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Drinking water in Teltow

One supply zone, water supplier: Wasser- und Abwasserzweckverband "Der Teltow" (Betriebsführung: Mittelmärkische Wasser- und Abwasser GmbH, MWA).

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 31/12/2019. 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
23.4 °dH
Hardness range hart
Key values Teltow
Parameter Value Parametric value Share of the parametric value Reference
Nitrate 1,0 mg/L 50 mg/l
2 %
Mean · Teltow
Lead 0,00065 mg/L 10 µg/l
7 %
Mean · Teltow
Escherichia coli (E. coli) 0 je 100 mL 0/100 ml Maximum · Median 0 · Teltow
Sulphate 153 mg/L 250 mg/l
61 %
Mean · Teltow
Sodium 68,5 mg/L 200 mg/l
34 %
Mean · Teltow
Show all recorded parameters (41 — most recent value per parameter)

Microbiology (2)

Microbiology – Teltow
Parameter Value Parametric value Share of the parametric value Reference
Escherichia coli (E. coli) 0 je 100 mL 0/100 ml Maximum · Median 0 · Teltow
Intestinal enterococci 0 je 100 mL 0/100 ml Maximum · Median 0 · Teltow

Chemical parameters (14)

Chemical parameters – Teltow
Parameter Value Parametric value Share of the parametric value Reference
Arsenic 0,001 mg/L 10 µg/l
10 %
Mean · Teltow
Bisphenol A n. n. mg/L
not detectable
Mean · Teltow
Boron 0,10 mg/L 1 mg/l
10 %
Mean · Teltow
Cadmium 0,00015 mg/L 3 µg/l
5 %
Mean · Teltow
Copper 0,00577778 mg/L 2 mg/l
0.3 %
Mean · Teltow
Cyanide 0,003 mg/L 50 µg/l
6 %
Mean · Teltow
Fluoride 0,23 mg/L 1.5 mg/l
15 %
Mean · Teltow
Lead 0,00065 mg/L 10 µg/l
7 %
Mean · Teltow
Mercury 0,00005 mg/L 1 µg/l
5 %
Mean · Teltow
Nickel 0,002 mg/L 20 µg/l
10 %
Mean · Teltow
Nitrate 1,0 mg/L 50 mg/l
2 %
Mean · Teltow
Nitrite 0,03 mg/L 0.5 mg/l
6 %
Mean · Teltow
Polycyclic aromatic hydrocarbons 0,00001 mg/L 0.1 µg/l
10 %
Mean · Teltow
Uranium 0,00007 mg/L 10 µg/l
0.7 %
Mean · Teltow

Indicator parameters (14)

Indicator parameters – Teltow
Parameter Value Parametric value Share of the parametric value Reference
Aluminium 0,01 mg/L 0.2 mg/l
5 %
Mean · Teltow
Ammonium 0,047 mg/L 0.5 mg/l
9 %
Mean · Teltow
Calcite dissolution capacity -32,92 mg/L 5 mg/l CaCO3 Mean · Teltow
Chloride 93,3 mg/L 250 mg/l
37 %
Mean · Teltow
Coliform bacteria 0 je 100 mL 0/100 ml Maximum · Median 0 · Teltow
Colour 0,17 1/m 0.5 m⁻¹ Mean · Teltow
Iron 0,01 mg/L 0.2 mg/l
5 %
Mean · Teltow
Manganese 0,004 mg/L 50 µg/l
8 %
Mean · Teltow
pH 7,31 6,5–9,5 Mean · Teltow
Sodium 68,5 mg/L 200 mg/l
34 %
Mean · Teltow
Sulphate 153 mg/L 250 mg/l
61 %
Mean · Teltow
Temperature 11,4 °C Mean · Teltow
Total organic carbon (TOC) 1,90 mg C/L ohne anormale Veränderung Mean · Teltow
Turbidity 0,14 NTU 1 NTU Mean · Teltow

Further parameters (11)

Further parameters – Teltow
Parameter Value Parametric value Share of the parametric value Reference
Calcium 3,62 mmol/L Mean · Teltow
Carbonate hardness 17,8 °dH Mean · Teltow
Dissolved organic carbon (DOC) 1,99 mg C/L Mean · Teltow
Hardness range (WRMG) hart Mean · Teltow
Hydrogen carbonate 341 mg/L Mean · Teltow
Magnesium 0,55 mmol/L Mean · Teltow
Non-carbonate hardness 7,5 °dH Mean · Teltow
Oxygen 8,6 mg/L Mean · Teltow
Potassium 0,08 mmol/L Mean · Teltow
Saturation index 0,37 Mean · Teltow
Total hardness 4,18 mmol/L Mean · Teltow

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.wazv-derteltow.de/trinkwasser/trinkwasserqualitaet/ · Stand: 09.01.2026 · seit 2019 · retrieved on 25/07/2026

Postcodes in this zone: 14513

Frequently asked questions about drinking water in Teltow

How hard is the water in Teltow?
Wasser- und Abwasserzweckverband "Der Teltow" (Betriebsführung: Mittelmärkische Wasser- und Abwasser GmbH, MWA) publishes a total hardness of 4,18 mmol/L for the supply zone Teltow — that corresponds to 23.4 °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: Stand: 09.01.2026, retrieved on 25/07/2026.
How much nitrate is in the drinking water in Teltow?
Wasser- und Abwasserzweckverband "Der Teltow" (Betriebsführung: Mittelmärkische Wasser- und Abwasser GmbH, MWA) publishes a nitrate value of 1,0 mg/L for the supply zone Teltow. The statutory parametric value is 50 mg/l; the measured value represents 2 % of the parametric value. Basis: Stand: 09.01.2026, retrieved on 25/07/2026.
Who supplies the drinking water in Teltow?
Wasser- und Abwasserzweckverband "Der Teltow" (Betriebsführung: Mittelmärkische Wasser- und Abwasser GmbH, MWA). The values shown here come from the supply zone Teltow 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.