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Drinking water in 52511

For this postcode the responsible water supplier 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.

Wasserwerk Niederbusch

Verbandswasserwerk Gangelt GmbH

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

Water hardness
Hardness range mittel
Key values Wasserwerk Niederbusch
Parameter Value Parametric value Share of the parametric value Reference
Nitrate 20 mg/l 50 mg/l
40 %
Single value · Wasserwerk Niederbusch
Lead < 0,003 mg/l
below limit of quantification
10 µg/l
< 30 % *
Single value · Wasserwerk Niederbusch
Sulphate 81,0 mg/l 250 mg/l
32 %
Single value · Wasserwerk Niederbusch
Sodium 15,0 mg/l 200 mg/l
8 %
Single value · Wasserwerk Niederbusch

* 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 (22 — most recent value per parameter)

Chemical parameters (9)

Chemical parameters – Wasserwerk Niederbusch
Parameter Value Parametric value Share of the parametric value Reference
Arsenic 0,001 mg/l 10 µg/l
10 %
Single value · Wasserwerk Niederbusch
Cadmium < 0,001 mg/l
below limit of quantification
3 µg/l
< 33 % *
Single value · Wasserwerk Niederbusch
Chromium < 0,0005 mg/l
below limit of quantification
25 µg/l
< 2 % *
Single value · Wasserwerk Niederbusch
Copper 0,0007 mg/l 2 mg/l
< 0.1 %
Single value · Wasserwerk Niederbusch
Fluoride < 0,1 mg/l
below limit of quantification
1.5 mg/l
< 7 % *
Single value · Wasserwerk Niederbusch
Lead < 0,003 mg/l
below limit of quantification
10 µg/l
< 30 % *
Single value · Wasserwerk Niederbusch
Nickel 0,005 mg/l 20 µg/l
25 %
Single value · Wasserwerk Niederbusch
Nitrate 20 mg/l 50 mg/l
40 %
Single value · Wasserwerk Niederbusch
Nitrite < 0,02 mg/l
below limit of quantification
0.5 mg/l
< 4 % *
Single value · Wasserwerk Niederbusch

* 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 (9)

Indicator parameters – Wasserwerk Niederbusch
Parameter Value Parametric value Share of the parametric value Reference
Ammonium < 0,03 mg/l
below limit of quantification
0.5 mg/l
< 6 % *
Single value · Wasserwerk Niederbusch
Chloride 31,0 mg/l 250 mg/l
12 %
Single value · Wasserwerk Niederbusch
Colony count 22 °C 0 / 1 ml ohne anormale Veränderung Single value · Wasserwerk Niederbusch
Colony count 36 °C 0 / 1 ml ohne anormale Veränderung Single value · Wasserwerk Niederbusch
Iron < 0,010 mg/l
below limit of quantification
0.2 mg/l
< 5 % *
Single value · Wasserwerk Niederbusch
Manganese < 0,005 mg/l
below limit of quantification
50 µg/l
< 10 % *
Single value · Wasserwerk Niederbusch
pH 7,74 6,5–9,5 Single value · Wasserwerk Niederbusch
Sodium 15,0 mg/l 200 mg/l
8 %
Single value · Wasserwerk Niederbusch
Sulphate 81,0 mg/l 250 mg/l
32 %
Single value · Wasserwerk Niederbusch

* 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.

Treatment substances (1)

Treatment substances – Wasserwerk Niederbusch
Parameter Value Parametric value Share of the parametric value Reference
Free chlorine nicht nachweisbar
not detectable
Single value · Wasserwerk Niederbusch

Further parameters (3)

Further parameters – Wasserwerk Niederbusch
Parameter Value Parametric value Share of the parametric value Reference
Calcium 77,0 mg/l Single value · Wasserwerk Niederbusch
Hardness range (WRMG) mittel Single value · Wasserwerk Niederbusch
Magnesium 8,0 mg/l Single value · Wasserwerk Niederbusch

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.verbandswasserwerk-gangelt.de/trinkwasser-qualitaet/ · Geilenkirchen, Mai 2025 · retrieved on 11/07/2026
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.

No date is given for these values. The water supplier publishes the analysis without a sampling date and without a report date. When the water was examined is not apparent from the source — we do not add a date and we do not estimate one. What is stated is therefore only when we retrieved the document.

Key values Wasserversorger
Parameter Value Parametric value Share of the parametric value Reference
Nitrate 5 mg/l 50 mg/l
10 %
Mean · Wasserversorger
Lead < 0.002 mg/l
below limit of quantification
10 µg/l
< 20 % *
Mean · Wasserversorger
Sodium 12.4 mg/l 200 mg/l
6 %
Mean · Wasserversorger

* 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 (6 — most recent value per parameter)

Chemical parameters (4)

Chemical parameters – Wasserversorger
Parameter Value Parametric value Share of the parametric value Reference
Copper < 0.001 mg/l
below limit of quantification
2 mg/l
< < 0.1 % *
Mean · Wasserversorger
Lead < 0.002 mg/l
below limit of quantification
10 µg/l
< 20 % *
Mean · Wasserversorger
Nickel < 0.002 mg/l
below limit of quantification
20 µg/l
< 10 % *
Mean · Wasserversorger
Nitrate 5 mg/l 50 mg/l
10 %
Mean · Wasserversorger

* 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 (1)

Indicator parameters – Wasserversorger
Parameter Value Parametric value Share of the parametric value Reference
Sodium 12.4 mg/l 200 mg/l
6 %
Mean · Wasserversorger

Further parameters (1)

Further parameters – Wasserversorger
Parameter Value Parametric value Share of the parametric value Reference
Total hardness 3.5 Mean · Wasserversorger

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://xn--wasserqualitt-mfb.ivario.com/stolberg.php · retrieved on 13/07/2026

Frequent questions about postcode 52511

How hard is the water in Postcode 52511?
Verbandswasserwerk Gangelt GmbH publishes the hardness range mittel for the supply zone Wasserwerk Niederbusch. 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: Geilenkirchen, Mai 2025, retrieved on 11/07/2026.
How much nitrate is in the drinking water in Postcode 52511?
Verbandswasserwerk Gangelt GmbH publishes a nitrate value of 20 mg/l for the supply zone Wasserwerk Niederbusch. The statutory parametric value is 50 mg/l; the measured value represents 40 % of the parametric value. Basis: Geilenkirchen, Mai 2025, retrieved on 11/07/2026.
Who supplies the drinking water in Postcode 52511?
Verbandswasserwerk Gangelt GmbH. The values shown here come from the supply zone Wasserwerk Niederbusch 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.