NTSB Identification: CHI81LA106.
The docket is stored on NTSB microfiche number 13098.
Accident occurred Saturday, August 01, 1981 in COTTON, MN
Probable Cause Approval Date: 11/06/2001
Aircraft: CESSNA 180, registration: N4988E
Injuries: 4 Fatal.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

WHILE ENROUTE IN THE COMPANY OF ANOTHER AIRCRAFT, CLOUDS WERE ENCOUNTERED. THE AIRCRAFT CONTINUED VFR INTO IMC CONDITIONS. SUBSEQUENTLY DEPARTURE FROM CONTROLLED FLIGHT OCCURRED AND ALTITUDE WAS NOT MAINTAINED. THE AIRCRAFT IMPACTED TREES AND THE TERRAIN IN A REMOTE AREA. THE ACCIDENT OCCURRED ON AUGUST 1, 1981. THE AIRCRAFT WAS LOCATED ON NOVEMBER 5, 1990.

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

THE PILOT-IN-COMMAND'S FAILURE TO MAINTAIN ALTITUDE AND AIRCRAFT CONTROL AFTER AN ENCOUNTER WITH INSTRUMENT METEOROLOGICAL CONDITIONS.

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