CHI83FAMS1

NTSB accident investigation · Grumman AA-1 · Manitowoc, WI · July 9, 1983

Accident · FatalMissing aircraftFinal report
Date
July 8, 1983, 21:45 local (Jul 9, 1983, 02:45 UTC)
Place
Manitowoc, WI
Injuries
1 fatal
Damage
Destroyed
Phase of flight
Enroute
Aircraft
N6214LGrumman AA-1
Weather
Visual (VMC) · Night/dark
Status
Completed
Report
Approved by Office Director
FAA report
19830709033389A
Case key
12031

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

On this page

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 powerCruise - normal
Reason for occurrence undeterminedCause
DitchingLanding - flare/touchdown
Light condition - dark nightFactor
Missing aircraftUnknown

Analysis

The acft disappeared from radar contact while over lake Michigan. This acft had departed baltimore MD at 1142 CDT to flyto Manitowoc, WI. The last enroute stop for fuel was at muskegon mi at 2040 CDT. The weather was VMC but the night was dark. No flt plan was filed. The acft is assumed destroyed because a part of the acft with the data plate and serial # AA1-0414 on it was found on a remote beach of lake Michigan south of arcadia on 7/19/83. The acft departed muskegon at about 2110 CDT with a full load of fuel. At about 2145 CDT the pilot reported by radio that he had lost an engine cylinder and was going down. The emergency beacon code was picked up by muskegon approach control at a point about 55 miles northwest of muskegon. No ELT signal was heard. The pilot is missing and presumed to be fatally injured. The coastguard suspended search at 1600 CDT on July 10, 1983 pending further developments.

Aircraft

Registration
N6214L
Reported as
Grumman AA-1
Category
Airplane
Serial number
AA1-0414
Engine
Lycoming O-320-B2B, 160 horsepower, reciprocating
Damage
Destroyed
Fire
Unknown
Flight
Personal · Part 91
Registered owner
Lauren B. Larsen
Airworthiness certificate
Standard, Normal
Departed
MKG · Muskegon, MI
Destination
MTW · Manitowoc, WI
Airport
MTW · Manitowoc

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
41
Certificate
Commercial
Airplane ratings
Single-engine land
Medical
Class 2, Valid Medical--no waivers/lim.
Seat
Left
Flight hours
1,025 total · 30 in the last 90 days

Weather

Conditions
Visual (VMC) · Night/dark
Wind
290° at 11 knots
Visibility
7 statute miles
Lowest ceiling
5,000 ft broken
Temperature
79 °F, dew point 72 °F
Altimeter
30.00 inHg
Observed at
MTW

FAA reports on this event · 1

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