BP plc · LSE:BP.

BP — Technical Presentation (June 2010)

6 slides from BP's technical presentation, Jun 28, 2010

1. Slide 1: Total Oil Recovered: LMRP Cap + Q4000

   Total Oil Recovered: LMRP Cap + Q4000 (Approximate volumes) 80 Cum. LMRP Cap Cum. Q4000 Daily 500 438 450 70 Cumulative Recovered, Thousands Barrels 400 60 326 350 Total Daily Rate, mbopd 50 300 249 40 250 204 200 30 150 150 104 25 26 27 20 25 23 24 25 23 24 21 100 58 18 17 16 15 16 15 15 10 15 15 1

2. Slide 2: Next Phase: Subsea Containment

   Next Phase: Subsea Containment Capacity 40 – 53 mbd 2

3. Slide 3: Relief Wells

   Relief Wells SW DD-II Macondo DD-III SE 0’ 2000’ 3020’ 2800’ Casing Point 5,000’ 36” 36” 36” 28” 28” 28” 22” 22” 22” 18” 18” 18” 10,000’ 16” 16” 16” 13-5/8” 13-5/8” 13-5/8” 15,000’ 11-7/8” 11-7/8” 9-7/8” 9-7/8” Target Reservoir 7” 20,000’ 3

4. Slide 4: Overall Well Path

   Overall Well Path 11 7/8" liner Planned Intercept 9 7/8" casing High Pressure Wellhead 36" conductor 28" casing 22" casing 18" liner 16" liner 13 5/8" casing 11 7/8" liner 9 7/8" casing Planned Intercept

5. Slide 5: Drill Pipe Ranging

   Drill Pipe Ranging Electromagnetic Field 5

6. Slide 6: Drill Alongside Macondo Well - Prepare for Entry

   Drill Alongside Macondo Well - Prepare for Entry Electromagnetic Field 6

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