SEM MVG CHATEAUNEUF SIEMLY · Saint-Romain-en-Jarez
SAUR
Water safety
Water safety
Parameter
Unfiltered tap water
Allowed range
Filtered
Free Chlorinemg CL2/l
0.2
0.2 – 1
0.004 ▲
Total Chlorinemg CL2/l
0.26
No limit
0.052
General
General
Parameter
Unfiltered tap water
Allowed range
Filtered
TemperatureC
26.1
No limit
26.1
Hardnessmg CaCO3/l
97.7
80 – 459
97.7
Hardness fF
9.77
No limit
9.77
pH
8
6.5 – 9.5
8
TurbidityNTU
0.1
≤ 4
0.01
ColorColor Units
5
≤ 15
5
ConductivityμS / cm
237
≤ 2,500
237
TDSmg/l
151.7estimated
0 – 1,199
151.7
Alkalinitymg CaCO3/l
95.1
No limit
95.1
Pathogens
Pathogens
Parameter
Unfiltered tap water
Allowed range
Filtered
ClostridiumUFC/100ml
0
≤ 0
0
eColiUFC/100ml
0
≤ 0
0
BacteriasNMP/100ml
0
≤ 0
0
EnterococcusUFC/100ml
0
≤ 0
0
Chemical parameters
Chemical parameters
Parameter
Unfiltered tap water
Allowed range
Filtered
Mercuryμg Hg/l
Not reported
≤ 1
—
Nitritesmg NO2/l
0.01
≤ 0.5
0.004
Nitratesmg NO3/l
5.2
≤ 50
1.56
Minerals
Minerals
Parameter
Unfiltered tap water
Allowed range
Filtered
Magnesiummg/l
1.2
No limit
1.2
Calciummg/l
37.1
No limit
37.1
Chloridemg/l
13.6
≤ 250
13.6
Metals
Metals
Parameter
Unfiltered tap water
Allowed range
Filtered
Arsenicμg/l
Not reported
≤ 10
—
Leadμg/l
Not reported
≤ 10
—
Chlorine by-products
Chlorine by-products
Parameter
Unfiltered tap water
Allowed range
Filtered
Total Trihalomethanesμg/l
54.4
≤ 100
2.72
Perfluorinated chemicals
Perfluorinated chemicals
Parameter
Unfiltered tap water
Allowed range
Filtered
Total PFASug/L
Not reported
≤ 0.1
—
PFAS 4ng/l
Not reported
No limit
—
PFAS 21ng/l
Not reported
No limit
—
Other
Other
Parameter
Unfiltered tap water
Allowed range
Filtered
Ammoniamg/l
0.01
No limit
0.003
Sulfatemg/l
8.3
No limit
8.3
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.
