Publication of Supplementary Prospectus

Publication of Supplementary Prospectus

The following Supplementary Prospectus has been approved by the UK Listing Authority and is available for viewing:

The Supplementary Prospectus dated 11 January 2012 (the "Supplementary Prospectus") supplementing the prospectus (the "Prospectus") dated 1 July 2011 relating to a €4,000,000,000 Euro Medium Term Note Programme of Severn Trent Plc, Severn Trent Utilities Finance Plc and Severn Trent European Placement S.A. as issuers and Severn Trent Water Limited as guarantor of notes issued under the programme by Severn Trent Utilities Finance Plc and Severn Trent Plc as guarantor of Notes issued by Severn Trent European Placement S.A..

The purpose of the Supplementary Prospectus is to include interim financial information for the six months ended 30 September 2011.

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

http://www.rns-pdf.londonstockexchange.com/rns/4883V_1-2012-1-12.pdf

A copy of the Supplementary Prospectus has been submitted to the National Storage Mechanism and will shortly be available for inspection at www.Hemscott.com/nsm.do.

For further information, please contact:

Severn Trent PlcSevern Trent Centre2 St John's StreetCoventry CV1 2LZ

DISCLAIMER - INTENDED ADDRESSEES

Please note that the information contained in the Prospectus (as supplemented by the Supplementary 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 (as supplemented by the Supplementary Prospectus) is not addressed. Prior to relying on the information contained in the Prospectus (as supplemented by the Supplementary Prospectus) you must ascertain from the Prospectus (as supplemented by the Supplementary Prospectus) whether or not you are one of the intended addressees of the information contained therein.

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