United Utilities PLC

The complainant has requested information on the detection of cryptosporidium in water samples by United Utilities Water Limited (UUWL). UUWL sought to withhold the information in parts 1 – 5 of the request on the basis of regulation 12(5)(b) and the information in part 6 under the exception at regulation 12(4)(d). The Commissioner found that the information at part 3 of the request was not held and that regulation 12(4)(d) was not engaged with regard to the information held at part 6 of the request. For parts 1, 2, 4 and 5 the Commissioner found the regulation 12(5)(b) exception was engaged and the public interest favoured maintaining the exception. The Commissioner requires the public authority to disclose the information held for part 6 of the request.