PFAS in Berville's tap water: under 4 ng/L, none of the four main PFAS detected

Last PFAS check: · Source: Hub'eau

Fails the current legal limits

PFAS in drinking water

No PFAS detected

Amount found in the water < 4 ng/L the 4 most harmful PFAS (PFAS-4) · the lab's detection limit 20 PFAS looked for, none found
Our health benchmark 0.5 ng/L

The lab sees nothing below 4 ng/L, 8 times our benchmark of 0.5 ng/L. Water above our benchmark would pass this check unnoticed.

0.5 ng/L is our benchmark, not an official limit. Same EFSA method as Sweden, Denmark and the Netherlands, but stricter. It's a yearly average, compared here with the latest check.

More about this result

The US also limits PFOA and PFOS to 4 ng/L each, per substance.

The lab detects each of the four substances from 1 ng/L upward. None reached that limit, so their total is below 4 ng/L rather than zero.

20 PFAS (see each substance)
PFAS substance Value
Acide sulfonique de perfluorooctane (PFOS) <0,001 µg/L
Acide perfluoropentane sulfonique (PFPS) <0,001 µg/L
Acide perfluorohexanoïque (PFHXA) <0,002 µg/L
Acide perfluoroheptane sulfonique (PFHpS) <0,002 µg/L
Acide perfluoro undecanoïque (PFUnA) <0,001 µg/L
Acide perfluorobutanoïque (PFBA) <0,002 µg/L
Acide perfluorododécane sulfonique (PFDoDS) <0,001 µg/L
Acide perfluoro-octanoïque (PFOA) <0,0010 µg/L
Acide perfluoroheptanoïque (PFHPA) <0,001 µg/L
Acide perfluoro-nonanoïque (PFNA) <0,001 µg/L
Acide perfluoro undecane sulfonique (PFUnDS) <0,002 µg/L
Acide perfluoropentanoïque (PFPEA) <0,001 µg/L
Acide perfluoro tridecanoique (PFTrDA) <0,001 µg/L
Acide perfluoro tridecane sulfonique (PFTrDS) <0,005 µg/L
Acide sulfonique de perfluorobutane (PFBS) <0,001 µg/L
Acide perfluorododécanoique (PFDoDA) <0,001 µg/L
Acide perfluorodecane sulfonique (PFDS) <0,001 µg/L
Acide perfluorononane sulfonique (PFNS) <0,002 µg/L
Perfluorohexane sulfonate (PFHXS) <0,001 µg/L
Acide perfluoro-decanoïque (PFDA) <0,001 µg/L

Fails a current legal limit. The details are below.

EU legal limit
none detected sum of 20 PFAS below the detection limit, limit 100 ng/L
Last PFAS test
13 February 2026
Water supplier
VEOLIA CERGY

In Berville, none of the 4 most closely watched PFAS (PFAS-4) was detected at the latest PFAS check on 13 February 2026. The total is below 4 ng/L, the sum of the detection limits and 8 times our 0.5 ng/L benchmark. Sum of 20 PFAS: <0,0290 µg/L, below the EU legal limit (100 ng/L). 3 checks since 7 January 2025, sum of 20 PFAS always below the detection limit (29 ng/L). Source: Hub'eau, Qualité de l'eau potable (Ministère de la Santé / OFB / BRGM).

Details and sources
Water supplier: VEOLIA CERGY Latest water check: 13 February 2026 Data updated on

PFAS over time in Berville

3 PFAS checks since 7 January 2025, from the published measurements.

“Calculated”: PFAS-4 worked out from the four substances in the same sample. The chart, averages and trends use lab-published sums only.

DatePFAS-4Sum of 20 PFAS
< 4 ng/L · calculated< 29 ng/L
< 4 ng/L · calculated< 28 ng/L
< 4 ng/L · calculated< 1 ng/L

Calculated values: “<” is an upper bound from published thresholds, “≥” a lower bound, “–” means no published sum or complete measurement. How to read a PFAS result

What the latest check found

At the latest check, the water was over at least one limit.

Microbiology: within the limit Chemistry: over the limit

Values to watch

These results are close to their legal limit, or over it.

What was tested Value Limit Status
Nitrate 35 mg/L ≤ 50 mg/L within the limit
Lead 10 µg/L ≤ 10 µg/L within the limit
Copper 1.77 mg(Cu)/L ≤ 2 mg(Cu)/L within the limit
See all 21 test results
What was tested Value Limit Status
Nitrate 35 mg/L ≤ 50 mg/L within the limit
Nitrite <0,01 mg/L ≤ 0.1 mg/L within the limit
Lead 10 µg/L ≤ 10 µg/L within the limit
Copper 1.77 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 <5,00 µg/L ≤ 50 µg/L within the limit
Uranium <10 µg/L ≤ 30 µg/L within the limit
Fluoride 0.15 mg/L ≤ 1.5 mg/L within the limit
Escherichia coli 0 n/(100mL) ≤ 0 mL) within the limit
Enterococci 0 n/(100mL) ≤ 0 mL) within the limit
Coliform bacteria 0 n/(100mL) ≤ 0 mL) within the limit
pH 7.1 unité pH 6.5–9 unité pH within the limit
Water hardness 36.32 °f no limit for reference
Electrical conductivity 768 µS/cm 200–1,100 µS/cm within the limit
Chloride 31 mg/L ≤ 250 mg/L within the limit
Sulphate 48 mg/L ≤ 250 mg/L within the limit
Sodium 10.9 mg/L ≤ 200 mg/L within the limit
Iron <10 µg/L ≤ 200 µg/L within the limit
Turbidity <0,1 NFU ≤ 2 NFU within the limit

Frequently asked questions

Is tap water in Berville safe to drink?

At the latest check, the water was over at least one limit. “Eau d’alimentation non-conforme aux limites de qualité pour les paramè tres chloridazone desphényl et atrazine déséthyl, sans dépassement des seuils sanitaires respectives de 11µg/L et de 60 µg/L. Eau d’alim entation présentant un dépassement de la valeur indicative pour le par amètre chlorothalonil R471811 (métabolite non pertinent). En l'état ac tuel des connaissances scientifiques, aucune restriction d'usage n'est nécessaire, l’eau peut donc être consommée. Un suivi renforcé est mis en place pour surveiller l’évolution de la situation. La personne res ponsable de la production et de la distribution de l’eau doit engager un programme d’actions visant à réduire les teneurs des paramètres con cernés. Les autres paramètres recherchés dans le cadre du contrôle san itaire sont conformes aux exigences reglementaires.”

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

At the latest check the total of 20 PFAS ("forever chemicals") was below the laboratory's reporting limit of 29 ng/L. The EU limit is 100 ng/L, so this water is under 29 % of the limit. (below the EU limit)

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

As far as this check can tell, yes. None of the four compounds was quantified, so their total is below 4 ng/L, the sum of the laboratory's detection limits, and under Sweden's legal limit of 4 ng/L in force since 2026.

Are PFAS levels rising in Berville's tap water?

Calculated PFAS-4 values are listed in the table. The chart uses laboratory-published sum-of-20 results; there are too few laboratory-published PFAS-4 sums for the existing trend calculation.

How hard is the water in Berville?

The water hardness in Berville is 36.3 °f (hard). 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 12 September 2026.

Same water network

Same distribution network as Berville, so in principle the same water.

Nearby communes

The closest to Berville 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=95059
License
Licence Ouverte / Open Licence (Etalab)
Retrieved
12 September 2026
Supply networks
SYNDICAT D'ARRONVILLE-BERVILLE

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