CEN15FAMS1

NTSB accident investigation · Cessna 172K · Lake Pontchartrain, LA · November 13, 2014

Accident · FatalMissing aircraftFinal report
Date
November 12, 2014, 20:20 local (Nov 13, 2014, 02:20 UTC)
Place
Lake Pontchartrain, LA
Injuries
2 fatal
Damage
Destroyed
Phase of flight
Initial climb
Aircraft
N46707Cessna 172K
Defining event
Initial climb: Unknown or undetermined
Weather
Visual (VMC) · Night/dark
Status
Completed · report March 17, 2015
Report
Approved by Office Director
NTSB office
Central Region
Parties
FAA
FAA report
20141112020779A
Case key
90388

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

On this page

Probable cause

The airplane's collision with water for reasons that could not be determined because the wreckage was not located.

Findings · 1

NTSB’s coded findings. Those marked are part of the probable cause; the rest are factors or other findings. Under each, the cases with the same finding.

Not determinedNot determined › Not determined · Unknown/Not determinedCessna 172K: 3 casesAll aircraft: 2,247 casesProbable cause

Sequence of events

The events NTSB coded, in order, by phase of flight. The defining event is the one that best describes the accident. Under each, the cases with the same event anywhere in their sequence.

Analysis

The flight instructor and commercial pilot departed their home airport for a local, night instructional flight. Shortly after departure, the pilot contacted an air traffic controller and stated that he needed to return to the airport; he did not specify why. The pilot made no further communications. A search was initiated, and, several days after the accident, the two pilots' bodies were located in a lake; the airplane was not located. The reason for the airplane's collision with the water could not be determined.

Factual narrative

On November 12, 2014, about 2020 central standard time (CST), a Cessna 172K airplane, N46707, was reported missing near Lake Pontchartrain, Louisiana. The flight instructor and commercial pilot were both fatally injured. Damage to the airplane is unknown. The airplane was registered to Blue Dot Aviation and operated by a private individual as a 14 Code of Federal Regulations Part 91 instructional flight. Night visual meteorological conditions prevailed for the flight and an instrument flight rules flight plan had been filed. The local flight originated from the Lakefront Airport (KNEW), New Orleans, Louisiana, about 2015. An emergency locator beacon signal has not been reported.According to preliminary information from the Federal Aviation Administration, about 2015 CST, the pilot was given clearance to depart KNEW. The pilot later radioed that he was airborne. A few minutes later, the pilot requested a return to the Lakefront Airport. There are no reports of a distress call. At 1953, an automated weather reporting station located at KNEW reported a wind from 010 degrees at 18 knots, visibility 10 miles, an overcast sky at 1,000 feet, temperature 52° Fahrenheit (F), dew point 46° F, and a barometric pressure of 30.17 inches of mercury. The deceased occupants were located in Lake Pontchartrain on November 19 and on November 21, the search for the airplane was suspended.

Aircraft

Registration
N46707
Reported as
Cessna 172K
Category
Airplane
Serial number
17257441
Built
1968
Engine
Lycoming O-320 SERIES, 150 horsepower, reciprocating
Damage
Destroyed
Fire
Unknown
Flight
Instructional · Part 91
Airworthiness certificate
Special, Restricted (Special); Standard, Normal
Departed
NEW · New Orleans, LA
Destination
NEW · New Orleans, LA
Flight plan
IFR

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 · 2

As NTSB recorded them. NTSB leaves out names.

Role
Flight instructor
Age
50
Certificate
Commercial
Airplane ratings
Single-engine land, Multi-engine land
Instrument ratings
Airplane
Medical
Class 2, With waivers/limitations
Flight hours
5,775 total
Role
Pilot
Age
46
Certificate
Commercial
Medical
Class 2, Without waivers/limitations

Weather

Conditions
Visual (VMC) · Night/dark
Wind
10° at 18 knots
Visibility
10 statute miles
Lowest ceiling
1,000 ft overcast
Temperature
52 °F, dew point 46 °F
Altimeter
30.17 inHg
Observed at
KNEW, 3 nm away

Docket · 1

The files NTSB released with the investigation on February 3, 2015, on NTSB’s docket system: statements, records, photos and specialists’ reports. 50 KB in all.

FAA reports on this event · 1

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