What are the correct chemical levels for public swimming pools?
| Minimum Free Chlorine Levels (milligrams per litre) | ||
|---|---|---|
| Water Temperature less than 26°C. | Water Temperature greater than 26°C. | |
| Unstabilised pools – cyanuric acid not used | 1.0 | 2.0 |
| Stabilised pools – cyanuric acid is used | 2.0 | 3.0 |
| Minimum Free Chlorine Levels (milligrams per litre) | ||
| Spa/Hydrotherapy pool | 3.0 | |
| Wading pool | 4.0 | |
- pH - the pH shall be maintained within the range 7.2 – 7.8.
- CYANURIC ACID - where cyanuric acid is used, it is to be maintained at a level of 30 – 50 milligrams per litre.
- ALKALINITY - the alkalinity shall be maintained within the range 60 – 200 milligrams per litre.
| Contact | John Mitchell Manager of Development Services |
| Phone | (08) 9041 1611 |
| Fax | (08) 9041 2379 |
| mds@merredin.wa.gov.au |
Last modified
13-11-2007 01:54 PM