Aircraft Accident/Incident Report

Warner, Oklahoma 74469
Thursday, October 10, 1991 12:45 CDT

NTSB Narrative Summary Released at Completion of Accident

THE PILOT COMPLETED THE FIRST APPLICATION OF DEFOLIANT ON A CULTIVATED FIELD AND AS HE BEGAN HIS TURN FOR ANOTHER PASS, THE ENGINE STARTED TO RUN ROUGH. AS HE COMPLETED HIS TURN, AND LEVELED THE AIRPLANE, HE EXPERIENCED A COMPLETE LOSS OF ENGINE POWER. THE AIRPLANE IMPACTED IN A PLOWED FIELD IN A NOSE DOWN ATTITUDE, SKIDDED 15 FEET, CAUGHT ON FIRE AND EXPLODED. THE POWERPLANT AND ENGINE COMPONENTS WERE TOO BADLY DAMAGED BY POST-IMPACT FIRE TO DETERMINE THE CAUSE OF THE POWER LOSS.

NTSB Probable Cause Narrative

THE COMPLETE LOSS OF ENGINE POWER FOR UNDETERMINED REASON.

Event Information

Type of Event Accident
Event Date 10/10/1991
Event Day of the Week Thursday
Time of Event 1245
Event Time Zone Central Daylight Time
Event City WARNER
Event State OKLAHOMA
Event Country --
Zipcode of the event site 74469
Event Date Year 1991
Event Date Month 10
MidAir Collision Indicator No
On Ground Collision occurred ? No
Event Location Latitude
Event Location Longitude
Event Location Airport
Event Location Nearest Airport ID
Indicates whether the acc/inc occurred off or on an airport Off Airport/Airstrip
Distance from airport in statute miles 0
Degrees magnetic from airport 0
Airport Elevation --
Weather Briefing Completeness Not pertinent
Investigator's weather source Weather Observation Facility
Time of the weather observation 1250 Central Standard Time
Direction of event from weather observation facility (degrees) 33
Weather Observation Facility ID TUL
Elevation of weather observation facility 676
Distance of event from weather observation facility (units?) 50
Time Zone of the weather observation CST
Lighting Conditions Day
Lowest Ceiling Height 0
Lowest Non-Ceiling Height 10000
Sky/Lowest/Cloud Conditions Thin Broken
Sky Condition for Lowest Ceiling None
Visibility Runway Visual Range (Feet) 0
Visibility Runway Visual Value (Statute Miles) 0
Visibility (Statute Miles) 15
Air Temperature at event time (in degrees celsius) 24
Dew Point at event time (in degress fahrenheit) 10
Wind Direction (degrees magnetic) 40
Variable Wind Indicator Unknown
Wind Speed (knots) 0
Wind Velocity Indicator Light and Variable
Wind Gust Indicator Unknown
Wind Gust (knots) 0
Altimeter Setting at event time (in. Hg) 30
Density Altitude (feet) --
Intensity of Precipitation Unknown
METAR weather report --
Event Highest Injury Fatal
On Ground, Fatal Injuries 0
On Ground, Minor Injuries 0
On Ground, Serious Injuries 0
Injury Total Fatal 1
Injury Total Minor --
Injury Total None --
Injury Total Serious --
Injury Total All 1
Investigating Agency FAA
NTSB Docket Number (internal use) 1519
NTSB Notification Source --
NTSB Notification Date --
NTSB Notification Time 0
Fiche Number and/or location -used to find docket information 45368
Date of most recent change to record Dec 12 2000 10:48AM
User who most recently changed record dbo
Basic weather conditions Visual Meteorological Cond
FAA District Office --

Aircraft Involved

Aircraft #1

Aircraft Registration Number N8516L
NTSB Number FTW92DPJ02
Missing Aircraft Indicator N
Federal Aviation Reg. Part Part 137: Agricultural
Type of Flight Plan filed None
Flight plan Was Activated? --
Damage Destroyed
Aircraft Fire Ground
Aircraft Explosion Ground
Aircraft Manufacturer's Full Name PIPER
Aircraft Model PA-25
Aircraft Series Identifier PA-25
Aircraft Serial Number 25-4934
Certified Max Gross Weight 2900
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 1
Number of Engines 1
Fixed gear or retractable gear Fixed
Aircraft, Type of Last Inspection Unknown
Date of Last Inspection Jan 2 2000 12:00AM
Airframe hours since last inspection --
Airframe Hours --
ELT Installed No
ELT Activated No
ELT Aided Location of Event Site Unknown
ELT Type --
Aircraft Owner Name KYRON PARKER
Aircraft Owner Street Address ROUTE 2, SHEFEIELD AIRPORT
Aircraft Owner City WEBBER FALLS
Aircraft Owner State OK
Aircraft Owner Country
Aircraft Owner Zipcode 74470
Operator is an individual? --
Operator Name KYRON PARKER
Operator Same as Owner? Yes
Operator Is Doing Business As --
Operator Address Same as Owner? Yes
Operator Street Address ROUTE 2, SHEFEIELD AIRPORT
Operator City WEBBER FALLS
Operator State OK
Operator Country
Operator Zip code 74470
Operator Code TDWG
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 Unknown
Indicates Domestic or International Flight Unknown
Operator carrying Pax/Cargo/Mail Unknown
Type of Flying (Per_Bus / Primary) Aerial Application
Second Pilot on Board No
Departure Point Same as Event No
Departure Airport Code ARPF
Departure City WEBBER FALLS
Departure State OK
Departure Country
Departure Time 0
Departure Time Zone
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 Maneuvering
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 0
Runway Length --
Runway Width --
Sight Seeing flight No
Air Medical Flight No
Medical Flight --