Purchase of Own Securities

BP PLC
20 September 2001

BP p.l.c.  -  Purchase of Own Securities

BP p.l.c.  -  20th September 2001


BP p.l.c. announces that on 19th September 2001, it purchased for cancellation
3,110,000  ordinary shares at prices between 543.50 pence and 555.00 pence per
share and between 782.67 cents and 807.50 cents per share.

Enquiries : Greg Coleman, BP p.l.c.    Tel : [phone]