Atlantic Richfield - Re Productn Sharing Contract

RNS No 7099c
ATLANTIC RICHFIELD COMPANY
21st July 1997


 ARCO WINS INVITATION TO NEGOTIATE PRODUCTION SHARING CONTRACT OFFSHORE TRINIDAD


LOS ANGELES, July 21 /PRNewswire/ -- A consortium headed by ARCO (NYSE: ARC) has
been invited by the Ministry of Energy and Energy Industries of Trinidad to
negotiate a production sharing contract for Block 27 offshore Trinidad.

Block 27 was one of four deep water blocks off the eastern coast of Trinidad
awarded by the Ministry last week following a bidding round that closed April 2.
The block is located about 65 miles offshore in 650 to 1,300 meters of water
covering approximately 220,000 acres.

Block 27 was awarded to ARCO International Oil and Gas Company, the
international oil and gas exploration and production division of Los
Angeles-based ARCO;  Petrobras Internacional S.A. - Braspetro, an affiliate of
the Brazilian national oil company Petrobras;  and Union Texas Trinidad
Limited, an affiliate of Union Texas Petroleum Holdings (NYSE: UTH).

ARCO holds a 45 percent working interest in the block, followed by Petrobras
with 40% and Union Texas with 15 percent.


Contact:  Frank Kryza of ARCO International Oil and Gas Company,  972-509-4345 
      or  Albert Greenstein of ARCO Media Relations,  213-486-3384.


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