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Italy · Comune

Drinking water in Lanzo Torinese

One supply zone, published by Società Metropolitana Acque Torino S.p.A. (SMAT). 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).

Water hardness
2.2 °dH
Key values Comune di Lanzo Torinese
Parameter Value Parametric value Share of the parametric value Reference
Sum of PFAS 0 µg/l 0.1 µg/l
0 %
Mean · Comune di Lanzo Torinese
Nitrate < 5 mg/l
below limit of quantification
50 mg/l
< 10 % *
Mean · Comune di Lanzo Torinese
Lead < 1 µg/l
below limit of quantification
10 µg/l
< 10 % *
Mean · Comune di Lanzo Torinese
Escherichia coli (E. coli) 0 numero/100 ml 0/100 ml Median · Comune di Lanzo Torinese
Sulphate < 10 mg/l
below limit of quantification
250 mg/l
< 4 % *
Mean · Comune di Lanzo Torinese
Sodium < 10 mg/l
below limit of quantification
200 mg/l
< 5 % *
Mean · Comune di Lanzo Torinese

* 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 (48 — most recent value per parameter)

Microbiology (2)

Microbiology – Comune di Lanzo Torinese
Parameter Value Parametric value Share of the parametric value Reference
Escherichia coli (E. coli) 0 numero/100 ml 0/100 ml Median · Comune di Lanzo Torinese
Intestinal enterococci 0 numero/100 ml 0/100 ml Median · Comune di Lanzo Torinese

Chemical parameters (24)

Chemical parameters – Comune di Lanzo Torinese
Parameter Value Parametric value Share of the parametric value Reference
1,2-dichloroethane < 0,5 µg/l
below limit of quantification
3 µg/l
< 17 % *
Mean · Comune di Lanzo Torinese
Antimony 0,1 µg/l 10 µg/l
1 %
Mean · Comune di Lanzo Torinese
Arsenic 1 µg/l 10 µg/l
10 %
Mean · Comune di Lanzo Torinese
Benzene < 0,2 µg/l
below limit of quantification
1 µg/l
< 20 % *
Mean · Comune di Lanzo Torinese
Benzo(a)pyrene < 0,0025 µg/l
below limit of quantification
10 ng/l
< 25 % *
Mean · Comune di Lanzo Torinese
Boron < 0,02 mg/l
below limit of quantification
1.5 mg/l
< 1 % *
Mean · Comune di Lanzo Torinese
Bromate < 2 µg/l
below limit of quantification
10 µg/l
< 20 % *
Mean · Comune di Lanzo Torinese
Cadmium < 0,1 µg/l
below limit of quantification
5 µg/l
< 2 % *
Mean · Comune di Lanzo Torinese
Chlorite < 0,07 mg/l
below limit of quantification
0,25 — bzw. 0,70 bei Desinfektion mit Chlordioxid Mean · Comune di Lanzo Torinese
Chromium < 1 µg/l
below limit of quantification
50 µg/l
< 2 % *
Mean · Comune di Lanzo Torinese
Copper < 0,001 mg/l
below limit of quantification
2 mg/l
< < 0.1 % *
Mean · Comune di Lanzo Torinese
Cyanide < 1 µg/l
below limit of quantification
50 µg/l
< 2 % *
Mean · Comune di Lanzo Torinese
Fluoride < 0,07 mg/l
below limit of quantification
1.5 mg/l
< 5 % *
Mean · Comune di Lanzo Torinese
Lead < 1 µg/l
below limit of quantification
10 µg/l
< 10 % *
Mean · Comune di Lanzo Torinese
Mercury < 0,1 µg/l
below limit of quantification
1 µg/l
< 10 % *
Mean · Comune di Lanzo Torinese
Nickel 1 µg/l 20 µg/l
5 %
Mean · Comune di Lanzo Torinese
Nitrate < 5 mg/l
below limit of quantification
50 mg/l
< 10 % *
Mean · Comune di Lanzo Torinese
Nitrite < 0,02 mg/l
below limit of quantification
0.5 mg/l
< 4 % *
Mean · Comune di Lanzo Torinese
Pesticides — Total < 0,01 µg/l
below limit of quantification
0.5 µg/l
< 2 % *
Mean · Comune di Lanzo Torinese
Polycyclic aromatic hydrocarbons < 0,0063 µg/l
below limit of quantification
0.1 µg/l
< 6 % *
Mean · Comune di Lanzo Torinese
Selenium < 1 µg/l
below limit of quantification
20 µg/l
< 5 % *
Mean · Comune di Lanzo Torinese
Tetrachloroethene and Trichloroethene (sum) < 0,5 µg/l
below limit of quantification
10 µg/l
< 5 % *
Mean · Comune di Lanzo Torinese
Trihalomethanes — Total < 0,5 µg/l
below limit of quantification
30 µg/l
< 2 % *
Mean · Comune di Lanzo Torinese
Vinyl chloride < 0,1 µg/l
below limit of quantification
0.5 µg/l
< 20 % *
Mean · Comune di Lanzo Torinese

* 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 (1)

PFAS – Comune di Lanzo Torinese
Parameter Value Parametric value Share of the parametric value Reference
Sum of PFAS 0 µg/l 0.1 µg/l
0 %
Mean · Comune di Lanzo Torinese

Indicator parameters (14)

Indicator parameters – Comune di Lanzo Torinese
Parameter Value Parametric value Share of the parametric value Reference
Aluminium < 5 µg/l
below limit of quantification
0.2 mg/l
< 3 % *
Mean · Comune di Lanzo Torinese
Ammonium < 0,04 mg/l
below limit of quantification
0.5 mg/l
< 8 % *
Mean · Comune di Lanzo Torinese
Chloride < 5 mg/l
below limit of quantification
250 mg/l
< 2 % *
Mean · Comune di Lanzo Torinese
Clostridium perfringens (including spores) 0 numero/100 ml 0/100 ml Median · Comune di Lanzo Torinese
Coliform bacteria 0 numero/100 ml 0/100 ml Median · Comune di Lanzo Torinese
Colony count 22 °C 0 numero/ml senza variazioni anomale Median · Comune di Lanzo Torinese
Conductivity (25 °C) 124 µS/cm 2,500 µS/cm Mean · Comune di Lanzo Torinese
Iron 35 µg/l 0.2 mg/l
18 %
Mean · Comune di Lanzo Torinese
Manganese < 1 µg/l
below limit of quantification
50 µg/l
< 2 % *
Mean · Comune di Lanzo Torinese
pH 7,7 pH 6,5–9,5 Mean · Comune di Lanzo Torinese
Sodium < 10 mg/l
below limit of quantification
200 mg/l
< 5 % *
Mean · Comune di Lanzo Torinese
Sulphate < 10 mg/l
below limit of quantification
250 mg/l
< 4 % *
Mean · Comune di Lanzo Torinese
Total organic carbon (TOC) 250 µg/l senza variazioni anomale Mean · Comune di Lanzo Torinese
Turbidity 0,4 NTU accettabile per i consumatori, senza variazioni anomale Mean · Comune di Lanzo Torinese

* 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.

Treatment substances (1)

Treatment substances – Comune di Lanzo Torinese
Parameter Value Parametric value Share of the parametric value Reference
Free chlorine 0,12 mg/l Mean · Comune di Lanzo Torinese

Further parameters (6)

Further parameters – Comune di Lanzo Torinese
Parameter Value Parametric value Share of the parametric value Reference
Calcium 18,5 mg/l Mean · Comune di Lanzo Torinese
Dry residue 106 mg/l Mean · Comune di Lanzo Torinese
Magnesium < 2 mg/l
below limit of quantification
Mean · Comune di Lanzo Torinese
Potassium < 1 mg/l
below limit of quantification
Mean · Comune di Lanzo Torinese
Total hardness 4 °F Mean · Comune di Lanzo Torinese
Vanadium < 1 µg/l
below limit of quantification
0.14 mg/l
< 0.7 % *
Mean · Comune di Lanzo Torinese

* 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.smatorino.it/monitoraggio-acque/?comune=LANZO TORINESE · 2025 · 2025 · 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).