96 Halifaxes from 408, 415, 420, 426, 426, and 432 Squadrons were ordered to attack the oil refinery at Wanne-Eickel. The crews were over the target at between 18,000 and 20,000 feet, releasing 562,000 lbs of high explosives. According to reports, bombing was scattered with little damage.

P/O A. Brown from 408 Squadron returned early as the hydraulics were u/s.
W/Cdr E. Evans was hit by flak, not serious.

W/O1 L. Russell from 415 Squadron returned early as the port outer was u/s. They tried to feather the propeller and the engine burst into flames and the propellor flew off. They landed safely at base on 3 engines.
F/O B. Cowieson did not bomb as the load hung up over the target.
F/Lt J. McQuiston was hit by flak, there were holes in the stbd rudder.
F/Lt O. Piper was attacked by a enemy aircraft, there was no claim or damage.
F/O G. Grier RCAF and crew, flying Halifax III NR-249 coded 6U-J, was shot down by enemy flak over Dunkirk.

Sgt J. Andrews RAF
F/O P. Mikalchuk RCAF–POW
F/Sgt J. Marshall RCAF–POW
F/Sgt J. Horrigan RCAF–POW
F/Sgt W. Johnston RCAF–POW
F/Sgt J. Aicken RCAF–POW

F/O D. Hill from 420 Squadron was hit by flak, there were holes in the fuselage.

F/Lt R. Archambault from 425 Squadron had the hydraulics u/s on return. They landed safely at Woodbridge.
P/O M. Anderson had the port outer go u/s on return. They landed safely at Manston on 3 engines.
F/Lt J. Laporte was hit by flak, not serious.
F/O W. Mark RCAF and crew, flying Halifax III LW-394 coded KW-Z, had the stbd outer catch fire and would not feather on return after being hit by flak. The crew bailed out over Belgium.

Sgt J. Whyte RAF
P/O R. Daniels RCAF
F/O W. Wotherspoon RCAF
F/Sgt W. Ketcham RCAF
P/O A. McLean RCAF
F/Sgt H. Sanderson RCAF
F/Sgt A. Alger RCAF

F/O A. Davies from 426 Squadron returned early as there was icing inside the windshield and heavy exhaust fumes in the cockpit.
F/O J. Wadleigh RCAF and crew, flying Halifax VII NP-682 coded OW-R, had the stbd outer catch fire about 3 minutes after takeoff. They crashed near Weatherby.

F/O J. Campbell RCAF
F/Sgt G. Fetherston RCAF
F/O G. Cahoon RCAF
F/Sgt M. Grant RCAF
P/O J. Laing RCAF
P/O C. Houston RCAF

F/Lt E. Garrett had the port outer go u/s on return. They landed safely at base on 3 engines.

F/Sgt R. Bradley from 432 Squadron returned early as the port inner was u/s. They landed safely at base on 3 engines.
F/Lt J. Wallace, F/Lt F. Horan, and F/O C. Hemming were hit by flak, not serious.
P/O J. Daly landed at Blyton on return.
F/Lt E. Maguire had the stbd inner go u/s on return. They landed safely at Manston on 3 engines.