# NTSB investigations, 1992: Enroute

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.

Page 1 of 11 · 542 cases

## Latest cases

- [NTSB LAX93FA086](https://openairdocs.org/ntsb/LAX93FA086.md): Rockwell 690B · Herlong, CA · Accident · 2 fatal · Field investigation · Final report · Dec 31, 1992 · N300CP · Destroyed
  > An inadvertent encounter with severe turbulence which exceeded the design strength of the airplane's structure.
- [NTSB ATL93LA044](https://openairdocs.org/ntsb/ATL93LA044.md): Cessna 182A · New Ellenton, SC · Accident · No injuries · Limited investigation · Final report · Dec 31, 1992 · N2201G · Substantial damage
  > Inadequate preflight planning and preparation by the pilot, by not assuring an adequate supply of fuel, which resulted in fuel exhaustion. Factors were trees in the emergency landing area.
- [NTSB DEN93LA018](https://openairdocs.org/ntsb/DEN93LA018.md): Cessna 172E · Ramah, CO · Accident · No injuries · Limited investigation · Final report · Dec 27, 1992 · N3196F · Substantial damage
  > A total loss of engine power due to mechanical failure of the number one connecting rod. A factor was: a forced landing onto unsuitable terrain.
- [NTSB SEA93FA046](https://openairdocs.org/ntsb/SEA93FA046.md): Aero Commander 680FL · Lester, WA · Accident · 1 fatal · Field investigation · Final report · Dec 26, 1992 · N111MN · Destroyed
  > Undetermined.
- [NTSB FTW93FA055](https://openairdocs.org/ntsb/FTW93FA055.md): Mooney M20C · Deridder, LA · Accident · 2 fatal · Field investigation · Final report · Dec 25, 1992 · N6878N · Destroyed
  > The pilot's loss of control of the airplane in IMC. A factor was his lack of recent instrument flight experience.
- [NTSB MIA93FA035](https://openairdocs.org/ntsb/MIA93FA035.md): Cessna 310D · Miami, FL · Accident · Serious injuries · Field investigation · Final report · Dec 24, 1992 · N6737T · Substantial damage
  > Improper installation of the right outboard torque tube in the right fuel selector valve assembly housing resulting in a total loss of engine power due to fuel starvation.
- [NTSB LAX93LA074](https://openairdocs.org/ntsb/LAX93LA074.md): Piper PA-22-20 · Florence, AZ · Accident · Minor injuries · Limited investigation · Final report · Dec 23, 1992 · N9436D · Substantial damage
  > The pilot's poorly planned approach; his failure to attain the proper touch down point; and, delay in executing a go-around. Contributing to this accident was the partial loss of power for undetermined reasons.
- [NTSB DEN93FA017](https://openairdocs.org/ntsb/DEN93FA017.md): Rockwell 690C · Golden, CO · Accident · 1 fatal · Field investigation · Final report · Dec 23, 1992 · N81TR · Destroyed
  > The pilot flying the aircraft beyond the design maneuvering speed and exceeding the design stress limits. A factor was: clear air turbulence.
- [NTSB SEA93LA043](https://openairdocs.org/ntsb/SEA93LA043.md): Cessna 150K · Moran Junction, WY · Accident · Minor injuries · Limited investigation · Final report · Dec 22, 1992 · N6072G · Destroyed
  > The pilot in command's attempting flight into known adverse weather conditions and his subsequent inability to maintain altitude. Factors contributing to the accident were icing conditions and trees.
- [NTSB LAX93LA071](https://openairdocs.org/ntsb/LAX93LA071.md): Hughes 369D · Hilo, HI · Accident · No injuries · Limited investigation · Final report · Dec 22, 1992 · N113RS · Substantial damage
  > The bearing failures due to the operator's use of improper maintenance inspection and overhaul procedures by installing an unserviceable compressor module in the helicopter engine. Factors in the accident were the unsuitable nature of the terrain for the…
- [NTSB ATL93LA040](https://openairdocs.org/ntsb/ATL93LA040.md): Shaw Velocity HXB · Savannah, GA · Accident · No injuries · Limited investigation · Final report · Dec 22, 1992 · N8101S · Substantial damage
  > The disengagement of the idler gear, which interrupted fuel pump operation, and resulted in the total loss of engine power. Factors were the lack of suitable terrain and the water.
- [NTSB CHI93DET01](https://openairdocs.org/ntsb/CHI93DET01.md): Carlson Sparrow II · Lafontaine, IN · Accident · No injuries · Final report · Dec 21, 1992 · N6648Y · Substantial damage
  > Fuel starvation due to a blocked fuel line which was caused by improper gasket sealing compound.
- [NTSB SEA93LA044](https://openairdocs.org/ntsb/SEA93LA044.md): Cessna 414A · Rexburg, ID · Accident · No injuries · Limited investigation · Final report · Dec 19, 1992 · N911AG · Substantial damage
  > The pilot did not select the remaining fuel supply. Factors include a deteriorated fuel selector valve.
- [NTSB NYC93LA048](https://openairdocs.org/ntsb/NYC93LA048.md): Cessna 182 · Readington, NJ · Accident · No injuries · Limited investigation · Final report · Dec 19, 1992 · N84598 · Substantial damage
  > The pilot's improper use of carburetor heat which resulted in the formation of carburetor ice.
- [NTSB MIA93FA031](https://openairdocs.org/ntsb/MIA93FA031.md): Beech 65 · Orlando, FL · Accident · 5 fatal · Field investigation · Final report · Dec 19, 1992 · N555GC · Destroyed
  > The pilot's failure to feather the propeller to maintain altitude following a loss of power of the left engine. The power loss was due to an improperly maintained fuel system. In addition, the right engine lost power for an undetermined reason(s).
- [NTSB CHI93FA054](https://openairdocs.org/ntsb/CHI93FA054.md): Piper PA-24-180 · Gaylord, MI · Accident · 2 fatal · Field investigation · Final report · Dec 19, 1992 · N6185P · Destroyed
  > The pilot-in-command exceeded the airplane's design stress limits.
- [NTSB MIA93IA030](https://openairdocs.org/ntsb/MIA93IA030.md): Boeing 727-225A · Miami, FL · Incident · Minor injuries · Incident investigation · Final report · Dec 17, 1992 · N804MA · Minor damage
  > The failure of the window pane for undetermined reasons.
- [NTSB LAX93FA068](https://openairdocs.org/ntsb/LAX93FA068.md): Cessna 172M · Laie, HI · Accident · 3 fatal · Field investigation · Final report · Dec 17, 1992 · N1169U · Destroyed
  > The pilot's inadvertent flight into a mountainous area where he lost visual reference to illuminated ground features which resulted in his becoming disoriented. Factors which contributed to the accident were: 1) the dark sky and low cloud conditions; 2) the…
- [NTSB CHI93FA053](https://openairdocs.org/ntsb/CHI93FA053.md): Piper PA-30 · Bowman, ND · Accident · 1 fatal · Field investigation · Final report · Dec 17, 1992 · N7243Y · Destroyed
  > The non instrument rated private pilot's failure to maintain adequate terrain clearance after inadvertent VFR flight into instrument meteorological conditions.
- [NTSB LAX93FA066](https://openairdocs.org/ntsb/LAX93FA066.md): Piper PA-31P · Oceanside, CA · Accident · 2 fatal · Field investigation · Final report · Dec 14, 1992 · N55UF · Destroyed
  > The airplane colliding with the ocean due to unknown reason (s).
- [NTSB SEA93LA038](https://openairdocs.org/ntsb/SEA93LA038.md): Bellanca 7GCBC · Arco, ID · Accident · No injuries · Limited investigation · Final report · Dec 13, 1992 · N57659 · Substantial damage
  > A leaking crankshaft oil seal, and snow on the landing area.
- [NTSB SEA93FA035](https://openairdocs.org/ntsb/SEA93FA035.md): Cessna 421C · Wilsonville, OR · Accident · 2 fatal · Field investigation · Final report · Dec 13, 1992 · N98489 · Destroyed
  > The pilot-in-command's failure to maintain control of the aircraft.
- [NTSB FTW93LA050](https://openairdocs.org/ntsb/FTW93LA050.md): Cessna 150 · Norman, OK · Accident · Serious injuries · Limited investigation · Final report · Dec 12, 1992 · N6539L · Substantial damage
  > The pilot's failure to refuel the airplane and power loss due to fuel exhaustion. Factors were the dark night and lack of suitable terrain.
- [NTSB FTW93FA051](https://openairdocs.org/ntsb/FTW93FA051.md): Hiller FH-1100 · Forney, TX · Accident · 1 fatal · Field investigation · Final report · Dec 12, 1992 · N5046F · Destroyed
  > The pilot's failure to maintain control of the helicopter as a result of his physical impairment due to alcohol. Factors contributing to the accident were: the dark night and the pilot's likely diversion of his attention from operating the helicopter.
- [NTSB DEN93FA015](https://openairdocs.org/ntsb/DEN93FA015.md): Douglas DC-8-52 · Denver, CO · Accident · No injuries · Field investigation · Final report · Dec 9, 1992 · N810CK · Substantial damage
  > An encounter with severe clear air turbulence.
- [NTSB CHI93FA050](https://openairdocs.org/ntsb/CHI93FA050.md): Cessna 177B · Kansas City, MO · Accident · 1 fatal · Field investigation · Final report · Dec 7, 1992 · N11889 · Destroyed
  > The pilot-in-command's failure to maintain a positive rate of climb during a missed approach. Factors which contributed to the accident were: inoperative gyro instruments due to a broken vacuum pump, the dark night, adverse weather conditions, and rising…
- [NTSB CHI93LA049](https://openairdocs.org/ntsb/CHI93LA049.md): Cessna 150F · Oshtemo, MI · Accident · No injuries · Limited investigation · Final report · Dec 6, 1992 · N7058F · Substantial damage
  > Improper use of carburetor heat by the pilot-in-command.
- [NTSB ATL93FA031](https://openairdocs.org/ntsb/ATL93FA031.md): Beech 95-B55B · Calera, AL · Accident · 6 fatal · Field investigation · Final report · Dec 5, 1992 · N7479N · Destroyed
  > The pilot's continued flight with the fuel tank selector handles improperly positioned, which resulted in fuel starvation and engine stoppage. Factors were the cloudy weather conditions, the night lighting conditions, and the steep, hilly terrain conditions…
- [NTSB LAX93LA062](https://openairdocs.org/ntsb/LAX93LA062.md): Hughes 369C · Kamuela, HI · Accident · Minor injuries · Limited investigation · Final report · Dec 4, 1992 · N9230F · Substantial damage
  > The inadequate 100-hour inspection performed by company maintenance personnel. Factors contributing to this accident are the fuel control exceeding the manufacturers' service limits; the inoperative fuel filter; the overtemperature of the gas generator…
- [NTSB LAX93LA058](https://openairdocs.org/ntsb/LAX93LA058.md): Robinson R-22 Beta · Fresno, CA · Accident · No injuries · Limited investigation · Final report · Dec 3, 1992 · N80142 · Substantial damage
  > The pilot's inadequate preflight. Contributing to this accident was the separation of the fuel cap, tail rotor blade balance weight, tail rotor gear box, and the vertical fin.
- [NTSB MIA93FA025](https://openairdocs.org/ntsb/MIA93FA025.md): Cessna 152 · Ocala, FL · Accident · 1 fatal · Field investigation · Final report · Dec 2, 1992 · N5324M · Destroyed
  > The pilot-in-command becoming lost and disoriented and his failure to maintain altitude.
- [NTSB CHI93GA046](https://openairdocs.org/ntsb/CHI93GA046.md): Schweizer 269C · Kansas City, MO · Accident · 2 fatal · Final report · Dec 2, 1992 · N640KC · Destroyed
  > The pilot-in-command's misjudging the distance during the autorotation.
- [NTSB LAX93FA055](https://openairdocs.org/ntsb/LAX93FA055.md): Cessna T210M · Thornton, CA · Accident · 5 fatal · Field investigation · Final report · Nov 29, 1992 · N784RF · 2 aircraft · Destroyed
  > The failure of the pilots of both airplanes to see and avoid each other. Contributing to the accident was the failure of the sacramento controller to advise the stockton controller of the impending unsafe situation, and the failure of the stockton controller…
- [NTSB BFO93LA015](https://openairdocs.org/ntsb/BFO93LA015.md): Mooney M20K · Orange, VA · Accident · No injuries · Limited investigation · Final report · Nov 29, 1992 · N231JU · Substantial damage
  > Water contamination in the fuel, and inadequate preflight inspection.
- [NTSB LAX93LA056](https://openairdocs.org/ntsb/LAX93LA056.md): Cessna 182K · Flagstaff, AZ · Accident · 2 fatal · Limited investigation · Final report · Nov 28, 1992 · N2622Q · Destroyed
  > The pilot's continued flight into instrument meteorological conditions and improper remedial action by descending into high terrain. Contributing to this accident were the prevailing cloud condition.
- [NTSB FTW93LA045](https://openairdocs.org/ntsb/FTW93LA045.md): Cessna 172N · Tryon, OK · Accident · No injuries · Limited investigation · Final report · Nov 28, 1992 · N28ER · Substantial damage
  > Power loss due to fuel starvation and the pilots improper selection of the off position on the fuel selector. A factor was the lack of suitable terrain for the forced landing.
- [NTSB ANC93LA016](https://openairdocs.org/ntsb/ANC93LA016.md): Cessna 185 · Point Hope, AK · Accident · No injuries · Limited investigation · Final report · Nov 28, 1992 · N20752 · Substantial damage
  > The failure of the no. two cylinder connecting rod due to a slipped (spun) main crankshaft bearing which blocked off the oil hole to the connecting rod. A factor in the accident was the unsuitable terrain on which to perform a forced landing.
- [NTSB LAX93GA053](https://openairdocs.org/ntsb/LAX93GA053.md): Cessna 404 · Tucson, AZ · Accident · No injuries · Final report · Nov 27, 1992 · N5429J · Destroyed
  > The pilot's inflight decision to deviate from the airplane's engine manual and the pilot's operating handbook by maintaining the fuel mixture at full rich throughout the mission and rapidly descending the airplane which resulted in both engine's losing total…
- [NTSB FTW93LA042](https://openairdocs.org/ntsb/FTW93LA042.md): Piper PA-28-180 · New Orleans, LA · Accident · No injuries · Limited investigation · Final report · Nov 26, 1992 · N15813 · Substantial damage
  > Loss of engine power due to fuel exhaustion. Factors were the inaccurate fuel consumption calculations and the unsuitable terrain.
- [NTSB FTW93LA041](https://openairdocs.org/ntsb/FTW93LA041.md): Cessna 172 · Hamlin, TX · Accident · Minor injuries · Limited investigation · Final report · Nov 26, 1992 · N7124A · Destroyed
  > The pilot's failure to switch fuel tanks and his failure to perform the prescribed emergency procedures following the fuel starvation induced engine failure. A factor was the lack of suitable terrain for the emergency landing.
- [NTSB MIA93LA022](https://openairdocs.org/ntsb/MIA93LA022.md): Mason, Jack A. Velocity · Crystal River, FL · Accident · Minor injuries · Limited investigation · Final report · Nov 25, 1992 · N157JM · Substantial damage
  > Failure of an unknown individual to determine that the propeller was properly secured after removal of the propeller spinner, resulting in separation of one of the propeller blades during cruise flight. Contributing to the accident was unsuitable terrain…
- [NTSB CHI93LA041](https://openairdocs.org/ntsb/CHI93LA041.md): Aero Commander 500-B · Mccook, NE · Accident · Serious injuries · Limited investigation · Final report · Nov 24, 1992 · N777CM · Substantial damage
  > The pilot's improper decision to depart in known adverse weather conditions. The icing conditions and structural ice were factors.
- [NTSB ATL93LA027](https://openairdocs.org/ntsb/ATL93LA027.md): Mooney M20D · Darien, GA · Accident · No injuries · Limited investigation · Final report · Nov 24, 1992 · N6742U · Substantial damage
  > The pilot's inadequate in-flight planning which resulted in fuel exhaustion. Factors were fog and the pilot's failure to use available en route weather sources.
- [NTSB LAX93LA051](https://openairdocs.org/ntsb/LAX93LA051.md): Cessna 421C · Santa Maria, CA · Accident · Serious injuries · Limited investigation · Final report · Nov 22, 1992 · N52AK · Destroyed
  > 1) The internal failure of the left engine, left magneto due to inadequate maintenance and non compliance with the manufacturers service bulletins and recommendations, and 2) the failure of the pilot to attain the proper touchdown point during the landing…
- [NTSB SEA93FA026](https://openairdocs.org/ntsb/SEA93FA026.md): Beech A60 · Snoqualmie Pass, WA · Accident · 6 fatal · Field investigation · Final report · Nov 21, 1992 · N100EK · Destroyed
  > Failure of the pilot to maintain control of the aircraft, his failure to prevent the aircraft from exceeding the never exceed speed (vne), and subsequent exceeding of the design stress limits of the aircraft. Factors related to the accident were: weather…
- [NTSB LAX93FA046](https://openairdocs.org/ntsb/LAX93FA046.md): Cessna 172N · Tehachapi, CA · Accident · 2 fatal · Field investigation · Final report · Nov 20, 1992 · N737WZ · Destroyed
  > The pilot's decision to cruise at an altitude inadequate to ensure terrain clearance. Factors which contributed to the accident were: the pilot's failure to obtain a preflight weather briefing, the dark night, and likely instrument meteorological conditions.
- [NTSB DEN93FA012](https://openairdocs.org/ntsb/DEN93FA012.md): Piper PA-32RT-300T · Kersey, CO · Accident · 2 fatal · Field investigation · Final report · Nov 20, 1992 · N39683 · Destroyed
  > Inadvertent stall and loss of control due to structural icing. Factors were: icing conditions, and flight into known adverse weather.
- [NTSB CHI93LA039](https://openairdocs.org/ntsb/CHI93LA039.md): Piper PA-28-151 · Manhattan, IL · Accident · No injuries · Limited investigation · Final report · Nov 20, 1992 · N44515 · Substantial damage
  > Inadequate compensation for wind conditions by the pilot.
- [NTSB ATL93FA026](https://openairdocs.org/ntsb/ATL93FA026.md): Piper PA-28R-180 · Blairsville, GA · Accident · 2 fatal · Field investigation · Final report · Nov 20, 1992 · N7684J · Destroyed
  > The pilot's decision to continue the flight into adverse weather conditions which resulted in the inflight collision with high terrain. Factors were high wind and rain.
- [NTSB FTW93FA039](https://openairdocs.org/ntsb/FTW93FA039.md): Cessna 172M · Snook, TX · Accident · 1 fatal · Field investigation · Final report · Nov 19, 1992 · N9323H · Destroyed
  > The pilot's intentional flight into instrument meteorological conditions as a result of his alcoholic and drug impairment of efficiency and judgement. Factors contributing to the accident were: the pilot's failure to obtain weather information, the dark night…

Next page: https://openairdocs.org/ntsb-phases/400/cases.md?year=1992&page=2

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
WITH phase_names(main, name) AS (VALUES (100, 'Prior to flight'), (150, 'Standing'), (200, 'Pushback/towing'), (250, 'Taxi'), (300, 'Takeoff'), (350, 'Initial climb'), (400, 'Enroute'), (450, 'Maneuvering'), (500, 'Approach'), (550, 'Landing'), (600, 'Emergency descent'), (650, 'Uncontrolled descent'), (700, 'Post-impact'), (750, 'After landing'), (800, 'Other'), (990, 'Unknown')),
  crosswalk(code, main, name) AS (VALUES (500, 150, 'Standing'), (501, 150, 'Standing - pre-flight'), (502, 150, 'Standing - starting engine(s)'), (503, 150, 'Standing - engine(s) operating'), (504, 150, 'Standing - engine(s) not operating'), (505, 150, 'Standing - idling rotors'), (510, 250, 'Taxi'), (511, 200, 'Taxi - pushback/tow'), (512, 250, 'Taxi - to takeoff'), (513, 250, 'Taxi - from landing'), (514, 250, 'Taxi - aerial'), (520, 300, 'Takeoff'), (521, 300, 'Takeoff - roll/run'), (522, 350, 'Takeoff - initial climb'), (523, 300, 'Takeoff - aborted'), (530, 400, 'Climb'), (531, 400, 'Climb - to cruise'), (540, 400, 'Cruise'), (541, 400, 'Cruise - normal'), (542, 400, 'Maneuvering - holding (IFR)'), (550, 400, 'Descent'), (551, 400, 'Descent - normal'), (552, 600, 'Descent - emergency'), (553, 650, 'Descent - uncontrolled'), (560, 500, 'Approach'), (561, 500, 'Approach - VFR pattern - downwind'), (562, 500, 'Approach - VFR pattern - base turn'), (563, 500, 'Approach - VFR pattern - base leg/base to final'), (564, 500, 'Approach - VFR pattern - final approach'), (565, 500, 'Go-around (VFR)'), (566, 500, 'Approach - IAF to FAF/outer marker (IFR)'), (567, 500, 'Approach - FAF/outer marker to threshold (IFR)'), (568, 500, 'Circling (IFR)'), (569, 500, 'Missed approach (IFR)'), (570, 550, 'Landing'), (571, 550, 'Landing - flare/touchdown'), (572, 550, 'Landing - roll'), (573, 550, 'Landing - aborted'), (574, 550, 'Emergency landing'), (575, 550, 'Emergency landing after takeoff'), (576, 600, 'Emergency descent/landing'), (580, 450, 'Maneuvering'), (581, 450, 'Maneuvering - aerial application'), (582, 450, 'Maneuvering - turn to reverse direction'), (583, 450, 'Maneuvering - turn to landing area (emergency)'), (590, 450, 'Hover'), (591, 450, 'Hover - in ground effect'), (592, 450, 'Hover - out of ground effect'), (600, 800, 'Other'), (610, 990, 'Unknown')),
  current_codes AS (
    SELECT e.case_mkey, TRY_CAST(e."tier1Number" AS INTEGER) AS code,
      row_number() OVER (PARTITION BY e.case_mkey ORDER BY coalesce(e."isDefiningEvent", false) DESC, e.position) AS n
    FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e
    WHERE e.aircrafts_position = 1 AND e."tier1Number" GLOB '[1-9][0-9]*'
      AND (e."isDefiningEvent" OR e.case_mkey IN (SELECT "mKey" FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' WHERE "isPre1982"))
  ),
  phases AS (
    SELECT case_mkey, 'current' AS scheme, code, CASE WHEN code >= 990 THEN 990 ELSE code // 50 * 50 END AS main
    FROM current_codes WHERE n = 1
    UNION ALL
    SELECT o.case_mkey, 'older', o."phaseOfFlightCode", w.main
    FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o JOIN crosswalk w ON w.code = o."phaseOfFlightCode"
    WHERE o.aircrafts_position = 1 AND o."occurrenceNumber" = 1 AND o.case_mkey NOT IN (SELECT case_mkey FROM current_codes)
  ),
  case_phases AS (
    SELECT p.*, c."eventDate", c."highestInjuryLevel" = 'Fatal' AS fatal, a.aircraft_model_code
    FROM phases p JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c."mKey" = p.case_mkey
    LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = p.case_mkey AND a.position = 1
    WHERE c."eventDate" >= DATE '1962-01-01' AND p.main IN (SELECT main FROM phase_names)
  )
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 year(c."eventDate") = 1992
  AND c."mKey" IN (SELECT case_mkey FROM case_phases WHERE main = 400)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-phases/400/cases?year=1992

---
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.