Coolgardie
Goldfields and Agricultural Region · Western Australia · Reporting period 2023-2024
The verdict
Coolgardie's water is much closer to neutral pH and fresher — though it runs cloudier than most of its 59 neighbours.
At a glance
Position within the Goldfields and Agricultural Region
Purity
By-products & nitrate
About average for the Goldfields and Agricultural Region
Clarity
Turbidity, colour, metals
Cloudier than 82% of Goldfields and Agricultural Region supplies
Taste
Sodium, chloride, TDS
Fresher than 65% of Goldfields and Agricultural Region supplies
Hardness
Calcium & magnesium
About average for the Goldfields and Agricultural Region
pH balance
How close to neutral (7.0)
More neutral than 100% of Goldfields and Agricultural Region supplies
Full readings
Typical (mean) value at Coolgardie versus the Goldfields and Agricultural Region average.
Purity & health
| Parameter | Coolgardie | Region avg | Unit |
|---|---|---|---|
| Trihalomethanes (THMs) | 0.06 | 0.03 | mg/L |
| Nitrate | 0.90 | 2.5 | mg/L |
Clarity & appearance
| Parameter | Coolgardie | Region avg | Unit |
|---|---|---|---|
| Aluminium | 0.02 | 0.02 | mg/L |
| Iron | 0.02 | 0.01 | mg/L |
Taste & saltiness
| Parameter | Coolgardie | Region avg | Unit |
|---|---|---|---|
| Sodium | 115 | 113 | mg/L |
| Chloride | 203 | 197 | mg/L |
| Total Dissolved Solids (TDS) | 466 | 475 | mg/L |
| Sulphate | 28.0 | 30.6 | mg/L |
Hardness & scale
| Parameter | Coolgardie | Region avg | Unit |
|---|---|---|---|
| Hardness | 103 | 103 | mg/L |
| Alkalinity | 61.0 | 69.6 | mg/L |
| Silica | 5.4 | 7.0 | mg/L |
pH balance
| Parameter | Coolgardie | Region avg | Unit |
|---|---|---|---|
| pH | 7.5 | 8.5 | pH units |
Compare nearby
All of Goldfields and Agricultural 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 Goldfields and Agricultural 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.