Wateq Online Catalogue - Flipbook - Page 30
POTABLE WATER REQUIREMENTS
KEY
Parameter
Substance or organism tested routinely in drinking water
Concentration or value or specification
Maximum, minimum or range allowed in drinking water
μg/l
Micrograms per litre - (equivalent to parts per billion)
mg/l
Milligrams per litre (equivalent to parts per million)
MICROBIOLOGICAL PARAMETERS
PART I : DIRECTIVE REQUIREMENTS
Parameters
Concentration or Value maximum
Units of Value maximum Measurement
Enterococci
0
number / 100ml
Escherichia coli (E. coli)
0
number / 100ml
PART II : NATIONAL REQUIREMENTS
Coliform Bacteria
0
number / 100ml
Escherichia coli (E. coli)
0
number / 100ml
*Compliance required as to 95% of sample from each service reservoir
CHEMICAL PARAMETERS
PART 1 DIRECTIVE REQUIREMENTS
Parameters
Concentration or Value maximum
Units of Measurement
Acrylamide
0.10
μg/l
Antimony
5.0
μgSb/l
Arsenic
10
μgAs/l
Benzene
1.0
μg/l
Benzo(a)pyrene
0.010
μg/l
Boron
1.0
mgB/l
Bromate
10
μgBrO3/l
Cadmium
5.0
μgCd/l
Chromium
50
μgCr/l
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