MISSION SUMMARY

Mission Number 291

        

  1. Date: 25/26 July 1945
     
  2. Target: Mitsubishi Oil Refinery (90.17 - 116) Hayama Petroleum Center at Kawasaki (90.17 - 127)
     
  3. Participating Unit: 315th BW
     
  4. Number A/C Airborne: 83
     
  5. % A/C Bombing Primary: 90.36% (75 Primary and 1 Opportunity)
     
  6. Type of Bombs and Fuzes: AN-M64, 500# G.P., 1/10 sec. delay nose and 1/40 sec. delay tail. 
     
  7. Tons of Bombs Dropped: 650 tons on Primary, 9 tons on Opportunity and 18 tons by Wind-Run A/C.
     
  8. Time Over Primary: 252323K - 260003K
      
  9. Altitude of Attack: 16,500 - 18,100
     
  10. Weather Over Target: 0/10 - 4/10
     
  11. Total A/C Lost: 1
     
  12. Resume of Mission: Photo reconnaissance showed 32% of storage tank units, and 1 furnace, 1 asphalt loading unit, 1 can manufacturing plant and 2 warehouses of the Mitsubishi Oil Refinery (90.17 - 116) was destroyed and 36% of the storage tanks, 5 U/I buildings, 7 probable office buildings, and 4 maintenance sheds of Hayama Petroleum Co. (90.17 - 127) was destroyed.  Targets were visible to only 3 A/C. Falk was heavy caliber, moderate to intense, accurate to inaccurate.  Intense S/L activity was encountered and rope was used with varying success.  Two Wind-Run A/C bombed Shimizu Aluminum Plant at Shimiizu.  Seven A/C were non-effective.  Three B-29s landed at Iwo Jima.  The aircraft that was lost suffered a direct flak hit over the Target.  No E/A. Average bomb load: 18,664 lbs. Average fuel reserve: 1,109 gallons. 

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