31 Jan 2007 12:09
BLOCK LISTING SIX MONTHLY RETURN
Information provided on this form must be typed or printed electronically.
To: The FSADate: _31 JANUARY_2007Name of applicant: UNITED UTILITIES PLC Name of scheme: UNITED UTILITIES EXECUTIVE SHARE OPTION SCHEME Period of return: From: 1.8.2006 To: 31.1.2007
Balance under scheme from previous 129,969 return: The amount by which the block 3,000,000 scheme has been increased, if the scheme has been increased since
the date of the last return: Number of securities issued/ 1,044,813 allotted under scheme during period: Balance under scheme not yet 2,085,156
issued/allotted at end of period Number and class of securities MARCH 1991- 1,000,000, DECEMBER 1994 - originally listed and the date of 4,600,000, FEBRUARY 1998 2,500,000, JANUARY admission 2001 -2,000,000 JANUARY 2002 - 2,750,000, JANUARY 2003 - 2,000,000 FEBRUARY 2005 - 3,000,000, JANUARY 2006 - 300,000 SEPTEMBER 2006 - 3,000,000
Total number of securities in 877,489,129 issue at the end of the period
Name of contact: J Gilmore Address of contact: Dawson House, Great Sankey, Warrington WA5 3LW Telephone number of contact: 01925 237052
SIGNED BY ______T Rayner________________________________________
Company Secretaryfor and on behalf ofUNITED UTILITIES PLCName of applicant
If you knowingly or recklessly give false or misleading information you may be liable to prosecution.
UNITED UTILITIES PLC