OUTER CONTINENTAL SHELF OIL AND GAS LEASING HISTORY (Quarterly as of 06/30/93) Alaska Atlantic GOM Pacific Total Sales held 17* 10* 70 11* 105* Blocks offered 24,659 9,160 145,034 1,887 180,740 Leases Issued 1,562 410 11,293 470 13,735 Active Leases 433 53 5,441 93 6,020 Acres leased (mil.) (Active) 2.33 0.30 27.96 0.47 31.06 Wells drilled 78 51 30,024 1,058 31,211 The total number of ocs lease sales held to date is 112, the most recent being Central Gulf of Mexico Sale 142, held in March 1993. Of these 112 sales, 7 were sulphur, salt, or phosphate sales, and hence are not included in the total 105 oil and gas sales shown above. * Note that the reoffering Sale RS-2, held on August 5, 1982, offered oil and gas tracts on the Alaska, Atlantic, and Pacific OCS and is recorded as a separate sale within each of those Regions. However, Sale RS-2 is considered a single sale in the overall statistical summary on OCS leasing. Statistics on Central Gulf Sale 142 held March 24, 1993, are omitted from this table pending the bid adequacy analysis. Subject: PR-8/6/93 Leasing History/Outer Continental Shelf Oil & Gas Leasing History (as of 6/30/93) (#30034)