# NTSB SEA85LA139: Maule M-5-180C, N5652W, Ontario, OR, June 15, 1985

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Limited investigation · Final report
- Date: June 14, 1985, 17:00 local (Jun 15, 1985, 00:00 UTC)
- Place: Ontario, OR
- Coordinates: 44.07983, -117.009086 (estimated)
- Nearby events: https://openairdocs.org/map.md?lat=44.0798&lon=-117.0091&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed
- Report: Approved by Office Director
- NTSB case key (mKey): 40177
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA85LA139
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/40177/pdf
- Page: https://openairdocs.org/ntsb/SEA85LA139

## Sequence of events

In NTSB's coding before 2008 (https://www.ntsb.gov/GILS/Documents/codman.pdf).

- Loss of control - on ground/water, landing - flare/touchdown
  - weather condition - unfavorable wind (contributing factor)
  - weather condition - gusts (contributing factor)
  - compensation for wind conditions - inadequate, pilot in command (cause)
  - aircraft handling - not maintained, pilot in command (cause)
- Nose over, landing

## Analysis

THE PLT REPORTED THAT WHEN HE LANDED, THE WIND WAS GUSTING TO 25 KTS. HE STATED THAT WHEN THE ACFT TOUCHED DOWN, IT ENCOUNTERED A WHIRLWIND THAT LIFTED THE TAIL. SUBSEQUENTLY, THE ACFT NOSED OVER & WAS DAMAGED. ACCORDING TO THE 1700 PDT WX OBSERVATION AT ONTARIO, THE WIND WAS FROM 360 DEG AT 10 KTS.

## Aircraft

- Registration: [N5652W](https://openairdocs.org/aircraft/N5652W), registered now, S/N 8033C, built 1984 (OpenAirDocs)
- Reported make and model: MAULE M-5-180C
- Registry model: [Maule M-5-180C](https://openairdocs.org/model/maule-m-5-180c) (registry code 5460204) (OpenAirDocs)
- Registry engine: [Lycoming 0-360-A1D](https://openairdocs.org/engine/lycoming-0-360-a1d) (registry code 41504, reciprocating) (OpenAirDocs)
- Category: Airplane
- Serial number: 8033C
- Airframe hours: 160
- Engines: LYCOMING O-360-C1F 180 horsepower reciprocating
- Damage: Substantial damage
- Flight: Personal, Part 91
- Registered owner: Steve Schwilling
- Airworthiness certificate: Standard, Normal
- Last inspection: Annual, June 5, 1985
- Departed: U35, CALDWELL, ID
- Destination: ONO
- Airport: ONO, Ontario, runway 32, 4,531 × 150 ft, asphalt

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 43; private; airplane ratings: single-engine land; medical: class 3, valid medical--no waivers/lim.; seat: left; flight hours: 2,209 total, 160 in this make and model, 2,209 as pilot in command, 15 in the last 90 days, 3 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: 360° at 10 knots
- Visibility: 25 statute miles
- Lowest ceiling: none
- Temperature: 88 °F
- Altimeter: 29.00 inHg
- Observed at: ONO

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19850614025539A](https://openairdocs.org/incident/19850614025539A), Jun 14, 1985: Maule M5180C, Ontario, OR, Substantial damage. Nosed over soon after touchdown. Pilot claims gusty crosswind lifted tail, causing nose over.

## Other investigations on N5652W (2)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB SEA97LA063](https://openairdocs.org/ntsb/SEA97LA063), Feb 21, 1997: Maule M-5-180 (N5652W), Jordan Valley, OR, substantial damage. Probable cause: failure of the pilot to maintain directional control of the aircraft, while landing. Factors relating to the accident included: the pilot's improper inflight decision to attempt a descent through…
- [NTSB SEA93LA037](https://openairdocs.org/ntsb/SEA93LA037), Dec 13, 1992: Maule M5-180C (N5652W), Garden Valley, ID, substantial damage. Probable cause: INADEQUATE PREFLIGHT PLANNING AND PREPARATION. FACTORS INCLUDE THE SNOW COVERED RUNWAY.

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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