Water quality in my areaWater in my area
- Saranta Ekklisies
- Agios Pavlos
- Ampelokipoi
- Analipsi
- Ano Poli
- Ano Toumba
- Aretsou
- Sindos Industrial Area
- Dendropotamos
- Efkarpia
- Evosmos
- Ilioupoli
- Kalamaria
- Kato Toumba
- City centre
- Kifisia
- Kordelio
- Konstantinoupolitika
- Menemeni
- Meteora
- Nea Krini
- Nea Paralia
- Neapoli
- Nikopoli
- Xirokrini
- Panorama
- Pefka
- Polichni
- Pylea
- Pylea (ΙΚΕΑ)
- Stavroupoli
- Sykies
- Triandria
- Finikas
- Oreokastro
- City network
Sampling date: 03/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max. Parametric value1 |
Turbidity NTU | NTU | 0.068 | <1.0 |
Colour | mg/l Pt-Co | <5 3 | Acceptable |
Odour | Acceptable | Acceptable – no unusual change | |
Taste | Acceptable | Acceptable – no unusual change | |
Aluminium | μg Al/l | 34 | 200 |
Conductivity | μS/cm at 20oC | 391 | 2500 |
pH | pH units | 7.7 | ≥6.5 and ≤9.5 |
Microbiological parameters | Unit of measurement | Value | Max. Parametric value1 |
Residual Chlorine | mg/l | 0.35 | ≥0.2 2 |
Total Coliforms | CFU / 100ml | ND4 | 0 |
Escherichia Coli (E. Coli) | CFU / 100ml | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
Colony count at 22οC | CFU/ml | <1 4 | No 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: 09/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max Parametric value1 |
Turbidity NTU | NTU | 0.061 | <1.0 |
Colour | mg/l Pt-Co | <5 3 | Acceptable |
Odour | Acceptable | Acceptable – no unusual change | |
Taste | Acceptable | Acceptable – no unusual change | |
Chlorides | mg Cl–/l | 14.0 | 250 |
Conductivity | μS/cm at 20oC | 506 | 2500 |
pH | pH units | 7.3 | ≥6.5 and ≤9.5 |
Microbiological parameters | Unit of measurement | Value | Max. Parametric value1 |
Residual chlorine | mg/l | 0.40 | ≥0.2 2 |
Coliforms | CFU / 100ml | ND4 | 0 |
Escherichia coli (E. coli) | CFU / 100ml | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
Colony count at 22οC | CFU/ml | <1 4 | No 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: 30/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max Parametric value1 |
Turbidity NTU | NTU | <0,050 ³ | <1.0 |
Colour | mg/l Pt-Co | <5 ³ | Acceptable |
Odour | Acceptable | Acceptable – no unusual change | |
Taste | Acceptable | Acceptable – no unusual change | |
Clorides | mg Cl–/l | 26.0 | 250 |
Conductivity | μS/cm at 20oC | 538 | 2500 |
pH | pH units | 7.3 | ≥6.5 and ≤9.5 |
Microbiological parameters | Unit of measurement | Value | Max. Parametric value1 |
Residual chlorine | mg/l | 0.45 | ≥0.2 2 |
Coliforms | CFU / 100ml | ND4 | 0 |
Escherichia coli (E. coli) | CFU / 100ml | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
Colony count 22οC | CFU/ml | <1 4 | No 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: 16/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max Parametric value1 |
Turbidity NTU | NTU | 0.054 | <1.0 |
Colour | mg/l Pt-Co | <5 3 | Acceptable |
Odour | Acceptable | Acceptable – no unusual change | |
Taste | Acceptable | Acceptable – no unusual change | |
Chlorides | mg Cl–/l | 10.4 | 250 |
Conductivity | μS/cm at 20oC | 491 | 2500 |
pH | pH units | 7.5 | ≥6.5 and ≤9.5 |
Microbiological parameters | Unit of measurement | Value | Max Parametric value1 |
Residual chlorine | mg/l | 0.43 | ≥0.2 2 |
Coliforms | CFU / 100ml | ND4 | 0 |
Escherichia coli (E. coli) | CFU / 100ml | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
Colony count at 22οC | CFU/ml | <1 4 | No 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: 08/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max Parametric value1 |
Turbidity NTU | NTU | 0.051 | <1.0 |
Colour | mg/l Pt-Co | <5 3 | Acceptable |
Odour | Acceptable | Acceptable – no unusual change | |
Taste | Acceptable | Acceptable – no unusual change | |
Chlorides | mg Cl–/l | 14.2 | 250 |
Conductivity | μS/cm at 20oC | 514 | 2500 |
pH | pH units | 7.5 | ≥6.5 and ≤9.5 |
Microbiological parameters | Unit of measurement | Value | Max Parametric value1 |
Residual chlorine | mg/l | 0.28 | ≥0.2 2 |
Coliforms | CFU / 100ml | ND4 | 0 |
Escherichia coli (E. coli) | CFU / 100ml | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
Colony count at 22οC | CFU/ml | <1 4 | No 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: 16/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max Parametric value1 |
Turbidity NTU | NTU | <0,050 ³ | <1.0 |
Colour | mg/l Pt-Co | <5 3 | Acceptable |
Odour | Acceptable | Acceptable – no unusual change | |
Taste | Acceptable | Acceptable – no unusual change | |
Aluminium | μg Al/l | 28 | 200 |
Conductivity | μS/cm at 20oC | 389 | 2500 |
pH | pH units | 7.8 | ≥6.5 and ≤9.5 |
Microbiological parameters | Unit of measurement | Value | Max Parametric value1 |
Residual chlorine | mg/l | 0.27 | ≥0.2 2 |
Coliforms | CFU / 100ml | ND4 | 0 |
Escherichia coli (E. coli) | CFU / 100ml | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
Colony count at 22οC | CFU/ml | <1 4 | No 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: 02/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max Parametric value1 |
Turbidity NTU | NTU | 0.132 | <1.0 |
Colour | mg/l Pt-Co | <5 3 | Acceptable |
Odour | Acceptable | Acceptable – no unusual change | |
Taste | Acceptable | Acceptable – no unusual change | |
Chlorides | mg Cl–/l | 21.0 | 250 |
Conductivity | μS/cm at 20oC | 528 | 2500 |
pH | pH units | 7.8 | ≥6.5 and ≤9.5 |
Microbiological parameters | Unit of measurement | Value | Max Parametric value1 |
Residual chlorine | mg/l | 0.39 | ≥0.2 2 |
Coliforms | CFU / 100ml | ND4 | 0 |
Escherichia coli (E. coli) | CFU / 100ml | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
Colony count at 22οC | CFU/ml | <1 4 | No 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: 27/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max Parametric value1 |
Turbidity NTU | NTU | 0.058 | <1.0 |
Colour | mg/l Pt-Co | <5 3 | Acceptable |
Odour | Acceptable | Acceptable – no unusual change | |
Taste | Acceptable | Acceptable – no unusual change | |
Aluminium | μg Al/l | 36 | 200 |
Conductivity | μS/cm at 20oC | 379 | 2500 |
pH | pH units | 7.6 | ≥6.5 and≤9.5 |
Microbiological parameters | Unit of measurement | Value | Max Parametric value1 |
Residual chlorine | mg/l | 0.44 | ≥0.2 2 |
Coliforms | CFU / 100ml | ND4 | 0 |
Escherichia coli (E. coli) | CFU / 100ml | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
Colony count at 22οC | CFU/ml | <1 4 | No 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: 28/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max Parametric value1 |
Turbidity NTU | NTU | 0.121 | |
Colour | mg/l Pt-Co | <5 3 | Acceptable |
Odour | Acceptable | Acceptable – no unusual change | |
Taste | Acceptable | Acceptable – no unusual change | |
Aluminium | μg Al/l | <25 3 | 200 |
Chlorides | mg Cl–/l | 23.6 | 250 |
Conductivity | μS/cm at 20oC | 528 | |
pH | pH units | 7.8 | ≥6.5 and ≤9.5 |
Microbiological parameters | Unit of measurement | Value | Max Parametric value1 |
Residual chlorine | mg/l | 0.25 | ≥0.2 2 |
Coliforms | CFU / 100ml | ND4 | 0 |
Escherichia coli (E. coli) | CFU / 100ml | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
Colony count at 22οC | CFU/ml | <1 4 | No 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: 10/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max Parametric value1 |
TurbidityNTU | NTU | 0.068 | <1.0 |
Colour | mg/l Pt-Co | <5 3 | Acceptable |
Odour | Acceptable | Acceptable – no unusual change | |
Taste | Acceptable | Acceptable – no unusual change | |
Aluminium | μg Al/l | 40 | 200 |
Conductivity | μS/cm at 20oC | 391 | 2500 |
pH | pH units | 7.8 | ≥6.5 and ≤9.5 |
Microbiological parameters | Unit of measurement | Value | Max Parametric value1 |
Residual chlorine | mg/l | 0.36 | ≥0.2 2 |
Coliforms | CFU / 100ml | ND4 | 0 |
Escherichia coli (E. coli) | CFU / 100ml | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
Colony count at 22οC | CFU/ml | <1 4 | No 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: 22/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max Parametric value1 |
Turbidity NTU | NTU | 0.058 | <1.0 |
Colour | mg/l Pt-Co | <5 3 | Acceptable |
Odour | Acceptable | Acceptable – no unusual change | |
Taste | Acceptable | Acceptable – no unusual change | |
Aluminium | μg Al/l | 34 | 200 |
Conductivity | μS/cm at 20oC | 377 | 2500 |
pH | pH units | 7.7 | ≥6.5 and ≤9.5 |
Microbiological parameters | Unit of measurement | Value | Max Parametric value1 |
Residual chlorine | mg/l | 0.34 | ≥0.2 2 |
Coliforms | CFU / 100ml | ND4 | 0 |
Escherichia coli (E. coli) | CFU / 100ml | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
Colony count at 22οC | CFU/ml | <1 4 | No 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: 17/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max Parametric value1 |
Turbidity NTU | NTU | 0.059 | <1.0 |
Colour | mg/l Pt-Co | <5 3 | Acceptable |
Odour | Acceptable | Acceptable – no unusual change | |
Taste | Acceptable | Acceptable – no unusual change | |
Aluminium | μg Al/l | 28 | 200 |
Chlorides | mg Cl–/l | 19.8 | 250 |
Conductivity | μS/cm at 20oC | 467 | 2500 |
pH | pH units | 7.9 | ≥6.5 and ≤9.5 |
Microbiological parameters | Unit of measurement | Value | Max Parametric value1 |
Residual chlorine | mg/l | 0.25 | ≥0.2 2 |
Coliforms | CFU / 100ml | ND4 | 0 |
Escherichia coli (E. coli) | CFU / 100ml | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
Colony count at 22οC | CFU/ml | <1 4 | No 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: 16/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max Parametric value1 |
Turbidity NTU | NTU | <0,050 ³ | <1.0 |
Colour | mg/l Pt-Co | <5 3 | Acceptable |
Odour | Acceptable | Acceptable – no unusual change | |
Taste | Acceptable | Acceptable – no unusual change | |
Chlorides | mg Cl–/l | 12.4 | 250 |
Conductivity | μS/cm at 20oC | 492 | 2500 |
pH | pH units | 7.4 | ≥6.5 and ≤9.5 |
Microbiological parameters | Unit of measuremen | Value | Max Parametric value1 |
Residual chlorine | mg/l | 0.40 | ≥0.2 2 |
Coliforms | CFU / 100ml | ND4 | 0 |
Escherichia coli (E. coli) | CFU / 100ml | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
Colony count at 22οC | CFU/ml | <1 4 | No 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: 29/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max Parametric value1 |
Turbidity NTU | NTU | 0.079 | <1.0 |
Colour | mg/l Pt-Co | <5 3 | Acceptable |
Odour | Acceptable | Acceptable – no unusual change | |
Taste | Acceptable | Acceptable – no unusual change | |
Chlorides | mg Cl–/l | 26.6 | 250 |
Conductivity | μS/cm at 20oC | 552 | 2500 |
pH | pH units | 7.6 | ≥6.5 and ≤9.5 |
Microbiological parameters | Unit of measurement | Value | Max Parametric value1 |
Residual chlorine | mg/l | 0.34 | ≥0.2 2 |
Coliforms | CFU / 100ml | ND4 | 0 |
Escherichia coli (E. coli) | CFU / 100ml | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
Colony count at 22οC | CFU/ml | <1 4 | No 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: 14/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max Parametric value1 |
Turbidity NTU | NTU | 0.068 | <1.0 |
Colour | mg Pt-Co/l | <5 3 | Acceptable to consumers and no abnormal change |
Odour | Acceptable | Acceptable to consumers and no abnormal change |
|
Taste | Acceptable | Acceptable to consumers and no abnormal change |
|
Aluminium | μg Al/l | 32 | 200 |
Conductivity | μS/cm at 20oC | 381 | 2500 |
pH | pH units | 7.5 | ≥6.5 and ≤9.5 |
Microbiological parameters | Unit of measurement | Value | Max Parametric value1 |
Residual chlorine | mg/l | 0.30 | ≥0.2 2 |
Coliforms | CFU / 100ml | ND4 | 0 |
Escherichia coli (E. coli) | CFU / 100ml | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
Colony count at 22οC | CFU/ml | <1 4 | No abnormal change |
1 GOVERNMENT GAZETTE 3525/B’/25-05-2023, “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: 17/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max Parametric value1 |
Turbidity NTU | NTU | 0.058 | <1.0 |
Colour | mg/l Pt-Co | <5 3 | Acceptable |
Odour | Acceptable | Acceptable – no unusual change | |
Taste | Acceptable | Acceptable – no unusual change | |
Chlorides | mg Cl–/l | 10.4 | 250 |
Conductivity | μS/cm at 20oC | 488 | 2500 |
pH | pH units | 7.7 | ≥6.5 and ≤9.5 |
Microbiological parameters | Unit of measurement | Value | Max Parametric value1 |
Residual chlorine | mg/l | 0.45 | ≥0.2 2 |
Coliforms | CFU / 100ml | ND4 | 0 |
Escherichia coli (E. coli) | CFU / 100ml | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
Colony count at 22οC | CFU/ml | <1 4 | No 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: 11/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max Parametric value1 |
Turbidity NTU | NTU | 0.066 | <1.0 |
Colour | mg/l Pt-Co | <5 3 | Acceptable |
Odour | Acceptable | Acceptable – no unusual change | |
Taste | Acceptable | Acceptable – no unusual change | |
Aluminium | μg Al/l | 39 | 200 |
Chlorides | mg Cl–/l | 11.0 | 250 |
Conductivity | μS/cm at 20oC | 400 | 2500 |
pH | pH units | 7.7 | ≥6.5 and ≤9.5 |
Microbiological parameters | Unit of measurement | Value | Max Parametric value1 |
Residual chlorine | mg/l | 0.33 | ≥0.2 2 |
Coliforms | CFU / 100ml | ND4 | 0 |
Escherichia coli (E. coli) | CFU / 100ml | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
Colony count at 22οC | CFU/ml | <1 4 | No 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: 28/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max Parametric value1 |
Turbidity NTU | NTU | 0.128 | <1.0 |
Colour | mg/l Pt-Co | <5 3 | Acceptable |
Odour | Acceptable | Acceptable – no unusual change | |
Taste | Acceptable | Acceptable – no unusual change | |
Clorides | mg Cl–/l | 24.4 | 250 |
Conductivity | μS/cm at 20oC | 539 | 2500 |
pH | pH units | 7.8 | ≥6.5 and ≤9.5 |
Microbiological parameters | Unit of measurement | Value | Max Parametric value1 |
Residual chlorine | mg/l | 0.34 | ≥0.2 2 |
Coliforms | CFU / 100ml | ND4 | 0 |
Escherichia coli (E. coli) | CFU / 100ml | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
Colony count at 22οC | CFU/ml | <1 4 | No 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: 23/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max Parametric value1 |
Turbidity NTU | NTU | <0,050 ³ | <1.0 |
Colour | mg/l Pt-Co | <5 3 | Acceptable |
Odour | Acceptable | Acceptable – no unusual change | |
Taste | Acceptable | Acceptable – no unusual change | |
Chlorides | mg Cl–/l | 23.0 | 250 |
Conductivity | μS/cm at 20oC | 525 | 2500 |
pH | pH units | 7.5 | ≥6.5 and ≤9.5 |
Microbiological parameters | Unit of measurement | Value | Max Parametric value1 |
Residual chlorine | mg/l | 0.34 | ≥0.2 2 |
Coliforms | CFU / 100ml | ND4 | 0 |
Escherichia coli (E. coli) | CFU / 100ml | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
Colony count at 22οC | CFU/ml | <1 4 | No 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: 03/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max Parametric value1 |
Turbidity NTU | NTU | 0.070 | <1.0 |
Chrome | mg/l Pt | <5 3 | Acceptable |
Odour | Acceptable | Acceptable – no unusual change | |
Taste | Acceptable | Acceptable – no unusual change | |
Aluminium | μg Al/l | 37 | 200 |
Conductivity | μS/cm at 20oC | 394 | 2500 |
Hydrogen ion concentration | pH units | 7.6 | ≥6.5 and ≤9.5 |
Microbiological parameters | Unit of measurement | Value | Max Parametric value1 |
Residual chlorine | mg/l | 0.40 | ≥0.2 2 |
Coliforms | CFU / 100m | ND4 | 0 |
Escherichia coli (E. coli) | CFU / 100m | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
No. of colonies at 22οC | CFU/ml | <1 4 | No 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: 14/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max Parametric value1 |
Turbidity NTU | NTU | 0.105 | <1.0 |
Colour | mg/l Pt-Co | <5 3 | Acceptable |
Odour | Acceptable | Acceptable – no unusual change | |
Taste | Acceptable | Acceptable – no unusual change | |
Chlorides | mg Cl–/l | 10.0 | 250 |
Conductivity | μS/cm at 20oC | 486 | 2500 |
pH | pH units | 7.6 | ≥6.5 and ≤9.5 |
Microbiological parameters | Unit of measurement | Value | Max Parametric value1 |
Residual chlorine | mg/l | 0.35 | ≥0.2 2 |
Coliforms | CFU / 100ml | ND4 | 0 |
Escherichia coli (E. coli) | CFU / 100ml | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
Colony count at 22οC | CFU/ml | <1 4 | No 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: 24/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max Parametric value1 |
Turbidity NTU | NTU | 0.175 | <1.0 |
Colour | mg/l Pt-Co | <5 3 | Acceptable |
Odour | Acceptable | Acceptable – no unusual change | |
Taste | Acceptable | Acceptable – no unusual change | |
Chlorides | mg Cl–/l | 24.4 | 250 |
Conductivity | μS/cm at 20oC | 552 | 2500 |
pH | pH units | 7.4 | ≥6.5 and ≤9.5 |
Microbiological parameters | Unit of measurement | Value | Max Parametric value1 |
Residual chlorine | mg/l | 0.37 | ≥0.2 2 |
Coliforms | CFU / 100ml | ND4 | 0 |
Escherichia coli (E. coli) | CFU / 100ml | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
Colony count at 22οC | CFU/ml | <1 4 | No 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: 18/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max Parametric value1 |
Turbidity NTU | NTU | 0.091 | <1.0 |
Colour | mg/l Pt-Co | <5 3 | Acceptable |
Odour | Acceptable | Acceptable – no unusual change | |
Taste | Acceptable | Acceptable – no unusual change | |
Chlorides | mg Cl–/l | 10.2 | 250 |
Conductivity | μS/cm at 20oC | 487 | 2500 |
pH | pH units | 7.6 | ≥6.5 and ≤9.5 |
Microbiological parameters | Unit of measurement | Value | Max Parametric value1 |
Residual chlorine | mg/l | 0.30 | ≥0.2 2 |
Coliforms | CFU / 100ml | ND4 | 0 |
Escherichia coli (E. coli) | CFU / 100ml | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
Colony count at 22οC | CFU/ml | <1 4 | No 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: 04/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max Parametric value1 |
Turbidity NTU | NTU | 0.061 | <1.0 |
Colour | mg/l Pt | <5 3 | Acceptable |
Odour | Acceptable | Acceptable – no unusual change | |
Taste | Acceptable | Acceptable – no unusual change | |
Aluminium | μg Al/l | 39 | 200 |
Conductivity | μS/cm at 20oC | 390 | 2500 |
pH | pH units | 7.7 | ≥6.5 and ≤9.5 |
Microbiological parameters | Unit of measurement | Value | Max Parametric value1 |
Residual chlorine | mg/l | 0.35 | ≥0.2 2 |
Coliforms | CFU / 100ml | ND4 | 0 |
Escherichia coli (E. coli) | CFU / 100ml | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
Colony count at 22οC | CFU/ml | <1 4 | No 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: 07/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max Parametric value1 |
Turbidity NTU | NTU | 0.096 | <1.0 |
Colour | mg/l Pt-Co | <5 3 | Acceptable |
Odour | Acceptable | Acceptable – no unusual change | |
Taste | Acceptable | Acceptable – no unusual change | |
Chlorides | mg Cl–/l | 15.0 | 250 |
Conductivity | μS/cm at 20oC | 525 | 2500 |
pH | pH units | 7.4 | ≥6.5 and ≤9.5 |
Microbiological parameters | Unit of measurement | Value | Max Parametric value1 |
Residual chlorine | mg/l | 0.40 | ≥0.2 2 |
Coliforms | CFU / 100ml | ND4 | 0 |
Escherichia coli (E. coli) | CFU / 100ml | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
Colony count at 22οC | CFU/ml | <1 4 | No 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: 22/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max Parametric value1 |
Turbidity NTU | NTU | <0,050 ³ | <1.0 |
Colour | mg/l Pt-Co | <5 3 | Acceptable |
Odour | Acceptable | Acceptable – no unusual change | |
Taste | Acceptable | Acceptable – no unusual change | |
Clorides | mg Cl–/l | 15.4 | 250 |
Conductivity | μS/cm at 20oC | 495 | 2500 |
pH | pH units | 7.7 | ≥6.5 and≤9.5 |
Microbiological parameters | Unit of measurement | Value | Max Parametric value1 |
Residual chlorine | mg/l | 0.32 | ≥0.2 2 |
Coliforms | CFU / 100ml | ND4 | 0 |
Escherichia coli (E. coli) | CFU / 100ml | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
Colony count at 22οC | CFU/ml | <1 4 | No 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: 04/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max Parametric value1 |
Turbidity NTU | NTU | 0.050 | <1.0 |
Colour | mg/l Pt-Co | <5 ³ | Acceptable |
Odour | Acceptable | Acceptable – no unusual change | |
Taste | Acceptable | Acceptable – no unusual change | |
Aluminium | μg Al/l | 35 | 200 |
Conductivity | μS/cm at 20oC | 389 | 2500 |
pH | pH units | 7.9 | ≥6.5 and ≤9.5 |
Microbiological parameters | Unit of measurement | Value | Max Parametric value1 |
Residual chlorine | mg/l | 0.32 | ≥0.2 2 |
Coliforms | CFU / 100ml | ND4 | 0 |
Escherichia coli (E. coli) | CFU / 100ml | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
Colony count at 22οC | CFU/ml | <1 4 | No 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: 07/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max Parametric value1 |
Turbidity NTU | NTU | 0.116 | <1.0 |
Colour | mg/l Pt-Co | <5 ³ | Acceptable |
Odour | Acceptable | Acceptable – no unusual change | |
Taste | Acceptable | Acceptable – no unusual change | |
Aluminium | μg Al/l | 34 | 200 |
Conductivity | μS/cm at 20oC | 393 | 2500 |
pH | pH units | 7.5 | ≥6.5 and ≤9.5 |
Microbiological parameters | Unit of measurement | Value | Max Parametric value1 |
Residual chlorine | mg/l | 0.36 | ≥0.2 2 |
Coliforms | CFU / 100ml | ND4 | 0 |
Escherichia coli (E. coli) | CFU / 100ml | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
Colony count at 22οC | CFU/ml | <1 4 | No 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: 17/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max Parametric value1 |
Turbidity NTU | NTU | 0.062 | <1.0 |
Colour | mg/l Pt-Co | <5 3 | Acceptable |
Odour | Acceptable | Acceptable – no unusual change | |
Taste | Acceptable | Acceptable – no unusual change | |
Chlorides | mg Cl–/l | 11.0 | 250 |
Conductivity | μS/cm at 20oC | 486 | 2500 |
pH | pH units | 7.6 | ≥6.5 and ≤9.5 |
Microbiological parameters | Unit of measurement | Value | Max Parametric value1 |
Residual chlorine | mg/l | 0.41 | ≥0.2 2 |
Coliforms | CFU / 100ml | ND4 | 0 |
Escherichia coli (E. coli) | CFU / 100ml | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
Colony count at 22οC | CFU/ml | <1 4 | No 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: 24/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max Parametric value1 |
Turbidity NTU | NTU | 0.200 | <1.0 |
Colour | mg/l Pt-Co | <5 3 | Acceptable |
Odour | Acceptable | Acceptable – no unusual change | |
Taste | Acceptable | Acceptable – no unusual change | |
Chlorides | mg Cl–/l | 21.8 | 250 |
Conductivity | μS/cm at 20oC | 517 | 2500 |
pH | pH units | 7.7 | ≥6.5 and ≤9.5 |
Microbiological parameters | Unit of measurement | Value | Max Parametric value1 |
Residual chlorine | mg/l | 0.32 | ≥0.2 2 |
Coliforms | CFU / 100m | ND4 | 0 |
Escherichia coli (E. coli) | CFU / 100m | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
Colony count at 22οC | CFU/ml | <1 4 | No 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: 10/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max Parametric value1 |
Turbidity NTU | NTU | 0.069 | <1.0 |
Colour | mg/l Pt-Co | <5 3 | Acceptable |
Odour | Acceptable | Acceptable – no unusual change | |
Taste | Acceptable | Acceptable – no unusual change | |
Aluminium | μg Al/l | 40 | 200 |
Conductivity | μS/cm at 20oC | 393 | 2500 |
pH | pH units | 7.8 | ≥6.5 and ≤9.5 |
Microbiological parameters | Unit of measurement | Value | Max Parametric value1 |
Residual chlorine | mg/l | 0.39 | ≥0.22 |
Coliforms | CFU / 100ml | ND4 | 0 |
Escherichia coli (E. coli) | CFU / 100ml | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
Colony count at 22οC | CFU/ml | <1 4 | No 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: 11/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max Parametric value1 |
Turbidity NTU | NTU | 0.076 | <1.0 |
Colour | mg/l Pt-Co | <5 3 | Acceptable |
Odour | Acceptable | Acceptable – no unusual change | |
Taste | Acceptable | Acceptable – no unusual change | |
Chlorides | mg Cl–/l | 15.0 | 250 |
Conductivity | μS/cm at 20oC | 497 | 2500 |
pH | pH units | 7.4 | ≥6.5 and ≤9.5 |
Microbiological parameters | Unit of measurement | Value | Max Parametric value1 |
Residual chlorine | mg/l | 0.45 | ≥0.2 2 |
Coliforms | CFU / 100ml | ND4 | 0 |
Escherichia coli (E. coli) | CFU / 100ml | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
Colony count at 22οC | CFU/ml | <1 4 | No 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: 28/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max Parametric value1 |
Turbidity NTU | NTU | 0.158 | <1.0 |
Colour | mg/l Pt-Co | <5 3 | Acceptable |
Odour | Acceptable | Acceptable – no unusual change | |
Taste | Acceptable | Acceptable – no unusual change | |
Aluminium | μg Al/l | 35 | 200 |
Conductivity | μS/cm at 20oC | 383 | 2500 |
pH | pH units | 7.8 | ≥6.5 and ≤9.5 |
Microbiological parameters | Unit of measurement | Value | Max Parametric value1 |
Residual chlorine | mg/l | 0.33 | ≥0.2 2 |
Coliforms | CFU / 100ml | ND4 | 0 |
Escherichia coli (E. coli) | CFU / 100ml | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
Colony count at 22οC | CFU/ml | <1 4 | No 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: 08/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max Parametric value1 |
Turbidity NTU | NTU | 0.055 | <1.0 |
Colour | mg/l Pt-Co | <5 3 | Acceptable |
Odour | Acceptable | Acceptable – no unusual change | |
Taste | Acceptable | Acceptable – no unusual change | |
Aluminium | μg Al/l | 51 | 200 |
Conductivity | μS/cm at 20oC | 403 | 2500 |
pH | pH units | 7.8 | ≥6.5 and ≤9.5 |
Microbiological parameters | Unit of measurement | Value | Max Parametric value1 |
Residual chlorine | mg/l | 0.28 | ≥0.2 2 |
Coliforms | CFU / 100ml | ND4 | 0 |
Escherichia coli (E. coli) | CFU / 100ml | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
Colony count at 22οC | CFU/ml | <1 4 | No 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: 16/08/2023 | |||
Indicative parameters | Unit of measurement | Value | Max Parametric value1 |
Turbidity NTU | NTU | <0,050 ³ | <1.0 |
Colour | mg/l Pt-Co | <5 3 | Acceptable |
Odour | Acceptable | Acceptable – no unusual change | |
Taste | Acceptable | Acceptable – no unusual change | |
Aluminium | μg Al/l | 35 | 200 |
Conductivity | μS/cm at 20oC | 386 | 2500 |
pH | pH units | 7.9 | ≥6.5 and ≤9.5 |
Microbiological parameters | Unit of measurement | Value | Max Parametric value1 |
Residual chlorine | mg/l | 0.34 | ≥0.2 2 |
Coliforms | CFU / 100ml | ND4 | 0 |
Escherichia coli (E. coli) | CFU / 100ml | ND4 | 0 |
Enterococci | CFU / 100ml | ND4 | 0 |
Colony count at 22οC | CFU/ml | <1 4 | No 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 2019
Indicator parameters/units* | Parametric Values* | min | max |
Aluminium, μg/l | 200 | <20 ³ | 49.8 |
Ammonium, mg/l | 0,5 | <0.05 ³ | 0.13 |
Chloride, mg/l | 250 | 7.0 | 46.2 |
Clostridium perfringens, cfu / 100ml | 0 | ND ⁴ | ND ⁴ |
Colour | Acceptable to consumers and no abnormal change | <3 ³ | <3 ³ |
Conductivity, μS/cm at 20οC | 2500 | 345 | 623 |
Hydrogen ion concentration pH (expressed in pH units) | ≥6,5 and ≤9,5 | 7.2 | 8.0 |
Iron (total), μg/l | 200 | <20 ³ | 124.4 |
Magnanese, μg/l | 50 | <2 ³ | 8.7 |
Odour | Acceptable to consumers and no abnormal change | Acceptable | Acceptable |
Oxidisability, mg O2/l | 5 | 0.2 | 1.7 |
Sulfate, mg/l | 250 | 10.1 | 33.7 |
Sodium, mg/l | 200 | 5.9 | 28.8 |
Taste | Acceptable to consumers and no abnormal change | Acceptable | Acceptable |
Colony count 22οC, cfu/ml sample | no abnormal change | <1 ⁴ | 46 |
Colony count 37οC, cfu/ml sample | no abnormal change | <1 ⁴ | 18 |
Total Coliforms, cfu/100 ml sample | 0 | ND ⁴ | ND ⁴ |
Total organic carbon (TOC) mg/l | no abnormal change | 0.127 | 1.365 |
Free residual chlorine, mg/l | >0.2 ² | 0.20 | 0.98 |
Turbidity NTU | <1.0 | <0.12 ³ | 0,95 |
Microbiological parameters/units* | Parametric Values* | min | max |
Escherichia coli (E. coli), cfu / 100ml | 0 | ND ⁴ | ND ⁴ |
Chemical parameters/units* | Parametric Values* | min | max |
Antimony, μg/l | 5 | <1 ³ | <1 ³ |
Arsenic, μg/l | 10 | <2 ³ | 6.4 |
Benzene, μg/l | 1 | <0.05 ³ | <0.05 ³ |
Benzo(a)pyrene, μg/l | 0.01 | <0.00135 ³ | <0.00135 ³ |
Boron, mg/l | 1 | <0.15 ³ | 0.21 |
Bromate, μg/l | 10 | ND (not detected) | 6.89 |
Cadmium, μg/l | 5 | <0.5 ³ | <0.5 ³ |
Chromium, μg/l | 50 | <5 ³ | <5 ³ |
Copper, mg/l | 2 | <0.002 ³ | 0.017 |
Cyanide, μg/l | 50 | ND (not detected) | ND (not detected) |
1,2-dichloroethane, μg/l | 3 | <0.15 ³ | <0.15 ³ |
Fluoride, mg/l | 1.5 | 0.08 | 0.15 |
Lead, μg/l | 10 | <1 ³ | 5.4 |
Mercury, μg/l | 1 | <0.2 ³ | <0.2 ³ |
Nickel, μg/l | 20 | <2 ³ | 5.0 |
Nitrate, mg/l | 50 | <2 ³ | 10.1 |
Nitrite, mg/l | 0.5 | <0.05 ³ | <0.05 ³ |
Pesticides, μg/l | 0.5 | <0.5 | <0.5 |
Polycyclic aromatic hydrocarbons, μg/l | 0.1 | <0.1 | <0.1 |
Selenium, μg/l | 10 | <1 ³ | <1 ³ |
Tetrachloroethene and Trichloroethene, μg/l | 10 | <0.50 ³ | <0.50 ³ |
Trihalomethanes — total, μg/l | 100 | <1 ³ | 13.8 |
1 Joint Ministerial Decision No. Γ1(δ)/ ΓΠ οικ.67322 (Government Gazette 3282/Β ́/19-9-2017) “Quality of water for human consumption”
2 Joint Ministerial Decision No. Υ.Μ. 5673/58 (Government Gazette 5/B/9.1.1958) on disinfection of water for water supply.
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”.
Water Quality CertificateWater in my area
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 Egnatia st., 54635, (Secretariat) and submit a request (home / business).