Drinking water quality in Cayenne
PFAS in drinking water
No PFAS results have been published for Cayenne 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.
Water report for Cayenne
Get the free water report for Cayenne, plus an alert whenever new official results are published.
Official assessment
The authorities have not published an overall verdict for this water.
„Eau d'alimentation conforme aux exigences de qualité en vigueur pour l'ensemble des paramètres mesurés.“
Show all 16 official measurements
| Parameter | Value | Limit | Status |
|---|---|---|---|
| Nitrate | <1,0 mg/L | ≤ 50 mg/L | within limit |
| Nitrite | <0,05 mg/L | ≤ 0.5 mg/L | within limit |
| Lead | <5 µg/L | ≤ 10 µg/L | within limit |
| Copper | <0,05 mg(Cu)/L | ≤ 2 mg(Cu)/L | within limit |
| Nickel | <10 µg/L | ≤ 20 µg/L | within limit |
| Chromium | <10 µg/L | ≤ 50 µg/L | within limit |
| Escherichia coli | <1 n/(100mL) | ≤ 0 mL) | within limit |
| Enterococci | <1 n/(100mL) | ≤ 0 mL) | within limit |
| Coliform bacteria | <1 n/(100mL) | ≤ 0 mL) | within limit |
| pH | 7.2 unité pH | 6.5–9 unité pH | within limit |
| Water hardness | 3.3 °f | no limit | informational |
| Electrical conductivity | 96 µS/cm | 200–1,100 µS/cm | exceeded |
| Chloride | 3.19 mg/L | ≤ 250 mg/L | within limit |
| Sulphate | 17.69 mg/L | ≤ 250 mg/L | within limit |
| Iron | <50 µg/L | ≤ 200 µg/L | within limit |
| Turbidity | 0.67 NFU | ≤ 2 NFU | within limit |
Frequently asked questions
Is tap water in Cayenne safe to drink?
The latest official test failed at least one quality requirement.
How high are PFAS levels in Cayenne's drinking water?
No PFAS results have been published for Cayenne 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 Cayenne?
The water hardness in Cayenne is 3.3 °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 28 August 2026.
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=97302
- License
- Licence Ouverte / Open Licence (Etalab)
- Retrieved
- 28 August 2026
- Supply networks
- LA COMTE
This site is a data project, not an official source. If in doubt, check with your water supplier or local authority.