Seismic Coverage

500000 600000 124º E 700000

1400000 1400000

M

A

S

B

A M-200 M-204 S T 71-342 M-211 M-209 M-202 E M-366-79M-210

M-212 L-107 A M-305-79A M-206 M-208 12º N M-362-79 12º N M-317-79M-203 M-370-79 M-321-79 M-207 M-214 M-205M-325-79A M-368-79 M-329-79 M-372-79 M-218M-216 M-100 M-335-79M-5 M-305-79B M-339-79 M M-374-79 M-308-79M-307-79A M-345-79 M-6 M-360-79 M-354-79 M-353-79A M-356-79 M-303-79 M-358X-79 M-220 M-101 M-300-79 M-358-79 9713-84

M-201A M-319-79 M-318-79 M-302-79 M-315A-79M-323-79 M-322-79A M-304-79 M-376-79 M-222 A 9734-84 M-226AM-326-79 M-213A M-328A-79M-305-79 M-325-79 M-215 M-226 M-324X-79 M-306-79 L-106A L-106 M-332-79 9717-84 M-324A-79 M-378-79 M-307-79 M-328X-79 M-336-79 9721-84 M-8 M-311-79 M-320-79A M-315-79 M-310-79 M-228 M-327-79 M-328B-79 M-314-79 1300000 M-224A M-312-79 9725-84A 1300000 M-342-79 L-313-79 R M-338-79 9729-84 L-317-79 9730-84 M-316-79 M-7 L-319-79 L-311-79 M-224 9748-84 9748-84A PH75A M-340-79 M-320-79 PH21C L-219 M-217 MS-4 9732-84A M-343-79 M-324B-79 MS-2 75-1 M-201 M-334-79M-337-79M-330-79 L-111 L-315-79 M-353-79 M-347-79 L-226 M-351-79 M-1 M-348-79M-309-79 M-349-79 L-228 M-213M-333-79M-335-79A M-331-79 M-350-79 9732-84 M-341-79 L-3 M-313-79 M-352-79 M-344-79 L-108 L-230 9711-84 M-346-79 9721-84A78-V8 MS-1 WD-16 9746-84 PH75BCD 9746-84A 4-NPT L-110 M-333-79A 2-NPT PH21B MS-3 9715-84 78-V2 L-250 75-6 78-V1 78-V6 L-112A 71-342- TRITON-1- TRITON-1 75D-8 9744-84 TRITON-1_ 75D-2 9728-84 9719-84 L-221 75D-3 75D-4 L-320-79 75-4 L-232 75-2 L-114 L-322-79 9711-84A 405 78-V3 12-NPT MS-5 8-NPT 14-NPT VA-101 75D-7 75D-14 L-116 VA-100 75-3E75-3W 9-NPT 7-NPT 404 78-V5 L-112 75D-16 440 PH28A L-236 443 75D-11 78-V6A 75D-1 5-NPT L-234 441 78-V1413-NPT 9722-84 9742-84A 9742-84 9725-8423-NPT VA-102 9723-84 403 442 75D-15 75D-5 L-117 L-103 L-1059726-84 89LT-1 78-V4 75D-9- 75-5 L-223 435 75D-17 17-NPT 89LT-3 11-NPT L-238 402 75D-10 401424 75D-9 79BB-179BB-2 P478-2 400 434 75D-6 78-V7 L-118 79BB-6 L-122 430 9740-84 15-NPT79BB-5 79BB-12L-12079BB-14 439 77VB-12 79BB-7 PH27 433 75D-21W 19-NPT 6-NPT 79BB-9 9720-84 77VB-375D-25W 79BB-3 89LT-2 75D-21W- 78-V16 75D-20 L-254 438437 78-V9 75D-1379BB-13 9724-84 429 432 79BB-4 L-126 75D-19W 79BB-3275-9 L-130A 89LT-4 79BB-17 79BB-11 431 75D-29 21-NPT L-4 79BB-19 79BB-15 L-1- 75D-23W L-130 89LT-679-1 428 3-NPT PH26D L-229 79-3 436 79BB-2279BB-25 L-240 L-225AL-225B 10-NPTPH-V1 79BB-879BB-10 L-134A 79-5 79BB-21 79BB-23 89LT-8 M-6-_ 75D-27 79BB-27 75-16 L-242 M-1__M-1_ 78-V13 1-NPT75D-21 L-227 L-246 89LT-10 423 75-7 75-8 78-V1877G-177G-2PH-V377VB-10 M-3- L-113 78-V10 75D-25-75D-25 L-115 75D-33 M-2- 75-11 PH-V5 PH21A 79BB-1875D-22 79BB-29 L-134 78-V12 L-138A VA-108VA-107 77VB-14 PH-V3- L-244 VA-110VA-109VA-111L-248 M-10_ 75D-3178-V11 79BB-24 422 75D-19E L-231 89LT-12 PH-V7 M-1- VA-116 VA-123 75D-3777VB-9 9716-84 VA-118 M-3_ 78-V15 VA-120 L-1 77VB-2 75D-35 79BB-47 L-138 VA-122 VA-129 75D-35- VA-116B 75D-12 75D-21E 421 PH-V11-PH-V11 606 VA-127A 77B-3 77VB-13PH-V9 J-2 VA-104L-5 78-V2077VB-11 VA-105 9714-84 VA-112 P A N A Y M-7_ PH-V1575D-39PH-V13 VA-114 420 M-8_ 77B-5 PH-V17 79BB-3575D-27E PH-V13- VA-113VA-115 PH-V19 79BB-379712-849709-84A L-144VA-117C VA-124B 631 CM-131-80 VA-119 77B-6 PH-V21 PH-V15- 79BB-39 VA-121A M-2_77B-7 79BB-26J-3 79BB-41 L-142 VA-106 VA-125VA-127 PH-V2 VA-103 M-4_M-6_ PH-V19- J-1 79BB-2079BB-43 9703-84VA-124 PH-V4 VA-131 77B-1077B-2 77VB-4 79BB-45 77B-9 77B-8 PH-V8 79BB-28 TIL-400-80 9718-84 77B-1177B-13 PH-V6PH-V10 J-4 PH28B33-TRA 31-TRA PH-V14 CM-137B-80 77B-4 NN-315-79PH-V12PH-V16PH-V18 NN-100E-8 75-10 NN-321-79NN-200 75D-41 E-6 NN-217 75-13_ NN-100- E-2 75D-45NN-202X-7975-15 77VB-4- E-8A E-4 9709-84 NN-20275D-43 NN-217- 635 CM-192-80 75D-18NN-102 NN-204 633 NN-206X-79NN-206- 9706-84 9738-84 78-V17 626 9701-84 NN-300-79 NN-208NN-207 NN-212NN-20375D-47 E-14 NN-212X-79NN-210 NN-206 75-14 NN-302-7932-TRA 1-TRI NN-216NN-203NX-79 627 L-148 8-TRI NN-211P479 630 634 620 619 L-146 77VB-5 632 E-22 NN-104 NN-214- 610 CM-186-80 NN-306-79 77VB-6 NN-214 77VB-8-1 NN-308-79 628 NN-215 77VB-7 6-TRI NN-304-79 77VB-1 NN-220 629 611 NN-201 E-12 NN-101 9707-84 NN-1A 9731-84 NN-1-75 NN-105NN-108NN-4X-79 NN-106NN-310-79E-18 NN-218- 9710-84 NN-110 CM-180-80 L 77VB-8 NN-203SX-79E-24 E-10 9708-84 NN-224 NN-218 NN-224X-79 E-2811-TRI NN-213 612 3A-TRI E-30 E-16 NN-112 NN-226X-79 E-347-TRINN-103 E-20 NN-4 NN-313-79 E-38 NN-312-79 10-TRI NN-222-E-3 E-26 NN-116 E-36AE-34A 9-TRI CM-174A-80 5-TRI E-32 613 NN-114 75-17NN-314-79 E-1 E-36 NN-318-79 NN-1- NN-329-79 NN-222 622 75-13 NN-316-79 9727-84A NN-209 9704-84 NN-114- 4A-TRI E-40 E PH29ABCD NN-320-79NN-305-79 NN-205 623 614 3-TRI NN-101- P478-1 NN-323SW-794-TRI NN-226- 9702-84 NN-322-79 E-40A P478 CM-168A-80- CM-168A-80 NN-118 NN-326-79NN-301-79 E-44 NN-324-79 71-343 9736-84 NN-226 NN-1 615 NN-311-79 E-50 E-42 1200000 NN-118-NN-303-79 1200000 E-58 NN-317-79 6219705-84 CM-149-80 NN-400-80 NN-319-79 NN-331NE-79E-46 E-64 E-60 E-48 616 CM-162-80 CM-162-80- E-68 E-62 NN-401-80 Y NN-332A-79 E-5 NN-325-79 E-70 E-52 E-72 617 E-74 E-54 CM-167-80CM-171-80 78/530 NN-309-79NN-402-80E-76 NN-328X-80 E-56 NN-404-80E-78 NN-120 NN-332B-79E-80 NN-328-79 NN-334-79 2-TRI NN-321X-80NN-330X-80NN-107 CM-156A-80- CM-156A-80 CM-156B-80 NN-402-80_NN-330-79 NN-406-80ST-101-80E-90 78/310E-94 CM-145B-80 NN-336-79 E-7 9727-84NN-323NE-79E-84A NN-408-80 E-82 NN-406-80_ E-84 NN-321X-80_ NN-331SW-79 T NN-408-80_ E-86E-88 CM-150-80 CM-150-80_ CM-150-80- E-92 E-102 NN-307-79E-100 E-96 ST-140-80 NN-338NW-79 E-98 78/300 78/540 NN-323X-80NN-325X-80 ST-138-80 NN-329X-80 ST-107-80NN-338SE-79 CM-144A-80 P477 CM-144B-80 ST-136-80 NN-315X-8078/330 NN-327-79 ST-132-80 NN-207X-79NN-340-79 ST-134-80 E

CM-138A-80 CM-145A-80 CM-138B-80

CM-132-80

CM-179-80 78/500 78/500-ST-103-80 U

ST-130-8078/520- 78/520 CM-145A-80- 78/510 CM-126-80- CM-161-80- 78/510-ST-128-80 CM-126-80 ST-122-80P48078/495-78/495 ST-126-80 CM-155A-80-

ST-105-80 B CM-120-80 78/350ST-124-80 78/340-78/340 78/505- 78/505 ST-113-80 ST-116-80ST-111-80NN-2 ST-114-80 CM-114-80 CM-114-80- P474 CBU-46EXT ST-120-80 ST-113-80- T-5 CM-149A-80 78/477 E NN-2- T-2 CM-137A-80 ST-118-80 CBU-46 71-355 78/360 T-3 CM-108-80- CM-108-80 ST-109-80 78/490- T-4 CM-123-80 CM-108-80_ S 78/320-78/320 ST-112-80 78/490 CM-161-80 CM-115-80 CM-155A-80 PH26C

C CM-107-80 78/465

78/485- O 78/485

Visayan Basin Z-10A CB-226-80 78/340-- P481 78/475-78/475

Z-3A 78/455- 78/45578/350- R Z-4 Z-6 CB-214-80

78/370 PH26B- P476 78/450-78/450 CB-117-80 CB-220A-80 P473 CB-208-80 CB-220-80

ST-108-80 ST-117-80 78/445- 78/445 71-354 ST-121-80 CBU-45 78/360- CB-196-80 G ST-106-80 78/440-78/440 CB-121-80 ST-110-80 78/350-- ST-102-80 CB-121X-80 VA-126 CB-202-80 CB-127X-80 10º N VA-128 10º N ST-104-80 CBU-42 VA-130 ST-115-80 CBU-44 VA-132A E VA-133 ST-119-80 VA-134 PH26B VA-136 CB-190-80 1100000 ST-100-80 1100000

30-TRA CB-115-80 CB-184-80

CB-113-80-

N 78/430-78/430 VA-135 LIST OF SEISMIC SURVEYS CBU-21 CB-178-80 78/420-78/420 78/370--78/370- CONDUCTED IN THE VISAYAN BASIN 71-353-VA-138 VA-140 VA-138A B O H O L YEAR AREA OPERATOR/ GEOPHYSICAL SURVEY LINE PREFIX & CB-172-80 CBU-6 VA-144 COMPANY CONTRACTOR DISTANCE (km) LINE NUMBER 78/390CBU-23 CB-166-80 CBU-39 VA-146 VA-148 VA-142 1958 Calubian/S.Isidro, Leyte Phil. Oil Dev't. Corp. United Geophysical 12.000 Onshore 8 to 10,10A to D CBU-22 VA-150 1959 Bogo, Cebu Acoje Oil Exploration No data 40.000 Onshore No data VA-152 1959 Toledo/Alegria, Cebu Phil. Oil Dev't. Corp. No data 74.000 Onshore No data VA-154 1959 Rosario, Leyte Phil. Oil Dev't. Corp. No data 46.500 Onshore No data VA-156 1960 S.Isidro,Calubian.Leyte White Eagle Overseas Oil Century Geophysical 134.300 Onshore WA to WF,etc. CBU-24 VA-158 75-TA VA-137 1960 Alegria, Cebu Phil. Oil Dev't. Corp. No data 9.000 Onshore No data 78/410 75-T1 78/410- CBU-37CBU-20 1961 Camotes Sea White Eagle Overseas Oil No data 397.600 Offshore L-1 to 7,T-1 to 4,etc. CBU-19 1961 Negros Occidental Anglo-Phil. Oil Corp. No data 47.680 Onshore A to L 75-T2 CBU-38 1962 Alegria, Cebu Acoje Oil Exploration No data 0.750 Onshore No data CBU-35 CBU-29 75-T3 CBU-36 CB-154-80 1962 Bantayan Island Visayan Exploration Mobil Oil Corp. 65.000 Onshore M-1 to 11 CBU-11 1962 Visayan Sea Visayan Exploration Mobil Oil Corp. No data Offshore 1 to 78 CBU-25 1963 Bantayan Island Visayan Exploration Mobil Oil Corp. 85.000 Onshore F-1 to 18 75-TB75-TC75-T4 CBU-14 CBU-30CBU-32 CBU-2 1963 Visayan Sea Visayan Exploration Mobil Oil Corp. 817.500 Offshore E-1 to 106 75-T5 CBU-33 1965 Visayan Sea Visayan Exploration Mobil Oil Corp. No data Offshore V-1 to 100 CBU-34CBU-26 1971 Visayan S/Cebu St/Phil.S Gulfrex Oil Explo. & Prod. Gulf R & D Center 1540.000 Offshore PH21 to 29, PH75 CBU-9 CBU-13CB-148-80 1971 Camotes Sea/Cebu Strait Mobil Oil Corp. Mobil Oil Corp. 562.840 Offshore 71-342 to 355 78/380-78/380 75-T677-TA75-T7 CBU-27 1971 Tanon Strait Trans-Asia Oil & Mineral Ray Geophysical 83.700 Offshore 29 to 33 29-TRA CBU-31 1971 Daanbantayan, Cebu Phil. Oil Dev't. Corp. Index Geophysical 67.500 Onshore 1 to 8, A to E CBU-1 CBU-15 CB-121-80- P472 1972 Tanon Strait Triton Phil. Oil & Gas Co. Ray Geophysical 176.956 Offshore 1 to 11 1973 Visayan Sea, etc. Shell Internationale Seismograph Service 1069.360 Offshore P468 to 481 78/400 CBU-40 CBU-16CB-142-80 1973 Visayan Sea Triton Phil. Oil & Gas Co. Geophysical Service 90.580 Offshore TRITON-1 77-T2 CBU-10 1974 San Bernardino/Phil.Sea Trend Corp. Delta Exploration 232.200 Offshore 15 to 21 77-T3 CBU-28 1974 Leyte Gulf Trend Corp. Delta Exploration 351.000 Offshore 22 to 30 77-T4 CBU-41 1974 Samar Sea Trend Corp. Delta Exploration 382.100 Offshore 32 to 36 ST-145-80 SB-83-1209 1974 Philippine Sea Western Decalta Petroleum Western Geophysical 217.500 Offshore WD-13,16,18 77-T5A CBU-12 77-T5B CBU-3 1974 Leyte Gulf White Eagle Overseas Oil Western Geophysical 178.600 Offshore WD-31,31A,32,33 CBU-17 CB-129-80- 1974 North Cebu Phil. Oil Dev't. Corp. Geophysical Service 13.150 Onshore 606 77-T6 P471 1974 Alegria, Cebu Chinese Petroleum Corp. Chinese Petroleum Corp. 26.000 Onshore 75-TA to C,T1 to 7 SB-83-1203 1974 Northwest Leyte Phil-Overseas Drill. & Oil Geophysical Service 70.800 Onshore 400 to 405 CBU-8 CBU-5 CB-142-80-CB-137A-80 1975 Philippine Sea Phillips Petroleum/PODCO Delta Exploration 470.000 Offshore NS-1 to 18 1975 Leyte Gulf Phillips Petroleum/PODCO Delta Exploration 1811.450 Offshore LG-3 to 60 CB-130-80 1975 Visayan Sea Basic Petroleum & Mineral Western Geophysical 87.100 Offshore No data CBU-4 78/400--78/400- 1975 Visayan Sea IOL Petro./Pioneer Natural Western Geophysical 659.000 Offshore 75-1 to 17 CBU-18 SB-83-1204 1975 Visayan Sea IOL Petro./Pioneer Natural Geophysical Service 787.100 Offshore 75D-1 to 47 1975 Visayan Sea Phillips Petroleum Delta Exploration 110.300 Offshore L-1 to 5 CBU-7 CB-130-80- 1975 Asid Gulf Phillips Petroleum Delta Exploration 126.100 Offshore M-1 to 8 1975 Tanon Strait Phil. Oil Dev't. Co. Delta Exploration 148.000 Offshore NN-1 to 4 CB-124-80- 1975 Visayan Sea Phil. Oil Dev't. Co. Delta Exploration 114.800 Offshore MS-1 to 5 1976 Visayan Sea/Samar Sea Phillips Petroleum/PODCO Western Geophysical 605.700 Offshore L-100 to 148 1976 Asid Gulf Phillips Petroleum/PODCO Western Geophysical 46.590 Offshore M-100 to 101 SB-83-1209A 1977 Northwest Leyte Phil. Oil Dev't. Corp. Geophysical Service 176.940 Onshore 420 to 443 CB-118-80 ST-101X-80 CB-136-80 ST-101X-80- 1977 North Cebu Phil. Oil Dev't. Corp. Geophysical Service 224.840 Onshore 610 to 635 CB-112-80 1977 Visayan Sea Basic Petroleum & Mineral Dresser Olympic 106.520 Offshore 77-1 to 18 1977 Kampisong, Cebu Chinese Petroleum Corp. Chinese Petroleum Corp. 25.000 Onshore 77-TA,T2 to T6 1977 Bantayan & Guintacan Is. Phil.Oil &Geothermal Energy Geophysical Service 77.140 Onshore 77B-2 to 13,77G-1 & 2 CB-153-80 1977 Visayan Sea Phil.Oil &Geothermal Energy Dresser Olympic 188.608 Offshore 77VB-1 to 14 ST-143-80- CB-112-80- 1977 Visayan Sea Occidental Explo. & Prod. Western Geophysical 225.100 Offshore PH-V1 to V21 1978 Leyte Gulf Phillips Petroleum/PODCO Delta Exploration 433.670 Offshore LG-59-78 to 84-78 ST-143-80 PH26A CB-153-80- 1978 Samar Sea/Visayan Sea Phillips Petroleum/PODCO Western Geophysical 508.360 Offshore L-200 to 254 1978 Philippine Sea Phillips Petroleum/PODCO Delta Exploration 379.540 Offshore NS-1EX-78 to 40-78 1978 Tanon Strait Shell Internationale Prakla-Seismos 1136.500 Offshore 78/300 to /540 1978 Asid Gulf Phillips Petroleum/PODCO Western Geophysical 408.500 Offshore M-200 to 228 CB-112-80_ 1978 Visayan Sea POGEI/Total Exploration Delta Exploration 332.200 Offshore 78-V1 to V20 CB-124-80 1978 North Tanon Strait Phillips Petroleum/PODCO Western Geophysical 252.300 Offshore NN-200 to 226 1979 Tabango, Leyte Phil. Oil Dev't Co. Delta Exploration 13.000 Onshore 79-1 to 5 1979 Visayan Sea POGEI/Basic Petroleum GECO (Norway) 297.100 Offshore 79BB-1 to 47 1979 Asid Gulf Phillips Petroleum Delta Exploration 1560.560 Offshore M-300-79 to 378-79 1979 Leyte Gulf/Surigao Str. Phillips Petroleum/PODCO Delta Exploration 769.700 Offshore LG-300-79 to 319-79 CB-106-80 1979 Samar Sea/Visayan Sea Phillips Petroleum/PODCO Delta exploration 338.170 Offshore L-300-79 to 322-79 CB-113-80 CB-129-80 1979 North Tanon Strait Phillips Petroleum/PODCO Western Geophysical 827.350 Offshore NN-4E CB-145-80 1980 Visayan Sea Newport Petroleum Digicon B.V. 315.000 Offshore 1 to 23 1980 Camotes Sea Phillips Petroleum/PODCO Western Geophysical 1238.070 Offshore CM-107-80 to 192,TIL-400 1980 Cebu Strait Phillips Petroleum/PODCO Western Geophysical 935.750 Offshore CB-106-80 to 226-80 SB-83-1205A 1980 North Tanon Strait Phillips Petroleum/PODCO Western Geophysical 158.620 Offshore NN-315X-80 to 4 1980 South Tanon Strait Phillips Petroleum/PODCO Western Geophysical 596.220 Offshore ST-100-80 to 145-80 1983 Bohol Sea Bureau of Energy Dev't. Seiscom-Delta 1154.000 Offshore SB-83-1201 to 83-1211 1983 South Cebu PNOC-Exploration Corp. Delta Exploration 416.000 Onshore CBU-1 to 31 1984 South Cebu PNOC-Exploration Corp. Seiscom-Delta 185.000 Onshore CBU-32 to 46 1984 Visayan Sea/Camotes Sea MOE/Petro-Canada Sonix Exploration 1613.000 Offshore 9701-84 to 9748-84 1987 Daanbantayan, Cebu Ran Rick (Phil) Inc. Seiscom-Delta 25.380 Onshore J-1 to 4 1987 Maya, Cebu Ran Rick (Phil) Inc. Seiscom-Delta 21.165 Onshore M-1 to 3 1987 Toledo, Cebu Ran Rick (Phil) Inc. Seiscom-Delta 18.000 Onshore T-2 to 5, CBU-46EXT 1987 Malolos, Cebu Ran Rick (Phil) Inc. Seiscom-Delta 29.460 Onshore Z-3A to 10A 1990 Northwest Leyte Chinese Petroleum Corp. General Geophysique 231.400 Onshore 89LT-1 to 12 1990 North Tanon Strait ARCO Internat'l. Oil & Gas Western Geophysical 734.000 Offshore E-1 to 102 1992 Camotes Sea/Cebu Strait Australian Worldwide Halliburton Geophysical 493.550 Offshore VA-100 to 158

1000000 P470 71-353 1000000

P468

500000 600000 124º E 700000

ENT OF M E T N R E

A R DEPARTMENT OF ENERGY

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P S H E I L N I P P I Philippine Petroleum Resource Assessment Project SEISMIC Scale 1 : 500,000 COVERAGE MAP

0 20 40 60 80 100 km Visayan Basin

Universal Transverse Mercator (UTM) Prepared by: Clarke 1866 Spheroid - Luzon datum W. S. Malabanan Zone: 51 (Central Meridian - 123º E)

Date Prepared: February 21, 2001