# NTSB investigations: Communications system

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 WPR26LA083](https://openairdocs.org/ntsb/WPR26LA083.md): Robinson R44 · Parkman, WY · Accident · No injuries · Class 4 · Limited · Final report · Jan 19, 2026 · N996NR · 2 aircraft · Substantial damage
  > The pilots’ failure to maintain separation while conducting air work in a common operational area. Contributing to the accident was the pilots’ divided attention associated with the mission activity and unreliable radio communications.
- [NTSB WPR23FA092](https://openairdocs.org/ntsb/WPR23FA092.md): Cessna 414 · Modesto, CA · Accident · 1 fatal · Class 3 · Field · Final report · Jan 18, 2023 · N4765G · Substantial damage
  > The pilot’s exceedance of the airplane’s critical angle of attack and failure to maintain proper airspeed during a turn to final, resulting in an aerodynamic stall and subsequent impact with terrain. Contributing to the accident was the pilot’s distraction…
- [NTSB ERA22LA364](https://openairdocs.org/ntsb/ERA22LA364.md): Aerotek Pitts Special S-1S · Erwinna, PA · Accident · Minor injuries · Class 4 · Limited · Final report · Aug 6, 2022 · N49310 · 2 aircraft · Substantial damage
  > The inability of both pilots to see and avoid the collision. Contributing to the accident was the pilot of the red airplane’s decision to utilize the converging runway for takeoff, contrary to the guidance published in the airport facility directory. Also…
- [NTSB ERA22LA215](https://openairdocs.org/ntsb/ERA22LA215.md): Cessna 414 · Connellsville, PA · Accident · Serious injuries · Class 3 · Limited · Final report · May 2, 2022 · N46TA · Substantial damage
  > The pilot/mechanic’s failure to properly secure two airplane avionics units, which resulted in the trays supporting the units to sag downward and become lodged in the movement area of the elevator bellcrank during the accident takeoff.
- [NTSB CEN22FA081](https://openairdocs.org/ntsb/CEN22FA081.md): Cessna 208 · Fulshear, TX · Accident · 2 fatal · Class 3 · Field · Final report · Dec 21, 2021 · N1116N · 2 aircraft · Destroyed
  > The limitations of the see-and-avoid concept as a method for self-separation of aircraft, which resulted in an inflight collision. Contributing to the accident was the absence of collision avoidance technology on both aircraft.
- [NTSB DCA22LA015](https://openairdocs.org/ntsb/DCA22LA015.md): Embraer S A ERJ 170-200 LR · Miami, FL · Accident · Serious injuries · Class 4 · Limited · Final report · Oct 23, 2021 · N252NN · No damage
  > An abrupt jerk of the airplane as the captain applied the parking brake during the tow that caused a flight attendant to fall and break her wrist.
- [NTSB WPR21LA348](https://openairdocs.org/ntsb/WPR21LA348.md): Cessna 172N · Grass Valley, CA · Accident · No injuries · Class 4 · Limited · Final report · Sep 19, 2021 · N4977G · Substantial damage
  > The pilot’s failure to attain a proper touchdown point on the runway while landing in gusting wind conditions, which resulted in a runway overrun. Contributing to the accident was the pilot’s distraction due to an electrical issue.
- [NTSB CEN21LA040](https://openairdocs.org/ntsb/CEN21LA040.md): Piper J3C · Weslaco, TX · Accident · Serious injuries · Class 3 · Limited · Final report · Nov 3, 2020 · N87715 · 2 aircraft · Substantial damage
  > The pilot of N87715 inadvertently allowed his airplane to drift right of the runway during the climb after a touch-and-go landing, and the pilot of N6463H did not maintain adequate separation from the other airplane during his go-around. Contributing to the…
- [NTSB ERA18LA268](https://openairdocs.org/ntsb/ERA18LA268.md): Diamond DA20 · Sebring, FL · Accident · Minor injuries · Limited investigation · Final report · Sep 29, 2018 · N397JA · 2 aircraft · Substantial damage
  > The inability of the pilot of the Piper and the student pilot and flight instructor of the Diamond to see and avoid the other airplane. Contributing to the collision was the Piper pilot’s failure to use the correct common traffic advisory frequency to…
- [NTSB ERA18LA034](https://openairdocs.org/ntsb/ERA18LA034.md): Aero Commander 112 · Westminister, MD · Accident · No injuries · Limited investigation · Final report · Nov 29, 2017 · N690RU · Substantial damage
  > The student pilot's failure to maintain a proper glidepath during the approach due to his distraction by the failure of an avionics panel, which resulted in a runway undershoot.
- [NTSB GAA17CA465](https://openairdocs.org/ntsb/GAA17CA465.md): Czech Aircraft Works Spol Sro Sportcruiser · Salisbury, NC · Accident · No injuries · Data collection · Final report · Aug 4, 2017 · N777NG · Substantial damage
  > The physical interference of the student pilot’s headset control unit with the canopy, which prevented the canopy latches from seating properly and resulted in the canopy opening in flight and the subsequent hard landing.
- [NTSB ERA16FA312](https://openairdocs.org/ntsb/ERA16FA312.md): Beech F33 · Carrollton, GA · Accident · 3 fatal · Field investigation · Final report · Sep 7, 2016 · N6027K · 2 aircraft · Substantial damage
  > The failure of the Beech pilot to see and avoid the Diamond that was in front of and below his airplane on final approach and his use of an incorrect radio communication frequency for the airport.
- [NTSB WPR16FA111](https://openairdocs.org/ntsb/WPR16FA111.md): Cessna R182 · Altadena, CA · Accident · 1 fatal · Field investigation · Final report · May 15, 2016 · N133BW · Destroyed
  > The pilot's failure to maintain clearance from rising mountainous terrain while flying in instrument meteorological conditions. Contributing to the accident was the loss of radio communications for a reason that could not be determined because of the…
- [NTSB CEN14FA046](https://openairdocs.org/ntsb/CEN14FA046.md): Mitsubishi MU 2B-25 · Owasso, OK · Accident · 1 fatal · Field investigation · Final report · Nov 10, 2013 · N856JT · Destroyed
  > The pilot's loss of airplane control during a known one-engine-inoperative condition. The reasons for the loss of control and engine shutdown could not be determined because the airplane was not equipped with a crash-resistant recorder and postaccident…
- [NTSB WPR13LA131](https://openairdocs.org/ntsb/WPR13LA131.md): Boeing 747-422 · Pacific Ocean, A1 · Accident · Serious injuries · Limited investigation · Final report · Feb 19, 2013 · N174UA · No damage
  > The flight’s encounter with moderate clear air turbulence while en route, which resulted in a serious injury to a flight attendant. Contributing to the accident was the lack of communication equipment in the rest compartment, which, if installed, could have…
- [NTSB CEN11CA212](https://openairdocs.org/ntsb/CEN11CA212.md): Beech G35 · Brenham, TX · Accident · No injuries · Data collection · Final report · Feb 27, 2011 · N437D · Substantial damage
  > The pilot’s failure to extend the landing gear during the approach resulting in a gear-up landing.
- [NTSB WPR11LA068](https://openairdocs.org/ntsb/WPR11LA068.md): Taylorcraft BC-65 · Madras, OR · Accident · No injuries · Limited investigation · Final report · Dec 1, 2010 · N23619 · 2 aircraft · Minor damage
  > The failure of both pilots to see and avoid the other airplane while in the traffic pattern to land, which resulted in a midair collision.
- [NTSB ANC10LA094](https://openairdocs.org/ntsb/ANC10LA094.md): Piper PA-18 · Dillingham, AK · Accident · Serious injuries · Limited investigation · Final report · Sep 16, 2010 · N9699P · 2 aircraft · Substantial damage
  > Both pilots’ failure to see and avoid each other during initial climb, resulting in a midair collision. Contributing to the accident was the pilot of N9699P’s inability to use his airplane's radio for air traffic advisories.

## 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."mKey" IN (SELECT f.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE starts_with(f."findingCode", '010223'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-findings/010223/cases

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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.
