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Chorley · Chorley
United Utilities
Water safety
Water safety| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Free Chlorinemg CL2/l | 0.72 | 0.2 – 1 | 0.014 ▲ |
|---|
| Total Chlorinemg CL2/l | 0.79 | No limit | 0.16 |
|---|
General
General| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Hardnessmg CaCO3/l | 127.9estimated | 80 – 459 | 127.9 |
|---|
| pH | 7.35 | 6.5 – 9.5 | 7.35 |
|---|
| TurbidityNTU | 0.19 | ≤ 4 | 0.019 |
|---|
| ColorColor Units | 1.63 | ≤ 15 | 1.63 |
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| ConductivityμS / cm | 229.9 | ≤ 2,500 | 229.9 |
|---|
| TDSmg/l | 147.1estimated | 0 – 1,199 | 147.1 |
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| OdorTON | 0 | ≤ 3 | 0 |
|---|
Pathogens
Pathogens| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| ClostridiumUFC/100ml | 0 | ≤ 0 | 0 |
|---|
| eColiUFC/100ml | 0 | ≤ 0 | 0 |
|---|
| BacteriasNMP/100ml | 2 | ≤ 0 | 0.2 |
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| EnterococcusUFC/100ml | 0 | ≤ 0 | 0 |
|---|
Chemical parameters
Chemical parameters| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Mercuryμg Hg/l | Not reported | ≤ 1 | — |
|---|
| Nitritesmg NO2/l | 0.009 | ≤ 0.5 | 0.004 |
|---|
| Nitratesmg NO3/l | 3.92 | ≤ 50 | 1.18 |
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Metals
Metals| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Aluminiumμg/l | 5.96 | ≤ 200 | 5.96 |
|---|
| Antimonyμg/l | 0.31 | ≤ 5 | 0.31 |
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| Arsenicμg/l | 0.48 | ≤ 10 | 0.24 |
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| Cadmiumμg/l | 0.09 | ≤ 5 | 0.09 |
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| Chromiumμg/l | 0.83 | ≤ 50 | 0.83 |
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| Copperμg/l | 0.02 | ≤ 2,000 | 0.001 |
|---|
| Ironμg/l | 7.74 | ≤ 200 | 7.74 |
|---|
| Manganeseμg/l | 0.53 | ≤ 50 | 0.53 |
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| Leadμg/l | 0.55 | ≤ 10 | 0.028 |
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| Nickelμg/l | 0.79 | ≤ 20 | 0.79 |
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| Seleniumμg/l | 0.85 | ≤ 10 | 0.85 |
|---|
| Sodiummg/l | 20 | ≤ 200 | 20 |
|---|
Chlorine by-products
Chlorine by-products| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Total Trichloroethyleneμg/l | 0 | ≤ 10 | 0 |
|---|
| Total Trihalomethanesμg/l | 32 | ≤ 100 | 1.6 |
|---|
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 | — |
|---|
Other
Other| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Ammoniamg/l | 0.046 | No limit | 0.014 |
|---|
Data collected from the water company for your area. Quality ranges are based on WHO guidelines and the UK drinking water regulations.
1768 of 1769 tests within UK limits
