Diamond Creek vs St Helena
Side-by-side tap water quality comparison
Which suburb has better water?
It's very close! Diamond Creek scores 9.5/10 and St Helena scores 9.6/10. Both suburbs have similar water quality based on ADWG compliance data.
Visual comparison
Key metrics comparison
Full water quality comparison
All parameters compared against Australian Drinking Water Guidelines (ADWG)
| Parameter | Diamond Creek | St Helena | Unit | ADWG Guideline |
|---|---|---|---|---|
| Aluminium | 0.014 Good | 0.012 Good | mg/L | < 0.2 |
| Copper | 0.002 Good | 0.001 Good | mg/L | < 2 |
| E. coli | 0 Compliant | 0 Compliant | MPN/100mL | < 0 |
| Fluoride | 0.83 Good | 0.83 Good | mg/L | < 1.5 |
| Free Chlorine | 0.33 Good | 0.28 Good | mg/L | < 5 |
| Hardness | 29 Good | 28 Good | mg/L CaCO3 | < 200 |
| Iron | 0.011 Good | 0.012 Good | mg/L | < 0.3 |
| Lead | 0.0001 Good | 0.0001 Good | mg/L | < 0.01 |
| pH | 7.6 Normal | 7.5 Normal | pH units | 6.5 – 8.5 |
| Trihalomethanes | 0.04 Good | 0.04 Good | mg/L | < 0.25 |
| Turbidity | 2.96 Good | 2.94 Good | NTU | < 5 |
| Zinc | 0.006 Measured | 0.003 Measured | mg/L | No limit |
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Disclaimer: This comparison is for general informational purposes only and does not constitute medical advice or professional guidance. Data is sourced from Yarra Valley Water. Values shown are based on the most recent published water quality reports and may not reflect real-time conditions at your tap. Water quality can vary due to local plumbing, seasonal changes, and other factors. For specific health concerns, consult a qualified health professional or contact your local water utility. See our Terms of Use.