Shell Investors' Handbook 2008-2012

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Acreage and wells

The tables below reflect Shell subsidiaries and equity-accounted investments acreage and wells. The term “gross” refers to the total activity in which Shell subsidiaries and equity-accounted investments have an interest. The term “net” refers to the sum of the fractional interests owned by Shell subsidiaries plus the Shell share of equity-accounted investments’ fractional interests.

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OIL AND GAS ACREAGE (AT DECEMBER 31)

THOUSAND ACRES

 

2012

2011

 

Developed

Undeveloped

Developed

Undeveloped

 

Gross

Net

Gross

Net

Gross

Net

Gross

Net

[A]

Comprises Canada and Greenland. Greenland acreage has been reclassified from Europe to North America – Other at December 31, 2010.

Europe

9,091

2,659

5,844

1,964

9,016

2,586

6,688

2,376

Asia

26,989

9,400

53,460

26,604

27,268

9,810

48,554

25,779

Oceania

1,703

467

70,575

26,469

1,798

500

67,907

26,326

Africa

5,428

2,299

30,404

23,460

6,060

2,465

20,706

15,364

North America – USA

1,837

1,176

8,878

6,990

1,592

984

7,815

6,140

North America – Other [A]

1,181

785

36,179

27,349

1,101

757

31,573

23,849

South America

162

76

17,242

9,668

162

76

20,655

8,905

Total

46,391

16,862

222,582

122,504

46,997

17,178

203,898

108,739

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OIL AND GAS ACREAGE (AT DECEMBER 31)

THOUSAND ACRES

 

2010

2009

2008

 

Developed

Undeveloped

Developed

Undeveloped

Developed

Undeveloped

 

Gross

Net

Gross

Net

Gross

Net

Gross

Net

Gross

Net

Gross

Net

Europe

8,983

2,550

8,165

3,265

9,045

2,592

9,770

3,653

9,646

2,785

8,924

3,038

Asia

27,496

9,970

41,781

22,800

30,969

11,108

78,382

40,547

31,252

11,260

74,749

36,811

Oceania

2,274

553

81,748

24,413

2,276

568

82,945

24,326

2,146

552

79,548

23,052

Africa

6,701

2,424

23,327

17,079

7,393

2,615

27,096

18,656

7,314

2,582

26,959

20,289

North America – USA

1,568

952

7,003

5,834

1,030

597

6,250

5,027

1,009

593

6,238

4,973

North America – Other

1,002

664

31,501

21,489

966

628

26,712

19,448

1,025

707

27,792

19,546

South America

162

76

15,878

6,588

126

59

18,081

7,178

115

53

4,387

1,877

Total

48,186

17,189

209,403

101,468

51,805

18,167

249,236

118,835

52,507

18,532

228,597

109,586

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NUMBER OF PRODUCTIVE WELLS [A] (AT DECEMBER 31)

 

2012

2011

 

Oil

Gas

Oil

Gas

 

Gross

Net

Gross

Net

Gross

Net

Gross

Net

[A]

The number of productive wells with multiple completions (more than one formation producing into the same well bore) was 1,923 gross at December 31,2012 (net 696); 2011: 1,997 gross (net 739); 2010: 2,011 gross (net 779).

Europe

1,431

425

1,266

398

1,454

427

1,317

430

Asia

7,200

2,316

243

116

7,361

2,352

289

162

Oceania

48

5

574

217

48

5

557

212

Africa

837

324

95

62

883

357

98

65

North America – USA

15,108

7,630

4,618

2,808

14,993

7,607

3,449

2,222

North America – Canada

460

393

1,165

880

476

406

1,115

906

South America

73

29

7

2

67

33

7

2

Total

25,157

11,122

7,968

4,483

25,282

11,187

6,832

3,999

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NUMBER OF PRODUCTIVE WELLS (AT DECEMBER 31)

 

 

2010

2009

2008

 

Oil

Gas

Oil

Gas

Oil

Gas

 

Gross

Net

Gross

Net

Gross

Net

Gross

Net

Gross

Net

Gross

Net

Europe

1,464

412

1,341

443

1,544

423

1,343

446

1,569

422

1,323

440

Asia

7,236

2,382

298

164

6,751

2,250

207

99

6,043

2,038

200

95

Oceania

39

4

608

211

39

6

566

122

42

9

319

60

Africa

1,180

447

89

59

1,150

415

80

53

1,163

420

79

49

North America – USA

15,322

7,771

3,884

2,457

15,425

7,835

1,640

1,170

15,505

7,828

1,412

1,037

North America – Canada

433

370

1,007

764

446

382

947

713

429

365

888

665

South America

73

34

6

1

72

32

12

5

68

29

12

5

Total

25,747

11,420

7,233

4,099

25,427

11,343

4,795

2,608

24,819

11,111

4,233

2,351

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NUMBER OF NET PRODUCTIVE WELLS AND DRY HOLES DRILLED (AT DECEMBER 31)

 

2012

2011

 

Productive

Dry

Productive

Dry

[A]

Productive wells are wells with proved reserves allocated.

Exploratory [A]

 

 

 

 

Europe

1

1

1

1

Asia

3

4

6

97

Oceania

–

1

–

2

Africa

3

7

3

5

North America – USA

124

3

70

2

North America – Canada

37

9

21

4

South America

–

1

1

1

Total

168

26

102

112

Development

 

 

 

 

Europe

9

–

12

1

Asia

255

4

196

8

Oceania

7

–

–

–

Africa

25

–

23

2

North America – USA

352

–

347

2

North America – Canada

49

2

102

1

South America

1

–

1

–

Total

698

6

681

14

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NUMBER OF NET PRODUCTIVE WELLS AND DRY HOLES DRILLED (AT DECEMBER 31)

 

2010

2009

2008

 

Productive

Dry

Productive

Dry

Productive

Dry

Exploratory

 

 

 

 

 

 

Europe

2

4

4

3

6

3

Asia

8

28

30

10

20

4

Oceania

–

2

1

3

–

2

Africa

8

5

7

4

6

4

North America – USA

75

5

16

2

7

4

North America – Canada

29

8

21

19

17

46

South America

1

1

1

–

–

1

Total

123

53

80

41

56

64

Development

 

 

 

 

 

 

Europe

20

1

15

–

7

1

Asia

269

4

260

3

210

1

Oceania

3

–

27

–

3

–

Africa

11

–

12

1

17

1

North America – USA

388

–

424

1

475

1

North America – Canada

34

–

45

–

59

–

South America

1

–

5

–

2

–

Total

726

5

788

5

773

4

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