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Drinking water in 91227

For this postcode Zweckverband zur Wasserversorgung der Moritzberggruppe/Gemeinde Leinburg publishes several supply zones. Which of them serves an individual address is not published — below are the values of the zone with the most documented parameters, the remaining 1 underneath.

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.

These values are more than a year old. The most recent analysis the water supplier has published for this zone dates from 26/08/2024. 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
6.6 °dH
Hardness range weich
Key values Moritzberggruppe
Parameter Value Parametric value Share of the parametric value Reference
Nitrate 1 mg/l 50 mg/l
2 %
Single value · Moritzberggruppe
Lead <0,001 mg/l
below limit of quantification
10 µg/l
< 10 % *
Single value · Moritzberggruppe
Escherichia coli (E. coli) 0 1/100ml 0/100 ml Single value · Moritzberggruppe
Sulphate 6 mg/l 250 mg/l
2 %
Single value · Moritzberggruppe
Sodium 2,2 mg/l 200 mg/l
1 %
Single value · Moritzberggruppe

* 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 (35 — most recent value per parameter)

Microbiology (2)

Microbiology – Moritzberggruppe
Parameter Value Parametric value Share of the parametric value Reference
Escherichia coli (E. coli) 0 1/100ml 0/100 ml Single value · Moritzberggruppe
Intestinal enterococci 0 KBE/100ml 0/100 ml Single value · Moritzberggruppe

Chemical parameters (15)

Chemical parameters – Moritzberggruppe
Parameter Value Parametric value Share of the parametric value Reference
Arsenic 0,004 mg/l 10 µg/l
40 %
Single value · Moritzberggruppe
Cadmium <0,0001 mg/l
below limit of quantification
3 µg/l
< 3 % *
Single value · Moritzberggruppe
Chromium <0,0005 mg/l
below limit of quantification
25 µg/l
< 2 % *
Single value · Moritzberggruppe
Copper <0,005 mg/l
below limit of quantification
2 mg/l
< 0.3 % *
Single value · Moritzberggruppe
Cyanide <0,002 mg/l
below limit of quantification
50 µg/l
< 4 % *
Single value · Moritzberggruppe
Fluoride 0,14 mg/l 1.5 mg/l
9 %
Single value · Moritzberggruppe
Lead <0,001 mg/l
below limit of quantification
10 µg/l
< 10 % *
Single value · Moritzberggruppe
Mercury <0,0001 mg/l
below limit of quantification
1 µg/l
< 10 % *
Single value · Moritzberggruppe
Nickel <0,002 mg/l
below limit of quantification
20 µg/l
< 10 % *
Single value · Moritzberggruppe
Nitrate 1 mg/l 50 mg/l
2 %
Single value · Moritzberggruppe
Nitrite <0,05 mg/l
below limit of quantification
0.5 mg/l
< 10 % *
Single value · Moritzberggruppe
Polycyclic aromatic hydrocarbons n.n. μg/l
not detectable
0.1 µg/l Single value · Moritzberggruppe
Selenium <0,002 mg/l
below limit of quantification
10 µg/l
< 20 % *
Single value · Moritzberggruppe
Trihalomethanes — Total n.n. μg/l
not detectable
50 µg/l Single value · Moritzberggruppe
Uranium <0,001 mg/l
below limit of quantification
10 µg/l
< 10 % *
Single value · Moritzberggruppe

* 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 (13)

Indicator parameters – Moritzberggruppe
Parameter Value Parametric value Share of the parametric value Reference
Aluminium <0,02 mg/l
below limit of quantification
0.2 mg/l
< 10 % *
Single value · Moritzberggruppe
Ammonium <0,05 mg/l
below limit of quantification
0.5 mg/l
< 10 % *
Single value · Moritzberggruppe
Chloride 3,6 mg/l 250 mg/l
1 %
Single value · Moritzberggruppe
Coliform bacteria 0 1/100ml 0/100 ml Single value · Moritzberggruppe
Colony count 22 °C 0 1/ml ohne anormale Veränderung Single value · Moritzberggruppe
Colony count 36 °C 0 1/ml ohne anormale Veränderung Single value · Moritzberggruppe
Conductivity (25 °C) 306 μS/cm 2,790 µS/cm Single value · Moritzberggruppe
Iron <0,005 mg/l
below limit of quantification
0.2 mg/l
< 3 % *
Single value · Moritzberggruppe
Manganese <0,001 mg/l
below limit of quantification
50 µg/l
< 2 % *
Single value · Moritzberggruppe
pH 7,9 6,5–9,5 Single value · Moritzberggruppe
Sodium 2,2 mg/l 200 mg/l
1 %
Single value · Moritzberggruppe
Sulphate 6 mg/l 250 mg/l
2 %
Single value · Moritzberggruppe
Total organic carbon (TOC) <0,5 mg/l
below limit of quantification
ohne anormale Veränderung Single value · Moritzberggruppe

* 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 (5)

Further parameters – Moritzberggruppe
Parameter Value Parametric value Share of the parametric value Reference
Calcium 31 mg/l Single value · Moritzberggruppe
Hardness range (WRMG) weich Single value · Moritzberggruppe
Magnesium 10 mg/l Single value · Moritzberggruppe
Potassium 5 mg/l Single value · Moritzberggruppe
Total hardness 6,6 dH° Single value · Moritzberggruppe

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://www.leinburg.de/eigene_dateien/aktuell/aktuell-2019/april/240906_analysewerte_2024_trinkwasser_website.pdf · Moritzberggruppe: Stand 26.08.2024; ON Weißenbrunn: Stand 14.09.2022 · retrieved on 13/07/2026
Show 1 more supply zone in this postcode

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 26/08/2024. 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
15.8 °dH
Hardness range hart
Key values ON Weißenbrunn
Parameter Value Parametric value Share of the parametric value Reference
Nitrate 22 mg/l 50 mg/l
44 %
Single value · ON Weißenbrunn
Lead <0,003 mg/l
below limit of quantification
10 µg/l
< 30 % *
Single value · ON Weißenbrunn
Escherichia coli (E. coli) 0 1/100ml 0/100 ml Single value · ON Weißenbrunn
Sulphate 22 mg/l 250 mg/l
9 %
Single value · ON Weißenbrunn
Sodium 2,2 mg/l 200 mg/l
1 %
Single value · ON Weißenbrunn

* 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 (35 — most recent value per parameter)

Microbiology (2)

Microbiology – ON Weißenbrunn
Parameter Value Parametric value Share of the parametric value Reference
Escherichia coli (E. coli) 0 1/100ml 0/100 ml Single value · ON Weißenbrunn
Intestinal enterococci 0 KBE/100ml 0/100 ml Single value · ON Weißenbrunn

Chemical parameters (15)

Chemical parameters – ON Weißenbrunn
Parameter Value Parametric value Share of the parametric value Reference
Arsenic <0,002 mg/l
below limit of quantification
10 µg/l
< 20 % *
Single value · ON Weißenbrunn
Cadmium <0,001 mg/l
below limit of quantification
3 µg/l
< 33 % *
Single value · ON Weißenbrunn
Chromium <0,005 mg/l
below limit of quantification
25 µg/l
< 20 % *
Single value · ON Weißenbrunn
Copper <0,02 mg/l
below limit of quantification
2 mg/l
< 1 % *
Single value · ON Weißenbrunn
Cyanide <0,01 mg/l
below limit of quantification
50 µg/l
< 20 % *
Single value · ON Weißenbrunn
Fluoride <0,2 mg/l
below limit of quantification
1.5 mg/l
< 13 % *
Single value · ON Weißenbrunn
Lead <0,003 mg/l
below limit of quantification
10 µg/l
< 30 % *
Single value · ON Weißenbrunn
Mercury <0,0003 mg/l
below limit of quantification
1 µg/l
< 30 % *
Single value · ON Weißenbrunn
Nickel <0,005 mg/l
below limit of quantification
20 µg/l
< 25 % *
Single value · ON Weißenbrunn
Nitrate 22 mg/l 50 mg/l
44 %
Single value · ON Weißenbrunn
Nitrite <0,02 mg/l
below limit of quantification
0.5 mg/l
< 4 % *
Single value · ON Weißenbrunn
Polycyclic aromatic hydrocarbons n.n. μg/l
not detectable
0.1 µg/l Single value · ON Weißenbrunn
Selenium <0,004 mg/l
below limit of quantification
10 µg/l
< 40 % *
Single value · ON Weißenbrunn
Trihalomethanes — Total n.n. μg/l
not detectable
50 µg/l Single value · ON Weißenbrunn
Uranium <2,0 mg/l
below limit of quantification
10 µg/l cannot be assessed — the limit of quantification of the measurement is above the parametric value Single value · ON Weißenbrunn

* 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 (13)

Indicator parameters – ON Weißenbrunn
Parameter Value Parametric value Share of the parametric value Reference
Aluminium <0,03 mg/l
below limit of quantification
0.2 mg/l
< 15 % *
Single value · ON Weißenbrunn
Ammonium <0,10 mg/l
below limit of quantification
0.5 mg/l
< 20 % *
Single value · ON Weißenbrunn
Chloride 6 mg/l 250 mg/l
2 %
Single value · ON Weißenbrunn
Coliform bacteria 0 1/100ml 0/100 ml Single value · ON Weißenbrunn
Colony count 22 °C 0 1/ml ohne anormale Veränderung Single value · ON Weißenbrunn
Colony count 36 °C 0 1/ml ohne anormale Veränderung Single value · ON Weißenbrunn
Conductivity (25 °C) 562 μS/cm 2,790 µS/cm Single value · ON Weißenbrunn
Iron <0,01 mg/l
below limit of quantification
0.2 mg/l
< 5 % *
Single value · ON Weißenbrunn
Manganese <0,01 mg/l
below limit of quantification
50 µg/l
< 20 % *
Single value · ON Weißenbrunn
pH 7,37 6,5–9,5 Single value · ON Weißenbrunn
Sodium 2,2 mg/l 200 mg/l
1 %
Single value · ON Weißenbrunn
Sulphate 22 mg/l 250 mg/l
9 %
Single value · ON Weißenbrunn
Total organic carbon (TOC) <0,40 mg/l
below limit of quantification
ohne anormale Veränderung Single value · ON Weißenbrunn

* 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 (5)

Further parameters – ON Weißenbrunn
Parameter Value Parametric value Share of the parametric value Reference
Calcium 103 mg/l Single value · ON Weißenbrunn
Hardness range (WRMG) hart Single value · ON Weißenbrunn
Magnesium 6 mg/l Single value · ON Weißenbrunn
Potassium 0,7 mg/l Single value · ON Weißenbrunn
Total hardness 15,8 dH° Single value · ON Weißenbrunn

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://www.leinburg.de/eigene_dateien/aktuell/aktuell-2019/april/240906_analysewerte_2024_trinkwasser_website.pdf · Moritzberggruppe: Stand 26.08.2024; ON Weißenbrunn: Stand 14.09.2022 · retrieved on 13/07/2026

Frequent questions about postcode 91227

How hard is the water in Postcode 91227?
Zweckverband zur Wasserversorgung der Moritzberggruppe/Gemeinde Leinburg publishes a total hardness of 6.6 °dH for the supply zone Moritzberggruppe (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: Moritzberggruppe: Stand 26.08.2024; ON Weißenbrunn: Stand 14.09.2022, retrieved on 13/07/2026.
How much nitrate is in the drinking water in Postcode 91227?
Zweckverband zur Wasserversorgung der Moritzberggruppe/Gemeinde Leinburg publishes a nitrate value of 1 mg/l for the supply zone Moritzberggruppe. The statutory parametric value is 50 mg/l; the measured value represents 2 % of the parametric value. Basis: Moritzberggruppe: Stand 26.08.2024; ON Weißenbrunn: Stand 14.09.2022, retrieved on 13/07/2026.
Who supplies the drinking water in Postcode 91227?
Zweckverband zur Wasserversorgung der Moritzberggruppe/Gemeinde Leinburg. The values shown here come from the supply zone Moritzberggruppe 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.