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Accidents · NTSB ERA25LA259 · Final report

Amateur-built ROTORWAY EXEC 162F accident near Towanda, Pennsylvania, July 4, 2025

On July 4, 2025 at about 9:10 pm local time, a 2007 amateur-built ROTORWAY EXEC 162F (helicopter), registered N31XR, was destroyed in an accident during maneuvering near Towanda, Pennsylvania. It was a personal flight under general aviation rules (Part 91). No one was hurt; 1 person was on board or involved. The weather was visual conditions (good weather).

The NTSB's probable cause their words, unchanged

An in-flight fire for reasons that could not be determined due to the extent of fire damage.

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

What the record shows

Date
July 4, 2025 · about 9:10 pm local time
Place
Towanda, Pennsylvania · map
Type
Accident
Injuries
No one was hurt; 1 person was on board or involved.
Weather
visual conditions (good weather)
Aircraft
Amateur-built ROTORWAY EXEC 162F, built 2007
Registration
N31XR · registry record · serial 6771
Damage
Destroyed
Flight
Personal flight · general aviation rules (Part 91)

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

According to the pilot, about 20 minutes into a local flight, he observed smoke entering the cockpit of the experimental amateur-built helicopter while he was executing a turn. The pilot initiated a precautionary autorotation to a hayfield. After landing, he observed flames emanating from the lower aft left side of the fuselage, which quickly intensified. The pilot exited the helicopter and contacted emergency services. A Federal Aviation Administration inspector who responded to the accident site reported that the helicopter had been largely consumed by the fire. Examination of the wreckage revealed that the entire fuel system had been destroyed. A review of maintenance records indicated that both fuel lines to the fuel pumps had been replaced 13 flight hours before the accident due to a low fuel pressure anomaly. Due to the extent of the fire damage, the origin of the fire could not be determined.

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. Autorotation Off-field or emergency landing
  2. Fire/smoke (non-impact) during maneuvering defining event

The NTSB's findings

  • Not determined › Not determined › (general) › (general) › Unknown/Not determined

Pilot

  • Certificate: airline transport pilot, flight instructor
  • Ratings: multi-engine land; single-engine land; instructor: airplane multi-engine; instructor: airplane single-engine; instructor: helicopter; instructor: instrument airplane; instructor: instrument helicopter; instrument: airplane; instrument: helicopter; rotorcraft: helicopter
  • Flight time: 18,925 hours in all; 215 in this make and model; 17 in the last 90 days; 62 in the last 30 days
  • Last flight review: October 2, 2024
  • Medical certificate: Class 1 (with waivers/limitations)
  • Seat: left
  • Injury: no injuries

The aircraft

  • Airframe total time: 237 hours
  • Last inspection: condition inspection, July 24, 2024; 13 hours since
  • Maximum gross weight: 1,500 lb
  • Seats: 2
  • Landing gear: fixed
  • Engine: Rotorway RI-162F (piston); 237 hours total
  • Fire in flight and on the ground

The flight

  • Departed from: 0PA3 Troy PA
  • Flight plan: none

Weather at the time

  • Light: daylight
  • Wind: from 310° at 8 knots
  • Visibility: 10 statute miles
  • Sky: clear
  • Temperature: 79°F (26°C), dew point 52°F (11°C)
  • Altimeter: 30.13 inHg
  • Observation at 5:54 pm from AVP, 24 miles away

Weather report (METAR): METAR KAVP 042154Z AUTO 31008KT 10SM CLR 26/11 A3013 RMK AO2 SLP196 T02560111

Injuries

FatalSeriousMinorNone
Flight crew1

Photographs from the investigation 6 pictures from the NTSB's docket, as the NTSB released them

The NTSB's photographs with the NTSB's captions, at screen size. Open a picture to see it full size or to report one that should not be shown.

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

4 documents, released by the NTSB on November 14, 2025. 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.