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Drinking water in 30826

For this postcode Wasserverband Garbsen-Neustadt a. Rbge. (WVGN) 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 3 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.

DE Horst, Entnahmestelle FrielingerStr., Garbsen

Wasserverband Garbsen-Neustadt a. Rbge. (WVGN)

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

Water hardness
12 °dH
Hardness range medium
Key values DE Horst, Entnahmestelle FrielingerStr., Garbsen
Parameter Value Parametric value Share of the parametric value Reference
Nitrate 40 mg/l 50 mg/l
80 %
Single value
Lead < 0,001 mg/l
below limit of quantification
10 µg/l
< 10 % *
Single value
Sulphate 65 mg/l 250 mg/l
26 %
Single value
Sodium 21 mg/l 200 mg/l
11 %
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 (52 — most recent value per parameter)

Chemical parameters (31)

Chemical parameters – DE Horst, Entnahmestelle FrielingerStr., Garbsen
Parameter Value Parametric value Share of the parametric value Reference
1,2-dichloroethane < 0,0001 mg/l
below limit of quantification
3 µg/l
< 3 % *
Single value
Antimony < 0,001 mg/l
below limit of quantification
5 µg/l
< 20 % *
Single value
Arsenic < 0,001 mg/l
below limit of quantification
10 µg/l
< 10 % *
Single value
Benzene < 0,0001 mg/l
below limit of quantification
1 µg/l
< 10 % *
Single value
Benzo(a)pyrene < 0,000003 mg/l
below limit of quantification
10 ng/l
< 30 % *
Single value
Benzo(b)fluoranthene < 0,00001 mg/l
below limit of quantification
Single value
Benzo(ghi)perylene < 0,00001 mg/l
below limit of quantification
Single value
Benzo(k)fluoranthene < 0,00001 mg/l
below limit of quantification
Single value
Boron 0,033 mg/l 1 mg/l
3 %
Single value
Bromate < 0,002 mg/l
below limit of quantification
10 µg/l
< 20 % *
Single value
Bromodichloromethane < 0,0001 mg/l
below limit of quantification
Single value
Cadmium < 0,0003 mg/l
below limit of quantification
3 µg/l
< 10 % *
Single value
Chromium < 0,0005 mg/l
below limit of quantification
25 µg/l
< 2 % *
Single value
Copper 0,011 mg/l 2 mg/l
0.5 %
Single value
Cyanide < 0,005 mg/l
below limit of quantification
50 µg/l
< 10 % *
Single value
Dibromochloromethane < 0,0001 mg/l
below limit of quantification
Single value
Fluoride 0,08 mg/l 1.5 mg/l
5 %
Single value
Indeno(1,2,3-cd)pyrene < 0,00001 mg/l
below limit of quantification
Single value
Lead < 0,001 mg/l
below limit of quantification
10 µg/l
< 10 % *
Single value
Mercury < 0,0001 mg/l
below limit of quantification
1 µg/l
< 10 % *
Single value
Nickel 0,001 mg/l 20 µg/l
5 %
Single value
Nitrate 40 mg/l 50 mg/l
80 %
Single value
Nitrite < 0,01 mg/l
below limit of quantification
0.5 mg/l
< 2 % *
Single value
Polycyclic aromatic hydrocarbons u.B. mg/l
not detectable
0.1 µg/l Single value
Selenium < 0,001 mg/l
below limit of quantification
10 µg/l
< 10 % *
Single value
Tetrachloroethene < 0,0001 mg/l
below limit of quantification
Single value
Tribromomethane (bromoform) < 0,0001 mg/l
below limit of quantification
Single value
Trichloroethene < 0,0001 mg/l
below limit of quantification
Single value
Trichloromethane (chloroform) < 0,0001 mg/l
below limit of quantification
Single value
Trihalomethanes — Total u.B. mg/l
not detectable
50 µg/l Single value
Uranium < 0,001 mg/l
below limit of quantification
10 µg/l
< 10 % *
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 (16)

Indicator parameters – DE Horst, Entnahmestelle FrielingerStr., Garbsen
Parameter Value Parametric value Share of the parametric value Reference
Aluminium < 0,005 mg/l
below limit of quantification
0.2 mg/l
< 3 % *
Single value
Ammonium < 0,02 mg/l
below limit of quantification
0.5 mg/l
< 4 % *
Single value
Calcite dissolution capacity < 1 mg/l
below limit of quantification
5 mg/l CaCO3 Single value
Chloride 41 mg/l 250 mg/l
16 %
Single value
Conductivity (25 °C) 550 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 < 0,001 mg/l
below limit of quantification
50 µg/l
< 2 % *
Single value
Odour normal für den Verbraucher annehmbar Single value
Oxidisability < 1 mg/l
below limit of quantification
5 mg/l O2 Single value
pH 7,8 6,5–9,5 Single value
Sodium 21 mg/l 200 mg/l
11 %
Single value
Sulphate 65 mg/l 250 mg/l
26 %
Single value
Taste normal für den Verbraucher annehmbar Single value
Temperature 9,4 °C Single value
Total organic carbon (TOC) < 1 mg/l
below limit of quantification
ohne anormale Veränderung Single value
Turbidity 0,01 NTU 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 (5)

Further parameters – DE Horst, Entnahmestelle FrielingerStr., Garbsen
Parameter Value Parametric value Share of the parametric value Reference
Calcium 65 mg/l Single value
Carbonate hardness 5,6 °dH Single value
Magnesium 13 mg/l Single value
Potassium 2,7 mg/l Single value
Total hardness 12 °dH 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.wvgn.de/files/content/downloads/Wasseranalysen/2026WWH01.pdf · 25.03.2026 · Entnahmedatum 10.03.2026 · retrieved on 11/07/2026
Show 3 more supply zones in this postcode

Probennahmeort Garbsen, Entnahmestelle EG Herren WC (Wasserverband Garbsen-Neustadt)

Wasserverband Garbsen-Neustadt a. Rbge. (WVGN)

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

Water hardness
17 °dH
Hardness range hard
Key values Probennahmeort Garbsen, Entnahmestelle EG Herren WC (Wasserverband Garbsen-Neustadt)
Parameter Value Parametric value Share of the parametric value Reference
Nitrate 7,7 mg/l 50 mg/l
15 %
Single value · 2026-11372
Lead < 0,001 mg/l
below limit of quantification
10 µg/l
< 10 % *
Single value · 2026-11372
Sulphate 170 mg/l 250 mg/l
68 %
Single value · 2026-11372
Sodium 34 mg/l 200 mg/l
17 %
Single value · 2026-11372

* 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 (52 — most recent value per parameter)

Chemical parameters (31)

Chemical parameters – Probennahmeort Garbsen, Entnahmestelle EG Herren WC (Wasserverband Garbsen-Neustadt)
Parameter Value Parametric value Share of the parametric value Reference
1,2-dichloroethane < 0,0001 mg/l
below limit of quantification
3 µg/l
< 3 % *
Single value · 2026-11372
Antimony < 0,001 mg/l
below limit of quantification
5 µg/l
< 20 % *
Single value · 2026-11372
Arsenic < 0,001 mg/l
below limit of quantification
10 µg/l
< 10 % *
Single value · 2026-11372
Benzene < 0,0001 mg/l
below limit of quantification
1 µg/l
< 10 % *
Single value · 2026-11372
Benzo(a)pyrene < 0,000003 mg/l
below limit of quantification
10 ng/l
< 30 % *
Single value · 2026-11372
Benzo(b)fluoranthene < 0,00001 mg/l
below limit of quantification
Single value · 2026-11372
Benzo(ghi)perylene < 0,00001 mg/l
below limit of quantification
Single value · 2026-11372
Benzo(k)fluoranthene < 0,00001 mg/l
below limit of quantification
Single value · 2026-11372
Boron 0,040 mg/l 1 mg/l
4 %
Single value · 2026-11372
Bromate < 0,002 mg/l
below limit of quantification
10 µg/l
< 20 % *
Single value · 2026-11372
Bromodichloromethane < 0,0001 mg/l
below limit of quantification
Single value · 2026-11372
Cadmium < 0,0003 mg/l
below limit of quantification
3 µg/l
< 10 % *
Single value · 2026-11372
Chromium < 0,0005 mg/l
below limit of quantification
25 µg/l
< 2 % *
Single value · 2026-11372
Copper 0,009 mg/l 2 mg/l
0.4 %
Single value · 2026-11372
Cyanide < 0,005 mg/l
below limit of quantification
50 µg/l
< 10 % *
Single value · 2026-11372
Dibromochloromethane < 0,0001 mg/l
below limit of quantification
Single value · 2026-11372
Fluoride 0,06 mg/l 1.5 mg/l
4 %
Single value · 2026-11372
Indeno(1,2,3-cd)pyrene < 0,00001 mg/l
below limit of quantification
Single value · 2026-11372
Lead < 0,001 mg/l
below limit of quantification
10 µg/l
< 10 % *
Single value · 2026-11372
Mercury < 0,0001 mg/l
below limit of quantification
1 µg/l
< 10 % *
Single value · 2026-11372
Nickel 0,001 mg/l 20 µg/l
5 %
Single value · 2026-11372
Nitrate 7,7 mg/l 50 mg/l
15 %
Single value · 2026-11372
Nitrite < 0,01 mg/l
below limit of quantification
0.5 mg/l
< 2 % *
Single value · 2026-11372
Polycyclic aromatic hydrocarbons u.B. mg/l
not detectable
0.1 µg/l Single value · 2026-11372
Selenium < 0,001 mg/l
below limit of quantification
10 µg/l
< 10 % *
Single value · 2026-11372
Tetrachloroethene < 0,0001 mg/l
below limit of quantification
Single value · 2026-11372
Tribromomethane (bromoform) < 0,0001 mg/l
below limit of quantification
Single value · 2026-11372
Trichloroethene < 0,0001 mg/l
below limit of quantification
Single value · 2026-11372
Trichloromethane (chloroform) < 0,0001 mg/l
below limit of quantification
Single value · 2026-11372
Trihalomethanes — Total u.B. mg/l
not detectable
50 µg/l Single value · 2026-11372
Uranium 0,002 mg/l 10 µg/l
20 %
Single value · 2026-11372

* 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 (16)

Indicator parameters – Probennahmeort Garbsen, Entnahmestelle EG Herren WC (Wasserverband Garbsen-Neustadt)
Parameter Value Parametric value Share of the parametric value Reference
Aluminium < 0,005 mg/l
below limit of quantification
0.2 mg/l
< 3 % *
Single value · 2026-11372
Ammonium < 0,02 mg/l
below limit of quantification
0.5 mg/l
< 4 % *
Single value · 2026-11372
Calcite dissolution capacity < 1 mg/l
below limit of quantification
5 mg/l CaCO3 Single value · 2026-11372
Chloride 77 mg/l 250 mg/l
31 %
Single value · 2026-11372
Conductivity (25 °C) 790 µS/cm 2,790 µS/cm Single value · 2026-11372
Iron 0,010 mg/l 0.2 mg/l
5 %
Single value · 2026-11372
Manganese < 0,001 mg/l
below limit of quantification
50 µg/l
< 2 % *
Single value · 2026-11372
Odour normal für den Verbraucher annehmbar Single value · 2026-11372
Oxidisability < 1 mg/l
below limit of quantification
5 mg/l O2 Single value · 2026-11372
pH 7,9 6,5–9,5 Single value · 2026-11372
Sodium 34 mg/l 200 mg/l
17 %
Single value · 2026-11372
Sulphate 170 mg/l 250 mg/l
68 %
Single value · 2026-11372
Taste normal für den Verbraucher annehmbar Single value · 2026-11372
Temperature 10,7 °C Single value · 2026-11372
Total organic carbon (TOC) 1,4 mg/l ohne anormale Veränderung Single value · 2026-11372
Turbidity 0,03 NTU 1 NTU Single value · 2026-11372

* 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 – Probennahmeort Garbsen, Entnahmestelle EG Herren WC (Wasserverband Garbsen-Neustadt)
Parameter Value Parametric value Share of the parametric value Reference
Calcium 90 mg/l Single value · 2026-11372
Carbonate hardness 4,5 °dH Single value · 2026-11372
Magnesium 20 mg/l Single value · 2026-11372
Potassium 3,5 mg/l Single value · 2026-11372
Total hardness 17 °dH Single value · 2026-11372

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.wvgn.de/files/content/downloads/Wasseranalysen/2026WWFE01.pdf · 25.03.2026 · Probenahme 10.03.2026 · retrieved on 11/07/2026

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

Key values Wasserwerk Forst Esloh
Parameter Value Parametric value Share of the parametric value Reference
Nitrate 7,7 mg/l 50 mg/l
15 %
Single value · Wasserwerk Forst Esloh
Sulphate 170,00 mg/l 250 mg/l
68 %
Single value · Wasserwerk Forst Esloh
Show all recorded parameters (6 — most recent value per parameter)

Chemical parameters (1)

Chemical parameters – Wasserwerk Forst Esloh
Parameter Value Parametric value Share of the parametric value Reference
Nitrate 7,7 mg/l 50 mg/l
15 %
Single value · Wasserwerk Forst Esloh

Indicator parameters (3)

Indicator parameters – Wasserwerk Forst Esloh
Parameter Value Parametric value Share of the parametric value Reference
Iron < 0,01 mg/l
below limit of quantification
0.2 mg/l
< 5 % *
Single value · Wasserwerk Forst Esloh
Manganese < 0,001 mg/l
below limit of quantification
50 µg/l
< 2 % *
Single value · Wasserwerk Forst Esloh
Sulphate 170,00 mg/l 250 mg/l
68 %
Single value · Wasserwerk Forst Esloh

* 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 (2)

Further parameters – Wasserwerk Forst Esloh
Parameter Value Parametric value Share of the parametric value Reference
Carbonate hardness 0,80 mmol/l (4,5° dH) Single value · Wasserwerk Forst Esloh
Total hardness 3,1 mmol/l (17° dH) Single value · Wasserwerk Forst Esloh

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.wvgn.de/wassqualitaethaertgrad.html · 05/2025 · retrieved on 11/07/2026

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

Key values Wasserwerk Hagen
Parameter Value Parametric value Share of the parametric value Reference
Nitrate 40,00 mg/l 50 mg/l
80 %
Single value · Wasserwerk Hagen
Sulphate 65,00 mg/l 250 mg/l
26 %
Single value · Wasserwerk Hagen
Show all recorded parameters (6 — most recent value per parameter)

Chemical parameters (1)

Chemical parameters – Wasserwerk Hagen
Parameter Value Parametric value Share of the parametric value Reference
Nitrate 40,00 mg/l 50 mg/l
80 %
Single value · Wasserwerk Hagen

Indicator parameters (3)

Indicator parameters – Wasserwerk Hagen
Parameter Value Parametric value Share of the parametric value Reference
Iron < 0,005 mg/l
below limit of quantification
0.2 mg/l
< 3 % *
Single value · Wasserwerk Hagen
Manganese < 0,001 mg/l
below limit of quantification
50 µg/l
< 2 % *
Single value · Wasserwerk Hagen
Sulphate 65,00 mg/l 250 mg/l
26 %
Single value · Wasserwerk Hagen

* 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 (2)

Further parameters – Wasserwerk Hagen
Parameter Value Parametric value Share of the parametric value Reference
Carbonate hardness 1,1 mmol/l (5,9° dH) Single value · Wasserwerk Hagen
Total hardness 2,2 mmol/l (12° dH) Single value · Wasserwerk Hagen

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.wvgn.de/wassqualitaethaertgrad.html · 05/2025 · retrieved on 11/07/2026

Frequent questions about postcode 30826

How hard is the water in Postcode 30826?
Wasserverband Garbsen-Neustadt a. Rbge. (WVGN) publishes a total hardness of 12 °dH for the supply zone DE Horst, Entnahmestelle FrielingerStr., Garbsen (hardness range medium). 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: 25.03.2026, retrieved on 11/07/2026.
How much nitrate is in the drinking water in Postcode 30826?
Wasserverband Garbsen-Neustadt a. Rbge. (WVGN) publishes a nitrate value of 40 mg/l for the supply zone DE Horst, Entnahmestelle FrielingerStr., Garbsen. The statutory parametric value is 50 mg/l; the measured value represents 80 % of the parametric value. Basis: 25.03.2026, retrieved on 11/07/2026.
Who supplies the drinking water in Postcode 30826?
Wasserverband Garbsen-Neustadt a. Rbge. (WVGN). The values shown here come from the supply zone DE Horst, Entnahmestelle FrielingerStr., Garbsen 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.