Pennon Group PLC

Net Asset Value • May 23, 2023

National Storage Mechanism | Additional information

RNS Number : 3266A

Pennon Group PLC

23 May 2023

PENNON GROUP PLC

23 May 2023

Ofwat investigation into leakage and per capita consumption data

Ofwat have this morning announced an investigation into South West Water's 2021/22 operational performance data relating to leakage and per capita consumption.

This operational performance data was reported in South West Water's Annual Performance Report 2021/22. This report is subject to rigorous assurance processes which include independent checks and balances carried out by external technical auditor.

We will work openly and constructively with Ofwat to comply with the formal notice issued to South West Water as part of this investigation.

For further information, please contact:

Pennon Group plc		+44 (0) 1392 443 168
Paul Boote	Group Chief Financial Officer
Jennifer Cooke	Group Head of Investor Relations
Media Enquiries - FGS Global		+44 (0) 20 7251 3801
James Murgatroyd
Harry Worthington

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