SANTOS GROUP INTERESTS As at 28 February 2005 Licence Area % Interest SOUTH AUSTRALIA (PPL = Petroleum Production Licence;  PL = Pipeline Licence) Cooper Basin * (I) (Fixed Factor Area) (SA Unit PPLs 6-20, 22-25, 27-61, 63-75,  78-117, 119, 120, 124, 126-130, 132-135, 137-141, 143-146, 148-151, 153-155, 157, 159-166, 169-181, 183-186, 188-190, 192, 193, 195, 196, 198, 199 and in Queensland PPL12) 66.6 Downstream * (I) (PL2) 66.6 Patchawarra East Joint Operating Area * (PPLs 26, 76, 77, 118, 121-123, 125,  131, 136, 142, 147, 152, 156, 158,  167, 182, 187, 191, 194 & 197) 72.3  QUEENSLAND (PL = Petroleum Lease; PPL = Pipeline Licence) South-West Queensland * ATP 259P Naccowlah (PLs 23-26, 35, 36, 62, 76-79,  82, 87, 105, 107, 109, 133, 149, 175,  181, 182 & 189 55.5 Total 66 (PLs 34, 37, 63, 68, 75, 84, 88,  110, 129, 130, 134, 140, 142-144, 150,  168, 178, 186, 193, PPL8 & PPL14) 70.0 Wareena (PLs 113, 114, 141, 145, 148,  153, 157, 158, 187 & 188) 61.2 Innamincka (PLs 58, 80, 136, 137,  156 & 159) 70.0 Alkina 72.0 Aquitaine A (PLs 86, 131, 146,  177 & 208) 52.5 Aquitaine B (PLs 59-61, 81, 83, 85, 97,  106, 108, 111, 112, 132, 135, 139, 147,  151, 152, 155, 205 & 207) 55.0 Aquitaine C (PLs 138 & 154) 47.8 50/40/10 (PL 55) 60.0 SWQ Unit (PLs 12-13, 16-18, 31, 34,  36-40, 46-48, 62, 64-72, 78-82, 84,  86, 94-96, 98, 100, 101 & 105 and  in South Australia PLs 5, 9 & 15) 60.1 ATP 267P (Nockatunga) (PLs 33,  50 & 51) 59.1 ATP 299P (Tintaburra) (PLs 29, 38, 39,  52, 57, 95, 169 & 170) 89.0 Licence Area % Interest Surat Basin PLs 30, 56 & 74 15.0 ATP 336P (Roma) (PLs 3-13, 93 & PPL2)* 85.0 ATP 336P (Waldegrave) (PLs 10-12, 28,  69 & 89)* 46.3 ATP 470P (Redcap) (PL 71) 10.0 ATP 471P (Bainbilla) (PL 119 & PPL 58) 16.7 ATP 471P (Myall) (PL 192) 51.0 Boxleigh* 100.0 PL 1 (Moonie)* 100.0 PL 1 (2) (Cabawin Ex clusi on)* 100.0 PL 1 (FO) (Cabawin Farm-out)* 50.0 PL 2 (A & B) (Kooroon)* 52.5 PL 2 (Alton)* 100.0 PL 2C (Alton Farm-out)* 63.5 PL 5 (Drillsearch)* 21.3 PL 5 (Mascotte)* 42.5 PL 11 (Snake Creek East)* 25.0 PL 12 (Trinidad)* 92.5 PL 17 (Bennett)* 70.0 PL 17 (Bennett Exclusi on)* 100.0 PL 17 (Leichardt Exclusi on)* 70.0 PLs 21, 22, 27 & 64 (Balonne) 12.5 Bowen Basin ATP 337P* (PLs 41-45, 54, 67, 173, 183,  PPL10 & PPL11) 50.0 PL176 100.0 ATP 553P* 50.0 ATP 685P (Cockatoo Cr eek) 50.0 Facilities Wungoona Processin Facilities* 50.0 Moonie to Brisban Pipeline* 100.0 Jackson Moonie Pipelin e (PPL 6)* 82.8 VICTORIA Otway Basin (Onshore) PEP 160 60.0 Otway Basin (Offshore) VIC/P44 (Casino)* 50.0 VIC/P51* 55.0 Licence Area % Interest VIC/P52* 33.3 VIC/RL7 (La Bella) 10.0 VIC/L22 (Minerva) 10.0 Gippsland Basin VIC/RL1 (v) (Golden Beach)* (I) 100.0 VIC/RL2 (Kipper) 20.0 VIC/RL3 (Sole) (I) 90.0 VIC/L21 (Patricia-Baleen)* (I) 90.0 VIC/P55* (I) 66.7 OFFSHORE SOUTH AUSTRALIA Duntroon Basin * EPP 32 100.0 OFFSHORE TASMANIA Sorell Basin * T/32P 50.0 T/33P 80.0 T/35P 50.0 T/36P 50.0 NORTHERN TERRITORY Amadeus Basin OL 3 (Palm Valley) 48.0 Ls 4 and 5 (Mereenie)* 65.0 RL2 (Dingo)* 65.7 Mereenie-Brewer Estate Pipeline* 65.0 OFFSHORE NORTHERN AUSTRALIA Carnarvon Basin EP 61 28.6 EP 62 28.6 EP 357 35.7 L1H (Barrow Island) 28.6 L1O 28.6 L12 (Crest) 35.7 L13 (Crest) 35.7 TL/2 (Airlie) 15.0 TL/3 (Banta-Triller) 28.6 TL/7 (Thevenard) 35.7 42 Annual Report 2004