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Accidents · NTSB CEN26LA276 · Preliminary: the investigation is not finished

Robinson Helicopter Company R44 II accident near Bennett, Iowa, August 2, 2026

On August 2, 2026 at about 6:18 pm local time, a 2007 Robinson Helicopter Company R44 II, registered N26KL, was substantially damaged in an accident during maneuvering (low-alt flying) near Bennett, Iowa. It was an aerial application (crop spraying) flight under agricultural flying rules (Part 137). 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

The NTSB has not yet published a probable cause for this accident. Investigations usually take one to two years; this page updates when the final report is released.

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

What the record shows

Date
August 2, 2026 · about 6:18 pm local time
Place
Bennett, Iowa · map
Type
Accident
Injuries
No one was hurt; 1 person was on board or involved.
Weather
visual conditions (good weather)
Aircraft
Robinson Helicopter Company R44 II, built 2007
Registration
N26KL · registry record · serial 12024
Damage
Substantial damage
Flight
Aerial application (crop spraying) flight · agricultural flying rules (Part 137)

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

On August 2, 2026, about 1318 central daylight time, a Robinson Helicopter Company R44 II helicopter, N26KL, was substantially damaged when it was involved in an accident near Bennett, Iowa. The pilot was not injured. The helicopter was operated as a Title 14 Code of Federal Regulations Part 137 agricultural flight. The pilot reported that as the helicopter passed over a tree line he felt a vibration in the airframe and when the vibration increased he decided to perform an autorotation into the next field. According to the pilot, the helicopter descended rapidly from about 20 ft above the ground which resulted in a hard landing. A witness to the accident reported hearing an “awful” noise before the helicopter passed over a tree. The witness stated that as the helicopter descended the main rotor blades almost stopped rotating when the helicopter was about 10 to 15 ft above the ground, and then the helicopter dropped vertically into the field. The airframe and tailboom sustained substantial damage during the hard landing. The helicopter was recovered to a secure facility pending an examination.

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. Off-field or emergency landing during maneuvering (low-alt flying)
  2. Autorotation Hard landing defining event

The aircraft

  • Airframe total time: 1,230.5 hours
  • Last inspection: annual inspection, May 12, 2026; 102 hours since
  • Maximum gross weight: 2,500 lb
  • Seats: 4
  • Landing gear: fixed
  • Operator: Dk Aircraft LLC

The flight

  • Flight plan: none

Weather at the time

  • Light: daylight
  • Wind: from 060° at 8 knots
  • Visibility: 10 statute miles
  • Sky: broken clouds at 3,400 ft; scat at 3,000 ft
  • Temperature: 81°F (27°C), dew point 68°F (20°C)
  • Altimeter: 29.94 inHg
  • Observation at 12:59 pm from KIOW, 29 miles away

Weather report (METAR): SPECI KIOW 021759Z AUTO 06008KT 10SM SCT030 BKN034 27/20 A2994 RMK AO2

Injuries

FatalSeriousMinorNone
Flight crew1

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

The NTSB has not released the docket for this case yet. The docket, the folder of records gathered during an investigation (maintenance records, photographs, witness statements, examinations), is usually released when the investigation is nearly complete, and the list here is refreshed when it appears. Check at the NTSB.

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.