribution — the Glenferrie Boroondara inner east supply carries soft water at 52.5 mg/L, reflecting a distribution sub-zone with proportionally lower Winneke WTP contribution than the adjacent Hawthorn and Hawthorn South zones in the same inner eastern Boroondara Yarra corridor.