Narrative:

On initial climb a flight attendant advised there was a loud noise coming from the window at 25F as a leak. Aircraft was pressurizing; but not on schedule. An air return was initiated with an overweight landing of 130;800 pounds with a smooth touchdown. Maintenance determined the cause was an improperly seated over wing emergency exit.

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Original NASA ASRS Text

Title: An MD83 returned to its departure airport when a pressurization leak from an improperly seated overwing exit was identified as the source of a loud noise in the cabin.

Narrative: On initial climb a Flight Attendant advised there was a loud noise coming from the window at 25F as a leak. Aircraft was pressurizing; but not on schedule. An air return was initiated with an overweight landing of 130;800 LBS with a smooth touchdown. Maintenance determined the cause was an improperly seated over wing emergency exit.

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.