Feb 12, 1999
Accident
Substantial SAINT MARY'S, AK
Injuries1 serious
Phase of Flight-
ConditionsIMC
OperationFAR 135
Probable Cause
The pilot's descent below the minimum descent altitude on the instrument approach. Factors were pilot fatigue resulting from the pilot's rest period being interrupted by scheduling discussions and the night weather conditions of low ceilings and whiteout.
NTSB ANC99FA028