NTSB Identification: CHI94FAMS1.
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Accident occurred Sunday, November 21, 1993 in KALAMAZOO, MI
Probable Cause Approval Date: 10/20/1994
Aircraft: CESSNA 172I, registration: N35549
Injuries: 1 Fatal.

NTSB investigators either traveled in support of this investigation or conducted a significant amount of investigative work without any travel, and used data obtained from various sources to prepare this aircraft accident report.

THE AIRCRAFT WAS OBSERVED TO DEPART THE AIRPORT AT APPROXIMATELY 0230 ON NOVEMBER 21, 1993. NEITHER THE AIRPLANE NOR THE PILOT HAVE BEEN LOCATED SINCE THAT TIME. AT THE TIME OF DEPARTURE THE CHICAGO AIR ROUTE TRAFFIC CONTROL CENTER'S RADAR RECORDING EQUIPMENT WAS TEMPORARILY OUT OF SERVICE. THE RECORDER RETURNED TO SERVICE AT 0347. AT 0410 A TARGET LOCATED 60 MILES EAST OF MILWAUKEE, WISCONSIN, OVER LAKE MICHIGAN, WAS RECORDED BY RADAR TO DESCEND FROM 7,500 FEET MEAN SEA LEVEL (MSL) AND DISAPPEAR FROM RADAR AT 2,500 FEET MSL WHILE MAKING FIVE 360 DEGREE TURNS. THE RADAR TARGET WAS NOT IDENTIFIED AS THE MISSING AIRPLANE. THE INJURY AND AIRCRAFT DAMAGE CLASSIFICATIONS ABOVE ARE PRESUMED.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

UNDETERMINED.

Full narrative available

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