Narrative:

While flying VFR in cruise flight; the emergency exit door in row 2 opened as we were approaching the south shore of the island. I told approach that I needed to divert to the [nearby] airport. They handed me over to tower. Not knowing what; if any; damage was done to the aircraft; or if any passengers were injured; I declared an emergency with the tower. Once established inbound I checked on the passengers; who were all fine. We landed with no further incident.

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Original NASA ASRS Text

Title: When an air taxi CE-402 lost the emergency exit door in flight the Captain declared an emergency and diverted to a nearby airport.

Narrative: While flying VFR in cruise flight; the Emergency Exit door in Row 2 opened as we were approaching the south shore of the island. I told Approach that I needed to divert to the [nearby] airport. They handed me over to Tower. Not knowing what; if any; damage was done to the aircraft; or if any passengers were injured; I declared an emergency with the Tower. Once established inbound I checked on the passengers; who were all fine. We landed with no further incident.

Data retrieved from NASA's ASRS site as of July 2013 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.