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Accidents · NTSB ERA17LA024 · Final report

Cessna 172 accident near Cedar Key, Florida, October 19, 2016

On October 19, 2016 at about 11:25 am local time, a 1962 Cessna 172, registered N1827Y, was substantially damaged in an accident during maneuvering (low-alt flying) near Cedar Key, Florida (George T Lewis airport). It was a personal flight under general aviation rules (Part 91). 2 people had minor injuries; 1 other was unhurt. The weather was visual conditions (good weather).

The NTSB's probable cause their words, unchanged

A partial loss of engine power due to a stuck exhaust valve and the noncertificated pilot's inadequate preflight planning, which resulted in the airplane being overloaded, both of which led to the airplane's inability to attain a positive climb rate. Contributing to the accident was the pilot's improper decision to attempt to return to the airport at low altitude and his subsequent failure to maintain adequate airspeed and his exceedance of the airplane's critical angle of attack, which led to an aerodynamic stall.

Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.

What the record shows

Date
October 19, 2016 · about 11:25 am local time
Place
Cedar Key, Florida · George T Lewis · map
Type
Accident
Injuries
2 people had minor injuries; 1 other was unhurt.
Weather
visual conditions (good weather)
Aircraft
Cessna 172 C, built 1962 · all 172s on the register
Registration
N1827Y · no longer on the register · serial 17249427
Damage
Substantial damage
Flight
Personal flight · general aviation rules (Part 91)

The NTSB's narrative final · quoted from the NTSB record

Two witnesses reported that, during the first takeoff attempt, the accident airplane's engine was "sputtering," and the pilot aborted the takeoff about halfway down the 2,355-ft-long runway. The noncertificated pilot reported that, during the accident takeoff, the airplane would not climb out of ground effect. (The witnesses stated that the engine sounded normal.) When the airplane reached about 100 ft above ground level, the pilot attempted to return to the airport; however, the airplane descended and impacted shallow water about 600 ft short of the runway. Postaccident examination of the airplane revealed damage consistent with a  Review of weight and balance data and loading information revealed that the airplane's gross weight at the time of the accident was about 50 lbs over its maximum allowable gross weight and that the center of gravity was at or beyond the forward limit. The pilot's loading of the airplane placed it outside of its operating envelope, which likely significantly degraded its performance. Postaccident examination of the engine found one exhaust valve stuck in the "open" position. If the valve had been stuck during all or a portion of either takeoff, the airplane's acceleration and climb performance would have been significantly degraded. It is likely that the airplane was unable to attain a positive climb rate due to a combination of the stuck exhaust valve and the pilot's operation of the airplane over its weight limit. It is also likely that, while attempting to return to the airport instead of landing straight ahead, the pilot failed to maintain adequate airspeed and exceeded the airplane's critical angle of attack, which led to an aerodynamic stall.

The complete narrative as the NTSB published it. The NTSB's docket holds the report as a PDF and any photographs, statements and other documents from the investigation.

The factual record from the NTSB's investigation tables, in plain English

What happened, in order

  1. Loss of engine power (partial) during takeoff
  2. Loss of control in flight during maneuvering (low-alt flying) defining event
  3. Collision with terrain or object (not controlled flight into terrain) during uncontrolled descent

The NTSB's findings

  • cause Aircraft › Aircraft power plant › Engine (reciprocating) › Recip eng cyl section › Malfunction
  • cause Personnel issues › Task performance › Planning/preparation › Weight/balance calculations › Pilot
  • cause Aircraft › Aircraft oper/perf/capability › Performance/control parameters › Climb rate › Not attained/maintained
  • cause Aircraft › Aircraft oper/perf/capability › Aircraft capability › Maximum weight › Capability exceeded
  • factor Personnel issues › Action/decision › Info processing/decision › Decision making/judgment › Pilot
  • factor Aircraft › Aircraft oper/perf/capability › Performance/control parameters › Airspeed › Not attained/maintained
  • factor Aircraft › Aircraft oper/perf/capability › Performance/control parameters › Angle of attack › Capability exceeded
  • factor Personnel issues › Task performance › Use of equip/info › Aircraft control › Pilot
  • Personnel issues › Experience/knowledge › Experience/qualifications › Qualification/certification › Pilot
  • Environmental issues › Physical environment › Terrain › Water › Contributed to outcome

Pilot

  • Flight time: 1,800 hours in all; 600 in this make and model; 3 in the last 90 days; 1 in the last 30 days
  • Medical certificate: None
  • Seat: left
  • Injury: no injuries

The aircraft

  • Airframe total time: 5,013 hours
  • Last inspection: annual inspection, October 3, 2015; 87 hours since
  • Maximum gross weight: 2,299 lb
  • Seats: 4
  • Landing gear: fixed
  • Engine: Cont Motor O-300D (piston); 0 hours total

The flight

  • Departed from: CDK Cedar Key FL at 11:25 am
  • Flight plan: none
  • Runway 05, 2,355 ft by 100 ft

Weather at the time

  • Light: daylight
  • Visibility: 10 statute miles
  • Sky: clear
  • Temperature: 63°F (17°C), dew point 63°F (17°C)
  • Altimeter: 30.05 inHg
  • Observation at 11:15 am from KCGC, 30 miles away

Injuries

FatalSeriousMinorNone
Flight crew1
Passengers2

Documents from the investigation the NTSB's docket: the evidence folder behind the report

7 documents, released by the NTSB on October 2, 2017. View them here, or download them; the NTSB redacts some personal details before release, and this site shows the NTSB's own titles rather than its file names.

The same docket at the NTSB · documents without a copy here are fetched from the NTSB when you open them.

Everything on this page comes from the NTSB's public records. The narrative, probable cause and findings are the NTSB's own words; the coded tables behind the report are written out in plain English, with pilots' ages, home towns and medical details left out. The documents and photographs are the NTSB's docket, shown as the NTSB released them. This site's own text never names anyone involved. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.