Sunshine West Water Hardness & Quality Report (2026)
Water Hardness
Source
reservoir
pH Level
7.1
neutral = 7.0
Lead
0.002 mg/L
✓ Below action level
TDS
35 mg/L
Est. Daily Cost
A$0.06
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 Sunshine West, your appliances are currently losing 3% efficiency due to mineral buildup.
| Appliance | In Sunshine West | Soft Water City | Efficiency Loss |
|---|---|---|---|
| Kettle | 8.9 yrs | 8.5 yrs | — |
| Washing Machine | 12.8 yrs | 12 yrs | — |
| Water Heater | 14.8 yrs | 15 yrs | -1% |
Regional Water Comparison
How Sunshine West compares to its nearest neighbours
| City | Hardness | Risk | Source |
|---|---|---|---|
| ▶ Sunshine West, Victoria | 20.5 mg/L | 🟢 Soft | reservoir |
| Sunshine North, Victoria | 20.5 mg/L | 🟢 Soft | reservoir |
| St Albans, Victoria | 68.5 mg/L | 🟡 Moderately Hard | reservoir |
| Altona North, Victoria | 49 mg/L | 🟢 Soft | reservoir |
| Avondale Heights, Victoria | 64.5 mg/L | 🟡 Moderately Hard | reservoir |
National Benchmark
How Sunshine West compares to the Australia average
| Benchmark | Hardness | Appliance Risk |
|---|---|---|
| ▶ Sunshine West | 20.5 mg/L | 🟢 None |
| Australia National Avg | 125 mg/L | 🟠 Moderate |
| Boronia Top Rated | 5 mg/L | 🟢 None |
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What Makes Sunshine West's Water Unique?
Local geology and source profile
Sunshine West's drinking water is supplied by City West Water as water retailer, with bulk supply from Melbourne Water drawn from the Thomson Reservoir and Upper Yarra Reservoir catchments in the Yarra Ranges, Victoria. Water hardness in Sunshine West is measured at 20.5 mg/L — classified as very soft — far below the Australian Drinking Water Guidelines (ADWG) aesthetic guideline of 200 mg/L published by NHMRC. Sunshine West, in the Brimbank LGA — the historic industrial western Melbourne suburb of manufacturing and transport heritage adjacent to the Western Ring Road — receives predominantly soft Yarra Ranges reservoir supply consistent with adjacent Altona Meadows (20.5 mg/L) in the Hobsons Bay LGA to the south, confirming the soft character of the inner western City West Water supply corridor across the Brimbank-Hobsons Bay distribution zone.
Sunshine West's very soft supply reflects a distribution sub-zone that receives predominantly direct Thomson and Upper Yarra reservoir supply with minimal Winneke Water Treatment Plant contribution. The Thomson and Upper Yarra storages drain across Devonian granite and rhyodacite — highly resistant igneous terrain contributing negligible dissolved minerals. The Sunshine West inner western Brimbank distribution sub-zone at 20.5 mg/L shares the same softness as the adjacent Altona Meadows distribution zone, reflecting the consistent supply blend across City West Water's inner western coastal plain corridor.
Sunshine West residents enjoy very low limescale accumulation on taps, in kettles, and around shower fittings — descaling is infrequent. Hot water systems accumulate minimal scale throughout their service life. City West Water provides water quality information at citywestwater.com.au, with all ADWG health standards consistently met. The very soft supply is an everyday benefit for Sunshine West's multicultural community of long-established residential and light industrial precincts along Ballarat Road and Glengala Road.
Geology & Source: Supplied by City West Water (water retailer) and Melbourne Water (wholesale) from the Thomson Reservoir and Upper Yarra catchment systems — the Sunshine West Brimbank inner west Melbourne supply carries very soft water at 20.5 mg/L, reflecting the predominantly direct Yarra Ranges reservoir supply to this inner western Brimbank LGA distribution sub-zone with minimal Winneke WTP contribution.