Water quality in my areaWater in my area

Sampling date: 21/4/2020
Indicative parametersUnit of measurementValueMax. Parametric value1
Turbidity NTUNTU0.16<1.0
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable – no unusual change
TasteAcceptableAcceptable – no unusual change
Chloridesmg Cl-/l8.6250
ConductivityμS/cm at 20oC4892500
Hydrogen ion concentrationpH units7.4≥6.5 and ≤9.5
Microbiological parametersUnit of measurementValueMax. Parametric value1
Residual chlorinemg/l0.44≥0.2 2
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies at 22οCCFU/ml<1 4No change

1 GOVERNMENT GAZETTE 3282/B’/19-9-2017, “Quality of water intended for human consumption”.

2 GOVERNMENT GAZETTE 5 Β’/9-1-1958, “Disinfection of water”.

3 Limit of Quantification.

4 According to ISO 8199:2018:

No colonies: <1 : “Not detected in the analytical test portion” (ND)

1-2 colonies: “Microorganisms are present in the volume studied”

3-9 colonies: “Estimated number in the volume studied”.

Sampling date: 18/4/2020
Indicative parametersUnit of measurementValueMax Parametric value1
Turbidity NTUNTU0.55<1.0
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable – no unusual change
TasteAcceptableAcceptable – no unusual change
Chloridesmg Cl-/l9.2250
ConductivityμS/cm at 20oC4862500
Hydrogen ion concentrationpH units7.5≥6.5 and ≤9.5
Microbiological parametersUnit of measurementValueMax. Parametric value1
Residual chlorinemg/l0.31≥0.2 2
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies at 22οCCFU/ml<1 4No change

1 GOVERNMENT GAZETTE 3282/B’/19-9-2017, “Quality of water intended for human consumption”.

2 GOVERNMENT GAZETTE 5 Β’/9-1-1958, “Disinfection of water”.

3 Limit of Quantification.

4 According to ISO 8199:2018:

No colonies: <1 : “Not detected in the analytical test portion” (ND)

1-2 colonies: “Microorganisms are present in the volume studied”

3-9 colonies: “Estimated number in the volume studied”.

Sampling date: 26/4/2020
Indicative parametersUnit of measurementValueMax Parametric value1
Turbidity NTUNTU0.13<1.0
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable – no unusual change
TasteAcceptableAcceptable – no unusual change
Chloridesmg Cl-/l9.2250
ConductivityμS/cm at 20oC4632500
Hydrogen ion concentrationpH units7.4≥6.5 and ≤9.5
Microbiological parametersUnit of measurementValueMax. Parametric value1
Residual chlorinemg/l0.48≥0.2 2
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies 22οCCFU/ml<1 4No change

1 GOVERNMENT GAZETTE 3282/B’/19-9-2017, “Quality of water intended for human consumption”.

2 GOVERNMENT GAZETTE 5 Β’/9-1-1958, “Disinfection of water”.

3 Limit of Quantification.

4 According to ISO 8199:2018:

No colonies: <1 : “Not detected in the analytical test portion” (ND)

1-2 colonies: “Microorganisms are present in the volume studied”

3-9 colonies: “Estimated number in the volume studied”.

Sampling date: 23/4/2020
Indicative parameters Unit of measurementValueMax Parametric value1
Turbidity NTUNTU0.17<1.0
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable – no unusual change
TasteAcceptableAcceptable  – no unusual change
Aluminiumμg Al/l<20200
Chloridesmg Cl-/l11.0250
ConductivityμS/cm at 20oC4712500
Hydrogen ion concentrationpH units7.3≥6.5 and ≤9.5
Microbiological parametersUnit of measurementValueMax Parametric value1
Residual chlorinemg/l0.47≥0.2 2
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies at 22οCCFU/ml<1 4No change

1 GOVERNMENT GAZETTE 3282/B’/19-9-2017, “Quality of water intended for human consumption”.

2 GOVERNMENT GAZETTE 5 Β’/9-1-1958, “Disinfection of water”.

3 Limit of Quantification.

4 According to ISO 8199:2018:

No colonies: <1 : “Not detected in the analytical test portion” (ND)

1-2 colonies: “Microorganisms are present in the volume studied”

3-9 colonies: “Estimated number in the volume studied”.

Sampling date: 22/4/2020
Indicative parameters Unit of measurementValueMax Parametric value1
Turbidity NTUNTU0.24<1.0
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable  – no unusual change
TasteAcceptableAcceptable – no unusual change
Chloridesmg Cl-/l9.0250
ConductivityμS/cm at 20oC4742500
Hydrogen ion concentrationpH units7.5≥6.5 and ≤9.5
Microbiological parameters Unit of measurementValueMax Parametric value1
Residual chlorinemg/l0.46≥0.2 2
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies at 22οCCFU/ml<1 4No change

1 GOVERNMENT GAZETTE 3282/B’/19-9-2017, “Quality of water intended for human consumption”.

2 GOVERNMENT GAZETTE 5 Β’/9-1-1958, “Disinfection of water”.

3 Limit of Quantification.

4 According to ISO 8199:2018:

No colonies: <1 : “Not detected in the analytical test portion” (ND)

1-2 colonies: “Microorganisms are present in the volume studied”

3-9 colonies: “Estimated number in the volume studied”.

Sampling date: 16/4/2020
Indicative parametersUnit of measurementValueMax Parametric value1
Turbidity NTUNTU0.15<1.0
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable – no unusual change
TasteAcceptableAcceptable – no unusual change
Aluminiumμg Al/l<20200
Chloridesmg Cl-/l10.0250
ConductivityμS/cm at 20oC4712500
Hydrogen ion concentrationpH units7.4≥6.5 and ≤9.5
Microbiological parametersUnit of measurementValueMax Parametric value1
Residual chlorinemg/l0.46≥0.2 2
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies at 22οCCFU/ml<1 4No change

1 GOVERNMENT GAZETTE 3282/B’/19-9-2017, “Quality of water intended for human consumption”.

2 GOVERNMENT GAZETTE 5 Β’/9-1-1958, “Disinfection of water”.

3 Limit of Quantification.

4 According to ISO 8199:2018:

No colonies: <1 : “Not detected in the analytical test portion” (ND)

1-2 colonies: “Microorganisms are present in the volume studied”

3-9 colonies: “Estimated number in the volume studied”.

Sampling date: 29/4/2020
Indicative parametersUnit of measurementValueMax Parametric value1
Turbidity NTUNTU0.66<1.0
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable – no unusual change
TasteAcceptableAcceptable – no unusual change
Aluminiumμg Al/l<20200
Chloridesmg Cl-/l8.6250
ConductivityμS/cm at 20oC4682500
Hydrogen ion concentrationpH units7.5≥6.5 and ≤9.5
Microbiological parametersUnit of measurementValueMax Parametric value1
Residual chlorinemg/l0.44≥0.2 2
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies at 22οCCFU/ml<1 4No change

1 GOVERNMENT GAZETTE 3282/B’/19-9-2017, “Quality of water intended for human consumption”.

2 GOVERNMENT GAZETTE 5 Β’/9-1-1958, “Disinfection of water”.

3 Limit of Quantification.

4 According to ISO 8199:2018:

No colonies: <1 : “Not detected in the analytical test portion” (ND)

1-2 colonies: “Microorganisms are present in the volume studied”

3-9 colonies: “Estimated number in the volume studied”.

Sampling date: 25/4/2020
Indicative parametersUnit of measurementValueMax Parametric value1
Turbidity NTUNTU<0.12 3<1.0
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable – no unusual change
TasteAcceptableAcceptable – no unusual change
Aluminiumμg Al/l24.9200
Chloridesmg Cl-/l9.6250
ConductivityμS/cm at 20oC3642500
Hydrogen ion concentrationpH units7.6≥6.5 and≤9.5
Microbiological parametersUnit of measurementValueMax Parametric value1
Residual chlorinemg/l0.45≥0.2 2
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies at 22οCCFU/ml<1 4No change

1 GOVERNMENT GAZETTE 3282/B’/19-9-2017, “Quality of water intended for human consumption”.

2 GOVERNMENT GAZETTE 5 Β’/9-1-1958, “Disinfection of water”.

3 Limit of Quantification.

4 According to ISO 8199:2018:

No colonies: <1 : “Not detected in the analytical test portion” (ND)

1-2 colonies: “Microorganisms are present in the volume studied”

3-9 colonies: “Estimated number in the volume studied”.

Sampling date: 14/4/2020
Indicative parametersUnit of measurementValueMax Parametric value1
Turbidity NTUNTU0.25
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable – no unusual change
TasteAcceptableAcceptable – no unusual change
Aluminiumμg Al/l<20200
Chloridesmg Cl-/l23.4250
ConductivityμS/cm at 20oC504
Hydrogen ion concentrationpH units7.6≥6.5 and ≤9.5
Microbiological parametersUnit of measurementValueMax Parametric value1
Residual chlorinemg/l0.34≥0.2 2
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies at 22οCCFU/ml<1 4No change

1 GOVERNMENT GAZETTE 3282/B’/19-9-2017, “Quality of water intended for human consumption”.

2 GOVERNMENT GAZETTE 5 Β’/9-1-1958, “Disinfection of water”.

3 Limit of Quantification.

4 According to ISO 8199:2018:

No colonies: <1 : “Not detected in the analytical test portion” (ND)

1-2 colonies: “Microorganisms are present in the volume studied”

3-9 colonies: “Estimated number in the volume studied”.

Sampling date: 14/4/2020
Indicative parametersUnit of measurementValueMax Parametric value1
TurbidityNTUNTU0.42<1.0
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable – no unusual change
TasteAcceptableAcceptable – no unusual change
Aluminiumμg Al/l27.3200
Chloridesmg Cl-/l9.0250
ConductivityμS/cm at 20oC3772500
Hydrogen ion concentrationpH units7.8≥6.5 and ≤9.5
Microbiological parametersUnit of measurementValueMax Parametric value1
Residual chlorinemg/l0.33≥0.2 2
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies at 22οCCFU/ml<1 4No change

1 GOVERNMENT GAZETTE 3282/B’/19-9-2017, “Quality of water intended for human consumption”.

2 GOVERNMENT GAZETTE 5 Β’/9-1-1958, “Disinfection of water”.

3 Limit of Quantification.

4 According to ISO 8199:2018:

No colonies: <1 : “Not detected in the analytical test portion” (ND)

1-2 colonies: “Microorganisms are present in the volume studied”

3-9 colonies: “Estimated number in the volume studied”.

Sampling date: 30/4/2020
Indicative parametersUnit of measurementValueMax Parametric value1
Turbidity NTUNTU<0.12 3<1.0
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable – no unusual change
TasteAcceptableAcceptable – no unusual change
Aluminiumμg Al/l25.9200
Chloridesmg Cl-/l8.8250
ConductivityμS/cm at 20oC3642500
Hydrogen ion concentrationpH units7.5≥6.5 and ≤9.5
Microbiological parametersUnit of measurementValueMax Parametric value1
Residual chlorinemg/l0.31≥0.2 2
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies at 22οCCFU/ml<1 4No change

1 GOVERNMENT GAZETTE 3282/B’/19-9-2017, “Quality of water intended for human consumption”.

2 GOVERNMENT GAZETTE 5 Β’/9-1-1958, “Disinfection of water”.

3 Limit of Quantification.

4 According to ISO 8199:2018:

No colonies: <1 : “Not detected in the analytical test portion” (ND)

1-2 colonies: “Microorganisms are present in the volume studied”

3-9 colonies: “Estimated number in the volume studied”.

Sampling date: 16/4/2020
Indicative parametersUnit of measurementValueMax Parametric value1
Turbidity NTUNTU0.12<1.0
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable – no unusual change
TasteAcceptableAcceptable – no unusual change
Aluminiumμg Al/l23.1200
Chloridesmg Cl-/l9.2250
ConductivityμS/cm at 20oC3702500
Hydrogen ion concentrationpH units7.6≥6.5 and ≤9.5
Microbiological parametersUnit of measurementValueMax Parametric value1
Residual chlorinemg/l0.38≥0.2 2
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies at 22οCCFU/ml<1 4No change

1 GOVERNMENT GAZETTE 3282/B’/19-9-2017, “Quality of water intended for human consumption”.

2 GOVERNMENT GAZETTE 5 Β’/9-1-1958, “Disinfection of water”.

3 Limit of Quantification.

4 According to ISO 8199:2018:

No colonies: <1 : “Not detected in the analytical test portion” (ND)

1-2 colonies: “Microorganisms are present in the volume studied”

3-9 colonies: “Estimated number in the volume studied”.

Sampling date: 21/4/2020
Indicative parametersUnit of measurementValueMax Parametric value1
Turbidity NTUNTU0.15<1.0
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable – no unusual change
TasteAcceptableAcceptable – no unusual change
Aluminiumμg Al/l<20200
Chloridesmg Cl-/l8.6250
ConductivityμS/cm at 20oC4672500
Hydrogen ion concentrationpH units7.6≥6.5 and ≤9.5
Microbiological parametersUnit of measuremenValueMax Parametric value1
Residual chlorinemg/l0.41≥0.2 2
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies at 22οCCFU/ml<1 4No change

1 GOVERNMENT GAZETTE 3282/B’/19-9-2017, “Quality of water intended for human consumption”.

2 GOVERNMENT GAZETTE 5 Β’/9-1-1958, “Disinfection of water”.

3 Limit of Quantification.

4 According to ISO 8199:2018:

No colonies: <1 : “Not detected in the analytical test portion” (ND)

1-2 colonies: “Microorganisms are present in the volume studied”

3-9 colonies: “Estimated number in the volume studied”.

Sampling date: 24/4/2020
Indicative parametersUnit of measurementValueMax Parametric value1
Turbidity NTUNTU0.25<1.0
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable – no unusual change
TasteAcceptableAcceptable – no unusual change
Aluminiumμg Al/l<20200
Chloridesmg Cl-/l9.0250
ConductivityμS/cm at 20oC4872500
Hydrogen ion concentrationpH units7.6≥6.5 and ≤9.5
Microbiological parametersUnit of measurementValueMax Parametric value1
Residual chlorinemg/l0.48≥0.2 2
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies at 22οCCFU/ml<1 4No change

1 GOVERNMENT GAZETTE 3282/B’/19-9-2017, “Quality of water intended for human consumption”.

2 GOVERNMENT GAZETTE 5 Β’/9-1-1958, “Disinfection of water”.

3 Limit of Quantification.

4 According to ISO 8199:2018:

No colonies: <1 : “Not detected in the analytical test portion” (ND)

1-2 colonies: “Microorganisms are present in the volume studied”

3-9 colonies: “Estimated number in the volume studied”.

Sampling date: 22/4/2020
Indicative parametersUnit of measurementValueMax Parametric value1
Turbidity NTUNTU0.14<1.0
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable – no unusual change
TasteAcceptableAcceptable – no unusual change
Chloridesmg Cl-/l8.0250
ConductivityμS/cm at 20oC4892500
Hydrogen ion concentrationpH units7.5≥6.5 and ≤9.5
Microbiological parametersUnit of measurementValueMax Parametric value1
Residual chlorinemg/l0.48≥0.2 2
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies at 22οCCFU/ml<1 4No change

1 GOVERNMENT GAZETTE 3282/B’/19-9-2017, “Quality of water intended for human consumption”.

2 GOVERNMENT GAZETTE 5 Β’/9-1-1958, “Disinfection of water”.

3 Limit of Quantification.

4 According to ISO 8199:2018:

No colonies: <1 : “Not detected in the analytical test portion” (ND)

1-2 colonies: “Microorganisms are present in the volume studied”

3-9 colonies: “Estimated number in the volume studied”.

Sampling date: 22/4/2020
Indicative parametersUnit of measurementValueMax Parametric value1
Turbidity NTUNTU<0.12 3<1.0
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable – no unusual change
TasteAcceptableAcceptable – no unusual change
Aluminiumμg Al/l<20200
Chloridesmg Cl-/l8.4250
ConductivityμS/cm at 20oC4622500
Hydrogen ion concentrationpH units7.6≥6.5 and ≤9.5
Microbiological parametersUnit of measurementValueMax Parametric value1
Residual chlorinemg/l0.45≥0.2 2
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies at 22οCCFU/ml<1 4No change

1 GOVERNMENT GAZETTE 3282/B’/19-9-2017, “Quality of water intended for human consumption”.

2 GOVERNMENT GAZETTE 5 Β’/9-1-1958, “Disinfection of water”.

3 Limit of Quantification.

4 According to ISO 8199:2018:

No colonies: <1 : “Not detected in the analytical test portion” (ND)

1-2 colonies: “Microorganisms are present in the volume studied”

3-9 colonies: “Estimated number in the volume studied”.

Sampling date: 24/4/2020
Indicative parametersUnit of measurementValueMax Parametric value1
Turbidity NTUNTU0.14<1.0
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable – no unusual change
TasteAcceptableAcceptable – no unusual change
Aluminiumμg Al/l<20200
Chloridesmg Cl-/l17.4250
ConductivityμS/cm at 20oC4192500
Hydrogen ion concentrationpH units7.7≥6.5 and ≤9.5
Microbiological parametersUnit of measurementValueMax Parametric value1
Residual chlorinemg/l0.38≥0.2 2
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies at 22οCCFU/ml<1 4No change

1 GOVERNMENT GAZETTE 3282/B’/19-9-2017, “Quality of water intended for human consumption”.

2 GOVERNMENT GAZETTE 5 Β’/9-1-1958, “Disinfection of water”.

3 Limit of Quantification.

4 According to ISO 8199:2018:

No colonies: <1 : “Not detected in the analytical test portion” (ND)

1-2 colonies: “Microorganisms are present in the volume studied”

3-9 colonies: “Estimated number in the volume studied”.

Sampling date: 20/4/2020
Indicative parametersUnit of measurementValueMax Parametric value1
Turbidity NTUNTU0.14<1.0
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable – no unusual change
TasteAcceptableAcceptable – no unusual change
Aluminiumμg Al/l<20200
Chloridesmg Cl-/l8.0250
ConductivityμS/cm at 20oC4682500
Hydrogen ion concentrationpH units7.6≥6.5 and ≤9.5
Microbiological parametersUnit of measurementValueMax Parametric value1
Residual chlorinemg/l0.35≥0.2 2
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies at 22οCCFU/ml<1 4No change

1 GOVERNMENT GAZETTE 3282/B’/19-9-2017, “Quality of water intended for human consumption”.

2 GOVERNMENT GAZETTE 5 Β’/9-1-1958, “Disinfection of water”.

3 Limit of Quantification.

4 According to ISO 8199:2018:

No colonies: <1 : “Not detected in the analytical test portion” (ND)

1-2 colonies: “Microorganisms are present in the volume studied”

3-9 colonies: “Estimated number in the volume studied”.

Sampling date: 29/4/2020
Indicative parametersUnit of measurementValueMax Parametric value1
Turbidity NTUNTU0.14<1.0
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable – no unusual change
TasteAcceptableAcceptable – no unusual change
Chloridesmg Cl-/l8.0250
ConductivityμS/cm at 20oC4702500
Hydrogen ion concentrationpH units7.4≥6.5 and ≤9.5
Microbiological parametersUnit of measurementValueMax Parametric value1
Residual chlorinemg/l0.45≥0.2 2
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies at 22οCCFU/ml<1 4No change

1 GOVERNMENT GAZETTE 3282/B’/19-9-2017, “Quality of water intended for human consumption”.

2 GOVERNMENT GAZETTE 5 Β’/9-1-1958, “Disinfection of water”.

3 Limit of Quantification.

4 According to ISO 8199:2018:

No colonies: <1 : “Not detected in the analytical test portion” (ND)

1-2 colonies: “Microorganisms are present in the volume studied”

3-9 colonies: “Estimated number in the volume studied”.

Sampling date: 27/4/2020
Indicative parametersUnit of measurementValueMax Parametric value1
Turbidity NTUNTU0.19<1.0
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable – no unusual change
TasteAcceptableAcceptable – no unusual change
Aluminiumμg Al/l26.3200
Chloridesmg Cl-/l9.4250
ConductivityμS/cm at 20oC3642500
Hydrogen ion concentrationpH units7.7≥6.5 and ≤9.5
Microbiological parametersUnit of measurementValueMax Parametric value1
Residual chlorinemg/l0.45≥0.2 2
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies at 22οCCFU/ml<1 4No change

1 GOVERNMENT GAZETTE 3282/B’/19-9-2017, “Quality of water intended for human consumption”.

2 GOVERNMENT GAZETTE 5 Β’/9-1-1958, “Disinfection of water”.

3 Limit of Quantification.

4 According to ISO 8199:2018:

No colonies: <1 : “Not detected in the analytical test portion” (ND)

1-2 colonies: “Microorganisms are present in the volume studied”

3-9 colonies: “Estimated number in the volume studied”.

Sampling date: 28/4/2020
Indicative parametersUnit of measurementValueMax Parametric value1
Turbidity NTUNTU0.20<1.0
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable – no unusual change
TasteAcceptableAcceptable – no unusual change
Aluminiumμg Al/l<20200
Chloridesmg Cl-/l9.4250
ConductivityμS/cm at 20oC4662500
Hydrogen ion concentrationpH units7.6≥6.5 and ≤9.5
Microbiological parametersUnit of measurementValueMax Parametric value1
Residual chlorinemg/l0.42≥0.2 2
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies at 22οCCFU/ml<1 4No change

1 GOVERNMENT GAZETTE 3282/B’/19-9-2017, “Quality of water intended for human consumption”.

2 GOVERNMENT GAZETTE 5 Β’/9-1-1958, “Disinfection of water”.

3 Limit of Quantification.

4 According to ISO 8199:2018:

No colonies: <1 : “Not detected in the analytical test portion” (ND)

1-2 colonies: “Microorganisms are present in the volume studied”

3-9 colonies: “Estimated number in the volume studied”.

Sampling date: 25/4/2020
Indicative parametersUnit of measurementValueMax Parametric value1
Turbidity NTUNTU0.21<1.0
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable – no unusual change
TasteAcceptableAcceptable – no unusual change
Aluminiumμg Al/l<20200
Chloridesmg Cl-/l9.8250
ConductivityμS/cm at 20oC4702500
Hydrogen ion concentrationpH units7.5≥6.5 and ≤9.5
Microbiological parametersUnit of measurementValueMax Parametric value1
Residual chlorinemg/l0.40≥0.2 2
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies at 22οCCFU/ml<1 4No change

1 GOVERNMENT GAZETTE 3282/B’/19-9-2017, “Quality of water intended for human consumption”.

2 GOVERNMENT GAZETTE 5 Β’/9-1-1958, “Disinfection of water”.

3 Limit of Quantification.

4 According to ISO 8199:2018:

No colonies: <1 : “Not detected in the analytical test portion” (ND)

1-2 colonies: “Microorganisms are present in the volume studied”

3-9 colonies: “Estimated number in the volume studied”.

Sampling date: 22/4/2020
Indicative parametersUnit of measurementValueMax Parametric value1
Turbidity NTUNTU<0.12 3<1.0
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable – no unusual change
TasteAcceptableAcceptable – no unusual change
Aluminiumμg Al/l25.3200
Chloridesmg Cl-/l8.4250
ConductivityμS/cm at 20oC3682500
Hydrogen ion concentrationpH units7.8≥6.5 and ≤9.5
Microbiological parametersUnit of measurementValueMax Parametric value1
Residual chlorinemg/l0.31≥0.2 2
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies at 22οCCFU/ml<1 4No change

1 GOVERNMENT GAZETTE 3282/B’/19-9-2017, “Quality of water intended for human consumption”.

2 GOVERNMENT GAZETTE 5 Β’/9-1-1958, “Disinfection of water”.

3 Limit of Quantification.

4 According to ISO 8199:2018:

No colonies: <1 : “Not detected in the analytical test portion” (ND)

1-2 colonies: “Microorganisms are present in the volume studied”

3-9 colonies: “Estimated number in the volume studied”.

Sampling date: 23/4/2020
Indicative parametersUnit of measurementValueMax Parametric value1
Turbidity NTUNTU0.12<1.0
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable – no unusual change
TasteAcceptableAcceptable – no unusual change
Aluminiumμg Al/l25.2200
Chloridesmg Cl-/l10.0250
ConductivityμS/cm at 20oC3652500
Hydrogen ion concentrationpH units7.7≥6.5 and ≤9.5
Microbiological parametersUnit of measurementValueMax Parametric value1
Residual chlorinemg/l0.40≥0.2 2
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies at 22οCCFU/ml<1 4No change

1 GOVERNMENT GAZETTE 3282/B’/19-9-2017, “Quality of water intended for human consumption”.

2 GOVERNMENT GAZETTE 5 Β’/9-1-1958, “Disinfection of water”.

3 Limit of Quantification.

4 According to ISO 8199:2018:

No colonies: <1 : “Not detected in the analytical test portion” (ND)

1-2 colonies: “Microorganisms are present in the volume studied”

3-9 colonies: “Estimated number in the volume studied”.

Sampling date: 27/4/2020
Indicative parametersUnit of measurementValueMax Parametric value1
Turbidity NTUNTU0.14<1.0
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable – no unusual change
TasteAcceptableAcceptable – no unusual change
Chloridesmg Cl-/l10.0250
ConductivityμS/cm at 20oC4762500
Hydrogen ion concentrationpH units7.4≥6.5 and ≤9.5
Microbiological parametersUnit of measurementValueMax Parametric value1
Residual chlorinemg/l0.48≥0.2 2
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies at 22οCCFU/ml<1 4No change

1 GOVERNMENT GAZETTE 3282/B’/19-9-2017, “Quality of water intended for human consumption”.

2 GOVERNMENT GAZETTE 5 Β’/9-1-1958, “Disinfection of water”.

3 Limit of Quantification.

4 According to ISO 8199:2018:

No colonies: <1 : “Not detected in the analytical test portion” (ND)

1-2 colonies: “Microorganisms are present in the volume studied”

3-9 colonies: “Estimated number in the volume studied”.

Sampling date: 30/4/2020
Indicative parametersUnit of measurementValueMax Parametric value1
TurbidityNTUNTU<0.12 3<1.0
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable – no unusual change
TasteAcceptableAcceptable – no unusual change
Aluminiumμg Al/l<20200
Chloridesmg Cl-/l8.8250
ConductivityμS/cm at 20oC4662500
Hydrogen ion concentrationpH units7.7≥6.5 and≤9.5
Microbiological parametersUnit of measurementValueMax Parametric value1
Residual chlorinemg/l0.39≥0.2 2
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies at 22οCCFU/ml<1 4No change

1 GOVERNMENT GAZETTE 3282/B’/19-9-2017, “Quality of water intended for human consumption”.

2 GOVERNMENT GAZETTE 5 Β’/9-1-1958, “Disinfection of water”.

3 Limit of Quantification.

4 According to ISO 8199:2018:

No colonies: <1 : “Not detected in the analytical test portion” (ND)

1-2 colonies: “Microorganisms are present in the volume studied”

3-9 colonies: “Estimated number in the volume studied”.

Sampling date: 24/4/2020
Indicative parametersUnit of measurementValueMax Parametric value1
Turbidity NTUNTU0.16<1.0
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable – no unusual change
TasteAcceptableAcceptable – no unusual change
Aluminiumμg Al/l23.2200
Chloridesmg Cl-/l9.2250
ConductivityμS/cm at 20oC3672500
Hydrogen ion concentrationpH units7.9≥6.5 and ≤9.5
Microbiological parametersUnit of measurementValueMax Parametric value1
Residual chlorinemg/l0.31≥0.2 2
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies at 22οCCFU/ml<1 4No change

1 GOVERNMENT GAZETTE 3282/B’/19-9-2017, “Quality of water intended for human consumption”.

2 GOVERNMENT GAZETTE 5 Β’/9-1-1958, “Disinfection of water”.

3 Limit of Quantification.

4 According to ISO 8199:2018:

No colonies: <1 : “Not detected in the analytical test portion” (ND)

1-2 colonies: “Microorganisms are present in the volume studied”

3-9 colonies: “Estimated number in the volume studied”.

Sampling date: 15/4/2020
Indicative parametersUnit of measurementValueMax Parametric value1
Turbidity NTUNTU0.15<1.0
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable – no unusual change
TasteAcceptableAcceptable – no unusual change
Aluminiumμg Al/l24.2200
Chloridesmg Cl-/l10.0250
ConductivityμS/cm at 20oC3762500
Hydrogen ion concentrationpH units7.8≥6.5 and ≤9.5
Microbiological parametersUnit of measurementValueMax Parametric value1
Residual chlorinemg/l0.37≥0.2 2
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies at 22οCCFU/ml<1 4No change

1 GOVERNMENT GAZETTE 3282/B’/19-9-2017, “Quality of water intended for human consumption”.

2 GOVERNMENT GAZETTE 5 Β’/9-1-1958, “Disinfection of water”.

3 Limit of Quantification.

4 According to ISO 8199:2018:

No colonies: <1 : “Not detected in the analytical test portion” (ND)

1-2 colonies: “Microorganisms are present in the volume studied”

3-9 colonies: “Estimated number in the volume studied”.

Sampling date: 17/4/2020
Indicative parametersUnit of measurementValueMax Parametric value1
Turbidity NTUNTU0.13<1.0
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable – no unusual change
TasteAcceptableAcceptable – no unusual change
Aluminiumμg Al/l<20200
Chloridesmg Cl-/l10.0250
ConductivityμS/cm at 20oC4692500
Hydrogen ion concentrationpH units7.4≥6.5 and ≤9.5
Microbiological parametersUnit of measurementValueMax Parametric value1
Residual chlorinemg/l0.45≥0.2 2
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies at 22οCCFU/ml<1 4No change

1 GOVERNMENT GAZETTE 3282/B’/19-9-2017, “Quality of water intended for human consumption”.

2 GOVERNMENT GAZETTE 5 Β’/9-1-1958, “Disinfection of water”.

3 Limit of Quantification.

4 According to ISO 8199:2018:

No colonies: <1 : “Not detected in the analytical test portion” (ND)

1-2 colonies: “Microorganisms are present in the volume studied”

3-9 colonies: “Estimated number in the volume studied”.

Sampling date: 28/4/2020
Indicative parametersUnit of measurementValueMax Parametric value1
Turbidity NTUNTU0.14<1.0
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable – no unusual change
TasteAcceptableAcceptable – no unusual change
Aluminiumμg Al/l<20200
Chloridesmg Cl-/l9.4250
ConductivityμS/cm at 20oC4682500
Hydrogen ion concentrationpH units7.4≥6.5 and ≤9.5
Microbiological parametersUnit of measurementValueMax Parametric value1
Residual chlorinemg/l0.41≥0.2 2
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies at 22οCCFU/ml<1 4No change

1 GOVERNMENT GAZETTE 3282/B’/19-9-2017, “Quality of water intended for human consumption”.

2 GOVERNMENT GAZETTE 5 Β’/9-1-1958, “Disinfection of water”.

3 Limit of Quantification.

4 According to ISO 8199:2018:

No colonies: <1 : “Not detected in the analytical test portion” (ND)

1-2 colonies: “Microorganisms are present in the volume studied”

3-9 colonies: “Estimated number in the volume studied”.

Sampling date: 21/4/2020
Indicative parametersUnit of measurementValueMax Parametric value1
Turbidity NTUNTU<0.12 3<1.0
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable – no unusual change
TasteAcceptableAcceptable – no unusual change
Aluminiumμg Al/l22.6200
Chloridesmg Cl-/l8.6250
ConductivityμS/cm at 20oC3692500
Hydrogen ion concentrationpH units7.7≥6.5 and ≤9.5
Microbiological parametersUnit of measurementValueMax Parametric value1
Residual chlorinemg/l0.42≥0.22
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies at 22οCCFU/ml<1 4No change

1 GOVERNMENT GAZETTE 3282/B’/19-9-2017, “Quality of water intended for human consumption”.

2 GOVERNMENT GAZETTE 5 Β’/9-1-1958, “Disinfection of water”.

3 Limit of Quantification.

4 According to ISO 8199:2018:

No colonies: <1 : “Not detected in the analytical test portion” (ND)

1-2 colonies: “Microorganisms are present in the volume studied”

3-9 colonies: “Estimated number in the volume studied”.

Sampling date: 23/4/2020
Indicative parametersUnit of measurementValueMax Parametric value1
Turbidity NTUNTU0.38<1.0
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable – no unusual change
TasteAcceptableAcceptable – no unusual change
Chloridesmg Cl-/l10.8250
ConductivityμS/cm at 20oC4812500
Hydrogen ion concentrationpH units7.6≥6.5 and ≤9.5
Microbiological parametersUnit of measurementValueMax Parametric value1
Residual chlorinemg/l0.33≥0.2 2
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies at 22οCCFU/ml<1 4No change

1 GOVERNMENT GAZETTE 3282/B’/19-9-2017, “Quality of water intended for human consumption”.

2 GOVERNMENT GAZETTE 5 Β’/9-1-1958, “Disinfection of water”.

3 Limit of Quantification.

4 According to ISO 8199:2018:

No colonies: <1 : “Not detected in the analytical test portion” (ND)

1-2 colonies: “Microorganisms are present in the volume studied”

3-9 colonies: “Estimated number in the volume studied”.

Sampling date: 20/4/2020
Indicative parametersUnit of measurementValueMax Parametric value1
Turbidity NTUNTU<0.12 3<1.0
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable – no unusual change
TasteAcceptableAcceptable – no unusual change
Chloridesmg Cl-/l8.6250
ConductivityμS/cm at 20oC4862500
Hydrogen ion concentrationpH units7.6≥6.5 and ≤9.5
Microbiological parametersUnit of measurementValueMax Parametric value1
Residual chlorinemg/l0.43≥0.2 2
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies at 22οCCFU/ml<1 4No change

1 GOVERNMENT GAZETTE 3282/B’/19-9-2017, “Quality of water intended for human consumption”.

2 GOVERNMENT GAZETTE 5 Β’/9-1-1958, “Disinfection of water”.

3 Limit of Quantification.

4 According to ISO 8199:2018:

No colonies: <1 : “Not detected in the analytical test portion” (ND)

1-2 colonies: “Microorganisms are present in the volume studied”

3-9 colonies: “Estimated number in the volume studied”.

Sampling date: 17/4/2020
Indicative parametersUnit of measurementValueMax Parametric value1
Turbidity NTUNTU0.23<1.0
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable – no unusual change
TasteAcceptableAcceptable – no unusual change
Aluminiumμg Al/l23.4200
Chloridesmg Cl-/l9.0250
ConductivityμS/cm at 20oC3772500
Hydrogen ion concentrationpH units7.8≥6.5 and ≤9.5
Microbiological parametersUnit of measurementValueMax Parametric value1
Residual chlorinemg/l0.47≥0.2 2
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies at 22οCCFU/ml<1 4No change

1 GOVERNMENT GAZETTE 3282/B’/19-9-2017, “Quality of water intended for human consumption”.

2 GOVERNMENT GAZETTE 5 Β’/9-1-1958, “Disinfection of water”.

3 Limit of Quantification.

4 According to ISO 8199:2018:

No colonies: <1 : “Not detected in the analytical test portion” (ND)

1-2 colonies: “Microorganisms are present in the volume studied”

3-9 colonies: “Estimated number in the volume studied”.

Sampling date: 28/4/2020
Indicative parametersUnit of measurementValueMax Parametric value1
Turbidity NTUNTU0.16<1.0
Chromemg/l Pt<3 3Acceptable
OdourAcceptableAcceptable – no unusual change
TasteAcceptableAcceptable – no unusual change
Aluminiumμg Al/l22.4200
Chloridesmg Cl-/l10.0250
ConductivityμS/cm at 20oC3652500
Hydrogen ion concentrationpH units7.7≥6.5 and ≤9.5
Microbiological parametersUnit of measurementValueMax Parametric value1
Residual chlorinemg/l0.40≥0.2 2
ColiformsCFU / 100mND40
Escherichia coli (E. coli)CFU / 100mND40
EnterococciCFU / 100mlND40
No. of colonies at 22οCCFU/ml<1 4No change

*Joint Ministerial Decision No. Γ1(δ)/ ΓΠ οικ.67322 (Government Gazette 3282/Β ́/19-9-2017) “Quality of water for human consumption”
** Joint Ministerial Decision No. Υ.Μ. 5673/58 (Government Gazette 5/B/9.1.1958) on disinfection of water for water supply.
***limit of quantification of the method

TABLE OF MINIMUM AND MAXIMUM PARAMETRIC VALUES IN WATER SAMPLES IN WATER SUPPLY NETWORK OF EHATH SA YEAR 2017

 

Indicator parameters/units*Parametric Values*minmax
Aluminium, μg/l200<2086,2
Ammonium, mg/l0,5<LOD (Limit Of Detection)ND (not detected)
Chloride, mg/l250749
Clostridium perfringens, cfu / 100ml000
ColourAcceptable to consumers and no abnormal change00
Conductivity, μS/cm at 20οC2500325626
Hydrogen ion concentration pH (expressed in pH units)≥6,5 and ≤9,57,228,05
Iron (total), μg/l200<LOD (Limit Of Detection)100,47
Magnanese, μg/l50<LOD (Limit Of Detection)4,086
OdourAcceptable to consumers and no abnormal changeAcceptableAcceptable
Oxidisability, mg O2/l50,11
Sulfate, mg/l2506,3238,11
Sodium, mg/l2003,8717,55
TasteAcceptable to consumers and no abnormal changeAcceptableAcceptable
Colony count 22οC, cfu/ml sampleno abnormal change00
 Colony count 37οC, cfu/ml sampleno abnormal change00
Total Coliforms, cfu/100 ml sample000
Total organic carbon (TOC) mg/lno abnormal change0,1121,501
Free residual chlorine, mg/l**Legislation does not set an upper limit0,200,43
Turbidity NTU<1,00,080,998
Microbiological parameters/units*Parametric Values*minmax
Escherichia coli (E. coli), cfu / 100ml000
Chemical parameters/units*Parametric Values*minmax
Antimony, μg/l5<1,25<1,25
Arsenic, μg/l10<26,3
Benzene, μg/l1<0,024<0,024
Benzo(a)pyrene, μg/l0,01<0,00135<0,00135
Boron, mg/l1<0,1<0,1
Bromate, μg/l10ND (not detected)3,05
Cadmium, μg/l5<0,5<0,5
Chromium, μg/l50<5<5
Copper, mg/l2<0,0020,01
Cyanide, μg/l5000
1,2-dichloroethane, μg/l3<0,070,081
Fluoride, mg/l1,50,070,16
Lead, μg/l10<1<1
Mercury, μg/l1<0,2<0,2
Nickel, μg/l20<25,81
Nitrate, mg/l501,3111,7
Nitrite, mg/l0,500
Pesticides, μg/l0,50,00230,0648
Polycyclic aromatic hydrocarbons, μg/l0,1<0,0018<0,0018
Selenium, μg/l10<1<1
Tetrachloroethene and Trichloroethene, μg/l10<0,06<0,06
Trihalomethanes — total, μg/l1000,3319,17

*Joint Ministerial Decision No. Γ1(δ)/ ΓΠ οικ.67322 (Government Gazette 3282/Β ́/19-9-2017) “Quality of water for human consumption”
** Joint Ministerial Decision No. Υ.Μ. 5673/58 (Government Gazette 5/B/9.1.1958) on disinfection of water for water supply.

Consumers who wish to obtain a water quality certificate for use with the Hellenic Food Agency, the human and animal health agency or other government agency, or the results of the relevant tests, can contact EYATH S.A.’s head offices, 127 Egnatias St., 6th floor (Secretariat) and submit a request (home / business).

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