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Posts Tagged ‘EU drinking water standard’

Most Important Comparisons of Drinking Water Specifications

Parameters

WHO

 

Guidelines of  Drinking Water Quality 1999

 

USA

 

USEPA National Primary Drinking Water Regulations

 

EU

 

European Communities Drinking Water Regulations 2000

 

Colour

15 TCU*

15  Colour Units

Acceptable to consumers and no abnormal change

Odour

No guideline

3 Threshold Odor Number

Acceptable to consumers and no abnormal change

Taste

No guideline

Turbidity

5 NTU*

NA

Acceptable to consumers and no abnormal change

Chlorine

No guideline

4 mg/L  as Cl2

Maximum Residual Disinfectant Level

Not mentioned

PH

No guideline

6.5 – 8.5

6.5-9.5

TDS

1000 mg/L*

500 mg/L

Not mentioned

Total Hardness as CaCO3

No guideline

Not mentioned

Not mentioned

Calcium as Ca

No guideline

Not mentioned

Not mentioned

Magnesium as Mg

No guideline

Not mentioned

Not mentioned

Alkalinity

No guideline

Not mentioned

Not mentioned

Chloride

250 mg/L *

250 mg/L

250 mg/L

Fluoride

1.5 mg/L

4.0 mg/L

1 mg/L

Nitrate

50 mg/L

as  NO3

10 as N2 / 44.44  as NO3

50 mg/L

Nitrite

3(P)

1 as N2

0.50 mg/L

Sulphate

250 mg/L*

250 mg/L

250 mg/L

Iron

0.3 mg/L *

0.3 mg/L

0.2 mg/L

Ammonia

1.5mg/L*

Not mentioned

0.3 mg/L

Aluminum

0.2mg/L*

0.05 – 0.2 mg/L

0.2 mg/L

Arsenic

0.01 mg/L (P)

0.01 mg/L

0.05 mg/L

Antimony

0.005 mg/L (P)

0.006 mg/L

0.01 mg/L

Asbestos

No guideline

7 MFL

Not mentioned

Barium

0.7 mg/L

2 mg/L

Not mentioned

Beryllium

No guideline

0.004 mg/L

Not mentioned

Brass

No guideline

Not mentioned

Not mentioned

Boron

0.3 mg/L

Not mentioned

1 mg/L

Bromate

0.025 mg/L (P)

Zero

0.01 mg/L

BOD

No guideline

Not mentioned

Not mentioned

Cadmium

0.003 mg/L

0.005 mg/L

0.005 mg/L

Chromium

0.05 mg/L (P)

0.1 mg/L

0.05 mg/L

Copper

2 mg/L (P)

1.3 mg/L

Zero

Cyanide

0.07 mg/L

0.2 mg/L

0.05 mg/L

Dissolved Oxygen

No guideline

Not mentioned

Not mentioned

Hydrogen  sulphide

No guideline

Not mentioned

Not mentioned

Lead

0.01 mg/L

0.015 mg/L

0.01 mg/L

Manganese

0.5 mg/L (P)

0.05 mg/L

0.05 mg/L

Mercury

0.001 mg/L

0.002 mg/L

0.001 mg/L

Molybdenum

0.07 mg/L

Not mentioned

Not mentioned

Nickel

0.02 mg/L

Not mentioned

Zero

Selenium

0.01 mg/L

0.05 mg/L

0.01 mg/L

Silver

No guideline

0.1 mg/L

Not mentioned

Sodium

200 mg/L

Not mentioned

200 mg/L

Potassium

Not mentioned

Not mentioned

Not mentioned

Thallium

Not mentioned

0.0005 mg/L

Not mentioned

Zinc

3 mg/L

5 mg/L SS

Not mentioned

Anionic detergents

Not mentioned

Not mentioned

Poly nuclear aromatic hydrocarbon

Not mentioned

Zero

0.0001 mg/L

Poly chlorinated bi phenyl

Not mentioned

Not mentioned

Not mentioned

Phenolic compounds

Not mentioned

Zero

Not mentioned

Total Trihalomethanes

Zero

0.1 mg/L

Trihalomethanes

(bromoform)

0.1 mg/L

Not mentioned –

Not mentioned –

Trihalomethanes

(chloroform)

0.2 mg/L

Not mentioned

Not mentioned

Acrylamide

0.0005 mg/L

Zero

0.0001 mg/L

Benzene

0.01 mg/L

Zero

0.001 mg/L

Benzo pyrene

0.0007 mg/L

Zero

0.00001 mg/L

1,2 dichloro ethane

0.03 mg/L

Zero

0.003 mg/L

Epichlorohydrin

0.0004 mg/L (P)

Zero

0.0001 mg/L

Tetra chloro ethane

0.04 mg/L

Zero

0.01 mg/L

Trichloroethane

0.07 mg/L

Zero

0.01 mg/L

Vinyl chloride

0.005mg/L

Zero

0.0005 mg/L

Carbon tetra chloride

0.002 mg/L

Zero

Not mentioned

Dichloroethane

0.05 mg/L

Zero

Not mentioned

Xylene

0.5 mg/L

10

Not mentioned

Toluene

0.7 mg/L

1 mg/L

Not mentioned

Carbofuran

Not mentioned

0.004 mg/L

Not mentioned

Chlordane

Not mentioned –

Zero

Not mentioned

Chlorobenzene

0.3 mg/L

0.1 mg/L

Not mentioned

Ethyl benzene

0.3 mg/L

0.7 mg/L

Not mentioned

Styrene

0.02 mg/L

0.1 mg/L

Not mentioned

Dibromo chloromethane

0.1 mg/L

Not mentioned

Not mentioned

Bromodichloromethane

0.06 mg/L

Not mentioned

Not mentioned

Monochloramine & di & trichloramine chlorine

3

Not mentioned

Not mentioned

Dichloramine & Trichloramine chlorine

5

Not mentioned

Not mentioned

Pesticides

Not mentioned

Not mentioned

mg/L Total Pesticide 0.0005mg/L)

1) Lindane

0.002 mg/L

0.0002 mg/L

Not mentioned

2) Endrin

0.002 mg/L

Not mentioned

3) Diquate

0.02 mg/L

Not mentioned

4) Glyphosphate

0.7 mg/L

Not mentioned

5) Heptachlor

0.00003 mg/L

Zero

Not mentioned

6)Heptachlorepoxide

0.00003 mg/L

Zero

Not mentioned

7) Picloram

0.5 mg/L

Not mentioned

8) Simazine

0.002 mg/L

0.004 mg/L

Not mentioned

9) Toxaphene

Zero mg/L

Not mentioned

10) 2,4,5 TP (Silvex)

0.05 mg/L

Not mentioned

11) Endothall

0.1 mg/L

Not mentioned

12) Alachlor

0.02 mg/L

Zero

Not mentioned

13) Atrazine

0.002 mg/L

0.003 mg/L

Not mentioned

14) DDT

0.002 mg/L

Not mentioned

Not mentioned

15) Aldrine/Dieldrin

Not mentioned

Not mentioned

16) Endosulphan

Not mentioned

Not mentioned

17) Chlorpyriphos

Not mentioned

Not mentioned

18) Malatheon

Not mentioned

Not mentioned

19) 2,4 D

0.03 mg/L

0.07 mg/L

Not mentioned

20) Isoproturon

0.009 mg/L

Not mentioned

Not mentioned

21) Alpha HCH

Not mentioned

22) Beta HCH

Not mentioned

Not mentioned

Not mentioned

23) Delts HCH

Not mentioned

Not mentioned

Not mentioned

24 Monocrotophos

Not mentioned

Not mentioned

Not mentioned

25) Ethion

Not mentioned

Not mentioned

Not mentioned

26) Phorate

Not mentioned

Not mentioned

Not mentioned

27) Butachlor

Not mentioned

Not mentioned

Not mentioned

Radioactive material

Alpha, Beta, Radium 226 Radium 228 & Uranium

0.1 Bq/L  for Alpha and 1 Bq/L for Beta

Zero

Tritium-100 Bq/Lb

Bacteria – Coliforms

Zero

Zero

Zero

Bacteria – E.Coli

Zero

Zero

Zero

Enterococci

No guideline

No guideline

Zero

HPC-colony

Not mentioned

Not mentioned

Zero

Clostridium perfringens (spores)

Not mentioned

Not mentioned

Zero

Virus

No guideline-

Zero

Not mentioned

Protozoa- Cryptosporidium

No guideline

Zero

Not mentioned

Protozoa-Gairdia

No guideline

Zero

Not mentioned

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