SCHEDULE 1PRESCRIBED CONCENTRATIONS AND VALUES

Table C Indicator parameters

Notes:

(i)

The water should not be aggressive.

F1(ii)

Remedial action is to be deemed justified on radiological protection grounds, without further consideration, where radon concentrations exceed 1,000 Bq/l.

(iii)

If the concentration of tritium exceeds this value, an analysis of the presence of other artificial radionuclides must be also carried out by Scottish Water.