Belmore Water Hardness & Quality Report (2026)
Water Hardness
Source
reservoir
pH Level
7.8
neutral = 7.0
Lead
0.004 mg/L
✓ Below action level
TDS
312.5 mg/L
Est. Daily Cost
A$0.46
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 Belmore, your appliances are currently losing 19% efficiency due to mineral buildup.
| Appliance | In Belmore | Soft Water City | Efficiency Loss |
|---|---|---|---|
| Kettle | 4.8 yrs | 8.5 yrs | -44% |
| Washing Machine | 8.2 yrs | 12 yrs | -32% |
| Water Heater | 9.8 yrs | 15 yrs | -35% |
Regional Water Comparison
How Belmore compares to its nearest neighbours
| City | Hardness | Risk | Source |
|---|---|---|---|
| ▶ Belmore, New South Wales | 145 mg/L | 🟠 Hard | reservoir |
| Lakemba, New South Wales | 135 mg/L | 🟠 Hard | reservoir |
| Campsie, New South Wales | 147 mg/L | 🟠 Hard | reservoir |
| Roselands, New South Wales | 90.5 mg/L | 🟡 Moderately Hard | reservoir |
| Kingsgrove, New South Wales | 157.5 mg/L | 🟠 Hard | reservoir |
National Benchmark
How Belmore compares to the Australia average
| Benchmark | Hardness | Appliance Risk |
|---|---|---|
| ▶ Belmore | 145 mg/L | 🟠 Moderate |
| Australia National Avg | 125 mg/L | 🟠 Moderate |
| Boronia Top Rated | 5 mg/L | 🟢 None |
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What Makes Belmore's Water Unique?
Local geology and source profile
Belmore's drinking water is supplied by Sydney Water, treated at the Prospect Water Filtration Plant incorporating a significant Hawkesbury-Nepean component for the Canterbury-Bankstown City LGA northern distribution in New South Wales. Water hardness in Belmore is measured at 145 mg/L — classified as moderately hard — within the Australian Drinking Water Guidelines (ADWG) aesthetic guideline of 200 mg/L published by NHMRC. Belmore — a well-established residential suburb in the northern Canterbury-Bankstown LGA along the Bankstown rail corridor, known for the Belmore Sports Ground (home of the Canterbury-Bankstown Bulldogs NRL), the Belmore shopping strip on Burwood Road, and the multicultural Lebanese and Middle Eastern community of the northern Canterbury-Bankstown residential precinct — receives moderately hard supply consistent with the harder northern Canterbury-Bankstown distribution corridor.
Belmore's moderately hard supply reflects a significant Hawkesbury-Nepean component in the northern Canterbury-Bankstown Prospect distribution blend. The Hawkesbury-Nepean system traverses Cumberland Plain alluvial terrain and Triassic carbonate-cemented sedimentary deposits contributing moderate dissolved calcium and minerals before Prospect treatment. The Belmore northern Canterbury-Bankstown distribution at 145 mg/L and TDS 312.5 mg/L receives a proportionally higher Hawkesbury-Nepean fraction than the softer southern Canterbury-Bankstown sub-zones (Padstow 52.5 mg/L, Revesby 43.5 mg/L), consistent with the dramatically different supply blend routing across this large LGA.
Belmore residents can expect moderate limescale build-up on taps and in kettles — descaling every four to six weeks is typical. Hot water systems benefit from periodic inspection. The elevated lead reading (0.004 mg/L) warrants briefly running the cold tap before use. Sydney Water provides water quality information at sydneywater.com.au, with all ADWG health standards consistently met. Belmore's Canterbury-Bankstown residential community and the Belmore Sports Ground precinct benefit from a safe supply meeting all ADWG standards.
Geology & Source: Supplied by Sydney Water via the Prospect Water Filtration Plant with a significant Hawkesbury-Nepean component — the Belmore Canterbury-Bankstown northern LGA supply carries moderately hard water at 145 mg/L with TDS of 312.5 mg/L, consistent with the harder northern Canterbury-Bankstown distribution corridor (Chester Hill 148 mg/L, Lakemba 135 mg/L) receiving a proportionally higher Hawkesbury-Nepean proportion than the softer southern sub-zones.