Hedland
North West Region · Western Australia · Reporting period 2023-2024
The verdict
Hedland's water is much purer — though it runs saltier than most of its 17 neighbours.
At a glance
Position within the North West Region
Purity
By-products & nitrate
Purer than 86% of North West Region supplies
Taste
Sodium, chloride, TDS
Saltier than 75% of North West Region supplies
Hardness
Calcium & magnesium
About average for the North West Region
pH balance
How close to neutral (7.0)
About average for the North West Region
Full readings
Typical (mean) value at Hedland versus the North West Region average.
Purity & health
| Parameter | Hedland | Region avg | Unit |
|---|---|---|---|
| Trihalomethanes (THMs) | 0.00 | 0.02 | mg/L |
| Nitrate | 4.0 | 5.8 | mg/L |
Taste & saltiness
| Parameter | Hedland | Region avg | Unit |
|---|---|---|---|
| Sodium | 90.0 | 66.3 | mg/L |
| Chloride | 168 | 88.9 | mg/L |
| Total Dissolved Solids (TDS)Above ADWG | 637 | 511 | mg/L |
| Sulphate | 31.0 | 29.6 | mg/L |
Hardness & scale
| Parameter | Hedland | Region avg | Unit |
|---|---|---|---|
| HardnessAbove ADWG | 225 | 171 | mg/L |
| Alkalinity | 178 | 179 | mg/L |
| Silica | 51.0 | 42.6 | mg/L |
pH balance
| Parameter | Hedland | Region avg | Unit |
|---|---|---|---|
| pH | 7.9 | 7.8 | pH units |
Compare nearby
All of North West Region →Data & methodology
Data source: Water Corporation of WA Drinking Water Quality Annual Report 2023-2024.
Regional ranking: Each measured parameter is ranked against every other locality in the North West Region using the typical (mean) reading. Lower readings rank better, except pH where the score is distance from neutral (7).
ADWG safety check: Every reading is independently checked against the NHMRC Australian Drinking Water Guidelines; any value above the limit is flagged regardless of how it compares to neighbours.