Sitka Seaplane Base Airport
Aircraft Accident/Incident Report

Sitka, Alaska 99835
Friday, March 31, 1989 15:45 AST

NTSB Narrative Summary Released at Completion of Accident

THE PILOT CONTINUED ON-THE-STEP TAXI FOR TAKEOFF ON CHOPPY WATER THRU A LARGE BOAT WAKE. THE WAKE, COMBINED WITH A GUST OF WIND, LIFTED THE LEFT WING OF THE AIRCRAFT. THE AIRCRAFT THEN BECAME AIRBORNE ABOUT 10 FEET AGL. THE AIRCRAFT ROLLED TO THE RIGHT AND THE RIGHT WING CONTACTED THE WATER.

NTSB Probable Cause Narrative

THE PILOT'S CONTINUING THE TAKEOFF DESPITE THE LARGE BOAT WAKE AND GUSTING WIND. A CONTRIBUTING FACTOR WAS THE PILOT'S LOW FLIGHT TIME IN THIS TYPE OF AIRCRAFT.

Event Information

Type of Event Accident
Event Date 3/31/1989
Event Day of the Week Friday
Time of Event 1545
Event Time Zone Atlantic Standard Time
Event City SITKA
Event State ALASKA
Event Country --
Zipcode of the event site 99835
Event Date Year 1989
Event Date Month 3
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport SITKA SEAPLANE BASE
Event Location Nearest Airport ID AK29
Indicates whether the acc/inc occurred off or on an airport On Airport
Distance from airport in statute miles 0
Degrees magnetic from airport 0
Airport Elevation --
Weather Briefing Completeness Unknown
Investigator's weather source Weather Observation Facility
Time of the weather observation 1615 Atlantic Standard Time
Direction of event from weather observation facility (degrees) 0
Weather Observation Facility ID SIT
Elevation of weather observation facility 0
Distance of event from weather observation facility (units?) 0
Time Zone of the weather observation AST
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 4500
Sky/Lowest/Cloud Conditions Scattered
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 25
Air Temperature at event time (in degrees celsius) --
Dew Point at event time (in degress fahrenheit) --
Wind Direction (degrees magnetic) 90
Variable Wind Indicator Unknown
Wind Speed (knots) 12
Wind Velocity Indicator Unknown
Wind Gust Indicator Not Gusting
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) --
Density Altitude (feet) --
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury None
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal --
Injury Total Minor --
Injury Total None 2
Injury Total Serious --
Injury Total All --
Investigating Agency NTSB
NTSB Docket Number (internal use) 217
NTSB Notification Source --
NTSB Notification Date Mar 31 1989 12:00AM
NTSB Notification Time 1615
Fiche Number and/or location -used to find docket information 38535
Date of most recent change to record Dec 13 2000 12:33PM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N9182L
NTSB Number SEA89LA063
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 91: General Aviation
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Substantial
Aircraft Fire None
Aircraft Explosion None
Aircraft Manufacturer's Full Name BELLANCA
Aircraft Model 7GCBC
Aircraft Series Identifier 7GCBC
Aircraft Serial Number 322-72
Certified Max Gross Weight 1650
Aircraft Category Airplane
Aircraft Registration Class U.S. Registered/U.S. Soil
Aircraft is a homebuilt? No
Flight Crew Seats --
Cabin Crew Seats --
Passenger Seats --
Total number of seats on the aircraft 2
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection Annual
Date of Last Inspection Mar 3 1989 12:00AM
Airframe hours since last inspection 942
Airframe Hours 964
ELT Installed Yes
ELT Activated No
ELT Aided Location of Event Site No
ELT Type --
Aircraft Owner Name MELVIN J. WISENOR
Aircraft Owner Street Address P. O. BOX 1270
Aircraft Owner City CORDOVA
Aircraft Owner State AK
Aircraft Owner Country
Aircraft Owner Zipcode
Operator is an individual? --
Operator Name
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address
Operator City
Operator State
Operator Country
Operator Zip code
Operator Code
Owner has at least one certificate None
Other Operator of large aircraft? No
Certified for Part 133 or 137 Operation Unknown
Operator Certificate Number --
Indicates whether an air carrier operation was scheduled or not --
Indicates Domestic or International Flight --
Operator carrying Pax/Cargo/Mail --
Type of Flying (Per_Bus / Primary) Personal
Second Pilot on Board No
Departure Point Same as Event Yes
Departure Airport Code AK29
Departure City SITKA
Departure State AK
Departure Country
Departure Time 1545
Departure Time Zone AST
Destination Same as Local Flt dest & departure same, accident can occur anywhere
Destination Airport Code
Destination City
Destination State
Destination Country
Specific Phase of Flight Takeoff
Report sent to ICAO? --
Evacuation occurred --
Date of most recent change to record Jan 2 2001 10:35AM
User who most recently changed record dbo
Since inspection or accident --
Event Location Runway Number and Location 13
Runway Length 4000
Runway Width 200
Sight Seeing flight No
Air Medical Flight No
Medical Flight --