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Italy · Comune

Drinking water in Monfalcone

One supply zone, published by IrisAcqua S.r.l.. The values come from the publications of the Italian water suppliers (gestori), which D.Lgs. 18/2023 requires of them from 12 January 2026. Italian parametric values apply: trihalomethanes 30 instead of 50 µg/l, chromium 25 µg/l, uranium 30 instead of 10 µg/l; for hardness there is no maximum value, it is given in French degrees (°F).

These values are more than a year old. The most recent analysis the water supplier has published for this zone dates from 31/12/2018. 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
10.6 °dH
Key values Monfalcone
Parameter Value Parametric value Share of the parametric value Reference
Nitrate 9 mg/L 50 mg/l
18 %
Single value · Monfalcone
Sulphate 14,7 mg/L 250 mg/l
6 %
Single value · Monfalcone
Sodium 8,3 mg/L 200 mg/l
4 %
Single value · Monfalcone
Show all recorded parameters (18 — most recent value per parameter)

Chemical parameters (4)

Chemical parameters – Monfalcone
Parameter Value Parametric value Share of the parametric value Reference
Arsenic 1 µg/L 10 µg/l
10 %
Single value · Monfalcone
Fluoride 0,10 mg/L 1.5 mg/l
7 %
Single value · Monfalcone
Nitrate 9 mg/L 50 mg/l
18 %
Single value · Monfalcone
Nitrite 0,02 mg/L 0.5 mg/l
4 %
Single value · Monfalcone

Indicator parameters (7)

Indicator parameters – Monfalcone
Parameter Value Parametric value Share of the parametric value Reference
Ammonium 0,02 mg/L 0.5 mg/l
4 %
Single value · Monfalcone
Chloride 16,3 mg/L 250 mg/l
7 %
Single value · Monfalcone
Conductivity (25 °C) 352 µS/cm a 20°C 2,500 µS/cm Single value · Monfalcone
Manganese 5 µg/L 50 µg/l
10 %
Single value · Monfalcone
pH 7,7 unità pH a 20°C 6,5–9,5 Single value · Monfalcone
Sodium 8,3 mg/L 200 mg/l
4 %
Single value · Monfalcone
Sulphate 14,7 mg/L 250 mg/l
6 %
Single value · Monfalcone

Treatment substances (1)

Treatment substances – Monfalcone
Parameter Value Parametric value Share of the parametric value Reference
Total chlorine 0,02 mg/l Cl2 Single value · Monfalcone

Further parameters (6)

Further parameters – Monfalcone
Parameter Value Parametric value Share of the parametric value Reference
Calcium 53,0 mg/L Single value · Monfalcone
Dry residue 239 mg/L Single value · Monfalcone
Hydrogen carbonate 206 mg/L Single value · Monfalcone
Magnesium 13 mg/L Single value · Monfalcone
Potassium 1 mg/L Single value · Monfalcone
Total hardness 19 °F Single value · Monfalcone

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.irisacqua.it/wp-content/uploads/2020/07/QualitÃ-dellacqua-I-semestre-2018.pdf · Anno 2018 - I semestre · retrieved on 08/07/2026

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.

Legal basis: Art. 18 D.Lgs. 18/2023 as amended by D.Lgs. 102/2025 (transposition of EU Directive 2020/2184). The values are not official — the publication of the Gestore, to which every row links, remains authoritative. Assignment of the comune: information in the analysis document, resolved against the municipality list of ISTAT (territorial status 01.01.2026, CC BY 4.0).