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Drinking water in Oeschgen

One supply zone, water supplier: Wasserversorgung Oeschgen.

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
29.2 °dH
Hardness range hard
Key values Oeschgen
Parameter Value Parametric value Share of the parametric value Reference
Nitrate 14.6 mg/l 40 mg/l
37 %
Mean · Oeschgen
Escherichia coli (E. coli) nn
not detectable
Unit not stated in the document
0/100 ml Maximum · Median nn · Oeschgen
Show all recorded parameters (7 — most recent value per parameter)

Microbiology (3)

Microbiology – Oeschgen
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 · Oeschgen
Escherichia coli (E. coli) nn
not detectable
Unit not stated in the document
0/100 ml Maximum · Median nn · Oeschgen
Intestinal enterococci nn
not detectable
Unit not stated in the document
0/100 ml Maximum · Median nn · Oeschgen

Chemical parameters (1)

Chemical parameters – Oeschgen
Parameter Value Parametric value Share of the parametric value Reference
Nitrate 14.6 mg/l 40 mg/l
37 %
Mean · Oeschgen

Further parameters (3)

Further parameters – Oeschgen
Parameter Value Parametric value Share of the parametric value Reference
Calcium 169 mg/l Mean · Oeschgen
Magnesium 24.5 mg/l Mean · Oeschgen
Total hardness 52.2 °fH Mean · Oeschgen

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: 5072

Frequently asked questions about drinking water in Oeschgen

How hard is the water in Oeschgen?
Wasserversorgung Oeschgen publishes a total hardness of 52.2 °fH for the supply zone Oeschgen — that corresponds to 29.2 °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: 2025, retrieved on 07/08/2026.
How much nitrate is in the drinking water in Oeschgen?
Wasserversorgung Oeschgen publishes a nitrate value of 14.6 mg/l for the supply zone Oeschgen. The statutory parametric value is 40 mg/l; the measured value represents 37 % of the parametric value. Basis: 2025, retrieved on 07/08/2026.
Who supplies the drinking water in Oeschgen?
Wasserversorgung Oeschgen. The values shown here come from the supply zone Oeschgen 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.