# NTSB investigations: Lycoming IO-360-L2A, CA

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 WPR26LA222](https://openairdocs.org/ntsb/WPR26LA222.md): Cessna 172S · Death Valley, CA · Accident · Minor injuries · Class 4 · Limited · Final report · Jun 17, 2026 · N96FA · Substantial damage
  > The pilot’s failure to maintain airspeed and encounter with a tailwind while landing on a rough runway, which resulted in a runway overrun and subsequent nose over.
- [NTSB WPR26LA220](https://openairdocs.org/ntsb/WPR26LA220.md): Cessna 172S · Morgan Hill, CA · Accident · No injuries · Class 4 · Limited · Final report · Jun 11, 2026 · N55231 · Substantial damage
  > An in-flight collision with a bird.
- [NTSB WPR26LA164](https://openairdocs.org/ntsb/WPR26LA164.md): Cessna 172S · Pacoima, CA · Accident · Serious injuries · Class 3 · Limited · Preliminary report · Apr 20, 2026 · N2126F · Substantial damage
  > On April 20, 2026, about 1107 Pacific daylight time, a Cessna 172S airplane, N2126F, sustained substantial damage when it was involved in an accident near Whiteman Airport (WHP), Pacoima, California. The pilot was seriously injured. The airplane was operated…
- [NTSB WPR26LA047](https://openairdocs.org/ntsb/WPR26LA047.md): Cessna 172S · Lancaster, CA · Accident · No injuries · Class 3 · Limited · Preliminary report · Nov 9, 2025 · N5199J · Substantial damage
  > On November 9, 2025, about 1205 Pacific daylight time, a Cessna 172S, N5199J, sustained substantial damage when it was involved in an accident near Lancaster, California. The pilot and passengers were not injured. The airplane was operated as a Title 14 Code…
- [NTSB WPR25FA264](https://openairdocs.org/ntsb/WPR25FA264.md): Cessna 172S · Los Banos, CA · Accident · 1 fatal · Class 3 · Field · Preliminary report · Aug 27, 2025 · N5203H · Destroyed
  > On August 26, 2025, about 1905 Pacific daylight time, a Cessna 172S, N5203H, was destroyed when it was involved in an accident near Los Banos, California. The pilot was fatally injured. The airplane was operated as a Title 14 Code of Federal Regulations Part…
- [NTSB WPR23LA298](https://openairdocs.org/ntsb/WPR23LA298.md): Cessna 152 · Long Beach, CA · Accident · No injuries · Class 4 · Limited · Final report · Aug 1, 2023 · N46393 · 2 aircraft · Minor damage
  > The flight instructor’s inattention during ground operations, which resulted in unintentional movement of the airplane and ground collision with another airplane.
- [NTSB WPR23LA253](https://openairdocs.org/ntsb/WPR23LA253.md): Cessna 172S · Novato, CA · Accident · No injuries · Class 4 · Limited · Final report · Jun 30, 2023 · N372AH · Substantial damage
  > The pilot's failure to maintain directional control of the airplane during the landing roll for a touch and go, which resulted in a collision with terrain.
- [NTSB WPR23FA172](https://openairdocs.org/ntsb/WPR23FA172.md): Cessna 172S · Los Angeles, CA · Accident · 1 fatal · Class 3 · Field · Final report · Apr 30, 2023 · N575ND · Substantial damage
  > The pilot’s failure to maintain clearance with the hilly terrain resulting from his loss of situational awareness due to the deteriorating weather conditions as he descended to approach his destination airport.
- [NTSB WPR22LA123](https://openairdocs.org/ntsb/WPR22LA123.md): Cessna 172S · San Carlos, CA · Accident · No injuries · Class 4 · Limited · Final report · Mar 7, 2022 · N653ND · Substantial damage
  > The pilot’s improper landing flare which resulted in a bounced landing.
- [NTSB WPR20LA256](https://openairdocs.org/ntsb/WPR20LA256.md): Cessna 172 · San Jose, CA · Accident · No injuries · Class 3 · Limited · Final report · Aug 2, 2020 · N55231 · Substantial damage
  > The airplane’s collision with a bird while maneuvering in the airport traffic pattern.
- [NTSB GAA18CA294](https://openairdocs.org/ntsb/GAA18CA294.md): Cessna 172 · Palo Alto, CA · Accident · No injuries · Data collection · Final report · Apr 30, 2018 · N254EK · Substantial damage
  > The pilot’s improper landing flare, which resulted in a hard landing.
- [NTSB WPR18LA039](https://openairdocs.org/ntsb/WPR18LA039.md): Cessna 172R · Redding, CA · Accident · No injuries · Class 3 · Limited · Final report · Nov 2, 2017 · N2103T · Substantial damage
  > The fatigue separation of the crankshaft due to a fatigue fracture, which resulted in a total loss of engine power and a subsequent off-airport landing and impact with a fence.
- [NTSB GAA17CA573](https://openairdocs.org/ntsb/GAA17CA573.md): Cessna 172 · Chino, CA · Accident · No injuries · Data collection · Final report · Sep 22, 2017 · N520KS · Substantial damage
  > An in-flight collision with a bird while on downwind.
- [NTSB GAA17CA470](https://openairdocs.org/ntsb/GAA17CA470.md): Cessna 172 · Carlsbad, CA · Accident · No injuries · Data collection · Final report · Jul 30, 2017 · N497TC · Substantial damage
  > The student pilot’s improper landing flare in gusting wind conditions.
- [NTSB GAA17CA479](https://openairdocs.org/ntsb/GAA17CA479.md): Cessna 172 · Santa Ana, CA · Accident · No injuries · Data collection · Final report · Jul 29, 2017 · N1129K · Substantial damage
  > A hard landing and propeller strike for reasons that could not be determined based on the available evidence.
- [NTSB WPR17FA063](https://openairdocs.org/ntsb/WPR17FA063.md): Cessna 172 · Ramona, CA · Accident · 1 fatal · Field investigation · Final report · Feb 12, 2017 · N2179L · Substantial damage
  > The flight instructor's failure to ensure that adequate clearance from terrain was maintained after performance of a simulated engine failure maneuver, which resulted in controlled flight into terrain.
- [NTSB GAA16CA416](https://openairdocs.org/ntsb/GAA16CA416.md): Cessna 172 · Palm Springs, CA · Accident · No injuries · Data collection · Final report · Aug 3, 2016 · N5203H · Substantial damage
  > The student pilot's failure to maintain directional control during an aborted landing, which resulted in a runway excursion and a nose over in rough terrain.
- [NTSB WPR16LA063](https://openairdocs.org/ntsb/WPR16LA063.md): Cessna 172S · San Diego, CA · Accident · No injuries · Limited investigation · Final report · Feb 3, 2016 · N499DR · 2 aircraft · Minor damage
  > The failure of the flight instructor of the other airplane to maintain awareness while parked on the ramp with the engine operating, which resulted in impact with the parked airplane.
- [NTSB WPR16LA024](https://openairdocs.org/ntsb/WPR16LA024.md): Cessna 172S · San Jose, CA · Accident · Minor injuries · Limited investigation · Final report · Nov 8, 2015 · N21679 · Substantial damage
  > The pilot's failure to maintain directional control during the landing roll at night, which resulted in a runway excursion.
- [NTSB WPR15FAMS1](https://openairdocs.org/ntsb/WPR15FAMS1.md): Cessna 172S · Davenport, CA · Accident · 1 fatal · Missing aircraft · Final report · May 8, 2015 · N191TG
  > Undetermined because the airplane was not located.
- [NTSB GAA15CA018](https://openairdocs.org/ntsb/GAA15CA018.md): Cessna 172S · Camarillo, CA · Accident · No injuries · Data collection · Final report · Mar 23, 2015 · N2104H · Substantial damage
  > The pilot involved and the phase of flight when the damage occurred were not determined.
- [NTSB WPR15LA025](https://openairdocs.org/ntsb/WPR15LA025.md): Cessna 172S · Santa Monica, CA · Accident · No injuries · Limited investigation · Final report · Oct 26, 2014 · N353MV · Substantial damage
  > The separation of a section of a propeller blade due to fatigue cracking. Contributing to the accident was the operator’s failure to comply with the manufacturer’s maintenance and inspection instructions.
- [NTSB WPR15CA028](https://openairdocs.org/ntsb/WPR15CA028.md): Cessna 172 - S · Hawthorne, CA · Accident · No injuries · Data collection · Final report · Oct 23, 2014 · N564AT · Substantial damage
  > The pilot's improper flare which resulted in a loss of aircraft control and subsequent hard landing.
- [NTSB WPR14CA351](https://openairdocs.org/ntsb/WPR14CA351.md): Cessna 172S · Santa Ynez, CA · Accident · No injuries · Data collection · Final report · Aug 16, 2014 · N10033 · Substantial damage
  > The student pilot's inadequate flare and loss of aircraft control during landing, which resulted in multiple bounces.
- [NTSB WPR13CA332](https://openairdocs.org/ntsb/WPR13CA332.md): Cessna 172S · Santa Barbra, CA · Accident · No injuries · Data collection · Final report · Jul 17, 2013 · N971TA · Substantial damage
  > The pilot's inadequate landing flare, which resulted in a hard landing.
- [NTSB WPR13LA286](https://openairdocs.org/ntsb/WPR13LA286.md): Cessna 182T · San Diego, CA · Accident · No injuries · Limited investigation · Final report · Jun 24, 2013 · N411CP · 2 aircraft · Substantial damage
  > Both pilots’ failure to maintain a proper visual lookout while taxiing during nighttime conditions, which resulted in an on-ground collision.
- [NTSB WPR11CA472](https://openairdocs.org/ntsb/WPR11CA472.md): Cessna 172R · Napa, CA · Accident · No injuries · Data collection · Final report · Sep 28, 2011 · N21284 · Substantial damage
  > The student pilot's improper flare, which resulted in a hard landing.
- [NTSB WPR11LA284](https://openairdocs.org/ntsb/WPR11LA284.md): Cessna 172S · Palo Alto, CA · Accident · No injuries · Limited investigation · Final report · Jun 24, 2011 · N222MF · Substantial damage
  > A total loss of engine power for undetermined reasons during the landing approach over unsuitable terrain.
- [NTSB WPR09CA461](https://openairdocs.org/ntsb/WPR09CA461.md): Cessna 172S · San Carlos, CA · Accident · No injuries · Data collection · Final report · Sep 21, 2009 · N21591 · Substantial damage
  > The student pilot's failure to maintain clearance with a fence post during taxi.
- [NTSB WPR09LA145](https://openairdocs.org/ntsb/WPR09LA145.md): Cessna 172R · Oceanside, CA · Accident · Serious injuries · Limited investigation · Final report · Mar 8, 2009 · N2478B · Substantial damage
  > A total loss of engine power in flight due to the fatigue failure of the No. 4 cylinder.
- [NTSB WPR09LA098](https://openairdocs.org/ntsb/WPR09LA098.md): Cessna 172S · Oceanside, CA · Accident · Serious injuries · Limited investigation · Final report · Jan 24, 2009 · N562AD · Substantial damage
  > A defective alternator wire splice that resulted in an intermittent electrical system malfunction and erroneous fuel gauge readings, and, a loss of engine power for an undetermined reason.
- [NTSB WPR09CA273](https://openairdocs.org/ntsb/WPR09CA273.md): Cessna 172S · Compton, CA · Accident · No injuries · Data collection · Final report · Oct 6, 2008 · N6048Z · Substantial damage
  > The pilot's improper flare and inadequate recovery from a bounced landing.
- [NTSB LAX08FA301](https://openairdocs.org/ntsb/LAX08FA301.md): Cessna 172S · Fullerton, CA · Accident · Serious injuries · Field investigation · Final report · Oct 1, 2008 · N2190W · Substantial damage
  > The pilot's failure to follow the takeoff checklist and verify the proper flap setting before takeoff.
- [NTSB LAX08LA191](https://openairdocs.org/ntsb/LAX08LA191.md): Cessna 172S · Oceanside, CA · Accident · 2 fatal · Limited investigation · Final report · Jun 23, 2008 · N2436F · Destroyed
  > Failure of the pilot to regain airplane control during an intentional stall/spin maneuver.
- [NTSB LAX08CA102](https://openairdocs.org/ntsb/LAX08CA102.md): Cessna 172S · Gualala, CA · Accident · No injuries · Data collection · Final report · Apr 13, 2008 · N21705 · Substantial damage
  > The pilot's decision not to use all of the available runway, his premature rotation and failure to obtain and maintain an adequate airspeed to continue the takeoff that resulted in a stall/mush, an aborted takeoff, a runway overrun, and a collision with…
- [NTSB LAX08CA124](https://openairdocs.org/ntsb/LAX08CA124.md): Cessna 172S · San Luis Obispo, CA · Accident · No injuries · Data collection · Final report · Apr 7, 2008 · N65630 · Substantial damage
  > The pilot's inadequate landing flare, resulting in a hard landing. Contributing to the accident was the gusty wind condition.
- [NTSB SEA08CA052](https://openairdocs.org/ntsb/SEA08CA052.md): Cessna 172S · Fullerton, CA · Accident · No injuries · Data collection · Final report · Dec 26, 2007 · N13974 · Substantial damage
  > The pilot's failure to maintain clearance while taxiing. Contributing to the accident was the pilot's diverted attention.
- [NTSB LAX08FA023](https://openairdocs.org/ntsb/LAX08FA023.md): Cessna 172S · Palm Springs, CA · Accident · 1 fatal · Field investigation · Final report · Oct 29, 2007 · N21101 · Substantial damage
  > The flight instructor's failure to maintain sufficient airspeed to avoid a stall during takeoff-initial climb, and his impairment from alcohol.
- [NTSB SEA07CA243](https://openairdocs.org/ntsb/SEA07CA243.md): Cessna 172S · Bakersfield, CA · Accident · No injuries · Data collection · Final report · Aug 29, 2007 · N3544Z · Substantial damage
  > The student pilot's failure to maintain directional control of the airplane during the landing roll, which resulted in a collision with a taxiway sign.
- [NTSB LAX07CA199](https://openairdocs.org/ntsb/LAX07CA199.md): Cessna 172S · Santa Barbara, CA · Accident · No injuries · Data collection · Final report · Jul 2, 2007 · N214GZ · Substantial damage
  > the pilot's failure to maintain directional control.
- [NTSB SEA07CA120](https://openairdocs.org/ntsb/SEA07CA120.md): Cessna 172R · Livermore, CA · Accident · No injuries · Data collection · Final report · May 1, 2007 · N28BC · Substantial damage
  > The pilot's improper flare during landing.
- [NTSB LAX06CA174](https://openairdocs.org/ntsb/LAX06CA174.md): Cessna 172S · Madera, CA · Accident · No injuries · Data collection · Final report · May 18, 2006 · N3544Z · Substantial damage
  > the pilot's failure to maintain directional control during the landing rollout.
- [NTSB LAX05LA118](https://openairdocs.org/ntsb/LAX05LA118.md): Cessna 172S · Thermal, CA · Accident · No injuries · Limited investigation · Final report · Mar 22, 2005 · N562AB · Substantial damage
  > the student pilot's inadequate compensation for the crosswind conditions and failure to maintain directional control.
- [NTSB LAX04CA130](https://openairdocs.org/ntsb/LAX04CA130.md): Cessna 172S · Riverside, CA · Accident · No injuries · Data collection · Final report · Feb 15, 2004 · N262TA · Substantial damage
  > the pilot's inadequate visual lookout, which resulted in his failure to maintain proper alignment with the taxiway. Factors in the accident were the dusk lighting conditions and pilot not understanding the ground control taxi clearance.
- [NTSB LAX04LA060](https://openairdocs.org/ntsb/LAX04LA060.md): Cessna 172S · Watsonville, CA · Accident · No injuries · Limited investigation · Final report · Dec 7, 2003 · N396TA · Substantial damage
  > loss of engine power for undetermined reasons.

## 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" = 'CA' 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 ('41597'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=41597&state=CA

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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.