Water hardness & quality in South Yunderup, WA
6208 · Perth Region · Reporting period 2023-2024
South Yunderup 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 — Pinjarra and Mandurah.
Water hardness
Moderately hardLikely60mg/L
Nearby supplies: 54–60 mg/L
Some scale builds up over time on kettles and shower heads. Most homes don't need a softener.
Estimated from Pinjarra (60 mg/L, 8 km) and Mandurah (54 mg/L, 10 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 South Yunderup
Pinjarra
Its water is much purer and much fresher, though it runs much further from neutral pH, versus the Perth Region.
Purity
By-products & nitrate
Purer than 96% of Perth Region supplies
Clarity
Turbidity, colour, metals
Clearer than 73% of Perth Region supplies
Taste
Sodium, chloride, TDS
Fresher than 93% of Perth Region supplies
Hardness
Calcium & magnesium
Softer than 80% of Perth Region supplies
pH balance
How close to neutral (7.0)
Further from neutral than 85% of Perth Region supplies
Nearest monitored supply · 10 km from South Yunderup
Mandurah
Its water is much purer and much fresher, though it runs much further from neutral pH, versus the Perth Region.
Purity
By-products & nitrate
Purer than 94% of Perth Region supplies
Clarity
Turbidity, colour, metals
About average for the Perth Region
Taste
Sodium, chloride, TDS
Fresher than 94% of Perth Region supplies
Hardness
Calcium & magnesium
Softer than 89% of Perth Region supplies
pH balance
How close to neutral (7.0)
Further from neutral than 100% of Perth Region supplies
Other monitored supplies near South Yunderup
Water quality in suburbs near South Yunderup
Common questions
Is the tap water in South Yunderup tested?
South Yunderup isn't sampled as an individual locality. Its water is supplied through the Water Corporation network; the closest monitored supply point is Pinjarra, about 8 km away.
How hard is the water in South Yunderup?
South Yunderup isn't sampled directly. Its nearest monitored supply, Pinjarra (about 8 km away), averages 60 mg/L of hardness — moderately hard. Other supplies within a few kilometres read 54–60 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 South Yunderup safe to drink?
South Yunderup isn't tested on its own, but its nearest monitored supply, Pinjarra, met every NHMRC Australian Drinking Water Guidelines health limit with published data in 2023-2024.
How to read this
South Yunderup 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).