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RESEAU DES EGATS · Saint-Pierre-de-Méaroz

MAIRIE DE SAINT-LAURENT-EN-BEAUMONT

Water safety

Water safety
ParameterUnfiltered tap waterAllowed rangeFiltered
Free Chlorinemg CL2/l0.05 (Near the limit)0.2 – 10.001
Total Chlorinemg CL2/l0.05No limit0.01

General

General
ParameterUnfiltered tap waterAllowed rangeFiltered
TemperatureC7.8No limit7.8
Hardnessmg CaCO3/l290.680 – 459290.6
Hardness fF29.1No limit29.1
pH7.56.5 – 9.57.5
TurbidityNTU0.25≤ 40.025
ColorColor Units5≤ 155
ConductivityμS / cm604≤ 2,500604
TDSmg/l386.6estimated0 – 1,199386.6
Alkalinitymg CaCO3/l270.5No limit270.5

Pathogens

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

Chemical parameters

Chemical parameters
ParameterUnfiltered tap waterAllowed rangeFiltered
Cyanide totalμg CN/l10Sampled Jun 2025≤ 500.5
Fluoridemg F/l0.05Sampled Jun 2025≤ 1.50.015
Mercuryμg Hg/l0.01Sampled Jun 2025≤ 10.001
Nitritesmg NO2/l0.01≤ 0.50.004
Nitratesmg NO3/l18.4≤ 505.52

Minerals

Minerals
ParameterUnfiltered tap waterAllowed rangeFiltered
Magnesiummg/l5.9Sampled Jun 2025No limit5.9
Calciummg/l103.5Sampled Jun 2025No limit103.5
Potassiummg/l3.4Sampled Jun 2025No limit3.4
Chloridemg/l14≤ 25014

Metals

Metals
ParameterUnfiltered tap waterAllowed rangeFiltered
Aluminiumμg/l10Sampled Jun 2025≤ 20010
Antimonyμg/l1Sampled Apr 2025≤ 51
Arsenicμg/l2Sampled Jun 2025≤ 101
Bariumμg/l33Sampled Jun 2025≤ 1,00033
Cadmiumμg/l1Sampled Apr 2025≤ 51
Chromiumμg/l5Sampled Apr 2025≤ 505
Copperμg/l66Sampled Apr 2025≤ 2,0003.3
Ironμg/l10Sampled Jun 2025≤ 20010
Manganeseμg/l10Sampled Jun 2025≤ 5010
Leadμg/l2Sampled Apr 2025≤ 100.1
Nickelμg/l5Sampled Apr 2025≤ 205
Seleniumμg/l2Sampled Jun 2025≤ 102
Sodiummg/l10.4Sampled Jun 2025≤ 20010.4

Chlorine by-products

Chlorine by-products
ParameterUnfiltered tap waterAllowed rangeFiltered
Trichloroethyleneμg/l0.1Sampled Jun 2025No limit0.005
Total Trihalomethanesμg/l0.5Sampled Jun 2025≤ 1000.025

Pesticides

Pesticides
ParameterUnfiltered tap waterAllowed rangeFiltered
Heptachlorug/L0.005Sampled Jun 2025≤ 0.40.005
Total pesticidesug/L0.5 (Near the limit)Sampled Jun 2025≤ 0.50.5

Herbicides

Herbicides
ParameterUnfiltered tap waterAllowed rangeFiltered
D 2 4ug/L0.02Sampled Jun 2025≤ 700.02
Atrazineug/L0.005Sampled Jun 2025≤ 30.005

Perfluorinated chemicals

Perfluorinated chemicals
ParameterUnfiltered tap waterAllowed rangeFiltered
PFOAug/L0.001Sampled Jun 2025No limit0.001
PFOSug/L0.001Sampled Jun 2025No limit0.001
PFNAug/L0.001Sampled Jun 2025No limit0.001
Total PFASug/L0.028Sampled Jun 2025≤ 0.10.003
PFAS 4ng/lNot reportedNo limit—
PFAS 21ng/lNot reportedNo limit—

Other

Other
ParameterUnfiltered tap waterAllowed rangeFiltered
Ammoniamg/l0.01No limit0.003
Sulfatemg/l20.7No limit20.7

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.