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Drinking water in Bachs

One supply zone, water supplier: Gemeinde Bachs.

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.

Gemeinde Bachs

Gemeinde Bachs

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

These values are more than a year old. The most recent analysis the water supplier has published for this zone dates from 31/12/2024. We have no newer values — which is why we show the latest available ones rather than none at all. They say nothing about how the water has changed since then.

Water hardness
14.5 °dH
Hardness range hard
Key values Gemeinde Bachs
Parameter Value Parametric value Share of the parametric value Reference
Nitrate 17.72 mg/l 40 mg/l
44 %
Mean · Gemeinde Bachs
Escherichia coli (E. coli) nn
not detectable
Unit not stated in the document
0/100 ml Maximum · Median nn · Gemeinde Bachs
Show all recorded parameters (9 — most recent value per parameter)

Microbiology (3)

Microbiology – Gemeinde Bachs
Parameter Value Parametric value Share of the parametric value Reference
Aerobic mesophilic bacteria 18 KBE/ml 300 1/ml Mean · Gemeinde Bachs
Escherichia coli (E. coli) nn
not detectable
Unit not stated in the document
0/100 ml Maximum · Median nn · Gemeinde Bachs
Intestinal enterococci nn
not detectable
Unit not stated in the document
0/100 ml Maximum · Median nn · Gemeinde Bachs

Chemical parameters (1)

Chemical parameters – Gemeinde Bachs
Parameter Value Parametric value Share of the parametric value Reference
Nitrate 17.72 mg/l 40 mg/l
44 %
Mean · Gemeinde Bachs

Metabolites (2)

Metabolites – Gemeinde Bachs
Parameter Value Parametric value Share of the parametric value Reference
Chlorothalonil metabolite R417888 < 0.02 µg/l
below limit of quantification
0.1 µg/l
< 20 % *
Mean · Gemeinde Bachs
Chlorothalonil metabolite R471811 0.07 µg/l 0.1 µg/l
70 %
Mean · Gemeinde Bachs

* Value below the limit of quantification: the actual share of the parametric value is not known; it lies somewhere below the stated upper bound. The marker shows where the limit of quantification of the measurement lies relative to the parametric value.

Further parameters (3)

Further parameters – Gemeinde Bachs
Parameter Value Parametric value Share of the parametric value Reference
Calcium 95.6 mg/l Mean · Gemeinde Bachs
Magnesium 9.3 mg/l Mean · Gemeinde Bachs
Total hardness 25.85 °fH Mean · Gemeinde Bachs

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.

Source: https://trinkwasser.ch/de/versorger/1200/gemeinde-bachs/2817/gemeinde-bachs · 2024 · 2024 · retrieved on 07/08/2026

Postcodes in this zone: 8164

Frequently asked questions about drinking water in Bachs

How hard is the water in Bachs?
Gemeinde Bachs publishes a total hardness of 25.85 °fH for the supply zone Gemeinde Bachs — that corresponds to 14.5 °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: 2024, retrieved on 07/08/2026.
How much nitrate is in the drinking water in Bachs?
Gemeinde Bachs publishes a nitrate value of 17.72 mg/l for the supply zone Gemeinde Bachs. The statutory parametric value is 40 mg/l; the measured value represents 44 % of the parametric value. Basis: 2024, retrieved on 07/08/2026.
Who supplies the drinking water in Bachs?
Gemeinde Bachs. The values shown here come from the supply zone Gemeinde Bachs 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.