← Back to summarySee all parameters
RED DE DISTRIBUCIÓN VILLANTODRIGO · Quintanilla de Onsoña
AQM LABORATORIOS S.L.
Water safety
Water safety| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Free Chlorinemg/L | 0.7 | 0.2 – 1 | 0.014 ▲ |
|---|
General
General| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Hardnessmg/L | 36 ● (Near the limit)Sampled Mar 2026 | 80 – 459 | 36 ● |
|---|
| pHUnidades pH | 8.3Sampled Jan 2026 | 6.5 – 9.5 | 8.3 |
|---|
| TurbidityUNF | 1.3Sampled Jan 2026 | ≤ 4 | 0.13 |
|---|
| Colormg Pt-Co/L | 0Sampled Jan 2026 | ≤ 15 | 0 |
|---|
| ConductivityµS/cm a 20ºC | 101Sampled Jan 2026 | ≤ 2,500 | 101 |
|---|
| TDSmg/l | 64.6Sampled Jan 2026estimated | 0 – 1,199 | 64.6 |
|---|
| OdorIn. Dil. | 0Sampled Jan 2026 | ≤ 3 | 0 |
|---|
| Oxidationmg O2 /L | Not reported | ≤ 5 | — |
|---|
Pathogens
Pathogens| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| ClostridiumUFC/100 ml | 0Sampled Nov 2021 | ≤ 0 | 0 |
|---|
| eColiUFC/100 ml | 0Sampled Jan 2026 | ≤ 0 | 0 |
|---|
| BacteriasUFC/100 ml | 0Sampled Jan 2026 | ≤ 0 | 0 |
|---|
| EnterococcusUFC/100 ml | 0Sampled Jan 2026 | ≤ 0 | 0 |
|---|
Chemical parameters
Chemical parameters| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Cyanide totalµg/L | 0Sampled Nov 2021 | ≤ 50 | 0 |
|---|
| Fluoridemg/L | 0Sampled Nov 2021 | ≤ 1.5 | 0 |
|---|
| Mercuryµg/L | 0Sampled Nov 2021 | ≤ 1 | 0 |
|---|
| Nitritesmg/L | 0Sampled Nov 2021 | ≤ 0.1 | 0 |
|---|
| Nitratesmg/L | 0Sampled Nov 2021 | ≤ 50 | 0 |
|---|
Minerals
Minerals| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Magnesiummg/L | 1Sampled Mar 2026 | No limit | 1 |
|---|
| Calciummg/L | 13Sampled Mar 2026 | No limit | 13 |
|---|
| Potassiummg/L | 0Sampled Mar 2026 | No limit | 0 |
|---|
| Chloridemg/L | 4Sampled Nov 2021 | ≤ 250 | 4 |
|---|
Metals
Metals| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Aluminiumµg/L | 0Sampled Nov 2021 | ≤ 200 | 0 |
|---|
| Antimonyµg/L | 0Sampled Nov 2021 | ≤ 5 | 0 |
|---|
| Arsenicµg/L | 0Sampled Nov 2021 | ≤ 10 | 0 |
|---|
| Cadmiumµg/L | 0Sampled Nov 2021 | ≤ 5 | 0 |
|---|
| Chromiumµg/L | 0Sampled Nov 2021 | ≤ 50 | 0 |
|---|
| Coppermg/L | 0Sampled Nov 2021 | ≤ 2,000 | 0 |
|---|
| Ironµg/L | 0Sampled Nov 2021 | ≤ 200 | 0 |
|---|
| Manganeseµg/L | 0Sampled Nov 2021 | ≤ 50 | 0 |
|---|
| Leadµg/L | 0Sampled Nov 2021 | ≤ 10 | 0 |
|---|
| Nickelµg/L | 0Sampled Nov 2021 | ≤ 20 | 0 |
|---|
| Seleniumµg/L | 0Sampled Nov 2021 | ≤ 10 | 0 |
|---|
| Sodiummg/L | 1Sampled Nov 2021 | ≤ 200 | 1 |
|---|
Chlorine by-products
Chlorine by-products| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Total Trichloroethyleneµg/L | 0Sampled Nov 2021 | ≤ 10 | 0 |
|---|
| Trichloroethyleneµg/L | 0Sampled Nov 2021 | No limit | 0 |
|---|
| Tetrachloroethyleneµg/L | 0Sampled Nov 2021 | No limit | 0 |
|---|
| Total Trihalomethanesµg/L | 0Sampled Nov 2021 | ≤ 100 | 0 |
|---|
Pesticides
Pesticides| Parameter | Unfiltered tap water | Allowed range | Filtered |
|---|
| Total pesticidesµg/L | 0Sampled Nov 2021 | ≤ 0.5 | 0 |
|---|
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 | 0Sampled Aug 2023 | No limit | 0 |
|---|
| Sulfatemg/L | 6Sampled Nov 2021 | No limit | 6 |
|---|
Data collected from the water supplier for your area. Quality ranges are based on WHO, EU and Spanish guidelines.
