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Italy · Comune

Drinking water in Massello

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
7.3 °dH
Key values Comune di Massello
Parameter Value Parametric value Share of the parametric value Reference
Sum of PFAS 0,002 µg/l 0.1 µg/l
2 %
Mean · Comune di Massello
Nitrate < 5 mg/l
below limit of quantification
50 mg/l
< 10 % *
Mean · Comune di Massello
Lead < 1 µg/l
below limit of quantification
10 µg/l
< 10 % *
Mean · Comune di Massello
Escherichia coli (E. coli) 0 numero/100 ml 0/100 ml Median · Comune di Massello
Sulphate < 10 mg/l
below limit of quantification
250 mg/l
< 4 % *
Mean · Comune di Massello
Sodium < 10 mg/l
below limit of quantification
200 mg/l
< 5 % *
Mean · Comune di Massello

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

Chemical parameters (24)

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

* 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 Massello
Parameter Value Parametric value Share of the parametric value Reference
Sum of PFAS 0,002 µg/l 0.1 µg/l
2 %
Mean · Comune di Massello

Indicator parameters (14)

Indicator parameters – Comune di Massello
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 Massello
Ammonium < 0,04 mg/l
below limit of quantification
0.5 mg/l
< 8 % *
Mean · Comune di Massello
Chloride < 5 mg/l
below limit of quantification
250 mg/l
< 2 % *
Mean · Comune di Massello
Clostridium perfringens (including spores) 0 numero/100 ml 0/100 ml Median · Comune di Massello
Coliform bacteria 0 numero/100 ml 0/100 ml Median · Comune di Massello
Colony count 22 °C 0 numero/ml senza variazioni anomale Median · Comune di Massello
Conductivity (25 °C) 227 µS/cm 2,500 µS/cm Mean · Comune di Massello
Iron < 5 µg/l
below limit of quantification
0.2 mg/l
< 3 % *
Mean · Comune di Massello
Manganese < 1 µg/l
below limit of quantification
50 µg/l
< 2 % *
Mean · Comune di Massello
pH 8,1 pH 6,5–9,5 Mean · Comune di Massello
Sodium < 10 mg/l
below limit of quantification
200 mg/l
< 5 % *
Mean · Comune di Massello
Sulphate < 10 mg/l
below limit of quantification
250 mg/l
< 4 % *
Mean · Comune di Massello
Total organic carbon (TOC) 226 µg/l senza variazioni anomale Mean · Comune di Massello
Turbidity 0,2 NTU accettabile per i consumatori, senza variazioni anomale Mean · Comune di Massello

* 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 Massello
Parameter Value Parametric value Share of the parametric value Reference
Free chlorine < 0,03 mg/l
below limit of quantification
Mean · Comune di Massello

Further parameters (6)

Further parameters – Comune di Massello
Parameter Value Parametric value Share of the parametric value Reference
Calcium 44,5 mg/l Mean · Comune di Massello
Dry residue 174 mg/l Mean · Comune di Massello
Magnesium 5,4 mg/l Mean · Comune di Massello
Potassium < 1 mg/l
below limit of quantification
Mean · Comune di Massello
Total hardness 13 °F Mean · Comune di Massello
Vanadium < 1 µg/l
below limit of quantification
0.14 mg/l
< 0.7 % *
Mean · Comune di Massello

* 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=MASSELLO · 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).