# NTSB investigations: Lycoming I0360 series, AK

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 ANC21LA010](https://openairdocs.org/ntsb/ANC21LA010.md): Cessna 172R · Hope, AK · Accident · Minor injuries · Class 4 · Limited · Final report · Dec 31, 2020 · N949AF · Substantial damage
  > The pilot’s selection of unsuitable terrain for landing. A factor was the certified flight instructor’s selection of unsuitable terrain for landing.
- [NTSB ANC16CA009](https://openairdocs.org/ntsb/ANC16CA009.md): Cessna 172 · Manley Hot Springs, AK · Accident · No injuries · Data collection · Final report · Nov 27, 2015 · N7176A · Substantial damage
  > The pilot's decision to depart from an unsuitable, off-airport site, which resulted in a collision with a tree.
- [NTSB ANC11CA014](https://openairdocs.org/ntsb/ANC11CA014.md): Cessna 172R · Montana Creek, AK · Accident · No injuries · Data collection · Final report · Mar 5, 2011 · N447AF · Substantial damage
  > The pilot's failure to recognize that he was landing at the wrong airstrip on a snow-covered and unplowed runway, resulting in the airplane nosing over.
- [NTSB ANC09CA070](https://openairdocs.org/ntsb/ANC09CA070.md): Dressen Donald L Back Count · Anchorage, AK · Accident · No injuries · Data collection · Final report · Jul 19, 2009 · N425BC · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll, resulting in a ground-loop and substantial damage to the airplane.
- [NTSB ANC09CA016](https://openairdocs.org/ntsb/ANC09CA016.md): Cessna 172S · Girdwood, AK · Accident · No injuries · Data collection · Final report · Dec 28, 2008 · N453SP · Substantial damage
  > The flight instructor's lack of action to correct a high and fast landing approach which resulted in a long landing, and subsequent collision with a snow berm at the end of the runway. Contributing to the accident was the student pilot's improper approach.
- [NTSB ANC06CA019](https://openairdocs.org/ntsb/ANC06CA019.md): Kenetic Mountain Goat · Palmer, AK · Accident · No injuries · Data collection · Final report · Feb 13, 2006 · N101MG · Substantial damage
  > The pilot's selection of unsuitable terrain for taxi, which resulted in the airplane nosing over while taxiing after landing. A factor associated with the accident was the rough and uneven terrain.
- [NTSB ANC01FA100](https://openairdocs.org/ntsb/ANC01FA100.md): Cessna 172S · Cooper Landing, AK · Accident · Serious injuries · Field investigation · Final report · Aug 6, 2001 · N813SP · Substantial damage
  > The pilot's inadequate remedial action to disconnect the autopilot during an uncommanded altitude deviation while in cruise flight. Factors in the accident were activation of the autopilot; the pilot's lack of familiarity with the airplane's autopilot system;…
- [NTSB ANC00FA082](https://openairdocs.org/ntsb/ANC00FA082.md): Cessna 172S · Whittier, AK · Accident · 1 fatal · Field investigation · Final report · Jul 4, 2000 · N862SP · Destroyed
  > Suicide.
- [NTSB ANC98LA155](https://openairdocs.org/ntsb/ANC98LA155.md): Piper PA-12 · New Stuyahok, AK · Accident · No injuries · Limited investigation · Final report · Sep 22, 1998 · N7689H · Substantial damage
  > The pilot's selection of an unsuitable takeoff area and his intentional ground loop maneuver. A factor associated with the accident was trees.
- [NTSB ANC93LA136](https://openairdocs.org/ntsb/ANC93LA136.md): Lake LA04 · Blair Lake, AK · Accident · No injuries · Limited investigation · Final report · Aug 7, 1993 · N6669L · Substantial damage
  > The pilot's inadvertant entry into a porpoise and subsequent loss of control while step-taxiing prior to takeoff. A factor in the accident was the rough water conditions.
- [NTSB ANC90FA047](https://openairdocs.org/ntsb/ANC90FA047.md): de Havilland DHC-6 · Chevak, AK · Accident · No injuries · Field investigation · Final report · Mar 29, 1990 · N200EH · Substantial damage
  > Improper flare by the pilot (PIC) during the landing/flare. The weather condition with fog was a related factor.
- [NTSB SEA89LA166](https://openairdocs.org/ntsb/SEA89LA166.md): Consolidated Aeronautics LAKE-LA-4-200 · Klawock, AK · Accident · Serious injuries · Limited investigation · Final report · Sep 8, 1989 · N2582P · Destroyed
  > The pilot misjudged the aircraft height above water while attempting to land on a lake. A contributing factor was the smooth, glassy water surface conditions on the lake.
- [NTSB ANC87LA102](https://openairdocs.org/ntsb/ANC87LA102.md): Lake LA-4-200 · Kenai, AK · Accident · Minor injuries · Limited investigation · Final report · Jul 20, 1987 · N1217L · Substantial damage
  > The pilot-in-command of the amphibious airplane applied inadequate technique during the takeoff attempt and compounded the problem by delaying aborting the takeoff. He changed his mind twice before flying/skidding into trees. The pilot stated that he should…
- [NTSB ANC87LA008](https://openairdocs.org/ntsb/ANC87LA008.md): Hughes 300-269B · Fairbanks, AK · Accident · No injuries · Limited investigation · Final report · Oct 22, 1986 · N9332F · Substantial damage
  > The helicopter exhausted its fuel supply during climbout. During the ensuing autorotation landing, the rotor speed was allosed to decay and the helcopter spun at touchdown. It rolled over and failed the rotor blades.
- [NTSB ANC83IA072](https://openairdocs.org/ntsb/ANC83IA072.md): Piper PA-28R-201 · Mcgrath, AK · Incident · No injuries · Incident investigation · Final report · Apr 19, 1983 · N38565 · Minor damage
  > After 3 attempts to takeoff from a muddy airstrip and failing, the pilot off-loaded one passenger and some baggage. On the fourth takeoff attempt the aircraft got airborne but settled back to a snow covered frozen river. The snow slowed the aircraft and the…
- [NTSB ANC83LA054](https://openairdocs.org/ntsb/ANC83LA054.md): Piper PA-28R-180 · Port Heiden, AK · Accident · No injuries · Limited investigation · Final report · Mar 9, 1983 · N17243 · Substantial damage
  > The acft taxied into a pile of ice after landing. According to an Alaska state trooper that assisted in the investigation, the pilot turned 45 degrees to the right and departed the runway 150 feet short of the taxiway. The sun was bright, and according to the…
- [NTSB ANC83FAG02](https://openairdocs.org/ntsb/ANC83FAG02.md): Willbird 2 · Chugiak, AK · Accident · Serious injuries · Final report · Jan 9, 1983 · N37875 · Substantial damage
  > As the aircraft lifted off, the nose pitched up alarmingly and application of full down elevator control had no apparent effect. The pilot was able to lower the nose by extending full flaps. However, he was unable to latch the manual flaps in the down…
- [NTSB ANC83FA022](https://openairdocs.org/ntsb/ANC83FA022.md): Enstrom F-28A · Chugiak, AK · Accident · Minor injuries · Field investigation · Final report · Dec 6, 1982 · N9607 · Substantial damage
  > The aircraft collided with ground and rolled while the pilot was hover taxiing downwind. The winds were described as 15 KTS to gusts as high as 45 KTS. The Enstrom chief engineer reported that a downwind hover tends to decay the main rotor RPM due to…
- [NTSB SEA82FAD01](https://openairdocs.org/ntsb/SEA82FAD01.md): Lake LA-4-200 · Ketchikan Intl., AK · Accident · 1 fatal · Final report · Jul 30, 1982 · N2708P · Destroyed
  > Departing under a special VFR clearance, the acft entered IMC within a period of approximately 15 secs after takeoff. The acft struck trees & the ground approximately 2 mi south of the airport.
- [NTSB ANC81DAG07](https://openairdocs.org/ntsb/ANC81DAG07.md): Piper PA-32 · Simeonof Is, AK · Accident · No injuries · Closed · Oct 17, 1980 · N4081S · Substantial damage
- [NTSB ANC80DAH06](https://openairdocs.org/ntsb/ANC80DAH06.md): Lake 4-200 · Anchorage, AK · Accident · No injuries · Closed · Sep 9, 1980 · N1112L · Substantial damage
- [NTSB ANC80DA057](https://openairdocs.org/ntsb/ANC80DA057.md): Piper PA-34 · St Michael, AK · Accident · No injuries · Closed · Jun 24, 1980 · N56686 · Substantial damage
- [NTSB ANC79DAG49](https://openairdocs.org/ntsb/ANC79DAG49.md): Mooney M20C · Seldovia, AK · Accident · No injuries · Closed · May 12, 1979 · N6758V · Substantial damage
- [NTSB ANC78DAG43](https://openairdocs.org/ntsb/ANC78DAG43.md): Piper PA-28R · Anchorage, AK · Accident · Serious injuries · Closed · May 4, 1978 · N7677J · Substantial damage
- [NTSB ANC77DA099](https://openairdocs.org/ntsb/ANC77DA099.md): Piper PA-28R · Port Alsworth, AK · Accident · No injuries · Closed · Sep 14, 1977 · N55030 · Substantial damage
- [NTSB ANC77FAG46](https://openairdocs.org/ntsb/ANC77FAG46.md): Beech B24R · Anchorage, AK · Accident · No injuries · Closed · Mar 25, 1977 · N9151S · Substantial damage
- [NTSB ANC76AA088](https://openairdocs.org/ntsb/ANC76AA088.md): Piper PA-34 · Petersburg, AK · Accident · 6 fatal · Closed · May 18, 1976 · N55951 · Destroyed
- [NTSB ANC76AA060](https://openairdocs.org/ntsb/ANC76AA060.md): Lake LA-4 · Kasitsna Bay, AK · Accident · No injuries · Closed · Jan 17, 1976 · N39386 · Substantial damage
- [NTSB ANC76DAG60](https://openairdocs.org/ntsb/ANC76DAG60.md): Lake LA-4 · Paxson, AK · Accident · Minor injuries · Closed · Oct 17, 1975 · N1097L · Substantial damage
- [NTSB ANC76AA007](https://openairdocs.org/ntsb/ANC76AA007.md): Piper PA-28R · Chandalar Camp, AK · Accident · 2 fatal · Closed · Jul 16, 1975 · N4619J · Substantial damage
- [NTSB ANC74FAA33](https://openairdocs.org/ntsb/ANC74FAA33.md): Piper PA-28R · Fairbanks, AK · Accident · Minor injuries · Closed · May 14, 1974 · N55030 · Substantial damage
- [NTSB ANC74DAG16](https://openairdocs.org/ntsb/ANC74DAG16.md): Piper PA-28R · Naknek, AK · Accident · Minor injuries · Closed · Aug 14, 1973 · N2992R · Substantial damage
- [NTSB ANC70AA056](https://openairdocs.org/ntsb/ANC70AA056.md): Piper PA-28R · Juneau, AK · Accident · No injuries · Closed · Jan 18, 1970 · N3867T · Substantial damage
- [NTSB ANC67D0085](https://openairdocs.org/ntsb/ANC67D0085.md): Maule M4 · Seward, AK · Accident · No injuries · Closed · Jan 15, 1967 · N9823M · Substantial damage
- [NTSB ANC67D0065](https://openairdocs.org/ntsb/ANC67D0065.md): Maule MA4210 · Anchorage, AK · Accident · No injuries · Closed · Nov 23, 1966 · N9823M · 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" = 'AK' 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 ('41515'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41515&state=AK

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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.