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WPR12FA255 · Piper PA-32-300

9 Jun 2012 · Mountain Home, ID, United States

Piper PA-32-300 · Accident: controlled flight into terrain/object (CFIT) en route

From Southwest Wyoming Regional Airport (RKS) to Nampa Municipal Airport (MAN)

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Event

NTSB case
WPR12FA255
Event typeAccident: someone killed or seriously injured, or the aircraft substantially damaged (NTSB definition). Incident: an occurrence that affected or could have affected safety, short of that. Glossary
Accident
InvestigationHow far the investigation had got when the record was published: preliminary, ongoing, final or completed. Unknown where the source does not say. Glossary
Completed
API-reported fatalities
1 · all aircraft and ground
Ground fatalities
Unknown
OperationWhat kind of flying it was, grouped by the rules it flew under: airline (US Part 121), air taxi and commuter (Part 135), general aviation (Part 91 and similar), military or government. Glossary
General aviation
WeatherVisual meteorological conditions (VMC): good enough to fly by looking outside. Instrument conditions (IMC): cloud or low visibility, flying by instruments. Glossary
Instrument Meteorological Cond

Piper PA-32-300

Aircraft type
Piper PA-32
Category
Airplane
RegistrationThe aircraft's tail number, such as N12345 or G-ABCD. Registrations are reissued, so the same one years apart can be a different aircraft. Glossary
N8990N
Onboard fatalities
Unknown
Route
From Southwest Wyoming Regional Airport (RKS), Rock Springs, WYTo Nampa Municipal Airport (MAN), Nampa, ID
Aircraft age
Not recorded
Flight rulesThe regulations the flight operated under: in the US, Part 91 (general aviation), Part 121 (airlines), Part 135 (air taxi and commuter) and others; for flights abroad, the NTSB's coarser commercial or non-commercial code. Glossary
Part 91: General Aviation
Phase of flightThe stage of the flight when things started to go wrong: standing, taxi, takeoff, initial climb, en route, maneuvering, approach or landing. Glossary
En route · cruise
Defining eventThe single coded event the NTSB judges best describes what happened (records from 2008 on). Older records name the first occurrence in the sequence instead. Glossary
Controlled flight into terrain/object (CFIT)
DamageDestroyed: beyond practical repair. Substantial: damage that affects the structure, performance or handling and normally needs major repair. Minor: less than that. Glossary
Substantial

Cause areas

  • Environmental issues › Conditions/weather/phenomena
  • Personnel issues › Action/decision

Approximate · Coordinates as recorded by the NTSB; no uncertainty radius is established.

NTSB narrative

The noninstrument rated pilot was on a visual flight rules cross-country flight, headed west over mountainous terrain. He had been en route about 3 hours and was about 60 nautical miles from his destination when the accident occurred. Radar data indicated that until a few minutes before the accident, the pilot maintained a direct course west toward the destination. During the last 2 minutes of the flight, the airplane turned left to an east heading then immediately turned right, back to a west/northwest heading. The last radar return showed the airplane at an altitude of 7,600 feet mean sea level (msl) about 0.27 mile from the accident site. The airplane impacted terrain at an elevation of about 7,400 feet in a right-wing-low attitude.

Weather radar showed rain/snow showers and satellite imagery showed abundant cloud cover over the accident site at the time of the accident. The cloud cover was moving from west to east and had tops about 22,000 to 23,000 feet msl. An AIRMET in the area of the accident reported mountain obscuration conditions, and the reported freezing level was about 7,500 feet. When rescue personnel arrived at the scene several hours later, they found 8 to 10 inches of snow on the ground. The airplane's flightpath and the weather data are consistent with the flight encountering snow showers and possibly reduced visibility in the vicinity of the accident site. The airplane's flight track suggests that the pilot initially turned back when he encountered the deteriorating weather but decided to proceed toward his destination when the collision with mountainous terrain occurred. Examination of the airplane's airframe and engine found no evidence of any preimpact mechanical malfunctions or failures that would have precluded normal operation. Toxicological testing of specimens from the pilot detected medications that were unlikely to have posed a significant hazard to flight safety.

Probable cause

The noninstrument-rated pilot's continued visual flight into instrument meteorological conditions, which resulted in controlled flight into mountainous terrain.

Verbatim NTSB analysis and probable cause from the NTSB dataset

Sources

NTSB record WPR12FA255
Event ID
20120610X90234
Case number
WPR12FA255
Dataset
full-current
Source SHA-256
5cf380f0061817c0331a6b2d8cc7e0ee3a79bea469a1001dc5c10e56f35f5ab3
Source notes (4)
  • Unreviewed is an editorial label, not an investigation status. API-sourced is not report-checked or human-reviewed. Explicit event totals are used without summing aircraft injury tables; onboard allocation is withheld. Unknown values remain unknown. The operation category is mapped from the NTSB-reported FAR part and has not been reviewed.
  • Filled from the NTSB case API where the bulk record had no value: investigation status. Values present in the bulk record are kept.
  • The date is the local date, which is the same as the UTC date the NTSB stores.
  • API snapshot SHA-256: 42d124c034033e5010964460547cb560f68c5a970cd180cf03e0fc34f4129ca0; retrieved 2026-09-13T22:25:59.781Z.