BP 2010 Annual Report Download - page 250

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Supplementaryinformationonoilandnaturalgas(unaudited)
Supplementaryinformationonoilandnaturalgas(unaudited)continued
  
Europe North South Africa Asia Australasia  Total
America America   
   Restof    
 Restof North    Restof 
 UK Europe US America   Russia Asia 

Oilandnaturalgasacreageat31December2010 Thousandsofacres
Developed –gross  346 65 6,920 198 1,738 497 2,282 2,434 162 14,642
  –net 189 21 4,184 157 471 195 885 935 35 7,072
Undevelopeda –gross 1,311 186 6,970 7,185 12,434 21,373 32,137 18,366 7,330 107,292
–net 775 79 4,663 4,380 6,398 16,072 15,475 8,955 2,796 59,593

a
Undevelopedacreageincludesleasesandconcessions.
Net oil and gas wells completed or abandoned
Thefollowingtableshowsthenumberofnetproductiveanddryexploratoryanddevelopmentoilandnaturalgaswellscompletedorabandonedinthe
yearsindicatedbythegroupanditsequity-accountedentities.Productivewellsincludewellsinwhichhydrocarbonswereencounteredandthedrillingor
completionofwhich,inthecaseofexploratorywells,hasbeensuspendedpendingfurtherdrillingorevaluation.Adrywellisonefoundtobeincapableof
producinghydrocarbonsinsufcientquantitiestojustifycompletion.
Europe North South Africa Asia Australasia  Total
America America    
   Restof    
 Restof North    Restof 
 UK Europe US America   Russia Asia 
2010
Exploratory
 Productive – 0.2 39.3 – 1.3 1.2 10.5 2.8 0.3 55.6
Dry  0.7 – 0.3 – 0.9 1.4 4.0 – – 7.3
Development
 Productive 6.4 1.2 260.0 31.7 105.7 18.9 364.3 53.3 – 841.5
Dry  1.7 – 0.5 – 1.2 2.7 – 2.4 – 8.5
2009 
Exploratory
Productive 0.1 – 47.2 – 3.0 4.5 7.0 5.3 0.6 67.7
Dry 0.2 – 4.2 – – 1.4 4.5 6.0 0.2 16.5
Development       
Productive 9.3 1.5 403.8 17.9 135.4 20.8 293.0 45.8 1.6 929.1
Dry – – 3.3 – – 0.5 4.0 0.4 0.6 8.8
2008
Exploratory
Productive 0.8 – 2.4 – 4.4 4.3 12.5 0.5 0.6 25.5
Dry – 0.5 0.9 0.1 0.4 2.6 23.0 0.5 0.4 28.4
Development
Productive 6.6 0.5 379.8 28.3 112.5 18.6 10.0 45.4 4.5 606.2
Dry  0.2 – 1.1 0.9 2.9 1.5 19.5 2.1 – 28.2

Drilling and production activities in progress
Thefollowingtableshowsthenumberofexploratoryanddevelopmentoilandnaturalgaswellsintheprocessofbeingdrilledbythegroupanditsequity-
accountedentitiesasof31December2010.Suspendeddevelopmentwellsandlong-termsuspendedexploratorywellsarealsoincludedinthetable.
Europe North South Africa Asia Australasia  Total
America America    
   Restof    
 Restof North    Restof 
 UK Europe US America   Russia Asia 
At31December2010
Exploratory       
 Gross 1.0 – 211.0 3.0 1.0 3.0 11.0 3.0 –
233.0
Net  0.2 – 45.2 1.5 – 1.6 5.5 1.2 – 55.2
Development       
Gross 11.0 – 375.0 – 23.0 34.0 88.0 20.0 – 551.0
Net 5.5 – 140.6 – 9.5 10.8 39.7 6.6 – 212.7

248BPAnnualReportandForm20-F2010