# Ongoing NTSB investigations, AZ 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 2 · 56 cases ## Latest cases - [NTSB WPR27LA018](https://openairdocs.org/ntsb/WPR27LA018.md): Christen Industries Pitts S-2B · Yuma, AZ · Accident · Serious injuries · Class 4 · Limited · Investigation open · Oct 5, 2026 · N12CK · Substantial damage - [NTSB WPR26LA338](https://openairdocs.org/ntsb/WPR26LA338.md): Ccx-2000-0007 CCX-2000 · Colorado City, AZ · Accident · No injuries · Class 4 · Limited · Investigation open · Sep 10, 2026 · N260CC · Substantial damage - [NTSB WPR26LA331](https://openairdocs.org/ntsb/WPR26LA331.md): Filip Richard/Fakowee Avia Indus Thrp T211 SP E · Benson, AZ · Accident · Serious injuries · Class 4 · Limited · Investigation open · Sep 6, 2026 · N211RJ · Substantial damage - [NTSB WPR26LA328](https://openairdocs.org/ntsb/WPR26LA328.md): Bell OH-58A · Phoenix, AZ · Accident · No injuries · Class 3 · Limited · Preliminary report · Sep 3, 2026 · N480FT · Substantial damage > On September 3, 2026, about 0932 mountain standard time, a Bell OH-58, N480FT, sustained substantial damage when it was involved in an accident near Deer Valley, Arizona. The pilots did not sustain any injuries. The helicopter was operated as a Title 14 Code… - [NTSB WPR26FA301](https://openairdocs.org/ntsb/WPR26FA301.md): New Glasair Sportsman 2 Plus 2 · Pine, AZ · Accident · 2 fatal · Class 3 · Field · Preliminary report · Aug 11, 2026 · N202AZ · Destroyed > On August 10, 2026, at about 1835 mountain daylight time, an experimental amateur built Glasair Sportsman 2 Plus 2 airplane, N202AZ, was destroyed when it was involved in an accident near Pine, Arizona. The pilot and passenger were fatally injured. The… - [NTSB WPR26LA297](https://openairdocs.org/ntsb/WPR26LA297.md): Cirrus Design SR22T · Sells, AZ · Accident · No injuries · Class 4 · Limited · Investigation open · Aug 9, 2026 · N551JW · Substantial damage - [NTSB WPR26FA281](https://openairdocs.org/ntsb/WPR26FA281.md): Piper PA-28-180 · Chandler, AZ · Accident · 1 fatal · Class 3 · Field · Preliminary report · Jul 29, 2026 · N9062J · Destroyed > On July 28, 2026, about 1949 mountain standard time, a Piper PA-28-180, N9062J, was destroyed when it was involved in an accident near Chandler, Arizona. The pilot was fatally injured. The airplane was operated as a Title 14 Code of Federal Regulations Part… - [NTSB WPR26LA258](https://openairdocs.org/ntsb/WPR26LA258.md): Remos Acft Gmbh Flugzeugbau Remos GX · Glendale, AZ · Accident · No injuries · Class 3 · Limited · Preliminary report · Jul 12, 2026 · N126GX · Substantial damage > On July 12, 2026, at 1018 mountain standard time, a Remos GX airplane, N126GX, was substantially damaged when it was involved in an accident near Glendale, Arizona. The flight instructor and student pilot were uninjured. The airplane was operated as a Title… - [NTSB WPR26LA245](https://openairdocs.org/ntsb/WPR26LA245.md): Piper PA-28-140 · Salome, AZ · Accident · No injuries · Class 3 · Limited · Preliminary report · Jul 5, 2026 · N3995K · Substantial damage > On July 5, 2026, at about 0825 Pacific daylight time, a Piper PA-28-140, N3995K, was substantially damaged when it was involved in an accident near Salome, Arizona. The pilot and passenger were uninjured. The airplane was operating as a Title 14 Code of… - [NTSB WPR26LA236](https://openairdocs.org/ntsb/WPR26LA236.md): Beech S35 · Dome, AZ · Accident · No injuries · Class 3 · Limited · Preliminary report · Jun 25, 2026 · N6040F · Substantial damage > On June 25, 2026, about 1125 mountain standard time, a Beech S35, N6040F, sustained substantial damage when it was involved in an accident near Dome, Arizona. The pilot and three passengers were not injured. The airplane was operated as a Title 14 Code of… - [NTSB WPR26LA219](https://openairdocs.org/ntsb/WPR26LA219.md): Cessna 208B · Marana, AZ · Accident · 1 fatal · Class 4 · Limited · Investigation open · Jun 13, 2026 · N593EX · No damage - [NTSB WPR26LA364](https://openairdocs.org/ntsb/WPR26LA364.md): Cirrus Design SR20 · Phoenix, AZ · Accident · No injuries · Class 3 · Limited · Preliminary report · May 31, 2026 · N447AV · Substantial damage > On May 30, 2026, about 1832 mountain standard time, a Cirrus Design Corp SR20 airplane, N447AV, was substantially damaged when it was involved in an accident near Phoenix, Arizona. The flight instructor, student pilot, and passenger were not injured. The… - [NTSB WPR26LA191](https://openairdocs.org/ntsb/WPR26LA191.md): Bigham Jack L Marquart M 5 Charger · Tucson, AZ · Accident · No injuries · Class 3 · Limited · Preliminary report · May 15, 2026 · N987JB · Substantial damage > On May 15, 2026, about 1500 mountain standard time, an experimental amateur built Marquart M5 Charger was substantially damaged when it was involved in an accident near Tucson, Arizona. The pilot was not injured. The airplane was operated as a Title 14 Code… - [NTSB WPR26LA190](https://openairdocs.org/ntsb/WPR26LA190.md): Piper PA-28-140 · Chandler, AZ · Accident · No injuries · Class 3 · Limited · Preliminary report · May 15, 2026 · N8714N · Substantial damage > On May 14, 2026, at 2043 mountain standard time, a Piper PA-28, N8714N, was substantially damaged when it was involved in an accident near Chandler, Arizona. The pilot sustained minor injuries. The airplane was operated as a Title 14 Code of Federal… - [NTSB WPR26LA197](https://openairdocs.org/ntsb/WPR26LA197.md): Mooney M20J · Lake Havasu City, AZ · Accident · Serious injuries · Class 3 · Limited · Preliminary report · May 14, 2026 · N4665H · Substantial damage > On May 14, 2026, at 1523, a Mooney M20J, N4665H, was substantially damaged when it was involved in an accident near Lake Havasu City, Arizona. The pilot and two passengers sustained serious injuries. The airplane was operated under Title 14 Code of Federal… - [NTSB WPR26LA153](https://openairdocs.org/ntsb/WPR26LA153.md): Republic RC-3 · Phoenix, AZ · Accident · Minor injuries · Class 3 · Limited · Preliminary report · Apr 12, 2026 · N6518K · Substantial damage > On April 12, 2026, about 1423 mountain standard time, a Republic RC-3 airplane, N6518K, was substantially damaged when it was involved in an accident near Phoenix, Arizona. The pilot and two passengers were not injured. The amphibious airplane was operated as… - [NTSB WPR26FA151](https://openairdocs.org/ntsb/WPR26FA151.md): Piper PA-32R-301T · Marana, AZ · Accident · 2 fatal · Class 3 · Field · Preliminary report · Apr 9, 2026 · N4190E · Substantial damage > On April 08, 2026 at 1710 mountain standard time, a Piper PA-32R-301T, N4190E, sustained substantial damage when it was involved in an accident near Marana, AZ. The pilot and passenger sustained fatal injuries. The airplane was operated as a Title 14 Code of… - [NTSB WPR26LA150](https://openairdocs.org/ntsb/WPR26LA150.md): Cessna 150G · Phoenix, AZ · Accident · No injuries · Class 3 · Limited · Preliminary report · Apr 8, 2026 · N4714X · Substantial damage > On April 8, 2026, about 1033 mountain standard time, a Cessna 150G, N4714X, was substantially damaged when it was involved in an accident near Phoenix, Arizona. The flight instructor and student pilot were not injured. The airplane was being operated as a… - [NTSB WPR26LA149](https://openairdocs.org/ntsb/WPR26LA149.md): Cessna T-41B · Fort Mohave, AZ · Accident · Minor injuries · Class 3 · Limited · Preliminary report · Apr 7, 2026 · N39ND · Substantial damage > On April 7, 2026, about 1300 mountain standard time, a Cessna T-41B, N39ND, was substantially damaged when it was involved in an accident near Fort Mohave, Arizona. The pilot and passenger sustained minor injuries. The airplane was operated as a Title 14 Code… - [NTSB WPR26LA145](https://openairdocs.org/ntsb/WPR26LA145.md): Cessna 421B · Sedona, AZ · Accident · No injuries · Class 3 · Limited · Preliminary report · Mar 27, 2026 · N799TF · Substantial damage > On March 27, 2026, about 1630 Pacific daylight time, a Cessna 421B, N799TF, was substantially damaged when it was involved in an accident near Sedona, Arizona. The pilot and pilot rated passenger were not injured. The airplane was operated as a Code of… - [NTSB WPR26LA131](https://openairdocs.org/ntsb/WPR26LA131.md): Aerospatiale SA341G Gazelle · Winslow, AZ · Accident · Minor injuries · Class 3 · Limited · Preliminary report · Mar 21, 2026 · N71FR · Substantial damage > On March 21, 2026, about 1406 mountain daylight time, a Aerospatiale SA341G Gazelle, N71FR, sustained substantial damage when it was involved in an accident near Winslow, Arizona. The pilot and passenger sustained minor injuries. The airplane was operated as… - [NTSB WPR26FA119](https://openairdocs.org/ntsb/WPR26FA119.md): Piper PA-28-140 · Phoenix, AZ · Accident · Serious injuries · Class 3 · Field · Preliminary report · Mar 4, 2026 · N7744T · Substantial damage > On March 4, 2026, about 0721 mountain standard time, a Piper PA-28-140, N7744T, was substantially damaged when it was involved in an accident near Phoenix, Arizona. The flight instructor was seriously injured, and the student pilot and one person on the… - [NTSB ANC26LA016](https://openairdocs.org/ntsb/ANC26LA016.md): Cessna 177B · Rocky Junction, AZ · Accident · Minor injuries · Class 3 · Limited · Preliminary report · Feb 22, 2026 · N12984 · Substantial damage > On February 21, 2026, 1746 Mountain standard time, a Cessna 177B airplane, N12984, was substantially damaged when it was involved in an accident near Rocky Junction, Arizona. The pilot and passenger sustain minor injuries. The airplane was operated as a Title… - [NTSB CEN26FA109](https://openairdocs.org/ntsb/CEN26FA109.md): Robert G Elves Tarragon (Tarr) · Shawmut, AZ · Accident · 1 fatal · Class 3 · Field · Preliminary report · Feb 6, 2026 · N35RR · Substantial damage > On February 6, 2026, at 1532 mountain standard time, a Tarragon airplane, N35RR, was substantially damaged when it was involved in an accident near Shawmut, Arizona. The pilot was fatally injured and the passenger received serious injuries. The airplane was… - [NTSB WPR26FA098](https://openairdocs.org/ntsb/WPR26FA098.md): Bell 407 · Flagstaff, AZ · Accident · 2 fatal · Class 3 · Field · Preliminary report · Feb 5, 2026 · N56AZ · Destroyed > On February 4, 2026, at 2216 mountain standard time, a Bell 407 helicopter, N56AZ, was substantially damaged when it was involved in an accident near Flagstaff, Arizona. The pilot and tactical flight officer (TFO) were fatally injured. The helicopter was… - [NTSB WPR26FA097](https://openairdocs.org/ntsb/WPR26FA097.md): Socata TB21 · Prescott, AZ · Accident · 1 fatal · Class 3 · Field · Preliminary report · Feb 5, 2026 · N967WM · Destroyed > On February 4, 2026, about 1950 mountain standard time, a Socata TB21, N967WM, was destroyed when it was involved in an accident near Prescott, Arizona. The pilot was fatally injured. The airplane was operated as a Title 14 Code of Federal Regulations Part 91… - [NTSB WPR26LA080](https://openairdocs.org/ntsb/WPR26LA080.md): Fairchild SA227-AC · Prescott, AZ · Accident · No injuries · Class 3 · Limited · Preliminary report · Jan 13, 2026 · N370AE · Substantial damage > On January 13, 2026, about 0624 mountain standard time, a Fairchild SA227-AC airplane, N370AE, was substantially damaged when it was involved in an accident near Prescott Municipal Airport (PRC), Prescott, Arizona. The pilot was not injured. The airplane was… - [NTSB WPR26LA078](https://openairdocs.org/ntsb/WPR26LA078.md): Beech K35 · Prescott, AZ · Accident · No injuries · Class 3 · Limited · Preliminary report · Jan 7, 2026 · N6010E · Substantial damage > On January 7, 2026, at about 0809 mountain standard time, a Beech K35, N6010E, was substantially damaged when it was involved in an accident near Prescott, Arizona. The pilot and flight instructor were not injured. The airplane was operated as a Title 14 Code… - [NTSB WPR26FA074](https://openairdocs.org/ntsb/WPR26FA074.md): MD Helicopters 369FF · Superior, AZ · Accident · 4 fatal · Class 3 · Field · Preliminary report · Jan 2, 2026 · N3502P · Substantial damage > On January 2, 2026, at about 1100 mountain standard time, an MD Helicopters MD369FF helicopter, N3502P, was substantially damaged when it impacted a highline/slackline near Superior, Arizona. The pilot and three passengers were fatally injured. The helicopter… - [NTSB WPR26LA045](https://openairdocs.org/ntsb/WPR26LA045.md): Piper PA-28-181 · Mesa, AZ · Accident · No injuries · Class 3 · Limited · Preliminary report · Nov 17, 2025 · N4402N · Substantial damage > On November 17, 2025, about 0830 mountain standard time, a Piper PA 28-181, N4402N, was substantially damaged when it was involved in an accident near Mesa, Arizona. The flight instructor and student pilot were not injured. The airplane was operated as a… - [NTSB WPR26LA036](https://openairdocs.org/ntsb/WPR26LA036.md): Cirrus Design SR22 · Sedona, AZ · Accident · No injuries · Class 3 · Limited · Preliminary report · Nov 3, 2025 · N237RJ · Substantial damage > On November 3, 2025, about 0830 mountain standard time, a Cirrus SR-22, N237RJ, sustained substantial damage when it was involved in an accident near Sedona, Arizona. The pilot and passenger were not injured. The airplane was operated as a Title 14 Code of… - [NTSB WPR26LA022](https://openairdocs.org/ntsb/WPR26LA022.md): Flight Design Ctsw · Casa Grande, AZ · Accident · Minor injuries · Class 3 · Limited · Preliminary report · Oct 17, 2025 · N531CT · Substantial damage > On October 17, 2025, about 13:20 mountain standard time, a Flight Design GMBH CTSW, N531CT, was substantially damaged when it was involved in an accident near Casa Grande, Arizona. The pilot received minor injuries. The airplane was operated as a Title 14… - [NTSB WPR26LA002](https://openairdocs.org/ntsb/WPR26LA002.md): Amazon.Com Services MK30 · Tolleson, AZ · Incident · No injuries · Class 3 · Limited · Preliminary report · Oct 1, 2025 · N791PA · Substantial damage > On October 1, 2025, about 0958 mountain standard time, an Amazon.Com Services LLC, MK30, N791PA, was substantially damaged when it was involved in an incident near Tolleson, Arizona. There were no injuries. The unmanned aircraft system (UAS) was operated as a… - [NTSB WPR26LA001](https://openairdocs.org/ntsb/WPR26LA001.md): Amazon.Com Services MK30 · Tolleson, AZ · Incident · Class 3 · Limited · Preliminary report · Oct 1, 2025 · N579PA · Substantial damage > On October 1, 2025, about 0949 mountain standard time, an Amazon.Com Services LLC, MK30, N579PA, was substantially damaged when it was involved in an incident near Tolleson, Arizona. There were no injuries. The unmanned aircraft system (UAS) was operated as a… - [NTSB WPR25LA305](https://openairdocs.org/ntsb/WPR25LA305.md): Cessna 150F · Lake Havasu City, AZ · Accident · Minor injuries · Class 3 · Limited · Preliminary report · Sep 26, 2025 · N8171S · Substantial damage > On September 26, 2025, at about 0915 mountain standard time, a Cessna 150F, N8171S, was substantially damaged when it was involved in an accident near Lake Havasu City, Arizona. The flight instructor and student pilot sustained minor injuries. The airplane… - [NTSB WPR25LA291](https://openairdocs.org/ntsb/WPR25LA291.md): Pipistrel D O O Alpha Trainer · Wittman, AZ · Accident · Minor injuries · Class 3 · Limited · Preliminary report · Sep 25, 2025 · N246EA · Substantial damage > On September 25, 2025, at about 0653 mountain daylight time, a Pipistrel D O O Alpha Trainer, N246EA, was substantially damaged when it was involved in an accident near Wittman, Arizona. The two pilots on board received minor injuries. The airplane was… - [NTSB WPR25LA265](https://openairdocs.org/ntsb/WPR25LA265.md): Cessna 120 · Taylor, AZ · Accident · No injuries · Class 3 · Limited · Preliminary report · Aug 24, 2025 · N3151N · Substantial damage > On August 24, 2025, about 0711 mountain daylight time, a Cessna 120, N3151N, was substantially damaged when it was involved in an accident near Taylor, Arizona. The pilot and passenger were not injured. The airplane was operated as a Title 14 Code of Federal… - [NTSB WPR25FA253](https://openairdocs.org/ntsb/WPR25FA253.md): Pitts S-1T · Goodyear, AZ · Accident · 1 fatal · Class 3 · Field · Preliminary report · Aug 12, 2025 · N51HC · Substantial damage > On August 12, 2025, about 1019 mountain standard time, a Pitts S-1T, N51HC, was substantially damaged when it was involved in an accident near Goodyear, Arizona. The pilot was fatally injured. The airplane was operated as a Title 14 Code of Federal… - [NTSB WPR25LA248](https://openairdocs.org/ntsb/WPR25LA248.md): De Havilland DHC-6-300 · Whitmore, AZ · Accident · Minor injuries · Class 3 · Limited · Preliminary report · Aug 9, 2025 · N189GC · Substantial damage > On August 9, 2025, about 1240 Pacific daylight time, a De Havilland DHC-6-300, N189GC, was substantially damaged when it was involved in an accident near Whitmore, Arizona. Six passengers sustained minor injuries, and the captain, first officer and remaining… - [NTSB WPR25FA240](https://openairdocs.org/ntsb/WPR25FA240.md): Beech 300 · Chinle, AZ · Accident · 4 fatal · Class 3 · Field · Preliminary report · Aug 5, 2025 · N534AW · Destroyed > On August 5, 2025, about 1245 mountain daylight time, a Beech 300, N534AW, was destroyed when it was involved in an accident near Chinle, Arizona. The pilot, co-pilot and two medical crew members were fatally injured. The airplane was operated as a Title 14… - [NTSB WPR25LA218](https://openairdocs.org/ntsb/WPR25LA218.md): Cessna 425 · Round Rock, AZ · Accident · No injuries · Class 3 · Limited · Preliminary report · Jul 17, 2025 · N425D · Substantial damage > On July 17, 2025, about 1600 mountain daylight time, a Cessna 425, N425D, was substantially damaged when it was involved in an accident near Round Rock, Arizona. The pilot receiving instruction and the flight instructor were not injured. The airplane was… - [NTSB WPR25LA217](https://openairdocs.org/ntsb/WPR25LA217.md): Cessna TR182 · Tuba City, AZ · Accident · Minor injuries · Class 3 · Limited · Preliminary report · Jul 17, 2025 · N182KC · Substantial damage > On July 17, 2025, about 1447 mountain standard time, a Cessna TR182, N182KC, was substantially damaged when it was involved in an accident near Tuba City, Arizona. The pilot and passenger were not injured. The airplane was operated as a Title 14 Code of… - [NTSB CEN25FA212](https://openairdocs.org/ntsb/CEN25FA212.md): Cessna A150L · Three Points, AZ · Accident · 2 fatal · Class 3 · Field · Preliminary report · Jun 18, 2025 · N6436F · Substantial damage > On June 18, 2025, about 0922 mountain standard time, a Cessna A150L airplane, N6436F, was substantially damaged when it was involved in an accident near Three Points, Arizona. The student pilot and flight instructor were fatally injured. The airplane was… - [NTSB WPR25LA170](https://openairdocs.org/ntsb/WPR25LA170.md): Cessna 150M · Phoenix, AZ · Accident · Minor injuries · Class 3 · Limited · Preliminary report · Jun 6, 2025 · N45659 · Substantial damage > On June 6, 2025, about 0530 mountain standard time, a Cessna 150M, N45659, was substantially damaged when it was involved in an accident near Phoenix, Arizona. The flight instructor and student pilot sustained minor injuries. The airplane was operated as a… - [NTSB WPR25LA148](https://openairdocs.org/ntsb/WPR25LA148.md): Rutan LONG-EZE · Tucson, AZ · Accident · No injuries · Class 3 · Limited · Preliminary report · May 1, 2025 · N433EZ · Substantial damage > On May 1, 2025, about 1030 mountain standard time, an experimental amateur-built Long EZE, N433EZ, was substantially damaged when it was involved in an accident near Tucson, Arizona. The pilot was not injured. The airplane was operated as a Title 14 Code of… - [NTSB WPR25LA136](https://openairdocs.org/ntsb/WPR25LA136.md): D'Apuzzo Senior Aero Sport · Phoenix, AZ · Accident · No injuries · Class 3 · Limited · Preliminary report · Apr 19, 2025 · N321WC · Substantial damage > On April 19, 2025, about 1106 Pacific daylight time, an experimental amateur built D'Apuzzo Senior Aero Sport, N321WC, was substantially damaged when it was involved in an accident near Phoenix, Arizona. The pilot was not injured. The airplane was operated as… - [NTSB WPR25LA129](https://openairdocs.org/ntsb/WPR25LA129.md): Cessna 170A · Maricopa, AZ · Accident · No injuries · Class 3 · Limited · Preliminary report · Apr 10, 2025 · N1371D · Substantial damage > On April 10, 2025, at 1207 mountain standard time, a Cessna 170A, N1371D, sustained substantial damage when it was involved in an accident near Maricopa, Arizona. The pilot and passenger were not injured. The airplane was operated as a Title 14 Code of… - [NTSB OPS25LA025](https://openairdocs.org/ntsb/OPS25LA025.md): Boeing 737-823 · Goodyear, AZ · Incident · Class 4 · Limited · Investigation open · Feb 26, 2025 · N955NN · 2 aircraft · No damage - [NTSB WPR25FA097](https://openairdocs.org/ntsb/WPR25FA097.md): Lancair 360 · Marana, AZ · Accident · 2 fatal · Class 3 · Field · Preliminary report · Feb 19, 2025 · N3602M · 2 aircraft · Destroyed > On February 19, 2025, about 0828 mountain standard time, a Lancair 360 Mk II, N3602M, was destroyed, and a Cessna 172S, N463ER, sustained minor damage when they were involved in a mid-air collision near Marana Regional Airport (AVQ), Marana, Arizona. The… - [NTSB WPR25LA094](https://openairdocs.org/ntsb/WPR25LA094.md): Cessna T210R · Flagstaff, AZ · Accident · No injuries · Class 3 · Limited · Preliminary report · Feb 16, 2025 · N105DF · Substantial damage > On February 16, 2025, about 1445 mountain standard time, a Cessna T210R, N105DF, was substantially damaged when it was involved in an accident near Flagstaff, Arizona. The pilot and passenger were not injured. The airplane was operated as a Title 14 Code of… Next page: https://openairdocs.org/ntsb.md?status=ongoing&state=AZ&page=2 ## 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" = 'AZ' AND c."eventCountry" = 'USA' AND c."completionStatus" = 'Ongoing' ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC ``` This list as a web page: https://openairdocs.org/ntsb?state=AZ&status=ongoing --- 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.