Santos Group interests

as at 28 February 2009

Licence area % interest
Note: In South Australia PPL = Petroleum Production Licence and PL = Pipeline Licence. In Queensland PPL = Pipeline Licence and PL = Petroleum Lease.

SOUTH AUSTRALIA

Cooper Basin1 (Fixed Factor Area)
(PPLs 6-20, 22-61, 63-75, 78-111, 113-117, 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)  66.6
 Patchawarra East Joint Operating Area1
(PPLs 26, 76, 77, 118, 121-123, 125, 131, 136, 142, 147, 152, 156, 158, 167, 182, 187, 191, 197, 200 & 201) 60.4
SCAB Patchawarra East (PPL 26, 76, 77, 118, 121-123, 125, 131, 136, 142, 147, 152, 156, 158, 167, 182, 187, 191, 197, 200, 201) 72.3
Reg Sprigg West (PPL 194) 54.2
Derrilyn Unit1 (PPL 206) 65.0
PEL 1141 100.0
PL21 66.6
PL171 70.0

QUEENSLAND

South-West Queensland1
ATP 259P
Naccowlah (PLs 23-26, 35, 36, 62, 76-79, 82, 87, 107, 109, 133, 149, 175, 181, 182 & 189, 287) 55.5
Total 66 (PLs 34, 37, 63, 68, 75, 84, 88, 110, 129, 130, 134, 140, 142-144, 150, 168, 178, 186, 193, 241, PPL 8 & 14) 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) 52.8
Aquitaine B (PLs 59-61, 81, 83, 85, 97, 108, 111, 112, 132, 135, 139, 147, 151, 152, 155, 205, 207, 288) 55.0
Aquitaine C (PLs 138 & 154) 47.8
50/40/10 (PL 55) 60.0
SWQ Unit (PPLs 13, 16-18, 31, 34-40, 46 48, 62, 64-72, 78-82, 84, 86, 94-96, 98, 100, 101, 105 & 113 and in South Australia PLs 5 & 9) 60.1
ATP 267P (Nockatunga)(PLs 33, 50,51, 244 & 245) 59.1
ATP 299P(Tintaburra)(PLs 29, 38, 39, 52, 57, 95, 169 & 170, PPLs 109, 110, 111 & 112) 89.0
PPL 127 (Tickalara to SA Border) 100.0
PPL 128 (Jackson to Tickalara) 100.0
ATP 543P (PL117) 100.0
ATP 543P S 50.0
ATP 616P 60.0
ATP 626P 50.0
ATP 636P (Under Application) 100.0
ATP 661P (Under Application) 100.0
ATP 752P B (Barta)2 40.0
ATP 752P W (Wampi)2 40.0
ATP 765 Farmin (Under Application) 100.0
ATP 766 Farmin (Under Application) 100.0
ATP 820P (Under Application) 100.0
Surat Basin
ATP 212P (Major) (PL 56) 15.0
ATP 269P (Bodalla) 4.9
ATP 336P (R) – Petronasetronas (PLs 3-9, 13, 93)1 60.0
ATP 336P (Roma) (PLs 10W, 11W & 12W)1 100.0
ATP 336P (Waldegrave) (PLs 10-12, 28, 69 & 89)1 53.8
ATP 470P (Redcap) 10.0
ATP 470P (Formosa Downs) 5.5
ATP 471P (Bainbilla) 16.7
PL 119 & PPL 58 (Bainbilla) 12.5
PL 119 (Downlands East Exclusion) 21.7
PL 192 (Myall) 51.0
PPL 87 51.0
Boxleigh (PL15 Sublease)1 100.0
PL 1 (Moonie)1 100.0
PL 1 (2) (Cabawin Exclusion)1 100.0
PL 1 (FO) (Cabawin Farm-out)1 50.0
PL 2 (A & B) (Kooroon)1 52.5
PL 2 (Alton)1 100.0
PL 2C (Alton Farm-out)1 63.5
PL 5K (Drillsearch)1 25.0
PL 5M (Mascotte)1 50.0
PL 11 (Snake Creek East)1 53.7
PL 12 (Trinidad)1 53.7
PL 12 (Oberina)1 100.0
PL 15 (Boxleigh)1 100.0
PL 17 Upper Stratum Farmin1 100.0
PL 21, 22, 27, 64 (Balonne) 12.5
PL 30 7.5
PL 64 (Cogoon River) 12.5
PL 71 (Parknook) 8.0
PL 74 7.5
PL 195 4.0
PL 200 (Spring Gully) 2.7
PL 203 4.0
PL 204 (Spring Gully) 0.2
PL 213 (Churchie West) 16.7
ATP 526P (PLs 90,91, 92, 99, 100, 232, 233, 234, 235, 236)1 69.7
ATP 606P 2.6
ATP 631P1 79.9
ATP 653P (Fairview)1 69.7
ATP 665P1 100.0
ATP 708P (Fairview)1 100.0
ATP 745P (Fairview)1 100.0
ATP 803P1d 100.0
ATP 804P1 68.7
ATP 868P1 100.0
ATP 972P 2.6
EPC 9371 100.0
Bowen Basin
ATP 592P 4.0
ATP 337P (Mahalo)1 30.0
ATP 337P (Denison Trough)) (PLs 41-45, 54, 67, 173, 183, 218, PPL10 & PL11) 50.0
PL176 (Scotia)1 100.0
ATP 526P (PLs 90-92, 99, 100, 232-236 PPLs 76, 92) 69.7
ATP 553P (Denison)1 50.0
ATP 592P 4.0
ATP 655P (Taringa)1 100.0
ATP 685P (Cockatoo Creek) 50.0
Facilities
Wungoona Processing Facilities (PPL 4)1 50.0
Moonie to Brisbane Pipeline1 100.0
Comet Ridge to Wallumbilla Pipeline (PPL 118)1 100.0

NEW SOUTH WALES

Gunnedah Basin2
PEL 1 25.0
PEL 12d 25.0
PEL 450 25.0
PEL 452 25.0
PEL 456 25.0
PEL 462 25.0
PELA 5 75.0

VICTORIA

Otway Basin
VIC/P441 50.0
VIC/RL7 (La Bella) 10.0
VIC/L22 (Minerva) 10.0
VIC/L24 (Casino)1 50.0
VIC/L30 (Henry)1 50.0
Gippsland Basin
VIC/RL3 (Sole)1 100.0
VIC/L21 (Patricia-Baleen)1 100.0
VIC/L25 (Kipper) 18.0
VIC/P551 100.0

OFFSHORE TASMANIA

Sorell Basin1
T/32P 37.5
T/33P 55.0
T/35P 37.5
T/36P 50.0
T/40P 100.0
T/48P 100.0

NORTHERN TERRITORY

Amadeus Basin
OL 3 (Palm Valley) 48.0
OLs 4 and 5 (Mereenie)1 65.0
RL2 (Dingo)1 65.7
PL2 Mereenie Pipeline1 65.0

OFFSHORE NORTHERN AUSTRALIA

Carnarvon Basin
EP 61 28.6
EP 62 28.6
EP 357 35.7
L1H (Barrow Island) 28.6
L10 28.6
L12 (Crest) 35.7
L13 (Crest) 35.7
TL/2 (Airlie) 15.0
TL/3 (Banta-Triller) 28.6
TL/4 35.7
TL/7 (Thevenard) 35.7
TP/2 28.6
TP/7 (1-2) 43.7
TP/7 (3) 63.4
TP/7 (4) 18.7
TR/4 (Australind) 35.7
WA-1-P 22.6
WA-4-R (Spar) 100.0
WA-7-L 28.6
WA-8-L (Talisman) 37.4
WA-13-L (East Spar) 45.0
WA-15-L (Stag) 66.7
WA-20-L (Legendre) 22.6
WA-26-L (Mutineer)1 33.4
WA-27-L (Exeter)1 33.4
WA-29-L (John Brookes) 45.0
WA-33-R (Maitland) 18.7
WA-191-P (Mutineer-Exeter)1 33.4
WA-208-P1 31.3
WA-209-P (Reindeer) 45.0
WA-214-P (John Brookes) 45.0
WA-246-P 15.0
WA-358-P 37.5
WA-264-P1 50.0
WA-290-P 15.0
Browse Basin1
WA-274-P 30.0
WA-281-P 47.9
WA-410-P 30.0
WA-411-P 63.6
Houtman Basin
WA-328-P 33.0
Bonaparte Basin1
NT/P67 100.0
NT/RL1 (Petrel) 95.0
WA-6-R (Petrel West) 95.0
WA-18-P (Tern) 100.0
WA-27-R (Tern) 100.0
Timor Sea
AC/L1 (Jabiru) 10.3
AC/L2 (Challis) 10.3
AC/L3 (Cassini) 10.3
NT/P48 (Evans Shoal) 40.0
NT/P61 40.0
NT/P69 40.0
Timor Gap
JPDA 03-12 19.3
Bayu-Undan Gas Field 11.4
Elang 21.4

BANGLADESH

Block 53 45.0
Block 10 45.0
Block 16 37.5
Sangu Development Area 37.5

EGYPT

South East July1 40.0
North Qarun4 25.0

INDIA

NEC-DWN-2004/11 100.0
NEC-DWN-2004/21 100.0

INDONESIA

East Java Basin
Madura Offshore (Maleo)1 67.5
Sampang (Oyong)1 45.0
Kutei Basin
Donggala1 50.05
Papalang 20.0
Popodi 20.0
West Natuna Basin
Kakap 9.0
West Papua Basin
Warim 20.0

KYRGYZSTAN6

Closed Joint Stock Company South Petroleum Company (SPC)

The Santos Group holds a 70% equity interest in SPC which is the legal and beneficial holder of the following exploration licences: Tuzluk, Soh, West Soh, Nuashkent, Nanai.

Joint Stock Company Textonic (Textonic)

The Santos Group is beneficially entitled to 60% of Textonic which is the legal and beneficial owner of the following exploration licences: Sulukta, Katran, Ak-Bura, Charvak, East Mailisu, Ashvaz and West Mailisu.

Closed Joint Stock Company KNG Hydrocarbons (KNG HC)

The Santos Group holds a 75% equity interest in Zhibek Resources Limited (English company) which in turn owns 72% of KNG HC (Kyrgyz company), which is the legal and beneficial holder of the Tashkumyr and Pishkoran exploration licences.

PAPUA NEW GUINEA

PDL 1 (Hides) 31.0
PDL 31 15.9
PRL 51 50.3
PRL 91 42.6
SE Gobe Unit (Unitisation of PDLs 3 & 4) 9.4

VIETNAM

Block 101-100/04 55.0
12W 37.5
Block 123 50.0

1 Santos operated.
2 Subject to farm-in commitments.
3 Notification has been given to Petrobangla of withdrawal from Block 5 and Petrobangla have sought further information to enable them to finalise the withdrawal.
4 Relinquishment/withdrawal from interest is near completion and is only subject to final Governmental approval, which is expected shortly.
5 Licence expired on 21 November 2007 and is in the process of being extended, and at the same time Santos is moving to a 100% interest.
6 Some of the Kyrgyzstan licences are in the process of being renewed or extended and are awaiting Government approval.