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Canterbury · Canterbury
Southern Water
Water safety
Water safety| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Free Chlorinemg CL2/l | 0.54 | 0.2 – 1 | 0.011 ▲ |
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| Total Chlorinemg CL2/l | 0.57 | No limit | 0.11 |
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General
General| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Hardnessmg CaCO3/l | 324.7 | 80 – 459 | 324.7 |
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| pH | 7.3 | 6.5 – 9.5 | 7.3 |
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| TurbidityNTU | 0.14 | ≤ 4 | 0.014 |
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| ColorColor Units | 3 | ≤ 15 | 3 |
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| OdorTON | 0 | ≤ 3 | 0 |
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Pathogens
Pathogens| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| eColiUFC/100ml | 0 | ≤ 0 | 0 |
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| BacteriasNMP/100ml | 0 | ≤ 0 | 0 |
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| EnterococcusUFC/100ml | 0 | ≤ 0 | 0 |
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Chemical parameters
Chemical parameters| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Mercuryμg Hg/l | Not reported | ≤ 1 | — |
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| Nitritesmg NO2/l | Not reported | ≤ 0.5 | — |
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| Nitratesmg NO3/l | 44.9 ● (Near the limit) | ≤ 50 | 13.5 |
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Minerals
Minerals| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Magnesiummg/l | 3.69 | No limit | 3.69 |
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| Calciummg/l | 124.2 | No limit | 124.2 |
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Metals
Metals| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Aluminiumμg/l | 11.3 | ≤ 200 | 11.3 |
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| Antimonyμg/l | 0.065 | ≤ 5 | 0.065 |
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| Arsenicμg/l | 0.27 | ≤ 10 | 0.14 |
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| Cadmiumμg/l | 0.025 | ≤ 5 | 0.025 |
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| Chromiumμg/l | 0.31 | ≤ 50 | 0.31 |
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| Copperμg/l | 96.7 | ≤ 2,000 | 4.84 |
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| Ironμg/l | 4.69 | ≤ 200 | 4.69 |
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| Manganeseμg/l | 0.67 | ≤ 50 | 0.67 |
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| Leadμg/l | 0.23 | ≤ 10 | 0.011 |
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| Nickelμg/l | 1.81 | ≤ 20 | 1.81 |
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| Seleniumμg/l | 0.65 | ≤ 10 | 0.65 |
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| Sodiummg/l | 21.6 | ≤ 200 | 21.6 |
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Chlorine by-products
Chlorine by-products| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Total Trichloroethyleneμg/l | 0 | ≤ 10 | 0 |
|---|
| Total Trihalomethanesμg/l | 8.28 | ≤ 100 | 0.41 |
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Perfluorinated chemicals
Perfluorinated chemicals| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Total PFASug/L | Not reported | ≤ 0.1 | — |
|---|
| PFAS 4ng/l | Not reported | No limit | — |
|---|
| PFAS 21ng/l | Not reported | No limit | — |
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Other
Other| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Ammoniamg/l | 0.009 | No limit | 0.003 |
|---|
Data collected from the water company for your area. Quality ranges are based on WHO guidelines and the UK drinking water regulations.
141 of 141 tests within UK limits
