Pennon Regulatory News (PNN)

Pennon Group plc - LEI: 213800V1CCTS41GWH423

South West Water Finance Plc - LEI: 213800OV68U446W4NV89South West Water Limited - LEI: 213800FR2VAOKRYRHX45

EMTN Programme: Publication of Base Prospectus

South West Water Finance Plc today announces that a base prospectus (the "Prospectus") relating to its £2,500,000,000 Euro Medium Term Note Programme, guaranteed by South West Water Limited, has been approved by the Financial Conduct Authority and is available for viewing.

To view the full Prospectus, please paste the following URL into the address bar of your browser:

https://www.pennon-group.co.uk/sites/default/files/attachments/pdf/south-west-water-finance-plc-emtn-2025.pdf

A copy of the Prospectus has been submitted to the National Storage Mechanism and will shortly be available for inspection at https://data.fca.org.uk/#/nsm/nationalstoragemechanism.

For further information, please contact Chris Tregenna, Group Treasurer on 07733 312479.

DISCLAIMER - INTENDED ADDRESSEES

This announcement does not constitute or form part of an offer to sell or the solicitation of an offer to subscribe for or otherwise acquire any securities.

Please note that the information contained in the Prospectus may be addressed to and/or targeted at persons who are residents of particular countries (specified in the Prospectus) only and is not intended for use and should not be relied upon by any person outside these countries and/or to whom the offer contained in the Prospectus is not addressed. Prior to relying on the information contained in the Prospectus you must ascertain whether or not you are part of the intended addressees of the information contained therein.

In particular, the Prospectus does not constitute an offer of securities for sale in the United States. This is not for distribution in the United States. The securities described herein have not been, and will not be, registered under the U.S. Securities Act of 1933, as amended (the "Securities Act"), or under any relevant securities laws of any state of the United States of America and are subject to U.S. tax law requirements. Subject to certain exceptions, the securities may not be offered or sold within the United States or to, or for the account or benefit of, U.S. persons or to persons within the United States of America, as such terms are defined in Regulation S under the Securities Act. There will be no public offering of the securities in the United States.

Your right to access this service is conditional upon complying with the above requirement.

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