MIA83FA174

NTSB accident investigation · Cessna 150L · Islamorada, FL · July 4, 1983

Accident · Serious injuriesField investigationFinal report
Date
July 3, 1983, 20:15 local (Jul 4, 1983, 00:15 UTC)
Place
Islamorada, FL
Injuries
2 serious
Damage
Destroyed
Phase of flight
Enroute
Aircraft
N11539Cessna 150L
Weather
Visual (VMC) · Day
Status
Completed
Report
Approved by Office Director
FAA report
19830703027859A
Case key
30790

From the NTSB’s public API. By law, NTSB reports can’t be used as evidence in lawsuits over the accident.

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Sequence of events

NTSB’s coding before 2008: each occurrence and phase of flight, and the causes and factors under it. The codes are defined in NTSB’s coding manual.

Loss of engine power(total) - nonmechanicalCruise - normal
Fluid,oil grade - improperCause
Aircraft service - improperPilot in commandCause
DitchingLanding - flare/touchdown

Analysis

The eng quit at about 1,000 ft AGL. Eng restart was unsuccessful & the acft ditched. Tests indicated that the fuel was regular automotive leaded fuel with a motor octane number of 87.3. The logbooks showed that the STC for use of automotive fuel had not been accomplished.

Aircraft

Registration
N11539
Reported as
Cessna 150L
Category
Airplane
Serial number
15075501
Engine
Continental O-200-A, 100 horsepower, reciprocating
Damage
Destroyed
Flight
Personal · Part 91
Registered owner
Joy B. Carter
Airworthiness certificate
Standard, Normal
Last inspection
Annual · October 20, 1982
Departed
Tavernier, FL

Matched to the registry by N-number and the event date; the registry’s history has gaps, so older matches can be wrong. Compare the reported make and model.

Flight crew

As NTSB recorded them. NTSB leaves out names.

Role
Pilot
Age
38
Certificate
Commercial
Airplane ratings
Multi-engine land, Single-engine land
Instrument ratings
Airplane
Medical
Class 1, Valid Medical--no waivers/lim.
Seat
Right
Flight hours
4,300 total · 120 in this make and model · 2,600 as pilot in command · 25 in the last 90 days

Weather

Conditions
Visual (VMC) · Day
Wind
68° at 10 knots
Visibility
7 statute miles
Temperature
84 °F
Observed at
USGC, 10 nm away

FAA reports on this event · 1

The FAA’s own accident and incident reports, matched to the aircraft by N-number and date.