# NTSB investigations, WY: Loss of engine power

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 DEN08LA027](https://openairdocs.org/ntsb/DEN08LA027.md): Agusta A119 · Cody, WY · Accident · Serious injuries · Limited investigation · Final report · Nov 6, 2007 · C-GNSR · Substantial damage
  > A loss of engine power while on approach for undetermined reasons. Contributing to this accident was the high density altitude.
- [NTSB DEN06CA092](https://openairdocs.org/ntsb/DEN06CA092.md): Flaglor High Tow · Jackson, WY · Accident · No injuries · Data collection · Final report · Jul 5, 2006 · N19BB · Substantial damage
  > the loss of engine power due to low cylinder compression and fouled spark plugs. Contributing to the accident was the pilot's inadequate preflight planning and preparation.
- [NTSB DEN06LA094](https://openairdocs.org/ntsb/DEN06LA094.md): Cessna 180 · Sheridan, WY · Accident · Serious injuries · Limited investigation · Final report · Jun 30, 2006 · N153M · Substantial damage
  > the partial loss of engine power for undetermined reasons. Contributing factors were the dirt embankment and fence.
- [NTSB DEN06LA080](https://openairdocs.org/ntsb/DEN06LA080.md): Garlick Helicopters OH- 58C · Muddy Gap, WY · Accident · No injuries · Limited investigation · Final report · May 30, 2006 · N16JD · Substantial damage
  > the loss of engine power for reasons undetermined. Contributing to the accident was the low altitude and rough uneven terrain.
- [NTSB DEN06LA014](https://openairdocs.org/ntsb/DEN06LA014.md): Cessna 172L · Rock Springs, WY · Accident · No injuries · Limited investigation · Final report · Nov 16, 2005 · N2870Q · Substantial damage
  > the loss of engine power for reasons undetermined. Contributing to the accident was the dark night and lack of suitable terrain for a forced landing.
- [NTSB DEN05CA132](https://openairdocs.org/ntsb/DEN05CA132.md): Cessna 180J · Afton, WY · Accident · No injuries · Data collection · Final report · Aug 27, 2005 · N91245 · Substantial damage
  > loss of engine power for reasons undetermined.
- [NTSB DEN05LA057](https://openairdocs.org/ntsb/DEN05LA057.md): Cessna P210N · Lander, WY · Accident · No injuries · Limited investigation · Final report · Feb 17, 2005 · N4912K · Substantial damage
  > the loss of engine power for undetermined reasons. A contributing factor was the lack of suitable terrain for the forced landing.
- [NTSB DEN04LA110](https://openairdocs.org/ntsb/DEN04LA110.md): American AA-1 · Guernsey, WY · Accident · Serious injuries · Limited investigation · Final report · Jul 25, 2004 · N5667L · Destroyed
  > the pilot's inadequate use of carburetor heat which resulted in the formation of carburetor ice and loss of engine power. Factors contributing to the accident were weather conditions conducive for carburetor icing, and a lack of suitable terrain for a forced…
- [NTSB DEN04LA070](https://openairdocs.org/ntsb/DEN04LA070.md): Crimmins Smyth Sidewinder · Natrona, WY · Accident · No injuries · Limited investigation · Final report · May 7, 2004 · N92AC · Substantial damage
  > fuel starvation due to contamination, resulting in the fuel selector valve becoming totally blocked. Contributing factors were the inadequate conditional inspection, and the lack of nsuitable terrain on which to make a forced landing.
- [NTSB DEN02LA071](https://openairdocs.org/ntsb/DEN02LA071.md): Cessna T206H · Jackson, WY · Accident · No injuries · Limited investigation · Final report · Jul 6, 2002 · N2453V · Substantial damage
  > the engine failure for undetermined reasons and the pilot's failure to maintain aircraft control during the forced landing attempt. A factor contributing to the accident was the inadvertent stall.
- [NTSB DEN01LA144](https://openairdocs.org/ntsb/DEN01LA144.md): Hughes 369FF · Kemmerer, WY · Accident · No injuries · Limited investigation · Final report · Aug 12, 2001 · N530TJ · Substantial damage
  > fuel exhaustion due to the pilot's failure to refuel the aircraft, which resulted in a loss of engine power. A contributing factor was the unsuitable steep terrain on which to make a forced landing.
- [NTSB FTW98LA065](https://openairdocs.org/ntsb/FTW98LA065.md): Artic S-1B2 · Worland, WY · Accident · No injuries · Limited investigation · Final report · Dec 6, 1997 · N71AT · Substantial damage
  > loss of engine power for undetermined reason(s). A related factor was the rough and uneven terrain on which the forced landing was made.
- [NTSB SEA97FA076](https://openairdocs.org/ntsb/SEA97FA076.md): Cessna 172P · Burlington, WY · Accident · 1 fatal · Field investigation · Final report · Mar 26, 1997 · N97527 · Destroyed
  > loss of engine power for undetermined reason(s). The lack of suitable terrain for a forced landing was a related factor.
- [NTSB SEA97LA015](https://openairdocs.org/ntsb/SEA97LA015.md): Bell 206B-3 · Casper, WY · Accident · No injuries · Limited investigation · Final report · Oct 16, 1996 · N2762G · Substantial damage
  > loss of power for undetermined reason(s). A factor relating to the accident was: the pilot was operating outside height/velocity curve parameters, when the loss of power occurred.
- [NTSB SEA94LA187](https://openairdocs.org/ntsb/SEA94LA187.md): Beech P-35 · Laramie, WY · Accident · No injuries · Limited investigation · Final report · Jul 21, 1994 · N9768Y · Substantial damage
  > Loss of engine power for undetermined reasons. Factors include fence posts struck during rollout at the emergency landing site.
- [NTSB SEA93LA177](https://openairdocs.org/ntsb/SEA93LA177.md): Cessna T210L · Cheyenne, WY · Accident · Serious injuries · Limited investigation · Final report · Aug 18, 1993 · N2125S · Substantial damage
  > An undetermined loss of engine power.
- [NTSB SEA93LA121](https://openairdocs.org/ntsb/SEA93LA121.md): Piper PA-30 · Afton, WY · Accident · Serious injuries · Limited investigation · Final report · May 25, 1993 · N7569Y · Destroyed
  > A loss of engine power for an undetermined reason(s).
- [NTSB SEA93LA076](https://openairdocs.org/ntsb/SEA93LA076.md): Barr Kitfox II · Sheridan, WY · Accident · No injuries · Limited investigation · Final report · Mar 15, 1993 · N569F · Substantial damage
  > A partial power loss for undetermined reasons. Factors include a strong crosswind on landing.
- [NTSB SEA92LA135](https://openairdocs.org/ntsb/SEA92LA135.md): Cessna 182K · Rock Springs, WY · Accident · No injuries · Limited investigation · Final report · Jun 26, 1992 · N2724Q · Destroyed
  > The disconnection of the throttle cable and collapse of the nose landing gear. Factors contributing to the accident were: improper maintenance installation by the mechanic whose attention was diverted and the rouh/uneven terrain.
- [NTSB SEA91FA220](https://openairdocs.org/ntsb/SEA91FA220.md): Bellanca 17-30A · Arlington, WY · Accident · 3 fatal · Field investigation · Final report · Aug 23, 1991 · N14698 · Destroyed
  > The loss of engine power for an undetermined reason. Factors contriubting to the accident were trees and the pilot's failure to maintain adequate clearance above the trees.
- [NTSB SEA91LA112](https://openairdocs.org/ntsb/SEA91LA112.md): Cessna 172P · Alva, WY · Accident · No injuries · Limited investigation · Final report · May 21, 1991 · N172GA · Substantial damage
  > The pilot's overconfidence in his personal ability, overconfidence in the aircraft's ability. Contributing to the accident was the engine failure.
- [NTSB DEN87LA199](https://openairdocs.org/ntsb/DEN87LA199.md): Bell 204B · Dubois, WY · Accident · Serious injuries · Limited investigation · Final report · Jul 29, 1987 · N4580Y · Substantial damage
  > The commercial plt was performing external sling loads in support of seismic operations. The plt reported that the engine failed during a load release and the plt executed an autorotation. This resulted in a hard landing in heavy timber on sloping terrain.…
- [NTSB DEN87LA113](https://openairdocs.org/ntsb/DEN87LA113.md): Beech A24R · Beulah, WY · Accident · No injuries · Limited investigation · Final report · Apr 28, 1987 · N9784L · Substantial damage
  > The acft lost power during a normal climb on a personal trip. The private plt noticed a drop in fuel flow pressure and smelled fuel. The plt then selected boost pump on but the pressure stayed low. The plt elected to make a forced landing and selected a…
- [NTSB DEN86LA215](https://openairdocs.org/ntsb/DEN86LA215.md): Waco UPF-7 · Laramie, WY · Accident · Minor injuries · Limited investigation · Final report · Aug 3, 1986 · N30196 · Destroyed
  > The plt stated that a flt from California to Laramie was uneventful. The acft was then refueled and he departed to the east. Shortly after takeoff, the engine began to lose power and the cockpit filled with smoke. The plt executed an emergency landing next to…
- [NTSB DEN86LA072](https://openairdocs.org/ntsb/DEN86LA072.md): Piper PA-18-150 · Afton, WY · Accident · Minor injuries · Limited investigation · Final report · Feb 1, 1986 · N4238Z · Substantial damage
  > The plt stated he had descended to observe wildlife. When he attempted to add pwr he discovered the eng had quit. The plt indicated the acft wheel contacted the deep snow at a moderate rate of horizontal speed while he was trying to restart the eng.
- [NTSB DEN83LA158](https://openairdocs.org/ntsb/DEN83LA158.md): Cessna T21OL · Saratoga, WY · Accident · No injuries · Limited investigation · Final report · Jul 4, 1983 · N2317S · Substantial damage
  > During a sight-seeing flt at aprx 7000 ft MSL (500 ft AGL), the engine lost power about 15 min after the plt switched from the left to the right main tank & descended from a higher altitude. Subsequently, the plane was damaged during a wheels up landing on…
- [NTSB DEN83LA038](https://openairdocs.org/ntsb/DEN83LA038.md): Cessna 182 · Afton, WY · Accident · No injuries · Limited investigation · Final report · Dec 24, 1982 · N21008 · Substantial damage
  > The pilot reported that the aircraft had a power loss during takeoff and nosed over in snow during a forced landing. Theoat was 21 degrees. There was no evidence of a mechanical malfunction during a post accident examination.
- [NTSB DEN82DA195](https://openairdocs.org/ntsb/DEN82DA195.md): Aerospatiale SA315B · Near Kemmerer, WY · Accident · Serious injuries · Final report · Sep 15, 1982 · N7915 · Substantial damage
  > While hovering with an external load a loud bang was heard and the helicopter started to yaw. The pilot dropped the external load, pulled collective, centered cyclic and started descent. The main rotors hit trees and the aircraft fell to the ground.…

## 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."eventStateOrRegion" = 'WY' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o."occurrenceNumber" = 1 AND o."occurrenceCode" = 350)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?occurrence=350&state=WY

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