Water quality in Secret Harbour, WA
Secret Harbour 6173 · Perth Region · Western Australia
Secret Harbour 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 — Tamworth Hill and Mandurah.
Nearest monitored supply · 11 km from Secret Harbour
Tamworth Hill
Its water is much fresher and much purer, though it runs much further from neutral pH, versus the Perth Region.
Purity
By-products & nitrate
Purer than 93% of Perth Region supplies
Clarity
Turbidity, colour, metals
About average for the Perth Region
Taste
Sodium, chloride, TDS
Fresher than 100% of Perth Region supplies
Hardness
Calcium & magnesium
Softer than 91% of Perth Region supplies
pH balance
How close to neutral (7.0)
Further from neutral than 93% of Perth Region supplies
Nearest monitored supply · 14 km from Secret Harbour
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 Secret Harbour
Water quality in suburbs near Secret Harbour
How to read this
Secret Harbour 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).