PFAS in the tap water of Saint-Jean-le-Vieux (Isère): no test result published yet
Last check: · Source: Hub'eau
PFAS in drinking water
No PFAS results have been published for Saint-Jean-le-Vieux yet. Testing has been required across the EU since January 2026. We will show the values here as soon as they come out.
"Not published" does not mean "not present". Without test results, no one can say how much PFAS is in this water.
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Water report for Saint-Jean-le-Vieux
Get new PFAS results for Saint-Jean-le-Vieux, with a short explanation. At most one update a week, only when there's something new.
- Latest water check
- 23 July 2026
- Water supplier
- CC LE GRÉSIVAUDAN
No PFAS result is published for Saint-Jean-le-Vieux in the data retrieved on 21 September 2026 (Hub'eau, Qualité de l'eau potable (Ministère de la Santé / OFB / BRGM)). PFAS testing of drinking water has been mandatory across the EU since January 2026. The latest published check dates from 23 July 2026.
Details and sources
What the latest check found
At the latest check, the water was within every limit tested.
Values to watch
These results are close to their legal limit, or over it.
Outside a reference value: Coliform bacteria 10 n/(100mL) on 23 July 2026 (reference ≤ 0 mL)). These are indicator parameters with reference values, not legal limits.
| What was tested | Value | Limit | Status |
|---|---|---|---|
| Coliform bacteria | 10 n/(100mL) | ≤ 0 mL) | above the reference value |
See all 19 test results
| What was tested | Value | Limit | Status |
|---|---|---|---|
| Nitrate | 1.2 mg/L | ≤ 50 mg/L | within the limit |
| Nitrite | <0,01 mg/L | ≤ 0.5 mg/L | within the limit |
| Lead | 3 µg/L | ≤ 10 µg/L | within the limit |
| Copper | 0.095 mg(Cu)/L | ≤ 2 mg(Cu)/L | within the limit |
| Nickel | <5 µg/L | ≤ 20 µg/L | within the limit |
| Arsenic | <2 µg/L | ≤ 10 µg/L | within the limit |
| Cadmium | <1 µg/L | ≤ 5 µg/L | within the limit |
| Chromium | N.M. µg/L | ≤ 6 µg/L | no verdict |
| Fluoride | <0,05 mg/L | ≤ 1.5 mg/L | within the limit |
| Escherichia coli | <1 n/(100mL) | ≤ 0 mL) | within the limit |
| Enterococci | <1 n/(100mL) | ≤ 0 mL) | within the limit |
| Coliform bacteria | 10 n/(100mL) | ≤ 0 mL) | above the reference value |
| pH | 7.7 unité pH | 6.5–9 unité pH | within the limit |
| Water hardness | 8.31 °f | no limit | for reference |
| Electrical conductivity | 336 µS/cm | 200–1,100 µS/cm | within the limit |
| Chloride | 0.7 mg/L | ≤ 250 mg/L | within the limit |
| Sulphate | 55 mg/L | ≤ 250 mg/L | within the limit |
| Sodium | 1.4 mg/L | ≤ 200 mg/L | within the limit |
| Turbidity | 0.2 NFU | ≤ 2 NFU | within the limit |
Frequently asked questions
Is tap water in Saint-Jean-le-Vieux safe to drink?
Yes. At the check on 23 July 2026, the tap water in Saint-Jean-le-Vieux was within every limit tested. Outside a reference value: Coliform bacteria 10 n/(100mL) on 23 July 2026 (reference ≤ 0 mL)). These are indicator parameters with reference values, not legal limits. “Eau d'alimentation conforme aux limites de qualité et non conforme aux références de qualité.”
How high are PFAS levels in Saint-Jean-le-Vieux's drinking water?
No PFAS results have been published for Saint-Jean-le-Vieux yet. Testing has been required across the EU since January 2026. We will show the values here as soon as they come out.
How hard is the water in Saint-Jean-le-Vieux?
The water hardness in Saint-Jean-le-Vieux is 8.3 °f (soft). This mainly matters for household appliances and detergent dosing, not for health.
Where does this data come from?
All values come from official publications: Hub'eau, Qualité de l'eau potable (Ministère de la Santé / OFB / BRGM). Retrieved on 21 September 2026.
Nearby communes
The closest to Saint-Jean-le-Vieux on this site.
Data source
- Hub'eau, Qualité de l'eau potable (Ministère de la Santé / OFB / BRGM)
- https://hubeau.eaufrance.fr/api/v1/qualite_eau_potable/resultats_dis?code_commune=38404
- License
- Licence Ouverte / Open Licence (Etalab)
- Retrieved
- 21 September 2026
- Supply networks
- ST JEAN LE VIEUX RESEAU
This site is a data project, not an official source. If in doubt, check with your water supplier or local authority.