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Drinking water in 76474

One supply zone, water supplier: Gemeinde Au am Rhein.

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.

Wasserwerk Au am Rhein - Routine/Periodik (Netzprobe Rathaus Hauptstr. 5)

Gemeinde Au am Rhein

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

Key values Wasserwerk Au am Rhein - Routine/Periodik (Netzprobe Rathaus Hauptstr. 5)
Parameter Value Parametric value Share of the parametric value Reference
Escherichia coli (E. coli) 0 KBE/100 ml 0/100 ml Single value
Show all recorded parameters (24 — most recent value per parameter)

Microbiology (2)

Microbiology – Wasserwerk Au am Rhein - Routine/Periodik (Netzprobe Rathaus Hauptstr. 5)
Parameter Value Parametric value Share of the parametric value Reference
Escherichia coli (E. coli) 0 KBE/100 ml 0/100 ml Single value
Intestinal enterococci 0 KBE/100 ml 0/100 ml Single value

PFAS (11)

PFAS – Wasserwerk Au am Rhein - Routine/Periodik (Netzprobe Rathaus Hauptstr. 5)
Parameter Value Parametric value Share of the parametric value Reference
Perfluorobutane sulfonic acid (PFBS) < 0,010 µg/l
below limit of quantification
Single value
Perfluorobutanoic acid (PFBA) < 0,010 µg/l
below limit of quantification
Single value
Perfluorodecane sulfonic acid (PFDS) < 0,010 µg/l
below limit of quantification
Single value
Perfluoroheptane sulfonic acid (PFHpS) < 0,010 µg/l
below limit of quantification
Single value
Perfluoroheptanoic acid (PFHpA) < 0,010 µg/l
below limit of quantification
Single value
Perfluorohexane sulfonic acid (PFHxS) < 0,010 µg/l
below limit of quantification
Single value
Perfluorohexanoic acid (PFHxA) < 0,010 µg/l
below limit of quantification
Single value
Perfluorononanoic acid (PFNA) < 0,010 µg/l
below limit of quantification
Single value
Perfluorooctanesulfonic acid (PFOS) < 0,010 µg/l
below limit of quantification
Single value
Perfluorooctanoic acid (PFOA) < 0,010 µg/l
below limit of quantification
Single value
Perfluoropentanoic acid (PFPeA) < 0,010 µg/l
below limit of quantification
Single value

Indicator parameters (11)

Indicator parameters – Wasserwerk Au am Rhein - Routine/Periodik (Netzprobe Rathaus Hauptstr. 5)
Parameter Value Parametric value Share of the parametric value Reference
Ammonium < 0,06 mg/l
below limit of quantification
0.5 mg/l
< 12 % *
Single value
Coliform bacteria 0 KBE/100 ml 0/100 ml Single value
Colony count 22 °C 1 KBE/1 ml ohne anormale Veränderung Single value
Colony count 36 °C 0 KBE/1 ml ohne anormale Veränderung Single value
Colour ohne
Unit not stated in the document
0.5 m⁻¹ Single value
Conductivity (25 °C) 623 µS/cm 2,790 µS/cm Single value
Odour ohne für den Verbraucher annehmbar Single value
pH 7,24 6,5–9,5 Single value
Taste ohne für den Verbraucher annehmbar Single value
Temperature 12,8 °C Single value
Turbidity < 0,1 FNU
below limit of quantification
1 NTU Single value

* 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.

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://api.wasserportal.info/api/public/qualitaet/trinkwasseranalyse/05ec0dac-0f68-485d-aef0-f39cc26e4482 · 11.05.2026 · 23.04.2026 - 11.05.2026 · retrieved on 27/07/2026

Frequent questions about postcode 76474

Who supplies the drinking water in Postcode 76474?
Gemeinde Au am Rhein. The values shown here come from the supply zone Wasserwerk Au am Rhein - Routine/Periodik (Netzprobe Rathaus Hauptstr. 5) 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.