Water hardness & quality in Bunbury, WA
6230 · South West Region · Reporting period 2023-2024
Bunbury isn't sampled as its own locality. Its drinking water is supplied through the Water Corporation network, so the closest picture of what comes out of the tap is the two monitored supply points it sits between — Eaton and Australind.
Water hardness
Moderately hardLikely118mg/L
Nearby supplies: 80–118 mg/L
Some scale builds up over time on kettles and shower heads. Most homes don't need a softener.
Estimated from Eaton (118 mg/L, 8 km) and Australind (80 mg/L, 9 km).
ADWG aesthetic guideline: 200 mg/L. Hardness affects scale and taste, not safety.
Compare water hardness across WA →Nearest monitored supply · 8 km from Bunbury
Eaton
Its water is much closer to neutral pH and purer, though it runs harder and saltier, versus the South West Region.
Purity
By-products & nitrate
Purer than 77% of South West Region supplies
Clarity
Turbidity, colour, metals
Cloudier than 67% of South West Region supplies
Taste
Sodium, chloride, TDS
Saltier than 79% of South West Region supplies
Hardness
Calcium & magnesium
Harder than 83% of South West Region supplies
pH balance
How close to neutral (7.0)
More neutral than 97% of South West Region supplies
Nearest monitored supply · 9 km from Bunbury
Australind
Its water is much purer and closer to neutral pH, though it runs harder and saltier, versus the South West Region.
Purity
By-products & nitrate
Purer than 90% of South West Region supplies
Clarity
Turbidity, colour, metals
Clearer than 73% of South West Region supplies
Taste
Sodium, chloride, TDS
Saltier than 77% of South West Region supplies
Hardness
Calcium & magnesium
Harder than 82% of South West Region supplies
pH balance
How close to neutral (7.0)
More neutral than 82% of South West Region supplies
Other monitored supplies near Bunbury
Water quality in suburbs near Bunbury
Common questions
Is the tap water in Bunbury tested?
Bunbury isn't sampled as an individual locality. Its water is supplied through the Water Corporation network; the closest monitored supply point is Eaton, about 8 km away.
How hard is the water in Bunbury?
Bunbury isn't sampled directly. Its nearest monitored supply, Eaton (about 8 km away), averages 118 mg/L of hardness — moderately hard. Other supplies within a few kilometres read 80–118 mg/L, so your street may differ. Some scale builds up over time on kettles and shower heads. Most homes don't need a softener.
Is the tap water in Bunbury safe to drink?
Bunbury isn't tested on its own, but its nearest monitored supply, Eaton, met every NHMRC Australian Drinking Water Guidelines health limit with published data in 2023-2024.
How to read this
Bunbury doesn't have its own published sampling point. The supplies shown here are the closest monitored locations by distance — a useful proxy, but not a guarantee of the exact source feeding your street, since much of Perth draws on the blended Integrated Water Supply Scheme. For the authoritative picture, check with Water Corporation.
Readings come from the Water Corporation of WA Drinking Water Quality Annual Report 2023-2024, ranked within each supply's region. Suburb locations: GeoNames (CC BY 4.0).