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Drinking water in 14806

One supply zone, water supplier: Stadtwerke Bad Belzig GmbH.

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.

Water hardness
13.8 °dH
Hardness range medium
Key values WW Bad Belzig
Parameter Value Parametric value Share of the parametric value Reference
Nitrate 0,20 mg/l 50 mg/l
0.4 %
Single value
Escherichia coli (E. coli) 0 n/100ml 0/100 ml Single value
Sulphate 93,9 mg/l 250 mg/l
38 %
Single value
Sodium 9,35 mg/l 200 mg/l
5 %
Single value
Show all recorded parameters (56 — most recent value per parameter)

Microbiology (2)

Microbiology – WW Bad Belzig
Parameter Value Parametric value Share of the parametric value Reference
Escherichia coli (E. coli) 0 n/100ml 0/100 ml Single value
Intestinal enterococci 0 n/100ml 0/100 ml Single value

Chemical parameters (4)

Chemical parameters – WW Bad Belzig
Parameter Value Parametric value Share of the parametric value Reference
Copper <0,01 mg/l
below limit of quantification
2 mg/l
< 0.5 % *
Single value
Nickel 0,005 mg/l 20 µg/l
25 %
Single value
Nitrate 0,20 mg/l 50 mg/l
0.4 %
Single value
Nitrite <0,01 mg/l
below limit of quantification
0.5 mg/l
< 2 % *
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.

PFAS (20)

PFAS – WW Bad Belzig
Parameter Value Parametric value Share of the parametric value Reference
Perfluorobutane sulfonic acid (PFBS) <0,0000015 mg/l
below limit of quantification
Single value
Perfluorobutanoic acid (PFBA) <0,0000015 mg/l
below limit of quantification
Single value
Perfluorodecane sulfonic acid (PFDS) <0,0000015 mg/l
below limit of quantification
Single value
Perfluorodecanoic acid (PFDA) <0,0000015 mg/l
below limit of quantification
Single value
Perfluorododecane sulfonic acid (PFDoDS) <0,0000015 mg/l
below limit of quantification
Single value
Perfluorododecanoic acid (PFDoDA) <0,0000015 mg/l
below limit of quantification
Single value
Perfluoroheptane sulfonic acid (PFHpS) <0,0000015 mg/l
below limit of quantification
Single value
Perfluoroheptanoic acid (PFHpA) <0,0000015 mg/l
below limit of quantification
Single value
Perfluorohexane sulfonic acid (PFHxS) <0,0000015 mg/l
below limit of quantification
Single value
Perfluorohexanoic acid (PFHxA) <0,0000015 mg/l
below limit of quantification
Single value
Perfluorononane sulfonic acid (PFNS) <0,0000015 mg/l
below limit of quantification
Single value
Perfluorononanoic acid (PFNA) <0,0000015 mg/l
below limit of quantification
Single value
Perfluorooctanesulfonic acid (PFOS) <0,0000015 mg/l
below limit of quantification
Single value
Perfluorooctanoic acid (PFOA) <0,0000015 mg/l
below limit of quantification
Single value
Perfluoropentanesulfonic acid (PFPeS) <0,0000015 mg/l
below limit of quantification
Single value
Perfluoropentanoic acid (PFPeA) <0,0000015 mg/l
below limit of quantification
Single value
Perfluorotridecanesulfonic acid (PFTrDS) <0,0000015 mg/l
below limit of quantification
Single value
Perfluorotridecanoic acid (PFTrDA) <0,0000015 mg/l
below limit of quantification
Single value
Perfluoroundecanesulfonic acid (PFUnDS) <0,0000015 mg/l
below limit of quantification
Single value
Perfluoroundecanoic acid (PFUnDA) <0,0000015 mg/l
below limit of quantification
Single value

Indicator parameters (19)

Indicator parameters – WW Bad Belzig
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
Ammonium <0,10 mg/l
below limit of quantification
0.5 mg/l
< 20 % *
Single value
Calcite dissolution capacity 2,9 mg/l 5 mg/l CaCO3 Single value
Chloride 31,7 mg/l 250 mg/l
13 %
Single value
Coliform bacteria 0 n/100ml 0/100 ml Single value
Colony count 22 °C 0 n/ml ohne anormale Veränderung Single value
Colony count 36 °C 0 n/ml ohne anormale Veränderung Single value
Colour <0,2 1/m
below limit of quantification
0.5 m⁻¹ Single value
Iron <0,02 mg/l
below limit of quantification
0.2 mg/l
< 10 % *
Single value
Manganese <0,005 mg/l
below limit of quantification
50 µg/l
< 10 % *
Single value
Odour ohne für den Verbraucher annehmbar Single value
Oxidisability <0,25 mg/lO2
below limit of quantification
5 mg/l O2 Single value
Sodium 9,35 mg/l 200 mg/l
5 %
Single value
Sulphate 93,9 mg/l 250 mg/l
38 %
Single value
Taste ohne für den Verbraucher annehmbar Single value
Temperature 7,9 °C Single value
Threshold odour number (TON) 1 TON Single value
Total organic carbon (TOC) 0,9 mg/l ohne anormale Veränderung Single value
Turbidity <0,1 NTU
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 (11)

Further parameters – WW Bad Belzig
Parameter Value Parametric value Share of the parametric value Reference
Calcium 80,7 mg/l Single value
Dissolved organic carbon (DOC) 0,8 mg/l Single value
Magnesium 10,7 mg/l Single value
Oxygen 7,1 mg/l Single value
Phosphate <0,10 mg/l
below limit of quantification
Single value
Potassium 1,01 mg/l Single value
Saturation index -0,09 Single value
Silicate / silicic acid 6,00 mg/l Single value
Sum of alkaline earth metals 2,45 mmol/l Single value
Total hardness 2,46 mmol/l Single value
Zinc <0,02 mg/l
below limit of quantification
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.stadtwerke-bad-belzig.de/wp-content/uploads/2026/05/03.02.2026-WW-Bad-Belzig-Werksausgang.pdf · 19.03.2026 · Probenahme 03.02.2026 · retrieved on 11/07/2026

Frequent questions about postcode 14806

How hard is the water in Postcode 14806?
Stadtwerke Bad Belzig GmbH publishes a total hardness of 2,46 mmol/l for the supply zone WW Bad Belzig — that corresponds to 13.8 °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: 19.03.2026, retrieved on 11/07/2026.
How much nitrate is in the drinking water in Postcode 14806?
Stadtwerke Bad Belzig GmbH publishes a nitrate value of 0,20 mg/l for the supply zone WW Bad Belzig. The statutory parametric value is 50 mg/l; the measured value represents 0.4 % of the parametric value. Basis: 19.03.2026, retrieved on 11/07/2026.
Who supplies the drinking water in Postcode 14806?
Stadtwerke Bad Belzig GmbH. The values shown here come from the supply zone WW Bad Belzig 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.