Monthly Petroleum Activity in Thailand

May 2001

Exploration

Geophysical survey

Geophysical survey has been conducted about 74.3% of purposed area in the concession of Thai Shell Exploration and Production Ltd. is bellow:

Company / Block / Start / Finish / Total (sq.km)

3D Siesmic

Thai Shell / S1 / 24 Mar 01 / _ / 153.430

Drilling

Drilling activity has been actived in the concessions of Thai Shell Exploration and Production Ltd., Pacific Tiger Thailand Ltd., PTT Exploration and Production Public Co., Chevron Offshore Thailand Ltd. and Unocal Thailand Ltd. are as follows:

Well name
Rig name / Company
Block / Latitude
Longitude / Spud
Complete / Depth (m) / Result

Exploration Well

Wichanburi N-1
RDS 101 / Pacific Tiger
SW1A / 15 37 35.12
101 09 20.36 / 19 Mar 01
_ / 1,007.00 / Testing
Nang Nuan-B02(BB)
Ensco 52 / Thai Shell
B6/27 / 10 11 03.963
99 26 51.129 / 03 Apr 01
22 May 01 / 3,850.00 / Dry
Suspended
Jamjuree south-3
Compact Driller / Chevron
B8/32 / 09 47 23.295
101 13 29.060 / 29 Apr 01
10 May 01 / 3,935.00 / Oil&Gas
Abandoned
Jamjuree south-4
Compact Driller / Chevron
B8/32 / 09 49 28.265
101 13 27.217 / 11 May 01
22 May 01 / 3,840.50 / Oil&Gas
Abandoned
Chaba-1
Compact Driller / Chevron
B8/32 / 09 36 13.813
101 12 22.479 / 27 May 01
03 Jun 01 / 2,711.20 / Oil&Gas
Abandoned
Arthit-16-2X
Trident 15 / PTTEP
B16A / 07 52 16.929
102 52 41.863 / 30 May 01
_ / 324.00 / Drilling

Development Well

Wichanburi N-2
RDS 101 / Pacific Tiger
SW1A / 15 31N 23.08
101 09 00.73 / 26 May 01
_ / 550 / Drilling
Nongtum-C01(CA)
Deutag T-48 / Thai Shell
S1 / 16 48 58.362
99 58 33.659 / 03 May 01
18 May 01 / 3,827.00 / Oil
Suspended
Lan Krabu-F01(FAA)
Deutag T-48 / Thai Shell
S1 / 16 37 28.215
99 53 04.611 / 22 May 01
29 May 01 / 2,957.00 / Oil
Suspended
Lan Krabu-F24(FAB)
Deutag T-48 / Thai Shell
S1 / 16 39 42.783
99 52 31.901 / 30 May 01
_ / 1,379.00 / Suspended
Nang Nuan-B01(S1)
Ensco 52 / Thai Shell
B6/27 / 10 11 03.212
99 26 51.389 / 29 May 01
_ / 2,770.00 / Drilling

Drilling

Development Well

Well name
Rig name / Company
Block / Latitude
Longitude / Spud
Complete / Depth (m) / Result
Yala-A19
Ensco 57 / Unocal
B10 / 09 57 18.948
101 26 59.796 / 25 Apr 01
14 May 01 / 3,395.78 / Oil&Gas
Suspended
Yala-A12
Ensco 57 / Unocal
B10 / 09 57 18.948
101 26 59.796 / 25 Apr 01
_ / 2,944.37 / Drilling
Yala-A17
Ensco 57 / Unocal
B10 / 09 57 18.948
101 26 59.796 / 26 Apr 01
28 May 01 / 3,683.20 / Oil&Gas
Suspended
Yala-A5
Ensco 57 / Unocal
B10 / 09 57 18.948
101 26 59.796 / 26 Apr 01
_ / 1,425.85 / Suspended
Yala-A24
Ensco 57 / Unocal
B10 / 09 57 18.948
101 26 59.796 / 27 Apr 01
19 May 01 / 3,286.05 / Oil&Gas
Suspended
Yala-A11
Ensco 57 / Unocal
B10 / 09 57 18.948
101 26 59.796 / 27 Apr 01
_ / 1,728.83 / Suspended
Erawan-D26
Smedvig T-4 / Unocal
B12 / 09 09 58.500
101 19 15.200 / 04 Apr 01
05 May 01 / 3,291.23 / Gas
Suspended
Erawan-D19 (Redrill)
Smedvig T-4 / Unocal
B12 / 09 09 58.500
101 19 15.200 / 12 Mar 01
10 May 01 / 3,184.25 / Gas
Suspended
Erawan-K16
Smedvig T-4 / Unocal
B12 / 08 09 50.703
10119 11.715 / 18 May 01
_ / 502.92 / Suspended
Erawan-K18
Smedvig T-4 / Unocal
B12 / 08 09 50.703
10119 11.715 / 19 May 01
_ / 2,659.08 / Suspended
Erawan-K15
Smedvig T-4 / Unocal
B12 / 08 09 50.703
10119 11.715 / 20 May 01
_ / 2,337.21 / Suspended
Erawan-K25
Smedvig T-4 / Unocal
B12 / 08 09 50.703
10119 11.715 / 20 May 01
_ / 1,827.28 / Suspended
Erawan-K19
Smedvig T-4 / Unocal
B12 / 08 09 50.703
10119 11.715 / 25 May 01
_ / 3,063.24 / Drilling
Erawan-K20
Smedvig T-4 / Unocal
B12 / 08 09 50.703
10119 11.715 / 20 May 01
_ / 2,602.69 / Suspended
BK-8-LW
Smedvig T-8 / PTTEP
B16 / 08 01 42.940
102 23 01.510 / 03 May 01
28 May 01 / 2,610.00 / Gas
Suspended
BK-8-LE
Smedvig T-8 / PTTEP
B16 / 08 01 42.940
102 23 01.510 / 04 May 01
13 May 01 / 3,285.00 / Gas
Suspended

Estimated Sale Volume : May 2001

Field / Block / Gas
(MMSCF) / Condensate
(BBLS) / Oil
(BBLS)

Unocal Thailand, Ltd.

Erawan / B12-B13 / 8,824.118 / 276,849 / 0
Baanpot / B13 / 445.773 / 6,972 / 0
South Satun / B11-B12 / 2,160.118 / 55,447 / 0
Satun / B11-B12 / 2,947.094 / 124,239 / 0
Pladang / B11 / 744.153 / 25,901 / 0
Trat / B11 / 3,439.057 / 68,735 / 0
Platong / B10-B11 / 855.526 / 51,908 / 0
Kaphong / B10 / 1,018.083 / 24,213 / 0
Surat / B10 / 0.000 / 0 / 0
Plamuk / B10 / 0.000 / 0 / 0
Funan / B12 / 3,772.373 / 133,185 / 0
Jakrawan / B12-B13 / 506.933 / 16,701 / 0
West Jakrawan / B12-B13 / 2,654.270 / 47,761 / 0
Gomin / B13 / 552.370 / 32,919 / 0
Pailin / B12/27 / 5,888.502 / 273,253 / 0

PTT Exploration and Production Public Company Limited

Bongkot / B15 / 17,232.000 / 528,551 / 0

Chevron

Tantawan / B8/32 / 1,950.546 / 0 / 0
Benchamas / B8/32 / 3,520.986 / 0 / 680,339

Thai Shell Exploration and Production Co., Ltd.

Nang Nuan / B6/27 / 0.000 / 0 / 0
Sirikit et al / S1 / 1,320.056 / 0 / 686,972

Esso Exploration and Production Khorat Inc.

Nam Phong / E5 / 1,854.999 / 0 / 0

PTT Exploration and Production Public Co., Ltd.

Kamphaeng Saen&U Thong / PTTEP1 / 0.000 / 0 / 19,283.169

Sino-U.S. Petroleum Inc.

Bung Ya&Bung Muang / NC / 0.000 / 0 / 30,076

Pacific Tiger Energy (Thailand) Ltd.

Wichian Buri / SW1 / 0.000 / 0 / 3,202
Total / 59,687.057 / 1,666,634 / 1,419,872

1

Energy Resources Data & Information Unit

Mineral Fuels Division

Department of Mineral Resources

Tel. 202-3650-3 Fax. 202-3652