# NTSB investigations: Lycoming O&VO-360 series, WY 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 ANC25FA098](https://openairdocs.org/ntsb/ANC25FA098.md): Piper PA-28-180 · Wolf, WY · Accident · 1 fatal · Class 3 · Field · Preliminary report · Sep 1, 2025 · N8307W · Substantial damage > On September 1, 2025 about 1612 mountain daylight time, a Piper PA-28-180 airplane, N8307W, was substantially damaged when it was involved in an accident near Wolf, Wyoming. The pilot and one passenger were seriously injured; one passenger was fatally… - [NTSB GAA19CA285](https://openairdocs.org/ntsb/GAA19CA285.md): Piper PA18 · Cody, WY · Accident · No injuries · Data collection · Final report · May 25, 2019 · N997CC · Substantial damage > The student pilot's improper landing flare in crosswind conditions, which resulted in a bounced landing, and his subsequent loss of airplane control after overcorrecting with rudder. Contributing to the accident was the flight instructor's delayed remedial… - [NTSB WPR14FA188](https://openairdocs.org/ntsb/WPR14FA188.md): Mooney M20C · Cody, WY · Accident · 2 fatal · Field investigation · Final report · May 6, 2014 · N6704U · Substantial damage > The non-instrument rated pilots’ decision to continue flight into known instrument meteorological conditions over mountainous terrain, which resulted in controlled flight into terrain. - [NTSB WPR14CA013](https://openairdocs.org/ntsb/WPR14CA013.md): Piper PA 28-180 · Cody, WY · Accident · Serious injuries · Data collection · Final report · Oct 11, 2013 · N31BA · Substantial damage > A loss of engine power during climb to cruise for reasons that could not be determined due to no postaccident examination. - [NTSB WPR12LA161](https://openairdocs.org/ntsb/WPR12LA161.md): Piper PA-28-181 · Casper, WY · Accident · Minor injuries · Limited investigation · Final report · Apr 8, 2012 · N30997 · Substantial damage > A total loss of engine power during cruise flight due to a failed piston pin plug, which resulted in engine oil contamination and subsequent oil starvation. Contributing to the loss of power was the failure of maintenance personnel to identify contaminants… - [NTSB WPR12LA110](https://openairdocs.org/ntsb/WPR12LA110.md): Beech C23 · Rawlins, WY · Accident · No injuries · Limited investigation · Final report · Feb 18, 2012 · N5205M · Substantial damage > The pilot's failure to maintain airspeed during the initial climb after takeoff, which resulted in an uncontrolled descent and collision with terrain. - [NTSB WPR10LA376](https://openairdocs.org/ntsb/WPR10LA376.md): Cessna 177 · Rawlins, WY · Accident · No injuries · Limited investigation · Final report · Jul 31, 2010 · N35296 · Substantial damage > The pilot's inadequate preflight planning, failure to properly use the takeoff checklist, and failure to lean the fuel mixture, which resulted in the airplane’s inability to attain sufficient airspeed due to the rich fuel mixture. - [NTSB DEN07FA054](https://openairdocs.org/ntsb/DEN07FA054.md): Piper PA-28-180 · Centennial, WY · Accident · 3 fatal · Field investigation · Final report · Jan 18, 2007 · N43630 · Substantial damage > the pilot's inadvertent flight into adverse weather conditions resulting in a loss of aircraft control. Contributing factors include the pilot's improper preflight planning and decision making, the pilot's spatial disorientation, the pilot's lack of night… - [NTSB DEN06LA100](https://openairdocs.org/ntsb/DEN06LA100.md): Maule M 6 180C · Kemmerer, WY · Accident · No injuries · Limited investigation · Final report · Jul 16, 2006 · N72RM · Substantial damage > the pilot's loss of directional control during takeoff due to the improper rigging of the airplane's flap system by unknown maintenance personnel. A contributing factor was the high density altitude. - [NTSB DEN05CA135](https://openairdocs.org/ntsb/DEN05CA135.md): Aviat A-1B · Sheridan, WY · Accident · Minor injuries · Data collection · Final report · Sep 7, 2005 · N477DK · Substantial damage > pilot's failure to maintain aircraft control during the aborted landing. A contributing factor was the pilot's failure to maintain airspeed which resulted in an inadvertent stall. - [NTSB DEN05FA125](https://openairdocs.org/ntsb/DEN05FA125.md): Cessna 177B · Centennial, WY · Accident · 2 fatal · Field investigation · Final report · Aug 9, 2005 · N35166 · Destroyed > the pilot's improper in-flight planning/decision, in that he failed to maintain a steady state climb rate to a safe altitude and continued flight towards visible weather that obstructed his chosen route of flight, and his failure to maintain terrain… - [NTSB DEN05LA064](https://openairdocs.org/ntsb/DEN05LA064.md): Cessna 177B · Rock Springs, WY · Accident · No injuries · Limited investigation · Final report · Mar 19, 2005 · N30874 · Substantial damage > the pilot's improper flare and recovery from a bounced landing. - [NTSB DEN02LA075](https://openairdocs.org/ntsb/DEN02LA075.md): American General AA5B · Worland, WY · Accident · Serious injuries · Limited investigation · Final report · Jul 13, 2002 · N28717 · Destroyed > the pilot's selection of an inadequate altitude for crossing mountainous terrain, resulting in a collision with trees. A contributing factor was the downdraft. - [NTSB DEN00LA170](https://openairdocs.org/ntsb/DEN00LA170.md): Piper PA-28-181 · Sheridan, WY · Accident · Serious injuries · Limited investigation · Final report · Sep 15, 2000 · N6130H · Substantial damage > The pilot's improper inflight decision to enter a canyon at an altitude insufficient to clear rising terrain. A factor was the aircraft's climb performance being exceeded due to the rising terrain. - [NTSB DEN00LA162](https://openairdocs.org/ntsb/DEN00LA162.md): Aviat A-1 · Laramie, WY · Accident · Minor injuries · Limited investigation · Final report · Sep 3, 2000 · N63FE · Substantial damage > The pilot's failure to maintain directional control. A factor was his improper inflight decision in selecting a less-than-favorable runway on which to land that resulted in a ground loop. - [NTSB DEN99LA112](https://openairdocs.org/ntsb/DEN99LA112.md): Mooney M20C · Big Piney, WY · Accident · No injuries · Limited investigation · Final report · Jul 3, 1999 · N6253U · Substantial damage > The pilot's failure to maintain directional control of the aircraft during landing touchdown. A related factor was the gusty crosswind. - [NTSB DEN99LA074](https://openairdocs.org/ntsb/DEN99LA074.md): Piper PA-28-180 · Burlington, WY · Accident · No injuries · Limited investigation · Final report · May 7, 1999 · N7942W · Substantial damage > The pilots' inadequate preflight planning for take off in that he failed to consider the takeoff surface not being a paved surface. A factor was loose material on the roadway used for take off. - [NTSB FTW98LA336](https://openairdocs.org/ntsb/FTW98LA336.md): Grumman American AA-5B · Cody, WY · Accident · No injuries · Limited investigation · Final report · Jul 27, 1998 · N28241 · Substantial damage > The pilot's failure to maintain visual lookout while taxiing the aircraft. - [NTSB SEA95LA180](https://openairdocs.org/ntsb/SEA95LA180.md): Mooney M20A · Rock Springs, WY · Accident · No injuries · Limited investigation · Final report · Aug 11, 1995 · N8378E · Substantial damage > The pilot's failure to maintain control of the aircraft. Factors include the uneven runway condition, the information regarding the crowned condition not being disseminated by airport personnel, and the inadequate review/inspection of the condition by FAA… - [NTSB SEA94LA145](https://openairdocs.org/ntsb/SEA94LA145.md): Mooney M20C · Wamsutter, WY · Accident · No injuries · Limited investigation · Final report · Jun 9, 1994 · N711LP · Substantial damage > Clearance not maintained. A factor to the accident was: transmission wire. - [NTSB SEA94LA061](https://openairdocs.org/ntsb/SEA94LA061.md): Piper PA-24 · Cheyenne, WY · Accident · No injuries · Limited investigation · Final report · Feb 10, 1994 · N5639P · Substantial damage > The pilot's improper use of the carburetor heat. A factor to the accident was carburetor icing conditions. - [NTSB DEN87FA008](https://openairdocs.org/ntsb/DEN87FA008.md): Mooney M20B · Buffalo, WY · Accident · 1 fatal · Field investigation · Final report · Oct 23, 1986 · N74739 · Destroyed > At aprx 1720 MDT, tower psnl at the dep arpt received a phone call from the plt. He said he wished to depart with an inop 2-WAY radio. He was advised that IMC prevailed & that a radio would be required to depart with an IFR or special VFR clnc. At 1907 (after… - [NTSB DEN83FA108](https://openairdocs.org/ntsb/DEN83FA108.md): Piper 28-180 · Alpine, WY · Accident · 1 fatal · Field investigation · Final report · May 3, 1983 · N7295W · Destroyed > The acft collided with mountainous terrain in IMC weather. The pilot had been briefed on the weather. Part of the observation called for mountain obscuration by clouds or precipitation. A person who resides in Alpine, WY said the mountain tops were obscured… - [NTSB DEN82FTC01](https://openairdocs.org/ntsb/DEN82FTC01.md): Piper PA-28 · Powell, WY · Accident · No injuries · Closed · Oct 23, 1981 · N8972C · Substantial damage - [NTSB DEN80DTC02](https://openairdocs.org/ntsb/DEN80DTC02.md): Piper PA-28 · Wheatland, WY · Accident · No injuries · Closed · Nov 29, 1979 · N7549W · Substantial damage - [NTSB DEN79DTC27](https://openairdocs.org/ntsb/DEN79DTC27.md): Bellanca 8GCBC · Jackson, WY · Accident · No injuries · Closed · Sep 22, 1979 · N5052W · Substantial damage - [NTSB DEN79FTC03](https://openairdocs.org/ntsb/DEN79FTC03.md): Bellanca 7GCBC · Laramie, WY · Accident · No injuries · Closed · Nov 11, 1978 · N8802 · Substantial damage - [NTSB DEN78FTC35](https://openairdocs.org/ntsb/DEN78FTC35.md): Dyke Delta JD11 · Ft.Bridger, WY · Accident · Serious injuries · Closed · Aug 5, 1978 · N99DD · Substantial damage - [NTSB DEN78DTC28](https://openairdocs.org/ntsb/DEN78DTC28.md): Cessna 170B · Rock Springs, WY · Accident · No injuries · Closed · Jun 28, 1978 · N2619D · Substantial damage - [NTSB DEN78FTC23](https://openairdocs.org/ntsb/DEN78FTC23.md): Piper PA-28 · Yellowstone Pk, WY · Accident · No injuries · Closed · May 28, 1978 · N54471 · Substantial damage - [NTSB DEN78FTC16](https://openairdocs.org/ntsb/DEN78FTC16.md): Cessna 177 · Rock Springs, WY · Accident · No injuries · Closed · Mar 10, 1978 · N35181 · Substantial damage - [NTSB DEN77DTC11](https://openairdocs.org/ntsb/DEN77DTC11.md): Bellanca 8GCBC · Elk Mountain, WY · Accident · No injuries · Closed · Apr 25, 1977 · N8672V · Substantial damage - [NTSB DEN76FTC27](https://openairdocs.org/ntsb/DEN76FTC27.md): Mooney M20C · Rawlins, WY · Accident · No injuries · Closed · Mar 22, 1976 · N6257U · Substantial damage - [NTSB DEN75FTC09](https://openairdocs.org/ntsb/DEN75FTC09.md): Piper PA-28 · Rawlins, WY · Accident · No injuries · Closed · Aug 28, 1974 · N427AS · Substantial damage - [NTSB DEN74FTC22](https://openairdocs.org/ntsb/DEN74FTC22.md): Piper PA-28 · Casper, WY · Accident · Minor injuries · Closed · Dec 1, 1973 · N4944L · Substantial damage - [NTSB DEN69D0081](https://openairdocs.org/ntsb/DEN69D0081.md): Piper PA-18 · Buffalo, WY · Accident · No injuries · Closed · Aug 27, 1968 · N8109Y · Substantial damage - [NTSB DEN69D0042](https://openairdocs.org/ntsb/DEN69D0042.md): Piper PA-28 · Jackson, WY · Accident · Minor injuries · Closed · Jul 5, 1968 · N5668W · Substantial damage - [NTSB DEN68D0205](https://openairdocs.org/ntsb/DEN68D0205.md): Cessna 170 · Medicine Bow, WY · Accident · No injuries · Closed · Jan 27, 1968 · N2742D · Substantial damage - [NTSB DEN68D0103](https://openairdocs.org/ntsb/DEN68D0103.md): Mooney M20B · Sundance, WY · Accident · No injuries · Closed · Oct 3, 1967 · N74720 · Substantial damage - [NTSB DEN67D0283](https://openairdocs.org/ntsb/DEN67D0283.md): Piper PA-28 · Wheatland, WY · Accident · No injuries · Closed · Apr 27, 1967 · N9773J · Substantial damage - [NTSB DEN67D0249](https://openairdocs.org/ntsb/DEN67D0249.md): Mooney M20A · Wheatland, WY · Accident · No injuries · Closed · Apr 1, 1967 · N6064X · Substantial damage - [NTSB DEN67D0199](https://openairdocs.org/ntsb/DEN67D0199.md): Piper PA-28 · Recluse, WY · Accident · No injuries · Closed · Jan 12, 1967 · N9244J · Substantial damage - [NTSB DEN67D0192](https://openairdocs.org/ntsb/DEN67D0192.md): Piper PA-28 · Etna, WY · Accident · No injuries · Closed · Dec 23, 1966 · N9301J · Substantial damage - [NTSB DEN67F0122](https://openairdocs.org/ntsb/DEN67F0122.md): Piper PA-24 · New Castle, WY · Accident · No injuries · Closed · Sep 6, 1966 · N5579P · Substantial damage - [NTSB MKC67F0181](https://openairdocs.org/ntsb/MKC67F0181.md): Piper PA-28 · Worland, WY · Accident · No injuries · Closed · Aug 17, 1966 · N8849J · Substantial damage - [NTSB DEN67D0056](https://openairdocs.org/ntsb/DEN67D0056.md): Piper PA-28 · Pine Bluffs, WY · Accident · Minor injuries · Closed · Jul 7, 1966 · N8814J · 2 aircraft · Substantial damage - [NTSB DEN66D0227](https://openairdocs.org/ntsb/DEN66D0227.md): Piper PA-28 · Gillette, WY · Accident · No injuries · Closed · Feb 10, 1966 · N7107W · Substantial damage - [NTSB DEN65D0069](https://openairdocs.org/ntsb/DEN65D0069.md): Beechcraft 95 · Rock Springs, WY · Accident · No injuries · Closed · May 5, 1965 · N911Y · Substantial damage - [NTSB DEN65F0030](https://openairdocs.org/ntsb/DEN65F0030.md): Mooney M20C · Newcastle, WY · Accident · No injuries · Closed · Mar 22, 1965 · N6430U · Substantial damage ## 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 x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41514')) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC ``` This list as a web page: https://openairdocs.org/ntsb?engine=41514&state=WY --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.