Narrative:

At FL370; I heard a thud and then started smelling an electrical burning smell; then the flight attendants called the front and said the passengers were choking on the smell. Declared an emergency; went to nearest airport; landed; had the fireman look over the aircraft for smoke then got towed to the gate and deplaned passengers.

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Original NASA ASRS Text

Title: At FL370 B757 Captain reports hearing a thud then a burning electrical smell; the flight diverted to nearest suitable airport after reports from flight attendants about the smell in the cabin.

Narrative: At FL370; I heard a thud and then started smelling an electrical burning smell; then the flight attendants called the front and said the passengers were choking on the smell. Declared an emergency; went to nearest airport; landed; had the fireman look over the aircraft for smoke then got towed to the gate and deplaned passengers.

Data retrieved from NASA's ASRS site as of April 2012 and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.