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Middlesbrough · Middlesbrough
Northumbrian Water
Water safety
Water safety| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Free Chlorinemg CL2/l | 0.42 | 0.2 – 1 | 0.008 ▲ |
|---|
| Total Chlorinemg CL2/l | 0.55 | No limit | 0.11 |
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General
General| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Hardnessmg CaCO3/l | 140.7estimated | 80 – 459 | 140.7 |
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| pH | 7.87 | 6.5 – 9.5 | 7.87 |
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| TurbidityNTU | 0.23 | ≤ 4 | 0.023 |
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| ColorColor Units | 0.91 | ≤ 15 | 0.91 |
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| ConductivityμS / cm | 265.2 | ≤ 2,500 | 265.2 |
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| TDSmg/l | 169.7estimated | 0 – 1,199 | 169.7 |
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| OdorTON | 0 | ≤ 3 | 0 |
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Pathogens
Pathogens| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| ClostridiumUFC/100ml | 0 | ≤ 0 | 0 |
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| eColiUFC/100ml | 0 | ≤ 0 | 0 |
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| BacteriasNMP/100ml | 8 | ≤ 0 | 0.8 |
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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 | 0.11 | ≤ 1.5 | 0.033 |
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| Mercuryμg Hg/l | Not reported | ≤ 1 | — |
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| Nitritesmg NO2/l | 0.006 | ≤ 0.5 | 0.002 |
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| Nitratesmg NO3/l | 3.65 | ≤ 50 | 1.09 |
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Minerals
Minerals| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Chloridemg/l | 10.3 | ≤ 250 | 10.3 |
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Metals
Metals| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Aluminiumμg/l | 15.5 | ≤ 200 | 15.5 |
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| Antimonyμg/l | 0.16 | ≤ 5 | 0.16 |
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| Arsenicμg/l | 0.1 | ≤ 10 | 0.052 |
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| Cadmiumμg/l | 0.018 | ≤ 5 | 0.018 |
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| Chromiumμg/l | 0.7 | ≤ 50 | 0.7 |
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| Copperμg/l | 15 | ≤ 2,000 | 0.75 |
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| Ironμg/l | 9.92 | ≤ 200 | 9.92 |
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| Manganeseμg/l | 1.14 | ≤ 50 | 1.14 |
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| Leadμg/l | 0.51 | ≤ 10 | 0.026 |
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| Nickelμg/l | 1.58 | ≤ 20 | 1.58 |
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| Seleniumμg/l | 0.83 | ≤ 10 | 0.83 |
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| Sodiummg/l | 8.62 | ≤ 200 | 8.62 |
|---|
Chlorine by-products
Chlorine by-products| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Total Trihalomethanesμg/l | 33.6 | ≤ 100 | 1.68 |
|---|
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 | — |
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| PFAS 21ng/l | Not reported | No limit | — |
|---|
Other
Other| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Ammoniamg/l | 0.02 | No limit | 0.006 |
|---|
| Sulfatemg/l | 63.8 | No limit | 63.8 |
|---|
Data collected from the water company for your area. Quality ranges are based on WHO guidelines and the UK drinking water regulations.
2104 of 2105 tests within UK limits
