Doc re Martin Houston

The Board of Severn Trent Plc is pleased to announce that Martin Houston has
been appointed a Non-Executive Director, effective 1 September 2003.

Martin, aged 45, is currently Executive Vice President and Managing Director of
BG Group's Atlantic, Europe and Mediterranean business and a member of the
Group Executive Committee.

He joined BG Group in 1983 and has held a number of technical and commercial
roles with a predominantly international focus. He has a BSc in Geology from
Newcastle University and an MSc in Petroleum Geology from Imperial College,
London. He is a fellow of the Geological Society of London.

Martin sits on the boards of SIGTTO (Society of International Gas Tanker &
Terminal Operators Limited) and a number of trade advising groups with a focus
on the eastern Mediterranean.

He is married with two daughters.

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