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TREMONT · Bures

SAUR FRANCE

Water safety

Water safety
ParameterUnfiltered tap waterAllowed rangeFiltered
Free Chlorinemg CL2/l0.20.2 – 10.004
Total Chlorinemg CL2/l0.25No limit0.05

General

General
ParameterUnfiltered tap waterAllowed rangeFiltered
TemperatureC24No limit24
Hardnessmg CaCO3/l32880 – 459328
Hardness fF32.8No limit32.8
pH7.36.5 – 9.57.3
TurbidityNTU0.2≤ 40.02
ConductivityμS / cm685≤ 2,500685
TDSmg/l438.4estimated0 – 1,199438.4
Alkalinitymg CaCO3/l278No limit278
Bicarbonatemg HCO3/l342Sampled Apr 2026No limit342

Pathogens

Pathogens
ParameterUnfiltered tap waterAllowed rangeFiltered
eColiUFC/100ml0≤ 00
BacteriasNMP/100ml0≤ 00
EnterococcusUFC/100ml0≤ 00

Chemical parameters

Chemical parameters
ParameterUnfiltered tap waterAllowed rangeFiltered
Cyanide totalμg CN/l10Sampled Apr 2026≤ 500.5
Fluoridemg F/l0.084Sampled Apr 2026≤ 1.50.025
Mercuryμg Hg/l0.05Sampled Apr 2026≤ 10.005
Nitritesmg NO2/l0.01≤ 0.50.004
Nitratesmg NO3/l21≤ 506.3

Minerals

Minerals
ParameterUnfiltered tap waterAllowed rangeFiltered
Magnesiummg/l3Sampled Apr 2026No limit3
Calciummg/l130Sampled Apr 2026No limit130
Potassiummg/l2.1Sampled Apr 2026No limit2.1
Chloridemg/l15≤ 25015

Metals

Metals
ParameterUnfiltered tap waterAllowed rangeFiltered
Aluminiumμg/l2Sampled Apr 2026≤ 2002
Antimonyμg/l0.5Sampled Apr 2026≤ 50.5
Arsenicμg/l0.25Sampled Apr 2026≤ 100.13
Bariumμg/l110Sampled Apr 2026≤ 1,000110
Cadmiumμg/l0.025Sampled Apr 2026≤ 50.025
Chromiumμg/l1Sampled Apr 2026≤ 501
Ironμg/l1Sampled Jul 2026≤ 2001
Manganeseμg/l1Sampled Jul 2026≤ 501
Leadμg/lNot reported≤ 10—
Seleniumμg/l0.5Sampled Apr 2026≤ 100.5
Sodiummg/l6.4Sampled Apr 2026≤ 2006.4

Chlorine by-products

Chlorine by-products
ParameterUnfiltered tap waterAllowed rangeFiltered
Trichloroethyleneμg/l0.05Sampled Apr 2026No limit0.003
Total Trihalomethanesμg/l8.4Sampled Apr 2026≤ 1000.42

Haloacetic acids

Haloacetic acids
ParameterUnfiltered tap waterAllowed rangeFiltered
Total haloacetic acidsμg/l0.97Sampled Apr 2026≤ 600.049

Pesticides

Pesticides
ParameterUnfiltered tap waterAllowed rangeFiltered
Heptachlorug/L0.005Sampled Apr 2026≤ 0.40.005
Total pesticidesug/L1.14 (Outside the range)Sampled Apr 2026≤ 0.51.14

Herbicides

Herbicides
ParameterUnfiltered tap waterAllowed rangeFiltered
D 2 4ug/L0.02Sampled Apr 2026≤ 700.02
Atrazineug/L0.01Sampled Apr 2026≤ 30.01

Perfluorinated chemicals

Perfluorinated chemicals
ParameterUnfiltered tap waterAllowed rangeFiltered
PFOAug/L0.001Sampled Apr 2026No limit0.001
PFOSug/L0.001Sampled Apr 2026No limit0.001
PFNAug/L0.001Sampled Apr 2026No limit0.001
Total PFASug/L0Sampled Apr 2026≤ 0.10
PFAS 4ng/lNot reportedNo limit—
PFAS 21ng/lNot reportedNo limit—

Other

Other
ParameterUnfiltered tap waterAllowed rangeFiltered
Ammoniamg/l0.05No limit0.015
Sulfatemg/l40No limit40
Uraniumug/L1.2Sampled Apr 2026No limit1.2

Data from the French health inspection of drinking water (Ministry of Health, regional health agencies), per distribution unit. Quality ranges are based on WHO guidelines, EU Directive 2020/2184 and the French public health code.