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RED-SANTA CRISTINA DE LA POLVOROSA · Santa Cristina de la Polvorosa
AYTO. DE SANTA CRISTINA DE LA POLVOROSA
Water safety
Water safety| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Free Chlorinemg/L | 0.5 | 0.2 – 1 | 0.01 ▲ |
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| Chloraminemg/L | 0Sampled Oct 2025 | ≤ 4 | 0 |
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General
General| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Hardnessmg/L | 48 ● (Near the limit)Sampled Apr 2026 | 80 – 459 | 48 ● |
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| pHUnidades pH | 8Sampled Aug 2026 | 6.5 – 9.5 | 8 |
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| TurbidityUNF | 0Sampled Aug 2026 | ≤ 4 | 0 |
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| Colormg Pt-Co/L | 0Sampled Aug 2026 | ≤ 15 | 0 |
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| ConductivityµS/cm a 20ºC | 377Sampled Aug 2026 | ≤ 2,500 | 377 |
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| TDSmg/l | 241.3Sampled Aug 2026estimated | 0 – 1,199 | 241.3 |
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| OdorIn. Dil. | 0Sampled Aug 2026 | ≤ 3 | 0 |
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| Oxidationmg O2 /L | 3Sampled Oct 2025 | ≤ 5 | 3 |
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Pathogens
Pathogens| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| ClostridiumUFC/100 ml | 0Sampled Oct 2025 | ≤ 0 | 0 |
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| eColiUFC/100 ml | 0Sampled Aug 2026 | ≤ 0 | 0 |
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| BacteriasUFC/100 ml | 0Sampled Aug 2026 | ≤ 0 | 0 |
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| EnterococcusUFC/100 ml | 0Sampled Aug 2026 | ≤ 0 | 0 |
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Chemical parameters
Chemical parameters| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Cyanide totalµg/L | 1Sampled Oct 2025 | ≤ 50 | 0.05 |
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| Fluoridemg/L | 1.3 ● (Near the limit)Sampled Aug 2026 | ≤ 1.5 | 0.39 |
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| Mercuryµg/L | 0Sampled Oct 2025 | ≤ 1 | 0 |
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| Nitritesmg/L | 0Sampled Oct 2025 | ≤ 0.1 | 0 |
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| Nitratesmg/L | 4Sampled Aug 2026 | ≤ 50 | 1.2 |
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Minerals
Minerals| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Magnesiummg/L | 5Sampled Apr 2026 | No limit | 5 |
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| Calciummg/L | 11Sampled Apr 2026 | No limit | 11 |
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| Potassiummg/L | 1Sampled Apr 2026 | No limit | 1 |
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| Chloridemg/L | 47Sampled Aug 2026 | ≤ 250 | 47 |
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Metals
Metals| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Aluminiumµg/L | 20Sampled Oct 2025 | ≤ 200 | 20 |
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| Antimonyµg/L | 0Sampled Oct 2025 | ≤ 5 | 0 |
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| Arsenicµg/L | 4Sampled Oct 2025 | ≤ 10 | 2 |
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| Cadmiumµg/L | 0Sampled Oct 2025 | ≤ 5 | 0 |
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| Chromiumµg/L | 0Sampled Oct 2025 | ≤ 50 | 0 |
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| Coppermg/L | 0Sampled Oct 2025 | ≤ 2,000 | 0 |
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| Ironµg/L | 7Sampled Oct 2025 | ≤ 200 | 7 |
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| Manganeseµg/L | 17Sampled Oct 2025 | ≤ 50 | 17 |
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| Leadµg/L | 0Sampled Oct 2025 | ≤ 10 | 0 |
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| Nickelµg/L | 0Sampled Oct 2025 | ≤ 20 | 0 |
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| Seleniumµg/L | 0Sampled Oct 2025 | ≤ 10 | 0 |
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| Sodiummg/L | 73Sampled Aug 2026 | ≤ 200 | 73 |
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Chlorine by-products
Chlorine by-products| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Total Trichloroethyleneµg/L | 0Sampled Oct 2025 | ≤ 10 | 0 |
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| Total Trihalomethanesµg/L | 0Sampled Oct 2025 | ≤ 100 | 0 |
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Haloacetic acids
Haloacetic acids| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Total haloacetic acidsµg/L | 0Sampled Oct 2025 | ≤ 60 | 0 |
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Pesticides
Pesticides| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Total pesticidesµg/L | 0Sampled Oct 2025 | ≤ 0.5 | 0 |
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Perfluorinated chemicals
Perfluorinated chemicals| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Total PFASµg/L | 0Sampled Oct 2025 | ≤ 0.1 | 0 |
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| PFAS 4ng/l | Not reported | No limit | — |
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| PFAS 21ng/l | Not reported | No limit | — |
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Other
Other| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Ammoniamg/L | 0Sampled Oct 2025 | No limit | 0 |
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| Sulfatemg/L | 11Sampled Aug 2026 | No limit | 11 |
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| Uraniumµg/L | 0Sampled Oct 2025 | No limit | 0 |
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Data collected from the water supplier for your area. Quality ranges are based on WHO, EU and Spanish guidelines.
