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Drinking water in Bad Ragaz

One supply zone, water supplier: Wasserversorgung Bad Ragaz.

How to read the share of the parametric value

12 % Share of the parametric value. The proportion of the permitted maximum that the measured value uses — here 12 %, so just over an eighth.
< 10 % * Below the limit of quantification. The substance was not detectable. The mark shows where the detection limit lies relative to the parametric value — the actual share of the parametric value is below that.

Several samples per year: for chemical parameters the mean value is given, for microbiological ones the highest measured value. There the parametric value is zero — a single finding would disappear in the average, and it is precisely that finding which is the information. Which reference applies is stated in the last column of the table.

Assigned via the water supplier — the exact supply zone boundary within the postcode is not yet linked.

Water hardness
8.1 °dH
Hardness range soft
Key values Bad Ragaz
Parameter Value Parametric value Share of the parametric value Reference
Nitrate 1.5 mg/l 40 mg/l
4 %
Mean · Bad Ragaz
Escherichia coli (E. coli) nn
not detectable
Unit not stated in the document
0/100 ml Maximum · Median nn · Bad Ragaz
Sulphate 13.5 mg/l Mean · Bad Ragaz
Sodium 1.5 mg/l 200 mg/l
0.8 %
Mean · Bad Ragaz
Show all recorded parameters (13 — most recent value per parameter)

Microbiology (3)

Microbiology – Bad Ragaz
Parameter Value Parametric value Share of the parametric value Reference
Aerobic mesophilic bacteria nn
not detectable
Unit not stated in the document
300 1/ml Mean · Bad Ragaz
Escherichia coli (E. coli) nn
not detectable
Unit not stated in the document
0/100 ml Maximum · Median nn · Bad Ragaz
Intestinal enterococci nn
not detectable
Unit not stated in the document
0/100 ml Maximum · Median nn · Bad Ragaz

Chemical parameters (1)

Chemical parameters – Bad Ragaz
Parameter Value Parametric value Share of the parametric value Reference
Nitrate 1.5 mg/l 40 mg/l
4 %
Mean · Bad Ragaz

Indicator parameters (6)

Indicator parameters – Bad Ragaz
Parameter Value Parametric value Share of the parametric value Reference
Chloride 2 mg/l
above
Mean · Bad Ragaz
pH 7.85 Mean · Bad Ragaz
Sodium 1.5 mg/l 200 mg/l
0.8 %
Mean · Bad Ragaz
Sulphate 13.5 mg/l Mean · Bad Ragaz
Temperature 9.05 °C Mean · Bad Ragaz
Turbidity 0.1 TE/F Mean · Bad Ragaz

Further parameters (3)

Further parameters – Bad Ragaz
Parameter Value Parametric value Share of the parametric value Reference
Calcium 46 mg/l Mean · Bad Ragaz
Magnesium 8.5 mg/l Mean · Bad Ragaz
Total hardness 14.5 °fH Mean · Bad Ragaz

Values taken unchanged from the publications linked below — for each parameter the most recent recorded value. „—" in the parametric value column: no currently valid legal parametric value is stored in our database for this parameter; the parameter register with all parametric values is being expanded continuously.

Postcodes in this zone: 7310

Frequently asked questions about drinking water in Bad Ragaz

How hard is the water in Bad Ragaz?
Wasserversorgung Bad Ragaz publishes a total hardness of 14.5 °fH for the supply zone Bad Ragaz — that corresponds to 8.1 °dH. The hardness range is a classification under the German Detergents and Cleaning Products Act (soft below 8,4 °dH, medium 8,4 to 14 °dH, hard above that) and not a quality verdict — it indicates how much calcium and magnesium is dissolved in the water. Basis: 2026, retrieved on 07/08/2026.
How much nitrate is in the drinking water in Bad Ragaz?
Wasserversorgung Bad Ragaz publishes a nitrate value of 1.5 mg/l for the supply zone Bad Ragaz. The statutory parametric value is 40 mg/l; the measured value represents 4 % of the parametric value. Basis: 2026, retrieved on 07/08/2026.
Who supplies the drinking water in Bad Ragaz?
Wasserversorgung Bad Ragaz. The values shown here come from the supply zone Bad Ragaz and apply to the water the supplier delivers. What happens between the building connection and the tap — in old lead pipes, for example — is not covered by these analyses; information on that is provided by owners, the health authority or an examination by an accredited laboratory.

General questions — how current the data is, limit of quantification, parametric values, who is behind this site — are answered under Questions & answers.