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Drinking water in Hörbich, Lembach im Mühlkreis, Niederkappel u.a.

One supply zone, water supplier: Wasserversorgung Muttenz.

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
12.6 °dH
Hardness range medium
Key values WV Muttenz
Parameter Value Parametric value Share of the parametric value Reference
Nitrate 11.2 mg/l 40 mg/l
28 %
Mean · WV Muttenz
Escherichia coli (E. coli) nn
not detectable
Unit not stated in the document
0/100 ml Maximum · Median nn · WV Muttenz
Sulphate 25.5 mg/l Mean · WV Muttenz
Sodium 9.1 mg/l 200 mg/l
5 %
Mean · WV Muttenz
Show all recorded parameters (18 — most recent value per parameter)

Microbiology (3)

Microbiology – WV Muttenz
Parameter Value Parametric value Share of the parametric value Reference
Aerobic mesophilic bacteria 9 KBE/ml 300 1/ml Mean · WV Muttenz
Escherichia coli (E. coli) nn
not detectable
Unit not stated in the document
0/100 ml Maximum · Median nn · WV Muttenz
Intestinal enterococci nn
not detectable
Unit not stated in the document
0/100 ml Maximum · Median nn · WV Muttenz

Chemical parameters (2)

Chemical parameters – WV Muttenz
Parameter Value Parametric value Share of the parametric value Reference
Fluoride 0.1 mg/l 1.5 mg/l
7 %
Mean · WV Muttenz
Nitrate 11.2 mg/l 40 mg/l
28 %
Mean · WV Muttenz

PFAS (3)

PFAS – WV Muttenz
Parameter Value Parametric value Share of the parametric value Reference
Perfluorohexane sulfonic acid (PFHxS) 0.0016 µg/l 0.3 µg/l
0.5 %
Mean · WV Muttenz
Perfluorooctanesulfonic acid (PFOS) 0.0038 µg/l 0.3 µg/l
1 %
Mean · WV Muttenz
Perfluorooctanoic acid (PFOA) 0.0012 µg/l 0.5 µg/l
0.2 %
Mean · WV Muttenz

Indicator parameters (5)

Indicator parameters – WV Muttenz
Parameter Value Parametric value Share of the parametric value Reference
Chloride 12.1 mg/l Mean · WV Muttenz
Iron 0.03 mg/l 0.2 mg/l
15 %
Mean · WV Muttenz
pH 7.2 Mean · WV Muttenz
Sodium 9.1 mg/l 200 mg/l
5 %
Mean · WV Muttenz
Sulphate 25.5 mg/l Mean · WV Muttenz

Further parameters (5)

Further parameters – WV Muttenz
Parameter Value Parametric value Share of the parametric value Reference
Calcium 79.1 mg/l Mean · WV Muttenz
Hydrogen carbonate 235 mg/l Mean · WV Muttenz
Magnesium 7.25 mg/l Mean · WV Muttenz
Potassium 2.3 mg/l Mean · WV Muttenz
Total hardness 22.5 °fH Mean · WV Muttenz

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: 4132

Frequently asked questions about drinking water in Hörbich, Lembach im Mühlkreis, Niederkappel u.a.

How hard is the water in Hörbich, Lembach im Mühlkreis, Niederkappel u.a.?
Wasserversorgung Muttenz publishes a total hardness of 22.5 °fH for the supply zone WV Muttenz — that corresponds to 12.6 °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 Hörbich, Lembach im Mühlkreis, Niederkappel u.a.?
Wasserversorgung Muttenz publishes a nitrate value of 11.2 mg/l for the supply zone WV Muttenz. The statutory parametric value is 40 mg/l; the measured value represents 28 % of the parametric value. Basis: 2025, retrieved on 07/08/2026.
Who supplies the drinking water in Hörbich, Lembach im Mühlkreis, Niederkappel u.a.?
Wasserversorgung Muttenz. The values shown here come from the supply zone WV Muttenz 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.