Location Map

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Geological Tiers:
T1
T2
T3
T4
Basin Portfolio Size
Basin Portfolio Size Ranking
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Basin Portfolio Size Tier Criteria
Tier 1 - Large Finds in Successful Basins
  • Discovered Recoverable Reserves (MMboe) ≥ 5,000 MMboe
  • Average Field Size (MMboe) ≥ 100 MMboe
Tier 2 - Large Finds in Under-explored Basins
  • Discovered Recoverable Reserves (MMboe) < 5,000 MMboe
  • Average Field Size (MMboe) > 100 MMboe
Tier 3 - Moderate Finds in Successful Basins
  • Discovered Recoverable Reserves (MMboe) ≥ 5,000 MMboe
  • Average Field Size (MMboe) < 100 MMboe
Tier 4 - Small Finds in Under-explored Basins
  • Discovered Recoverable Reserves (MMboe) < 5,000 MMboe
  • Average Field Size (MMboe) ≤ 100 MMboe