NTSB Identification: SEA91LA250.
The docket is stored on NTSB microfiche number 45179.
Accident occurred Sunday, September 15, 1991 in REDMOND, WA
Probable Cause Approval Date: 05/05/1993
Aircraft: Raven S-60A, registration: N6544C
Injuries: 1 Serious,1 Minor,2 Uninjured.
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 EXECUTING A LANDING IN AN OPEN FIELD, THE BALLOON ENCOUNTERED UNFAVORABLE WINDS RESULTING IN AN INCREASED SINK RATE. THE PILOT DID NOT ADJUST FOR THE BALLOON'S INCREASED SINK RATE IN TIME TO PREVENT A HARD LANDING DURING WHICH ONE PASSENGER SUFFERED A BROKEN ANKLE AND SUBSEQUENT HOSPITALIZATION IN EXCESS OF 48 HOURS.
The National Transportation Safety Board determines the probable cause(s) of this accident to be: THE PILOT'S FAILURE TO MAINTAIN THE PROPER RATE OF DESCENT. A FACTOR CONTRIBUTING TO THE ACCIDENT WAS UNFAVORABLE WINDS.
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