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Drinking water in 34388

One supply zone, water supplier: Stadt Trendelburg.

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.

Hochbehälter Friedrichsfeld

Stadt Trendelburg

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

Water hardness
4.3 °dH
Hardness range weich
Key values Hochbehälter Friedrichsfeld
Parameter Value Parametric value Share of the parametric value Reference
Nitrate 12 mg/l 50 mg/l
24 %
Single value
Lead <0,001 mg/l
below limit of quantification
10 µg/l
< 10 % *
Single value
Sulphate 5,9 mg/l 250 mg/l
2 %
Single value
Sodium 5,6 mg/l 200 mg/l
3 %
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 (30 — most recent value per parameter)

Microbiology (1)

Microbiology – Hochbehälter Friedrichsfeld
Parameter Value Parametric value Share of the parametric value Reference
Intestinal enterococci 0 pro 100 ml 0/100 ml Single value

Chemical parameters (7)

Chemical parameters – Hochbehälter Friedrichsfeld
Parameter Value Parametric value Share of the parametric value Reference
Arsenic <0,001 mg/l
below limit of quantification
10 µg/l
< 10 % *
Single value
Boron <0,02 mg/l
below limit of quantification
1 mg/l
< 2 % *
Single value
Cadmium <0,0003 mg/l
below limit of quantification
3 µg/l
< 10 % *
Single value
Lead <0,001 mg/l
below limit of quantification
10 µg/l
< 10 % *
Single value
Nickel <0,002 mg/l
below limit of quantification
20 µg/l
< 10 % *
Single value
Nitrate 12 mg/l 50 mg/l
24 %
Single value
Nitrite <0,02 mg/l
below limit of quantification
0.5 mg/l
< 4 % *
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 (14)

Indicator parameters – Hochbehälter Friedrichsfeld
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
Calcite dissolution capacity 5 mg/l 5 mg/l CaCO3 Single value
Chloride 10,7 mg/l 250 mg/l
4 %
Single value
Coliform bacteria 0 pro 100 ml 0/100 ml Single value
Colour <0,02 m(-l)
below limit of quantification
0.5 m⁻¹ Single value
Conductivity (25 °C) 191 µS/cm 2,790 µS/cm Single value
Iron <0,005 mg/l
below limit of quantification
0.2 mg/l
< 3 % *
Single value
Manganese <0,005 mg/l
below limit of quantification
50 µg/l
< 10 % *
Single value
Odour geruchlos für den Verbraucher annehmbar Single value
pH 7,2 6,5–9,5 Single value
Sodium 5,6 mg/l 200 mg/l
3 %
Single value
Sulphate 5,9 mg/l 250 mg/l
2 %
Single value
Taste ohne für den Verbraucher annehmbar Single value
Turbidity 0,17 FNU 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 (8)

Further parameters – Hochbehälter Friedrichsfeld
Parameter Value Parametric value Share of the parametric value Reference
Calcium 21,4 mg/l Single value
Carbonate hardness 3,4 °dH Single value
Free carbon dioxide 1,76 mg/l Single value
Hardness range (WRMG) weich Single value
Hydrogen carbonate 74 mg/l Single value
Magnesium 6,1 mg/l Single value
Oxygen 9,5 mg/l Single value
Total hardness 0,77 mmol/l 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.

Source: https://www.trendelburg.de/rathaus-und-politik/wasseranalyse · 2025 · retrieved on 14/07/2026

Frequent questions about postcode 34388

How hard is the water in Postcode 34388?
Stadt Trendelburg publishes a total hardness of 0,77 mmol/l for the supply zone Hochbehälter Friedrichsfeld — that corresponds to 4.3 °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: Publication by the water supplier, retrieved on 14/07/2026.
How much nitrate is in the drinking water in Postcode 34388?
Stadt Trendelburg publishes a nitrate value of 12 mg/l for the supply zone Hochbehälter Friedrichsfeld. The statutory parametric value is 50 mg/l; the measured value represents 24 % of the parametric value. Basis: Publication by the water supplier, retrieved on 14/07/2026.
Who supplies the drinking water in Postcode 34388?
Stadt Trendelburg. The values shown here come from the supply zone Hochbehälter Friedrichsfeld 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.