1. A district council must undertake audit monitoring in accordance with this Part.
2. Audit monitoring means sampling water bottled and labelled as “spring water” and bottled drinking water for each parameter listed in Part 2 and 3 of Schedule 7 (other than parameters already being sampled under check monitoring) in order to—
(a)provide the information necessary to determine whether the water complies with the parametric concentrations or values in Schedule 7;
(b)check that, if disinfection is used, disinfection by-products are kept as low as possible without compromising disinfection; and
3. Sampling must be carried out at frequencies specified in Table 3.
| Volume of water produced for offering for sale in bottles or containers each day (m3)(1) | Number of samples per year |
|---|---|
(1) The volumes are calculated as averages taken over a calendar year. | |
| ≤ 10 | 1 |
| > 10 ≥ 60 | 1 |
| > 60 | 1 for each 100 m3 and part thereof of the total volume |