Drinking water quality in Sinnamary

Region: Guyane Population: 2,756 Water supplier: SOCIETE GUYANAISE DES EAUX Latest sample: 16 June 2026
Fails the current legal limits

PFAS in drinking water

EU legal limit
<0,30 µg/L Limit: 0.1 µg/L within limit

The total of 20 PFAS ("forever chemicals") was last measured at <0,30 µg/L. The EU limit is 0.1 µg/L, so this water is at 0 % of the limit. (26 May 2026)

Health limit (used in Sweden)
0 µg/L the 4 most harmful PFAS (PFAS-4) · Limit: 0.004 µg/L below health limit

The four most harmful PFAS add up to 0 µg/L, below the health limit of 0.004 µg/L used in Sweden since 2026.

Substances too small to measure count as 0, so the real total may be higher.

19 PFAS (see each substance)
Acide perfluoro undecane sulfonique (PFUnDS) <0,0003 µg/L
Acide perfluoro undecanoïque (PFUnA) <0,0003 µg/L
Perfluorohexane sulfonate (PFHXS) <0,0003 µg/L
Acide perfluoroheptanoïque (PFHPA) <0,0003 µg/L
Acide perfluorodecane sulfonique (PFDS) <0,0003 µg/L
Acide perfluorononane sulfonique (PFNS) <0,0003 µg/L
Acide sulfonique de perfluorobutane (PFBS) <0,0003 µg/L
Acide perfluoro-decanoïque (PFDA) <0,0003 µg/L
Acide perfluoro tridecane sulfonique (PFTrDS) <0,0003 µg/L
Acide perfluorohexanoïque (PFHXA) <0,0003 µg/L
Acide perfluorododécanoique (PFDoDA) <0,0003 µg/L
Acide perfluoropentanoïque (PFPEA) <0,0003 µg/L
Acide perfluoroheptane sulfonique (PFHpS) <0,0003 µg/L
Acide sulfonique de perfluorooctane (PFOS) <0,0003 µg/L
Acide perfluorododécane sulfonique (PFDoDS) <0,010 µg/L
Acide perfluoro tridecanoique (PFTrDA) <0,0010 µg/L
Acide perfluoro-nonanoïque (PFNA) <0,0003 µg/L
Acide perfluoro-octanoïque (PFOA) <0,0003 µg/L
Acide perfluorobutanoïque (PFBA) <0,0003 µg/L

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Water report for Sinnamary

Official assessment

The authorities have not published an overall verdict for this water.

„Eau d'alimentation conforme aux limites de qualité et non conforme aux références de qualité.“

Microbiology: not assessed Chemistry: within limit
Show all 21 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
Arsenic <5 µg/L ≤ 10 µg/L within limit
Cadmium <0,5 µg/L ≤ 5 µg/L within limit
Chromium <10 µg/L ≤ 50 µg/L within limit
Uranium <0,05 µg/L ≤ 30 µg/L within limit
Fluoride <0,2 mg/L ≤ 1.5 mg/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 unité pH 6.5–9 unité pH within limit
Water hardness 5.3 °f no limit informational
Electrical conductivity 146 µS/cm 200–1,100 µS/cm exceeded
Chloride 5.79 mg/L ≤ 250 mg/L within limit
Sulphate 35.52 mg/L ≤ 250 mg/L within limit
Sodium 2.43 mg/L ≤ 200 mg/L within limit
Iron 59 µg/L ≤ 200 µg/L within limit
Turbidity 1.3 NFU ≤ 2 NFU within limit

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Frequently asked questions

Is tap water in Sinnamary safe to drink?

The latest official test failed at least one quality requirement.

How high are PFAS levels in Sinnamary's drinking water?

The total of 20 PFAS ("forever chemicals") was last measured at <0,30 µg/L. The EU limit is 0.1 µg/L, so this water is at 0 % of the limit. (below the EU limit)

Does the water in Sinnamary also meet the strictest limits in Europe?

Yes. Even against Europe's strictest limit, the health limit of 0.004 µg/L used in Sweden since 2026, the measured value of 0 µg/L stays below.

How hard is the water in Sinnamary?

The water hardness in Sinnamary is 5.3 °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=97312
License
Licence Ouverte / Open Licence (Etalab)
Retrieved
28 August 2026
Supply networks
SINNAMARY, COROSSONY

This site is a data project, not an official source. If in doubt, check with your water supplier or local authority.