Boyup Brook
South West Region · Western Australia · Reporting period 2023-2024
The verdict
Boyup Brook's water runs much less pure and cloudier than most other localities in the South West Region.
At a glance
Position within the South West Region
Purity
By-products & nitrate
Less pure than 100% of South West Region supplies
Clarity
Turbidity, colour, metals
Cloudier than 79% of South West Region supplies
Taste
Sodium, chloride, TDS
Saltier than 66% of South West Region supplies
Hardness
Calcium & magnesium
Harder than 74% of South West Region supplies
pH balance
How close to neutral (7.0)
About average for the South West Region
Full readings
Typical (mean) value at Boyup Brook versus the South West Region average.
Purity & health
| Parameter | Boyup Brook | Region avg | Unit |
|---|---|---|---|
| Trihalomethanes (THMs) | 0.12 | 0.05 | mg/L |
Clarity & appearance
| Parameter | Boyup Brook | Region avg | Unit |
|---|---|---|---|
| Turbidity | 0.70 | 0.45 | NTU |
| Iron | 0.08 | 0.05 | mg/L |
| Manganese | 0.01 | 0.01 | mg/L |
Taste & saltiness
| Parameter | Boyup Brook | Region avg | Unit |
|---|---|---|---|
| Sodium | 56.0 | 58.5 | mg/L |
| Chloride | 117 | 98.2 | mg/L |
| Total Dissolved Solids (TDS) | 398 | 324 | mg/L |
| Sulphate | 13.0 | 16.9 | mg/L |
Hardness & scale
| Parameter | Boyup Brook | Region avg | Unit |
|---|---|---|---|
| Hardness | 137 | 83.9 | mg/L |
| Alkalinity | 117 | 81.8 | mg/L |
| Silica | 7.3 | 11.0 | mg/L |
pH balance
| Parameter | Boyup Brook | Region avg | Unit |
|---|---|---|---|
| pH | 8.0 | 7.7 | pH units |
Compare nearby
All of South 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 South 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.