# The Water Supply (Water Quality) (Scotland) Amendment Regulations 1991, Schedule 1: TABLES TO BE INSERTED IN SCHEDULE 2 TO THE PRINCIPAL REGULATIONS


“
Table 2: Sampling frequencies at consumers' taps
Parameters
Water Supply Zone Volume distributed (m3d) for domestic purposes (and, if water is supplied for food production purposes, for those purposes)
Population Supplied
Sampling Frequency Reduced
(number per annum)
Ground Water
Surface water
Standard
Increased
Turbidity }
Temperature }
Hydrogenion }
Nitrate }
Nitrite }
Ammonium }
Iron }
Aluminium }
Manganese }
Colour }
≤100
≤500
4
12
101–1000
501–5000
4
12
1001–2000
5001–10000
4
12
2001–4000
10001–20000
4
4
6
24
4001–7000
20001–35000
4
5
10
36
7001–10000
35001–50000
4
5
10
48
Table 2A: Sampling frequencies at consumers' taps
Parameters
Water Supply Zone Volume distributed (m3d) for domestic purposes (and, if water is supplied for food production purposes, for those purposes)
Population Supplied
Sampling Frequency Reduced
(number per annum)
Ground Water
Surface water
Standard
Increased
Odour (quantitive) }
Taste (quantitave) }
≤100
≤500
1
4
12
101–1000
501–5000
1
4
12
1001–2000
5001–10000
1
4
12
2001–4000
10001–20000
1
6
24
4001–7000
20001–35000
1
4
10
36
7001–10000
35001–50000
2
5
10
48
”

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Source: https://www.legislation.gov.uk/uksi/1991/1333/schedule/1 (the official version)
Page: https://openlegislation.uk/water-supply-water-quality-scotland-amendment-regulations-1991/schedule-1
Contains public sector information licensed under the Open Government Licence v3.0. Source: legislation.gov.uk, The National Archives.