Coral Bay
Mid West Region · Western Australia · Reporting period 2023-2024
The verdict
Coral Bay's water is much fresher and much closer to neutral pH than most other localities in the Mid West Region.
At a glance
Position within the Mid West Region
Clarity
Turbidity, colour, metals
Clearer than 91% of Mid West Region supplies
Taste
Sodium, chloride, TDS
Fresher than 100% of Mid West Region supplies
Hardness
Calcium & magnesium
About average for the Mid West Region
pH balance
How close to neutral (7.0)
More neutral than 98% of Mid West Region supplies
Full readings
Typical (mean) value at Coral Bay versus the Mid West Region average.
Clarity & appearance
| Parameter | Coral Bay | Region avg | Unit |
|---|---|---|---|
| Iron | 0.01 | 0.03 | mg/L |
Taste & saltiness
| Parameter | Coral Bay | Region avg | Unit |
|---|---|---|---|
| Sodium | 16.0 | 165 | mg/L |
| Chloride | 22.0 | 275 | mg/L |
| Total Dissolved Solids (TDS) | 174 | 671 | mg/L |
| Sulphate | 1.0 | 35.5 | mg/L |
Hardness & scale
| Parameter | Coral Bay | Region avg | Unit |
|---|---|---|---|
| Hardness | 74.0 | 134 | mg/L |
| Alkalinity | 85.5 | 88.0 | mg/L |
pH balance
| Parameter | Coral Bay | Region avg | Unit |
|---|---|---|---|
| pH | 7.5 | 7.5 | pH units |
Compare nearby
All of Mid 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 Mid 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.