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Drinking water in 4225 (Austria)

For this postcode Wasserversorgungsverband Untere Gusen / Marktgemeinde Luftenberg an der Donau 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 8 underneath.

The values come from the Austrian drinking water database, to which water suppliers report voluntarily. In each case the highest value of the published range is given.

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
17.7 °dH
Key values 03 Weihquelle1
Parameter Value Parametric value Share of the parametric value Reference
Nitrate 35,0 mg/l 50 mg/l
70 %
Single value · 03 Weihquelle1
Sulphate 54,2 mg/l 250 mg/l
22 %
Single value · 03 Weihquelle1
Sodium 7,7 mg/l 200 mg/l
4 %
Single value · 03 Weihquelle1
Show all recorded parameters (25 — most recent value per parameter)

Chemical parameters (5)

Chemical parameters – 03 Weihquelle1
Parameter Value Parametric value Share of the parametric value Reference
Boron <0,017 mg/l
below limit of quantification
1 mg/l
< 2 % *
Single value · 03 Weihquelle1
Desethylatrazine 0,04 ug/l Single value · 03 Weihquelle1
Metolachlor 0,29 ug/l Single value · 03 Weihquelle1
Nitrate 35,0 mg/l 50 mg/l
70 %
Single value · 03 Weihquelle1
Nitrite <0,01 mg/l
below limit of quantification
0.1 mg/l
< 10 % *
Single value · 03 Weihquelle1

* 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.

Metabolites (1)

Metabolites – 03 Weihquelle1
Parameter Value Parametric value Share of the parametric value Reference
Methyl-desphenyl-chloridazon 0,11 ug/l Single value · 03 Weihquelle1

Indicator parameters (12)

Indicator parameters – 03 Weihquelle1
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 · 03 Weihquelle1
Chloride 22,3 mg/l 200 mg/l
11 %
Single value · 03 Weihquelle1
Colour farblos Single value · 03 Weihquelle1
Conductivity (25 °C) 693 µS/cm 2,500 µS/cm Single value · 03 Weihquelle1
Iron 0,027 mg/l 0.2 mg/l
14 %
Single value · 03 Weihquelle1
Odour geruchlos Single value · 03 Weihquelle1
pH 7,1 6,5–9,5 Single value · 03 Weihquelle1
Sodium 7,7 mg/l 200 mg/l
4 %
Single value · 03 Weihquelle1
Sulphate 54,2 mg/l 250 mg/l
22 %
Single value · 03 Weihquelle1
Taste -
not determined
Single value · 03 Weihquelle1
Temperature 10,5 °C Single value · 03 Weihquelle1
Turbidity keine Single value · 03 Weihquelle1

* 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 (7)

Further parameters – 03 Weihquelle1
Parameter Value Parametric value Share of the parametric value Reference
Acid capacity to pH 4.3 4,974 mmol/l Single value · 03 Weihquelle1
Calcium 89,1 mg/l 400 mg/l
22 %
Single value · 03 Weihquelle1
Hydrogen carbonate 300,4 mg/l Single value · 03 Weihquelle1
Magnesium 22,8 mg/l 150 mg/l
15 %
Single value · 03 Weihquelle1
Oxygen 7,8 mg/l Single value · 03 Weihquelle1
Potassium <0,9 mg/l
below limit of quantification
50 mg/l
< 2 % *
Single value · 03 Weihquelle1
Total hardness 17,7 °dH Single value · 03 Weihquelle1

* 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.

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.luftenberg.at/system/web/GetDocument.ashx?cts=1776935090&fileId=3880530 · 27.02.2026 · Probenahme 19.01.2026 · retrieved on 14/08/2026
Show 8 more supply zones in this postcode

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

No core values are available for this zone yet.

Show all recorded parameters (9 — most recent value per parameter)

Indicator parameters (8)

Indicator parameters – 05_Druckreduktionsschacht Lehen
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 · 05_Druckreduktionsschacht Lehen
Colour farblos Single value · 05_Druckreduktionsschacht Lehen
Conductivity (25 °C) 618 µS/cm 2,500 µS/cm Single value · 05_Druckreduktionsschacht Lehen
Odour geruchlos Single value · 05_Druckreduktionsschacht Lehen
pH 7,8 6,5–9,5 Single value · 05_Druckreduktionsschacht Lehen
Taste -
not determined
Single value · 05_Druckreduktionsschacht Lehen
Temperature 5,9 °C Single value · 05_Druckreduktionsschacht Lehen
Turbidity keine Single value · 05_Druckreduktionsschacht Lehen

* 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 (1)

Further parameters – 05_Druckreduktionsschacht Lehen
Parameter Value Parametric value Share of the parametric value Reference
Oxygen 11,4 mg/l Single value · 05_Druckreduktionsschacht Lehen

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.luftenberg.at/system/web/GetDocument.ashx?cts=1776935090&fileId=3880530 · 27.02.2026 · Probenahme 19.01.2026 · retrieved on 14/08/2026

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

No core values are available for this zone yet.

Show all recorded parameters (8 — most recent value per parameter)

Indicator parameters (8)

Indicator parameters – 06 Auslauf Kaltwasserhahn Gemeindeamt
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 · 06 Auslauf Kaltwasserhahn Gemeindeamt
Colour farblos Single value · 06 Auslauf Kaltwasserhahn Gemeindeamt
Conductivity (25 °C) 618 µS/cm 2,500 µS/cm Single value · 06 Auslauf Kaltwasserhahn Gemeindeamt
Odour geruchlos Single value · 06 Auslauf Kaltwasserhahn Gemeindeamt
pH 7,6 6,5–9,5 Single value · 06 Auslauf Kaltwasserhahn Gemeindeamt
Taste -
not determined
Single value · 06 Auslauf Kaltwasserhahn Gemeindeamt
Temperature 7,9 °C Single value · 06 Auslauf Kaltwasserhahn Gemeindeamt
Turbidity keine Single value · 06 Auslauf Kaltwasserhahn Gemeindeamt

* 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.

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.luftenberg.at/system/web/GetDocument.ashx?cts=1776935090&fileId=3880530 · 27.02.2026 · Probenahme 19.01.2026 · retrieved on 14/08/2026

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

No core values are available for this zone yet.

Show all recorded parameters (8 — most recent value per parameter)

Indicator parameters (8)

Indicator parameters – 07 Auslauf Kaltwasserhahn Bauhof
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 · 07 Auslauf Kaltwasserhahn Bauhof
Colour farblos Single value · 07 Auslauf Kaltwasserhahn Bauhof
Conductivity (25 °C) 610 µS/cm 2,500 µS/cm Single value · 07 Auslauf Kaltwasserhahn Bauhof
Odour geruchlos Single value · 07 Auslauf Kaltwasserhahn Bauhof
pH 7,8 6,5–9,5 Single value · 07 Auslauf Kaltwasserhahn Bauhof
Taste -
not determined
Single value · 07 Auslauf Kaltwasserhahn Bauhof
Temperature 7,7 °C Single value · 07 Auslauf Kaltwasserhahn Bauhof
Turbidity keine Single value · 07 Auslauf Kaltwasserhahn Bauhof

* 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.

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.luftenberg.at/system/web/GetDocument.ashx?cts=1776935090&fileId=3880530 · 27.02.2026 · Probenahme 19.01.2026 · retrieved on 14/08/2026

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

No core values are available for this zone yet.

Show all recorded parameters (1 — most recent value per parameter)

Indicator parameters (1)

Indicator parameters – 03 Weihquelle1 (Messung vor Ort)
Parameter Value Parametric value Share of the parametric value Reference
pH 7,4 6,5–9,5 Single value · 03 Weihquelle1 (Messung vor Ort)

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.luftenberg.at/system/web/GetDocument.ashx?cts=1776935090&fileId=3880530 · 27.02.2026 · Probenahme 19.01.2026 · retrieved on 14/08/2026

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

No core values are available for this zone yet.

Show all recorded parameters (1 — most recent value per parameter)

Indicator parameters (1)

Indicator parameters – 05_Druckreduktionsschacht Lehen (Messung vor Ort)
Parameter Value Parametric value Share of the parametric value Reference
pH 7,2 6,5–9,5 Single value · 05_Druckreduktionsschacht Lehen (Messung vor Ort)

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.luftenberg.at/system/web/GetDocument.ashx?cts=1776935090&fileId=3880530 · 27.02.2026 · Probenahme 19.01.2026 · retrieved on 14/08/2026

06 Auslauf Kaltwasserhahn Gemeindeamt (Messung vor Ort)

Wasserversorgungsverband Untere Gusen / Marktgemeinde Luftenberg an der Donau

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

No core values are available for this zone yet.

Show all recorded parameters (1 — most recent value per parameter)

Indicator parameters (1)

Indicator parameters – 06 Auslauf Kaltwasserhahn Gemeindeamt (Messung vor Ort)
Parameter Value Parametric value Share of the parametric value Reference
pH 7,4 6,5–9,5 Single value · 06 Auslauf Kaltwasserhahn Gemeindeamt (Messung vor Ort)

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.luftenberg.at/system/web/GetDocument.ashx?cts=1776935090&fileId=3880530 · 27.02.2026 · Probenahme 19.01.2026 · retrieved on 14/08/2026

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

No core values are available for this zone yet.

Show all recorded parameters (1 — most recent value per parameter)

Indicator parameters (1)

Indicator parameters – 07 Auslauf Kaltwasserhahn Bauhof (Messung vor Ort)
Parameter Value Parametric value Share of the parametric value Reference
pH 8,0 6,5–9,5 Single value · 07 Auslauf Kaltwasserhahn Bauhof (Messung vor Ort)

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.luftenberg.at/system/web/GetDocument.ashx?cts=1776935090&fileId=3880530 · 27.02.2026 · Probenahme 19.01.2026 · retrieved on 14/08/2026

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

No core values are available for this zone yet.

Frequent questions about postcode 4225

How hard is the water in Postcode 4225?
Wasserversorgungsverband Untere Gusen / Marktgemeinde Luftenberg an der Donau publishes a total hardness of 17.7 °dH for the supply zone 03 Weihquelle1. Hardness indicates how much calcium and magnesium are dissolved in the water. It is not a quality assessment: there is no parametric value for hardness. Basis: 27.02.2026, retrieved on 14/08/2026.
How much nitrate is in the drinking water in Postcode 4225?
Wasserversorgungsverband Untere Gusen / Marktgemeinde Luftenberg an der Donau publishes a nitrate value of 35,0 mg/l for the supply zone 03 Weihquelle1. The statutory parametric value is 50 mg/l; the measured value represents 70 % of the parametric value. Basis: 27.02.2026, retrieved on 14/08/2026.
Who supplies the drinking water in Postcode 4225?
Wasserversorgungsverband Untere Gusen / Marktgemeinde Luftenberg an der Donau. The values shown here come from the supply zone 03 Weihquelle1 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.