Water hardness & quality in Chapman Hill, WA
6280 · South West Region · Reporting period 2023-2024
Chapman Hill 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 its nearest monitored supply point, Cowaramup, about 22 km away.
Water hardness
SoftLikely41mg/L
Little to no scale on kettles, shower screens or appliances, and soap lathers easily. A water softener isn't needed.
Estimated from Cowaramup (41 mg/L, 22 km).
ADWG aesthetic guideline: 200 mg/L. Hardness affects scale and taste, not safety.
Compare water hardness across WA →Nearest monitored supply · 22 km from Chapman Hill
Cowaramup
Its water is much closer to neutral pH and softer, though it runs much less pure, versus the South West Region.
Purity
By-products & nitrate
Less pure than 93% of South West Region supplies
Clarity
Turbidity, colour, metals
About average for the South West Region
Taste
Sodium, chloride, TDS
About average for the South West Region
Hardness
Calcium & magnesium
Softer than 69% of South West Region supplies
pH balance
How close to neutral (7.0)
More neutral than 97% of South West Region supplies
Other monitored supplies near Chapman Hill
Water quality in suburbs near Chapman Hill
Common questions
Is the tap water in Chapman Hill tested?
Chapman Hill isn't sampled as an individual locality. Its water is supplied through the Water Corporation network; the closest monitored supply point is Cowaramup, about 22 km away.
How hard is the water in Chapman Hill?
Chapman Hill isn't sampled directly. Its nearest monitored supply, Cowaramup (about 22 km away), averages 41 mg/L of hardness — soft. Little to no scale on kettles, shower screens or appliances, and soap lathers easily. A water softener isn't needed.
Is the tap water in Chapman Hill safe to drink?
Chapman Hill isn't tested on its own, but its nearest monitored supply, Cowaramup, met every NHMRC Australian Drinking Water Guidelines health limit with published data in 2023-2024.
How to read this
Chapman Hill 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).