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West Northamptonshire · West Northamptonshire
Anglian Water
Water safety
Water safety| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Free Chlorinemg CL2/l | 0.063 ● (Near the limit) | 0.2 – 1 | 0.001 ▲ |
|---|
| Total Chlorinemg CL2/l | 0.45 | No limit | 0.09 |
|---|
General
General| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Hardnessmg CaCO3/l | 208.1estimated | 80 – 459 | 208.1 |
|---|
| pH | 7.47 | 6.5 – 9.5 | 7.47 |
|---|
| TurbidityNTU | 0.23 | ≤ 4 | 0.023 |
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| ColorColor Units | 1.52 | ≤ 15 | 1.52 |
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| ConductivityμS / cm | 526.7 | ≤ 2,500 | 526.7 |
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| TDSmg/l | 337.1estimated | 0 – 1,199 | 337.1 |
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| OdorTON | 0 | ≤ 3 | 0 |
|---|
Pathogens
Pathogens| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| eColiUFC/100ml | 0 | ≤ 0 | 0 |
|---|
| BacteriasNMP/100ml | 4 | ≤ 0 | 0.4 |
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| EnterococcusUFC/100ml | 0 | ≤ 0 | 0 |
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Chemical parameters
Chemical parameters| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Fluoridemg F/l | 0.28 | ≤ 1.5 | 0.084 |
|---|
| Mercuryμg Hg/l | Not reported | ≤ 1 | — |
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| Nitritesmg NO2/l | 0.098 | ≤ 0.5 | 0.039 |
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| Nitratesmg NO3/l | 16.9 | ≤ 50 | 5.07 |
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Metals
Metals| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Aluminiumμg/l | 12.3 | ≤ 200 | 12.3 |
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| Antimonyμg/l | 0.23 | ≤ 5 | 0.23 |
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| Arsenicμg/l | 0.29 | ≤ 10 | 0.15 |
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| Cadmiumμg/l | 0.02 | ≤ 5 | 0.02 |
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| Chromiumμg/l | 0.76 | ≤ 50 | 0.76 |
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| Copperμg/l | 53.8 | ≤ 2,000 | 2.69 |
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| Ironμg/l | 24.4 | ≤ 200 | 24.4 |
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| Manganeseμg/l | 3.02 | ≤ 50 | 3.02 |
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| Leadμg/l | 0.48 | ≤ 10 | 0.024 |
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| Nickelμg/l | 2.08 | ≤ 20 | 2.08 |
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| Seleniumμg/l | 0.72 | ≤ 10 | 0.72 |
|---|
| Sodiummg/l | 26.9 | ≤ 200 | 26.9 |
|---|
Chlorine by-products
Chlorine by-products| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Total Trihalomethanesμg/l | 17.2 | ≤ 100 | 0.86 |
|---|
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 | 0.15 | No limit | 0.045 |
|---|
Data collected from the water company for your area. Quality ranges are based on WHO guidelines and the UK drinking water regulations.
6655 of 6656 tests within UK limits
