NTSB CAROL · Event
Event WPR18LA280
Aircraft involved
Probable cause & findings
Loss of engine power due to water in the fuel lines.
Factual narrative
On September 20, 2018, about 1630 Hawaii standard time, a Mooney M20J airplane, N66201, was substantially damaged during a forced landing at Kalaeloa Airport/John Rodgers Field (PHJR) Kapolei, Hawaii. The certified flight instructor (CFI) and the private pilot receiving instruction were not injured. The airplane was registered to Perly Aviation Inc. and operated by Aviation Academy Hawaii under the provisions of Title 14 Code of Federal Regulations Part 91. Visual meteorological conditions prevailed, and a visual flight rules flight plan was filed for the local flight. The flight originated from Daniel K. Inouye International Airport (PHNL), Honolulu, Hawaii, about 1430, with an intended destination of PHJR. The CFI reported that, prior to preflight, the airplane's battery was replaced due to an insufficient charge as the engine would not start. At the same time, fuel was added to both tanks to their respective tabs. With the new battery installed, the private pilot attempted to start the engine a few times, but she was unsuccessful. Following a few attempts on his own, the CFI was able to start the engine and did not observe anything abnormal. The engine was run for 4 minutes, with the fuel tank switched after one minute. When the ammeter stabilized, the engine was shut down. Following the engine run, a small amount of water was drained from the left-wing fuel sump. The private pilot continued to sump the fuel from the left tank until water was not visible. The right fuel tank was then sumped once, with no water visible in the sample. During taxiing, the engine did not run rough, and the engine gauges indicated normal operating limits. After takeoff from PHNL, the CFI and pilot receiving instruction conducted several maneuvers before practicing touch-and-go landings at PHJR. Fuel tanks were regularly switched throughout the flight. During the sixth takeoff at about 300 ft above ground level, and after the landing gear and flaps were retracted, the airplane stopped climbing; the engine produced a sound as it was in idle and did not respond to throttle movements. At this time, the CFI took control of the airplane and attempted to troubleshoot the engine by manipulating the throttle and switching the fuel tanks; however, he was unsuccessful. The CFI was uncertain about the type of terrain beyond the runway concrete, so he initiated a forced landing with the landing gear in the UP position to prevent the airplane rolling into unknown terrain, and the airplane crashed on the runway. On October 1, 2018, the postaccident examination of the airplane was conducted by a mechanic under the supervision of a Federal Aviation Administration (FAA) inspector. When fuel was drained from the left tank some water was observed. When fuel was drained from the right tank, no water was detected. The fuel collected from the fuel line going into the fuel injectors also contained some water. Lower spark plugs were removed, When the propeller was manually rotation, compression on all cylinders was confirm. Additionally, engine continuity was established the valve train to the accessory section of the engine. The examination revealed no mechanical issues with the engine that would have precluded normal operation. Due to the damaged propeller and logistical concerns, an engine run was not performed. The certified flight instructor (CFI) reported that, during the pre-flight, a small amount of water was drained from the left fuel tank; no water was noted in the sample from the right tank. Following the departure on the instructional flight, the CFI and the pilot receiving instruction conducted several maneuvers before practicing touch-and-go landings; fuel tanks were regularly switched throughout the flight. During the sixth takeoff, with the landing gear and flaps retracted, at about 300 ft above ground level, the engine lost power. The CFI took control of the airplane, switched fuel tanks, and attempted to troubleshoot the engine, but he was unsuccessful. He initiated a forced landing to the runway with the landing gear in the UP position to avoid rolling into unknown grassy terrain. During the postaccident examination, some water was drained from the left fuel tank. The right fuel tank was free of water. The fuel collected from the fuel line going into the fuel injectors also contained some water. The propeller was rotated manually, and the continuity was established throughout the engine. No mechanical issues with the engine were noted at the time. It is likely the engine lost power due to water in the fuel. Source: NTSB Aviation Accident Database Retrieved: 2026-02-12
NTSB Findings
Hierarchical cause / factor breakdown from the FAA bulk avdata database. Each finding tagged C (Cause) or F (Factor).
- C Aircraft-Fluids/misc hardware-Fluids-Fuel-Fluid condition
- — Aircraft-Aircraft systems-Landing gear system-Gear extension and retract sys-Not used/operated
Verbatim from NTSB's published report. Source file
NTSB_2018_WPR18LA280.txt.
Findings + structured fields enriched from FAA avall.mdb.
Full investigation docket on
data.ntsb.gov ↗.
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Related research
What the literature says.
Academic papers and agency reports matching this event's aircraft type or causal vocabulary (icing, stall). Sourced from NASA NTRS, NTSB Safety Studies, FAA CAMI, AOPA Air Safety Institute, Embry-Riddle Scholarly Commons, arXiv, and the Semantic Scholar academic graph.
- arXiv 2023 · arXiv preprint
Variation of Critical Crystallization Pressure for the Formation of Square Ice in Graphene Nanocapillaries
Two-dimensional square ice in graphene nanocapillaries at room temperature is a fascinating phenomenon and has been confirmed experimentally.
- arXiv 2022 · arXiv preprint
Enhanced Prediction of Three-dimensional Finite Iced Wing Separated Flow Near Stall
Icing on three-dimensional wings causes severe flow separation near stall. Standard improved delayed detached eddy simulation (IDDES) is unable to correctly predict the separating reattaching flow due…
- NASA NTRS 2019 · Contractor Report (CR)
An Evaluation of an Analytical Simulation of an Airplane with Tailplane Icing by Comparison to Flight Data
This report presents the assessment of an analytical tool developed as part of the NASA/FAA Tailplane Icing Program. The analytical tool is a specialized simulation program called TAILSM4 which was de…
- NASA NTRS 2019 · Technical Publication (TP)
NASA/FAA Tailplane Icing Program: Flight Test Report
This report presents results from research flights that explored the characteristics of an ice-contaminated tailplane using various simulated ice shapes attached to the leading edge of the horizontal …
- NASA NTRS 2019 · Other
[Tail Plane Icing]
The Aviation Safety Program initiated by NASA in 1997 has put greater emphasis in safety related research activities. Ice-contaminated-tailplane stall (ICTS) has been identified by the NASA Lewis Icin…
- Embry-Riddle Scholarly Commons 2019 · Journal article (IJAAA)
Airport Policing in Pakistan: Structure, Training, and Issue
Airports are strategically and economically important installations of any country. Airports are the gateway of any country and any incidents at these gateways may harm the very aspects of a country i…
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