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Drinking water in 90530

One supply zone, water supplier: Gemeindewerke Wendelstein.

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.

Wendelstein, Röthenbach St.W., Raubersried, Sperberslohe

Gemeindewerke Wendelstein

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 30/07/2025. 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
5.5 °dH
Hardness range Weich
Key values Wendelstein, Röthenbach St.W., Raubersried, Sperberslohe
Parameter Value Parametric value Share of the parametric value Reference
Nitrate 3 mg/l 50 mg/l
6 %
Single value
Lead <0,003 mg/l
below limit of quantification
10 µg/l
< 30 % *
Single value
Sulphate 11 mg/l 250 mg/l
4 %
Single value
Sodium 2,2 mg/l 200 mg/l
1 %
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.

Show all recorded parameters (52 — most recent value per parameter)

Microbiology (1)

Microbiology – Wendelstein, Röthenbach St.W., Raubersried, Sperberslohe
Parameter Value Parametric value Share of the parametric value Reference
Intestinal enterococci 0 1/100ml 0/100 ml Single value

Chemical parameters (22)

Chemical parameters – Wendelstein, Röthenbach St.W., Raubersried, Sperberslohe
Parameter Value Parametric value Share of the parametric value Reference
Antimony <0,001 mg/l
below limit of quantification
5 µg/l
< 20 % *
Single value
Arsenic <0,002 mg/l
below limit of quantification
10 µg/l
< 20 % *
Single value
Benzene <0,0003 mg/l
below limit of quantification
1 µg/l
< 30 % *
Single value
Benzo(a)pyrene <0,002 µg/l
below limit of quantification
10 ng/l
< 20 % *
Single value
Boron <0,10 mg/l
below limit of quantification
1 mg/l
< 10 % *
Single value
Bromate <0,003 mg/l
below limit of quantification
10 µg/l
< 30 % *
Single value
Cadmium <0,0009 mg/l
below limit of quantification
3 µg/l
< 30 % *
Single value
Chromium <0,005 mg/l
below limit of quantification
25 µg/l
< 20 % *
Single value
Copper <0,02 mg/l
below limit of quantification
2 mg/l
< 1 % *
Single value
Cyanide <0,01 mg/l
below limit of quantification
50 µg/l
< 20 % *
Single value
Fluoride <0,2 mg/l
below limit of quantification
1.5 mg/l
< 13 % *
Single value
Lead <0,003 mg/l
below limit of quantification
10 µg/l
< 30 % *
Single value
Mercury <0,0003 mg/l
below limit of quantification
1 µg/l
< 30 % *
Single value
Nickel <0,005 mg/l
below limit of quantification
20 µg/l
< 25 % *
Single value
Nitrate 3 mg/l 50 mg/l
6 %
Single value
Nitrite <0,02 mg/l
below limit of quantification
0.5 mg/l
< 4 % *
Single value
Pesticides — Total n.n. mg/l
not detectable
0.5 µg/l Single value
Selenium <0,003 mg/l
below limit of quantification
10 µg/l
< 30 % *
Single value
Tetrachloroethene and Trichloroethene (sum) <0,2 µg/l
below limit of quantification
10 µg/l
< 2 % *
Single value
Trihalomethanes — Total <0,0 µg/l
below limit of quantification
50 µg/l
< 0 % *
Single value
Uranium <2,0 µg/l
below limit of quantification
10 µg/l
< 20 % *
Single value
Vinyl chloride <0,00015 mg/l
below limit of quantification
0.5 µg/l
< 30 % *
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.

Indicator parameters (16)

Indicator parameters – Wendelstein, Röthenbach St.W., Raubersried, Sperberslohe
Parameter Value Parametric value Share of the parametric value Reference
Aluminium <0,030 mg/l
below limit of quantification
0.2 mg/l
< 15 % *
Single value
Ammonium <0,10 mg/l
below limit of quantification
0.5 mg/l
< 20 % *
Single value
Chloride 8 mg/l 250 mg/l
3 %
Single value
Coliform bacteria 0 1/100ml 0/100 ml Single value
Colony count 22 °C 0 KBE/ml ohne anormale Veränderung Single value
Colony count 36 °C 1 KBE/ml ohne anormale Veränderung Single value
Conductivity (25 °C) 211 µS/cm bei 25° 2,790 µS/cm Single value
Iron <0,01 mg/l
below limit of quantification
0.2 mg/l
< 5 % *
Single value
Manganese <0,01 mg/l
below limit of quantification
50 µg/l
< 20 % *
Single value
Odour Ohne für den Verbraucher annehmbar Single value
Sodium 2,2 mg/l 200 mg/l
1 %
Single value
Sulphate 11 mg/l 250 mg/l
4 %
Single value
Taste Ohne für den Verbraucher annehmbar Single value
Temperature 14,7 ° C Single value
Total organic carbon (TOC) <0,40 mg/l
below limit of quantification
ohne anormale Veränderung 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.

Further parameters (13)

Further parameters – Wendelstein, Röthenbach St.W., Raubersried, Sperberslohe
Parameter Value Parametric value Share of the parametric value Reference
Acid capacity to pH 4.3 1,71 mmol/l Single value
Anion quotient 0,3 Single value
Base capacity to pH 8.2 <0,1 mmol/l
below limit of quantification
Single value
Calcite precipitation capacity 0 mg/l Single value
Calcium 21 mg/l Single value
Copper quotient 14,6 Single value
Hardness range (WRMG) Weich Single value
Magnesium 11 mg/l Single value
Oxygen 10,5 mg/l Single value
Potassium 2,7 mg/l Single value
Saturation index 8,15 Single value
Total hardness 5,5 °dH Single value
Trickling quotient 9,4 Single 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.

Frequent questions about postcode 90530

How hard is the water in Postcode 90530?
Gemeindewerke Wendelstein publishes a total hardness of 5.5 °dH for the supply zone Wendelstein, Röthenbach St.W., Raubersried, Sperberslohe (hardness range Weich). 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: 30.07.2025, retrieved on 11/07/2026.
How much nitrate is in the drinking water in Postcode 90530?
Gemeindewerke Wendelstein publishes a nitrate value of 3 mg/l for the supply zone Wendelstein, Röthenbach St.W., Raubersried, Sperberslohe. The statutory parametric value is 50 mg/l; the measured value represents 6 % of the parametric value. Basis: 30.07.2025, retrieved on 11/07/2026.
Who supplies the drinking water in Postcode 90530?
Gemeindewerke Wendelstein. The values shown here come from the supply zone Wendelstein, Röthenbach St.W., Raubersried, Sperberslohe 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.