# The Natural Mineral Water, Spring Water and Bottled Drinking Water (Amendment) (England) Regulations 2003, Regulation 18: Amendments to the Natural Mineral Water, Spring Water and Bottled Drinking Water Regulations 1999


For Table A in Part II of Schedule 3 (prescribed concentrations or values of spring water and drinking water) and the note attached to it, there shall be substituted the following provisions—
“
TABLE A
Column 1
Column 2
Column 3
Column 4
Item
Parameters
Units of Measurement
Concentration or Value (maximum unless otherwise stated)
Note 1: The concentration (mg/l) of nitrate divided by 50 added to the concentration (mg/l) of nitrite divided by 3 must not exceed 1.
Note 2: Excluding tritium, potassium−40, radon and radon decay products.
1.
Colour
mg/l Pt/Co scale
20
2.
Turbidity
NTU
4
3.
Odour
Dilution number
3 at 25°C
4.
Taste
Dilution number
3 at 25°C
5.
Sulphate
mg SO4/l
250
6.
Sodium
mg Na/l
200
7.
Nitrate
mg NO3/l
50 (note 1)
8.
Nitrite
mg NO2/l
0.5 (note 1)
9.
Aluminium
µg Al/l
200
10.
Copper
mg Cu/l
2
11.
Fluoride
mg F/l
1.5
12.
Hydrogen ion concentration
pH units
6.5 (minimum)
9.5 (maximum)
13.
Tritium (for radioactivity)
Bq/l
100
14.
Total indicative dose
mSv/year
0.10 (note 2)
15.
Manganese
μg Mn/l
50
”.

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Source: https://www.legislation.gov.uk/uksi/2003/666/regulation/18 (the official version)
Page: https://openlegislation.uk/natural-mineral-water-spring-water-and-bottled-drinking-water-amendment-england-regulations-2003/regulation-18
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.