Skip to content
Filter your tap water with TAPP Water
TappwaterYour Water Quality
← Back to summary

See all parameters

SEM STE CROIX/JAREZ LE COGNET · Civens

SUEZ RAA SIEGE

Water safety

Water safety
ParameterUnfiltered tap waterAllowed rangeFiltered
Free Chlorinemg CL2/l0.05 (Near the limit)0.2 – 10.001
Total Chlorinemg CL2/l0.08No limit0.016

General

General
ParameterUnfiltered tap waterAllowed rangeFiltered
TemperatureC24.2No limit24.2
Hardnessmg CaCO3/l228.580 – 459228.5
Hardness fF22.9No limit22.9
pH86.5 – 9.58
TurbidityNTU0.1≤ 40.01
ColorColor Units5≤ 155
ConductivityμS / cm525≤ 2,500525
TDSmg/l336estimated0 – 1,199336
Alkalinitymg CaCO3/l213No limit213

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
Mercuryμg Hg/lNot reported≤ 1—
Nitritesmg NO2/l0.01≤ 0.50.004
Nitratesmg NO3/l12.3≤ 503.69

Minerals

Minerals
ParameterUnfiltered tap waterAllowed rangeFiltered
Magnesiummg/l5.4No limit5.4
Calciummg/l82.5No limit82.5
Chloridemg/l26≤ 25026

Metals

Metals
ParameterUnfiltered tap waterAllowed rangeFiltered
Antimonyμg/l1Sampled Sept 2025≤ 51
Arsenicμg/lNot reported≤ 10—
Cadmiumμg/l1Sampled Sept 2025≤ 51
Chromiumμg/l5Sampled Sept 2025≤ 505
Ironμg/l10Sampled Sept 2025≤ 20010
Leadμg/lNot reported≤ 10—

Chlorine by-products

Chlorine by-products
ParameterUnfiltered tap waterAllowed rangeFiltered
Total Trihalomethanesμg/l39.4Sampled Sept 2025≤ 1001.97

Perfluorinated chemicals

Perfluorinated chemicals
ParameterUnfiltered tap waterAllowed rangeFiltered
Total PFASug/LNot reported≤ 0.1—
PFAS 4ng/lNot reportedNo limit—
PFAS 21ng/lNot reportedNo limit—

Other

Other
ParameterUnfiltered tap waterAllowed rangeFiltered
Ammoniamg/l0.01No limit0.003
Sulfatemg/l37.2No limit37.2

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.