Water hardness & quality in Karragullen, WA
6111 · Perth Region · Reporting period 2023-2024
Karragullen 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 — Armadale & Kelmscott and Foothills.
Water hardness
Moderately hardLikely77mg/L
Nearby supplies: 77–86 mg/L
Some scale builds up over time on kettles and shower heads. Most homes don't need a softener.
Estimated from Armadale & Kelmscott (77 mg/L, 11 km) and Foothills (86 mg/L, 12 km).
ADWG aesthetic guideline: 200 mg/L. Hardness affects scale and taste, not safety.
Compare water hardness across WA →Nearest monitored supply · 11 km from Karragullen
Armadale & Kelmscott
Its water is softer than most of the Perth Region.
Purity
By-products & nitrate
About average for the Perth Region
Clarity
Turbidity, colour, metals
About average for the Perth Region
Taste
Sodium, chloride, TDS
About average for the Perth Region
Hardness
Calcium & magnesium
Softer than 67% of Perth Region supplies
pH balance
How close to neutral (7.0)
About average for the Perth Region
Nearest monitored supply · 12 km from Karragullen
Foothills
Its water runs much cloudier than most of the Perth Region.
Purity
By-products & nitrate
About average for the Perth Region
Clarity
Turbidity, colour, metals
Cloudier than 89% of Perth Region supplies
Taste
Sodium, chloride, TDS
About average for the Perth Region
Hardness
Calcium & magnesium
About average for the Perth Region
pH balance
How close to neutral (7.0)
About average for the Perth Region
Other monitored supplies near Karragullen
Water quality in suburbs near Karragullen
Common questions
Is the tap water in Karragullen tested?
Karragullen isn't sampled as an individual locality. Its water is supplied through the Water Corporation network; the closest monitored supply point is Armadale & Kelmscott, about 11 km away.
How hard is the water in Karragullen?
Karragullen isn't sampled directly. Its nearest monitored supply, Armadale & Kelmscott (about 11 km away), averages 77 mg/L of hardness — moderately hard. Other supplies within a few kilometres read 77–86 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 Karragullen safe to drink?
Karragullen isn't tested on its own, but its nearest monitored supply, Armadale & Kelmscott, met every NHMRC Australian Drinking Water Guidelines health limit with published data in 2023-2024.
How to read this
Karragullen 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).