# NTSB investigations: Robinson Helicopter R22 MARINER

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB ERA25LA046](https://openairdocs.org/ntsb/ERA25LA046.md): Robinson Helicopter R22 Mariner · Parrottsville, TN · Accident · Minor injuries · Class 4 · Limited · Final report · Nov 13, 2024 · N178EP · Substantial damage
  > The pilot’s failure to maintain control of the helicopter during a precautionary, off-airport landing to sloping terrain.
- [NTSB ERA22LA340](https://openairdocs.org/ntsb/ERA22LA340.md): Robinson Helicopter R22 Mariner · Hollywood, FL · Accident · Minor injuries · Class 3 · Limited · Final report · Jul 27, 2022 · N42WC · Substantial damage
  > Inadequate maintenance of the helicopter’s tail rotor blades, which resulted in a failure of the tail rotor drive system, and an inflight loss of yaw control from which the flight instructor was unable to recover.
- [NTSB ERA20LA310](https://openairdocs.org/ntsb/ERA20LA310.md): Robinson R22 · Fort Myers, FL · Accident · No injuries · Class 3 · Limited · Final report · Sep 6, 2020 · N194HC · Substantial damage
  > Foreign object damage of the turning tailrotor by a soft-bodied object, which resulted in the sudden stoppage of the tailrotor and the catastrophic failure of the tailrotor assembly and its mount structure.
- [NTSB ERA18LA140](https://openairdocs.org/ntsb/ERA18LA140.md): Robinson R22 · Panama City, FL · Accident · Minor injuries · Limited investigation · Final report · May 2, 2018 · N923SM · Substantial damage
  > The pilot's failure to properly remove and secure the tie-down ropes during the preflight inspection, which resulted in the ropes becoming entangled in the rotor head swashplate and pitch control rods during flight and the subsequent loss of pitch control.
- [NTSB CEN13CA575](https://openairdocs.org/ntsb/CEN13CA575.md): Robinson Helicopter R22 Mariner · Lee's Summit, MO · Accident · No injuries · Data collection · Final report · Aug 18, 2013 · N8316D · Substantial damage
  > The student pilot's improper flare while performing an autorotation and the flight instructor's delayed remedial action to correct the high sink rate, which resulted in a hard landing.
- [NTSB WPR13LA025](https://openairdocs.org/ntsb/WPR13LA025.md): Robinson Helicopter R22 Mariner · Lake Havasu, AZ · Accident · Minor injuries · Limited investigation · Final report · Oct 27, 2012 · N2627M · Substantial damage
  > The pilot’s unintentional and unrecognized entry into a vortex ring state as a result of conducting a course reversal turn into a tailwind while at a low altitude and airspeed, which resulted in an uncontrolled descent into water.
- [NTSB ERA12LA399](https://openairdocs.org/ntsb/ERA12LA399.md): Robinson Helicopter R22 Mariner · Oak Island, NC · Accident · No injuries · Limited investigation · Final report · Jun 14, 2012 · N1089N · Substantial damage
  > The pilot's failure to properly execute the helicopter practice autorotation recovery, which resulted in a collision with the water.
- [NTSB ERA11IA320](https://openairdocs.org/ntsb/ERA11IA320.md): Robinson Helicopter R22 Mariner · Redding, CT · Incident · No injuries · Incident investigation · Final report · May 29, 2011 · N8313E · No damage
  > The pilot's inadequate helicopter preflight inspection and the mechanic’s inadequate annual inspection, both of which failed to detect a worn bolt in the tail rotor teeter hinge prior to its fracture due to fatigue.
- [NTSB WPR10CA478](https://openairdocs.org/ntsb/WPR10CA478.md): Robinson R22 · Portland, OR · Accident · No injuries · Data collection · Final report · Sep 30, 2010 · N856HA · Substantial damage
  > The student pilot's decision to hover-taxi behind a jet, resulting in the helicopter encountering jet wash and rolling over.
- [NTSB CEN09LA201](https://openairdocs.org/ntsb/CEN09LA201.md): Robinson R22 · Midland, TX · Accident · No injuries · Limited investigation · Final report · Mar 10, 2009 · N456PH · Destroyed
  > The pilot's failure to maintain adequate clearance from a pole.
- [NTSB DFW08LA140](https://openairdocs.org/ntsb/DFW08LA140.md): Robinson Helicopter R22 Marine · Austin, TX · Accident · No injuries · Limited investigation · Final report · May 10, 2008 · N8316D · Substantial damage
  > The pilot's failure to maintain rotor RPM while maneuvering at a low altitude, which resulted in a loss of control.
- [NTSB ANC06CA031](https://openairdocs.org/ntsb/ANC06CA031.md): Robinson R22 · Anchorage, AK · Accident · No injuries · Data collection · Final report · Feb 22, 2006 · N4038M · Substantial damage
  > The pilot's decision to land the helicopter on an icy airport parking ramp, which resulted in a loss of control on touchdown, and subsequent collision with another parked and unoccupied helicopter.
- [NTSB MIA04LA113](https://openairdocs.org/ntsb/MIA04LA113.md): Robinson R 22 Mariner · Lantana, FL · Accident · Minor injuries · Limited investigation · Final report · Jul 28, 2004 · N516PB · Substantial damage
  > The failure of the pilot-in-command to maintain recommended main rotor RPM following a reported total loss of engine power due to undetermined reasons, during a practice autorotation resulting in a hard landing and subsequent roll over.
- [NTSB SEA04CA122](https://openairdocs.org/ntsb/SEA04CA122.md): Robinson R22 Mariner · Hillsboro, OR · Accident · Minor injuries · Data collection · Final report · Jul 5, 2004 · N856HA · Substantial damage
  > The pilot's failure to maintain aircraft control resulting in an uncontrolled descent and subsequent roll over. Low altitude flight and the pilot's encounter with settling with power were contributing factors.
- [NTSB SEA04LA078](https://openairdocs.org/ntsb/SEA04LA078.md): Robinson R-22 Mariner · Chehalis, WA · Accident · No injuries · Limited investigation · Final report · May 6, 2004 · N6291T · Substantial damage
  > A loss of engine power for undetermined reasons.
- [NTSB SEA02FA085](https://openairdocs.org/ntsb/SEA02FA085.md): Robinson R-22 Mariner · Merlin, OR · Accident · 2 fatal · Field investigation · Final report · May 23, 2002 · N2322Y · Substantial damage
  > Clearance from a cable running perpendicular to a river was not maintained during low level cruise flight. A cable was a factor.
- [NTSB ANC02LA017](https://openairdocs.org/ntsb/ANC02LA017.md): Robinson R-22 · Fairbanks, AK · Accident · No injuries · Limited investigation · Final report · Feb 23, 2002 · N8353M · Substantial damage
  > The pilot's failure to maintain clearance from objects while maneuvering. A factor associated with the accident is an undetermined object.
- [NTSB MIA01LA101](https://openairdocs.org/ntsb/MIA01LA101.md): Robinson R22 · Okeechobee, FL · Accident · No injuries · Limited investigation · Final report · Mar 16, 2001 · N666BH · Substantial damage
  > an in-flight collision with the ground during a simulated engine failure, and autorotation, which resulted in the tailboom separating. A contributing factor in this accident was the pilot allowed the rotor rpm to decay which resulted in inadequate rotor rpm…
- [NTSB FTW01LA039](https://openairdocs.org/ntsb/FTW01LA039.md): Robinson R22 · Sunnyvale, TX · Accident · No injuries · Limited investigation · Final report · Dec 17, 2000 · N7187W · Substantial damage
  > The flight instructor's inadequate supervision of his student and his failure to maintain control of the helicopter. Factors were the student pilot allowing the airspeed and main rotor RPM to get too low during the simulated emergency.
- [NTSB ATL00LA003](https://openairdocs.org/ntsb/ATL00LA003.md): Robinson R-22-MARINER · West Boca Raton, FL · Accident · Minor injuries · Limited investigation · Final report · Oct 25, 1999 · N2285Z · Substantial damage
  > The flight instructor's delayed response in taking remedial action during a practice autorotation. Factors were his inadequate planned approach and his improper use of powerplant controls.
- [NTSB ANC99LA068](https://openairdocs.org/ntsb/ANC99LA068.md): Robinson R22 · Glennallen, AK · Accident · No injuries · Limited investigation · Final report · Jun 2, 1999 · N1929T · Substantial damage
  > The pilot's failure to maintain rotor RPM during takeoff. Factors associated with the accident were a downdraft, and uneven terrain.
- [NTSB SEA99LA005](https://openairdocs.org/ntsb/SEA99LA005.md): Robinson R-22 · Scappoose, OR · Accident · No injuries · Limited investigation · Final report · Oct 22, 1998 · N474BC · Substantial damage
  > Aircraft control was not maintained. Inadequate remedial action is a factor.
- [NTSB ANC96FA081](https://openairdocs.org/ntsb/ANC96FA081.md): Robinson R-22 Mariner · Mekoryuk, AK · Accident · 1 fatal · Field investigation · Final report · Jun 4, 1996 · N113CF · Destroyed
  > A loss of engine power due to fuel contamination found in the fuel supply and helicopter fuel system. Factors in the accident were the pilot's inadequate filtration (servicing of the helicopter) of the fuel supply, and the pilot's inadequate performance of…
- [NTSB LAX94LA374](https://openairdocs.org/ntsb/LAX94LA374.md): Robinson R-22 · Chico, CA · Accident · No injuries · Limited investigation · Final report · Sep 23, 1994 · N4001B · Substantial damage
  > the student pilot's improper use of the flight controls. The student pilot's lack of experience in the helicopter is a factor in this accident.
- [NTSB ANC94LA096](https://openairdocs.org/ntsb/ANC94LA096.md): Robinson R-22 · Whittier, AK · Accident · No injuries · Limited investigation · Final report · Aug 2, 1994 · N2622M · Substantial damage
  > The pilot's failure to maintain rotor RPM. Factors were the ravine and the tailwind.
- [NTSB SEA94LA171](https://openairdocs.org/ntsb/SEA94LA171.md): Robinson R-22M · Portland, OR · Accident · No injuries · Limited investigation · Final report · Jul 7, 1994 · N42WC · Substantial damage
  > Tail rotor gearbox failure due to inadequate assembly and inspection procedures by the manufacturer.
- [NTSB ATL92FA085](https://openairdocs.org/ntsb/ATL92FA085.md): Robinson R-22 · Atlanta, GA · Accident · 1 fatal · Field investigation · Final report · Apr 22, 1992 · N2589X · Destroyed
  > The pilot's inadequate evaluation of the weather (wind condition), and the inflight decision to hover with gusting tailwinds, which resulted in a complete loss of tail rotor control. A factor was gusting tailwinds.
- [NTSB LAX92LA119](https://openairdocs.org/ntsb/LAX92LA119.md): Robinson R-22M · Chandler, AZ · Accident · No injuries · Limited investigation · Final report · Feb 15, 1992 · N1107M · Substantial damage
  > The pilot not maintaining the proper descent rate and misjudging the landing flare which resulted in the aircraft pitching forward and rolling over.
- [NTSB MIA92LA031](https://openairdocs.org/ntsb/MIA92LA031.md): Robinson R22 Mariner · Ocala, FL · Accident · Minor injuries · Limited investigation · Final report · Nov 17, 1991 · N4072U · Substantial damage
  > The pilot-in-command's improper use of collective control and throttle during recovery from an autorotation which resulted in loss of rotor RPM and a subsequent hard landing.
- [NTSB FTW91LA162](https://openairdocs.org/ntsb/FTW91LA162.md): Robinson R22 · Lewisville, TX · Accident · Minor injuries · Limited investigation · Final report · Sep 17, 1991 · N2306C · Destroyed
  > Loss of control due to foreign object damage induced binding flight controls. A factor was improper maintenance.
- [NTSB BFO90LA047](https://openairdocs.org/ntsb/BFO90LA047.md): Robinson R-22M · Stevensville, MD · Accident · No injuries · Limited investigation · Final report · May 20, 1990 · N4003K · Substantial damage
  > The pilot failed to maintain control while taxiing on turbulent water.
- [NTSB NYC90LA100](https://openairdocs.org/ntsb/NYC90LA100.md): Robinson R-22 · Lawrence, MA · Accident · No injuries · Limited investigation · Final report · May 3, 1990 · N24577 · Substantial damage
  > The pilot's improper use of flight controls, resulting in loss of control.
- [NTSB NYC87LA222](https://openairdocs.org/ntsb/NYC87LA222.md): Robinson R22 · Burrville, RI · Accident · No injuries · Limited investigation · Final report · Aug 5, 1987 · N2285Z · Substantial damage
  > Aircraft lost engine power shortly after takeoff at an altitude of about 200 feet. Pilot attempted to autorotate back to the lake but during a turn to avoid collision with a boat, the helicopter crashed into the water. The reason for the engine power loss was…
- [NTSB NYC87FA160](https://openairdocs.org/ntsb/NYC87FA160.md): Robinson R22 Mariner · So. Windsor, CT · Accident · 2 fatal · Field investigation · Final report · Jun 3, 1987 · N2287L · Destroyed
  > A loss of control in flight for undetermined reasons.

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7640115'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=7640115

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