# NTSB LAX82FVG30: Piper PA-36-285, N9925P, Malin, OK, August 10, 1982

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Final report
- Date: August 10, 1982, 08:30 local (15:30 UTC)
- Place: Malin, OK
- Coordinates: 42.039989, -121.419273 (estimated)
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious
- Status: Completed, report August 10, 1983
- Report: Approved by Office Director
- NTSB case key (mKey): 71549
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=LAX82FVG30
- NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/71549/pdf
- Page: https://openairdocs.org/ntsb/LAX82FVG30

## Sequence of events

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

- Loss of engine power(total) - mech failure/malf, takeoff - initial climb
  - engine assembly,ring - worn (cause)
  - engine assembly,cylinder - low compression (cause)
  - ignition system,spark plug - contamination (cause)
- Forced landing, landing - flare/touchdown
- In flight collision with terrain/water, landing - flare/touchdown
  - terrain condition - dirt bank/rising embankment (contributing factor)

## Analysis

POWER LOSS DURING TAKEOFF RESULTED IN FORCED LANDING. AIRCRAFT COLLIDED WITH CANAL BANK. CYLINDER HAD BROKEN RINGS. BOTH PLUGS WERE BADLY OIL FOULED. ONE PLUG WOULD NOT FIRE & THE OTHER FIRED INTERMITTENTLY.

## Aircraft

- Registration: [N9925P](https://openairdocs.org/deregistered/N9925P-1989-03-15), registration cancelled 1989-03-15, S/N 367560035 (OpenAirDocs)
- Reported make and model: PIPER PA-36-285
- Registry model: [Piper PA-36-285](https://openairdocs.org/model/piper-pa-36-285) (registry code 7103610) (OpenAirDocs)
- Category: Airplane
- Serial number: 36-7560035
- Airframe hours: 1831
- Engines: CONTINENTAL 6-285 285 horsepower reciprocating
- Damage: Substantial damage
- Flight: Part 137
- Operator: Wendell L. Mcmahan
- Registered owner: Wendell L. Mcmahan
- Departed: MALIN, OK
- Destination: MALIN, OK
- Airport: Malin

## Flight crew

As NTSB recorded them. NTSB leaves out names.

- Pilot; age 63; commercial; airplane ratings: single-engine land; medical: class 2, valid medical--w/ waivers/lim; flight hours: 12,400 total, 1,211 in this make and model, 12,400 as pilot in command, 134 in the last 90 days, 5 in the last 24 hours

## Weather

- Conditions: Visual (VMC), Day
- Wind: calm
- Visibility: 50 statute miles
- Temperature: 158 °F

## 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 19820810036519A](https://openairdocs.org/incident/19820810036519A), Aug 10, 1982: Piper PA36285, Modoc, CA, Substantial damage. Crash occurred during emergency landing when engine malfunctioned on takeoff.

## Other investigations on N9925P (1)

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 SEA77DYM16](https://openairdocs.org/ntsb/SEA77DYM16), Jan 20, 1977: Piper PA-36 (N9925P), Forest Grove, OR, substantial damage

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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