MIRIBEL BOURG BAS SERVICE · Saint-Pierre-de-Chartreuse
SUEZ EAU FRANCE - ARA
Water safety
Water safety
Parameter
Unfiltered tap water
Allowed range
Filtered
Free Chlorinemg CL2/l
0.05 ● (Near the limit)
0.2 – 1
0.001 ▲
Total Chlorinemg CL2/l
0.06
No limit
0.012
General
General
Parameter
Unfiltered tap water
Allowed range
Filtered
TemperatureC
22.3
No limit
22.3
Hardnessmg CaCO3/l
32.6 ● (Near the limit)
80 – 459
32.6 ●
Hardness fF
3.26
No limit
3.26
pH
8.6
6.5 – 9.5
8.6
TurbidityNTU
0.24
≤ 4
0.024
ColorColor Units
5
≤ 15
5
ConductivityμS / cm
459
≤ 2,500
459
TDSmg/l
293.8estimated
0 – 1,199
293.8
Alkalinitymg CaCO3/l
310
No limit
310
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
3.9
≤ 50
1.17
Minerals
Minerals
Parameter
Unfiltered tap water
Allowed range
Filtered
Chloridemg/l
3.6
≤ 250
3.6
Metals
Metals
Parameter
Unfiltered tap water
Allowed range
Filtered
Antimonyμg/l
1Sampled Sept 2025
≤ 5
1
Arsenicμg/l
Not reported
≤ 10
—
Cadmiumμg/l
1Sampled Sept 2025
≤ 5
1
Chromiumμg/l
5Sampled Sept 2025
≤ 50
5
Copperμg/l
69Sampled Sept 2025
≤ 2,000
3.45
Leadμg/l
2Sampled Sept 2025
≤ 10
0.1
Nickelμg/l
5Sampled Sept 2025
≤ 20
5
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
5.2
No limit
5.2
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.
