929:
323:
606:
29:
860:
controls, an excessive pressure differential, an excessive rate of cabin pressure change, or a high cabin altitude. When a fault is detected, pressurization control automatically transfers to an alternate automatic controller. The "AUTO FAIL" indicator alerts the crew to this change, but no intervention is prescribed. On each occasion of a fault, the alternate controller was used, and flights proceeded normally. However, due to the faults, Alaska
Airlines had restricted the aircraft from operating extended overwater flights (under
335:
810:
868:
3285:
3267:
3249:
3231:
3213:
294:
437:
4209:
773:, an earlier non-MAX 737 version that uses the same type of door as the accident airplane. The FAA said inspections should "ensure the door is properly secured." The agency said some operators doing inspections on those aircraft "noted findings with bolts during the maintenance inspections." The FAA said the 737-900ER has 11 million hours of operation and has not had problems with its door plugs. In the United States, Alaska,
4221:
589:
937:
of the retention bolts designed to prevent the door plug from moving upwards is ongoing. By design, four retention bolts should be present. Homendy said the bolts were not on the door plug when it was found. She said investigators are trying to determine if the bolts were never installed or if they were torn off when the door plug blew out. The NTSB will also examine
948:
The NTSB released a preliminary report on the accident on
February 6, which said that the damage patterns on the door plug indicated that the four bolts, intended to secure the door plug, had been missing when the accident occurred. They also reviewed Boeing records that showed evidence that the plug
936:
The NTSB's initial assessment found that the stop pads and fittings of the door plug and frame were intact, and that the plug had moved upwards to clear the pads to enable its ejection from the aircraft. The upper guide fittings on the door plug were found to be fractured. Investigation on the status
859:
illuminated on three previous occasions – on
December 7, January 3 (in flight), and January 4 (after landing). This indicates that the primary automatic cabin pressurization controller was disabled by a fault condition, which can be caused by a problem with the controller itself, one of the valves it
792:
as initial compensation to address the hit from the temporary grounding of 737 MAX 9 jets. The compensation package also included allowing Alaska to return the aircraft involved to Boeing, reducing storage and maintenance costs for the airline. Across all MAX 9 customers, Boeing agreed to pay a total
765:
On
January 12, Alaska Airlines announced further cancellations through Tuesday, January 16, equating to between 110 and 150 flights per day. On January 17, Alaska Airlines announced that their maintenance and engineering technicians had completed preliminary inspections of "a group of our 737-9 MAX"
613:
The decompression event caused the cockpit door to fly open and hit the lavatory door, which initially became stuck. After several attempts, a flight attendant was able to close the cockpit door. The cockpit door is designed to open in the event of an uncontrolled decompression, but the crew was not
944:
On
January 15, in a message to employees, Boeing Commercial Airplanes President and CEO Stan Deal announced "immediate" actions the company is taking to bolster quality assurance and controls in 737 production: planning more quality inspections, planning more team sessions on quality, Boeing review
285:(NTSB) is ongoing. A preliminary report published on February 6 said that four bolts, intended to secure the door plug, had been missing when the accident occurred and that Boeing records showed evidence that the plug had been reinstalled with no bolts prior to the initial delivery of the aircraft.
784:
On
January 24, the FAA approved a new inspection process and cleared all 737 MAX 9 aircraft with door plugs to return to service when the inspection is completed successfully for each plane. Alaska Airlines and United Airlines began returning their 737 MAX 9 planes to service on January 26 and 27,
371:
Compared to leaving the exit door in place, the plug is lighter, offers a full-sized passenger window, and does not have the complexity of a door with its operations and maintenance concerns. On the interior of the aircraft, the plugs are covered with cabin panels no different in appearance from a
711:
Alaska
Airlines initially grounded their 737 MAX 9 fleet of 65 in the hours after the accident on January 5. The airline later said that 18 aircraft were ready to return to service on January 6 after determining that those 737 MAX 9s had already had their door plugs inspected "as part of a recent
601:
A teenage boy seated in row 25 had his shirt ripped off and blown out of the aircraft; his mother said she had to hold onto him to prevent him being blown out during the decompression. A passenger seated in exit row seat 16F stated that he heard a loud boom, followed by a gust of wind, which was
617:
Interior non-structural damage was observed at rows 1 through 4, 11 and 12, 25 through 27, and 31 through 33, including damage to seat 25A, which lost its headrest and was itself twisted, and seat 26A, which lost its headrest and seatback cushion as well as the tray table on its rear side.
952:
The NTSB held an investigative hearing on the accident on August 6-7. On March 13, NTSB chairman
Homendy stated in a letter to Congress that security footage of the aircraft's door plug installation back in September had been overwritten. Boeing responded that this was standard practice.
895:
in the cockpit was not pulled to stop the recording after the aircraft landed. NTSB chair
Jennifer Homendy subsequently called for extending capacity to 25 hours, rather than the currently mandated two hours, on all new and existing aircraft. If implemented, the new rule will align with
720:(EAD) that grounded all Boeing 737 MAX 9 aircraft with a mid-cabin door plug installed, pending a required inspection and corrective actions where required. Alaska Airlines subsequently removed the 18 aircraft from service following the EAD. The EAD also impacted
945:
of Spirit AeroSystems work, airline oversight inspections and independent assessment by outside party on Boeing's quality management system. These actions are separate from the FAA's investigation and the agency's plan to increase oversight of 737–9 production.
575:
deployed during the accident. No one was in seat 26A, which was immediately next to the hole. Three passengers experienced minor injuries that required medical attention, and some passengers' items were lost when the items were sucked out of the opening.
662:
drops from 14.09 to 11.64 psi (97.1 to 80.3 kPa); "cabin altitude >10,000 feet warning" activates, indicating that the cabin is underpressurized at an altitude greater than 10,000 feet (3,048 m) above sea level; pressurization or
602:
repeated by another passenger who stated she heard a loud bang, followed by the oxygen masks deploying and a large, loud gust of wind. One passenger said that others closer to the opening in the plane were able to move to other seats further away.
3189:... is compiled from the transcripts of federal investigators' interviews of a dozen Boeing workers, synchronized with an internal Boeing document obtained by The Seattle Times that tracked day-by-day the rework that led to the door plug lapses.
621:
According to flight trackers, the aircraft had climbed to about 16,000 feet (4,900 m) when the accident occurred. The pilots made an emergency descent to 10,000 feet (3,000 m) and returned to
Portland, where they successfully made an
2088:
915:
acknowledged the company's mistake in a company-wide meeting on safety and transparency following this accident. The company pledged for full transparency and cooperation in the investigation with the NTSB and FAA. In an interview with
3990:
1556:
365:(213 seats), require these additional emergency exit doors and slides to meet regulatory requirements for evacuation speed. On aircraft with less dense configurations, such as those operated by Alaska Airlines (178 seats) and
924:
issue and said that a "quality escape" had occurred. Also on January 10, the FAA notified Boeing that it was under investigation for "alleged noncompliance" with regulations relating to new aircraft inspection and testing.
2119:
1230:
907:
On January 8, United Airlines stated they had found loose bolts during inspections on an undisclosed number of grounded aircraft. Alaska Airlines also announced their inspections had found loose bolts on "many" aircraft.
4188:
2914:
280:
of the aircraft. The aircraft returned to Portland for an emergency landing. All 171 passengers and six crew members survived the accident, with three receiving minor injuries. An investigation of the accident by the
1492:
1243:
The door plugs are panels that seal holes left for extra doors when the number of seats is not enough to trigger a requirement for more emergency-evacuation exits. From inside the plane, they look like a regular
3983:
3071:
4271:
2482:
402:
were found on the fuselage near the door plugs. The plug was removed so that Spirit AeroSystems employees could fix the rivets. Once the repair was made, the door was reinstalled, but not bolted into place.
2055:
956:
After Boeing revealed privileged information about the investigation to journalists during a meeting on June 25, along with analysis of the facts, the NTSB stopped sharing information with the company.
3976:
2827:
1675:
2078:
2945:
1860:
1583:"Update: NTSB has launched a Go Team to Portland, Oregon to investigate an event with a Boeing 737–9 MAX during a flight from Portland to Ontario, California. No serious injuries were reported"
1194:
1267:
4251:
614:
aware of this. The laminated Quick Reference Checklist stowed below the cockpit windows was blown into the cabin. The first officer's headset was pulled off, and the captain's was dislodged.
2421:
2212:
2181:
2975:
421:
The unnamed captain had logged 12,700 flight hours, including 6,500 hours on the Boeing 737. The first officer, Emily Wiprud, had 8,300 flight hours, with 1,500 of them on the Boeing 737.
2150:
1894:
1639:
1546:
1706:
3680:
2451:
418:
for in-flight internet service atop the rear fuselage, in the vicinity of the door plugs. AAR stated on January 8 that they did not perform any work involving the plugs themselves.
864:
rules) until a detailed maintenance inspection could occur. It is not yet known if the indicator warning is related to the accident; the NTSB investigation will include the issue.
2111:
1216:
2369:
1482:
797:
to compensate them for losses during the grounding. To bring 737 fuselage construction back in-house, Boeing announced on June 30 that it would buy back Spirit AeroSystems in a
1323:
2906:
2245:
4266:
837:
2023:
766:
planes as requested by the FAA and had provided the data to Boeing and FAA for further analysis and consultation. Flight cancellations were extended to Sunday, January 21.
3145:
699:
5:18:05 pm – While passing 9,050 feet (2,758 m), "cabin altitude >10,000 feet warning" deactivates; cabin pressure recorded at 10.48 psi (72.3 kPa)
1737:
3046:
751:. It was reported to the NTSB on January 7. Two mobile phones from the flight had also been found by members of the public, one in a backyard and the other by a road.
1963:
1419:
1375:
1066:
2791:
2474:
984:
309:
as N704AL. It was around two months old at the time of the accident. At the time of the accident, the aircraft had logged 510 total flight hours over 154 flights.
1927:
2045:
1150:
3673:
1523:
563:
Approximately six minutes after takeoff, the factory-installed door plug filling the port-side opening for the optional emergency exit door separated from the
2817:
1665:
2884:
1301:
1257:
740:(EASA) adopted the FAA's EAD, though it stated that no airline in its jurisdiction currently operated any MAX 9 aircraft with the door plug configuration.
2504:
2392:
4256:
2937:
3346:
1850:
3174:
1186:
387:, on May 10, where the fuselage was assembled. It was installed on the fuselage before it was shipped by train on August 20 for final assembly at the
4246:
3956:
3666:
2525:
502:
4261:
3764:
2604:
2413:
2204:
2173:
2967:
468:
2691:
2142:
1886:
1629:
1698:
2338:
2307:
2276:
1456:
4058:
3894:
458:
3968:
2637:
2443:
3020:
2755:
2664:
2361:
856:
829:
671:
512:
1950:"No passengers seated near site of Alaska Airlines Boeing 737–9 panel blowout avoided potentially 'tragic' incident says Safety Board"
81:
3380:
2551:
897:
1586:
3734:
2235:
1100:
539:
272:. Shortly after takeoff on January 5, 2024, a door plug (a structure installed to replace an optional emergency exit door) on the
4276:
2724:
2015:
357:
doors, on each side of the aircraft behind the wings. Aircraft with dense seating configurations, such as the MAX 9s operated by
840:(the union representing Boeing and Spirit AeroSystems workers) are providing support as members of the investigation party. The
4099:
1993:
1729:
4169:
3784:
3754:
2050:
901:
737:
2079:"'Thrust into a waking nightmare': How a hole in Alaska Airlines Flight 1282 terrified its passengers and the flying public"
4122:
3714:
3480:
1949:
1823:
1782:
1578:
1408:
1145:
872:
821:
282:
3097:
2853:
1351:"Alaska Airlines pilot describes moment of door blowout in first interview: "I knew something was catastrophically wrong""
1350:
1058:
2781:
1827:
1786:
841:
4046:
1916:
1013:(cargo door failure due to design flaw leading to uncontrolled decompression, nine passengers ejected and killed), 1989
3313:
1137:
4241:
4175:
4093:
3904:
3874:
3824:
3647:
717:
507:
424:
As of June 28, 2024, Alaska returned the accident aircraft to Boeing, which is listed as the owner on the formalized
3123:"Boeing Sanctioned for Sharing Non-Public Investigative Information With Media on 737 Max 9 Door Plug Investigation"
1547:"Alaska Airlines flight forced to make emergency landing at Portland airport after panel on side of plane blows out"
1515:
3690:
3485:
2907:"CNBC Exclusive: CNBC Transcript: Boeing President & CEO David Calhoun Speaks with CNBC's 'The Exchange' Today"
833:
301:
The aircraft involved was a Boeing 737 MAX 9 (typically referred to as model 737-9 in official FAA documents) with
1039:
4052:
4017:
2876:
1923:
845:
713:
302:
2112:"4 bolts from door plug that blew out on Boeing 737 MAX 9 yet to be found; NTSB officials unsure they 'existed'"
1293:
3944:
3924:
3854:
3834:
3804:
3562:
3336:
2692:"Alaska Airlines Flight 1282 passengers receive FBI letter identifying them as the victims of a possible crime"
652:
553:
257:
175:
4128:
4023:
3934:
3864:
3373:
995:(windscreen failure due to use of undersized bolts leading to uncontrolled decompression, two injuries), 1990
484:
265:
189:
3998:
3844:
3318:
1016:
979:
634:
At a media briefing on January 8, the NTSB provided the following timeline of key events obtained from the
532:
463:
1007:(cargo door failure due to design flaw leading to uncontrolled decompression, all 346 aboard killed), 1974
4140:
3744:
3557:
3552:
3439:
3072:"Letter to Senate Committee on Commerce, Science and Transportation on Boeing 737-9MAX Door Plug Blowout"
1699:"A pop, a boom, a big bang: Alaska Airlines passengers describe the moment a piece of the plane fell off"
1004:
998:
992:
974:
680:
5:13:41 pm – Aircraft reaches a maximum altitude of 16,320 feet (4,974 m) and begins to descend
4199:
4040:
3593:
3542:
3537:
3294:
3276:
3258:
3240:
3222:
1010:
568:
277:
62:
4134:
4011:
3814:
3634:
3532:
3146:"NTSB sanctions Boeing for sharing unauthorized Alaska 1282 information during pre-air show briefing"
2813:
969:
496:
1630:"Federal officials order grounding of some Boeing 737 Max 9 jetliners after plane suffers a blowout"
1019:(windscreen failure due to a leaking seal leading to uncontrolled decompression, two injuries), 2018
1001:(cargo door failure due to design flaw leading to uncontrolled decompression, eleven injuries), 1972
4070:
3366:
3304:
NTSB Investigation Docket No. DCA24MA063: In-flight structural failure, Alaska Airlines flight 1282
2786:
2577:
891:(CVR) was overwritten after the accident. The CVR on the aircraft records a two-hour loop, and the
415:
3658:
2444:"Alaska Airlines has begun flying Boeing Max 9 jetliners again and United flies plane on Saturday"
2414:"FAA approves inspection process that could clear the way for grounded Boeing planes to fly again"
1887:"Twisted metal, rushing wind: A narrowly avoided disaster as jet's wall rips away at 3 miles high"
928:
322:
3884:
3434:
3330:
3122:
2997:
2330:
2299:
2268:
1448:
1093:"Accident: Alaska B39M at Portland on Jan 5th 2024, emergency exit and panel separated in flight"
664:
572:
525:
362:
4116:
3624:
3619:
888:
626:
at 5:27 pm. Firefighters boarded the aircraft to check for injuries among the passengers.
592:
2818:"Alaska Airlines CEO: We found 'many' loose bolts on our Max 9 planes following near-disaster"
2578:"Boeing to pay $ 443 million to airlines for its Max 9 grounding as losses and problems mount"
1614:
3794:
3459:
2747:
557:
425:
388:
306:
162:
3303:
2782:"United finds loose bolts on 737 Max 9 planes in wake of Alaska Airlines door plug incident"
2174:"People found 2 cellphones from the Alaska Airlines flight that lost a door plug, NTSB says"
1851:"Alaska Airlines door panel blows out at 16,000 feet, forcing Portland landing; NTSB probes"
1730:"Missing part of Alaska Airlines plane that blew off mid-flight is found, investigators say"
4163:
3774:
3444:
3352:
1954:
852:
759:
659:
2143:"Portland area man finds missing door 'plug' torn from Alaska Airlines flight in backyard"
938:
8:
4064:
3914:
2016:"Indonesia temporarily grounds Boeing 737–9 Max jetliners after Alaska Airlines incident"
1855:
1582:
1096:
479:
269:
193:
1092:
4087:
3999:
Aviation accidents and incidents in the United States and U.S. territories in the 2020s
1414:
836:(the union representing Alaska flight attendants), Boeing, Spirit AeroSystems, and the
814:
744:
392:
376:
3308:
2716:
2205:"Passengers file class-action lawsuit against Boeing for Alaska Airlines door blowout"
674:
activates; cabin pressure continues to drop, recorded at 9.08 psi (62.6 kPa)
605:
28:
3408:
3179:
2609:
1670:
1602:
1409:"F.A.A. Orders Airlines to Ground Some Boeing 737 Max 9 Jets After Midair 'Incident'"
1221:
643:
623:
609:
Interior view from after the accident showing the missing door plug and damaged seats
1985:
960:
The NTSB released their investigation docket and held a public hearing on August 6.
3588:
3511:
3454:
3389:
2614:
1634:
1226:
1217:"Federal officials recommend airlines inspect door plugs on some older Boeing jets"
880:
876:
825:
770:
748:
729:
273:
261:
179:
121:
74:
3324:
3047:"US investigators say video footage overwritten of work on Boeing jet's door plug"
1728:
Salahieh, Nouran; Afshar, Paradise; Muntean, Pete; Sutton, Joe (January 7, 2024).
1697:
Costello, Tom; Burke, Minyvonne; Cohen, Rebecca; Blackman, Jay (January 8, 2024).
1516:"A terrifying 10 minute flight adds to years of Boeing's quality control problems"
4225:
3403:
2968:"Boeing: 737–9 Updates: Boeing announces immediate actions to strengthen quality"
2505:"Alaska Air says Boeing paid $ 160 million in compensation after MAX 9 grounding"
1452:
921:
892:
778:
774:
721:
635:
384:
366:
253:
131:
2877:"Boeing CEO acknowledges 'mistake' related to terrifying Alaska Airlines flight"
809:
3583:
3464:
813:
NTSB investigators with the door plug recovered from the backyard of a home in
448:
369:(179 seats), the doors are not required and plugs are installed in their place.
354:
3288:
3270:
3252:
3234:
3216:
2046:"EASA adopts FAA Emergency AD on Boeing 737–9 – no EU operators seen affected"
1817:
1776:
4235:
4213:
3629:
3598:
3449:
3170:
3098:"Missing Boeing repair footage stymies Alaska Airlines blowout investigation"
2083:
1661:
1187:"Alaska Airlines grounds MAX 9s after door plug blows out on Portland flight"
1182:
725:
411:
334:
96:
83:
2998:"NTSB Schedules Investigative Hearing on Boeing 737-9 MAX Door Plug Blowout"
2605:"Boeing announces purchase of Spirit AeroSystems for $ 4.7 billion in stock"
867:
687:
selected altitude changes from 23,000 to 10,000 feet (7,010 to 3,048 m)
4189:
Aviation accidents and incidents in the United States by state or territory
2240:
912:
848:(FBI) have also opened separate criminal investigations into the accident.
824:(NTSB) is conducting an investigation into the accident, led by NTSB Chair
755:
346:
A comparison of the 737 MAX 9 with and without the rear mid-cabin exit door
3021:"NTSB to hold investigative hearing on Alaska Airlines door plug incident"
736:
of Indonesia also grounded their fleets for inspection. On January 7, the
3603:
3501:
3413:
2526:"Boeing compensation to Alaska includes custody shift of Flight 1282 jet"
293:
2849:
2665:"DOJ Convenes Grand Jury for Criminal Investigation Into Boeing Blowout"
1294:"Panel on Boeing Plane May Not Have Been Properly Attached, Agency Says"
693:
5:16:56 pm – Aircraft begins a left turn, heading north back to PDX
3429:
2638:"Spirit Aero to be broken up as Boeing agrees $ 4.7 billion stock deal"
1349:
Cleave, Kris Van; Krupnik, Kathryn; Breen, Kerry (September 12, 2024).
1324:"Jet service firm AAR says it did no work near Alaska Air's exit panel"
712:
heavy maintenance visit". However, later in the day, on January 6, the
406:
From November 27 to December 7, the aircraft was under modification by
436:
398:
After the fuselage arrived at the Boeing Renton Factory, five damaged
4272:
Airliner accidents and incidents involving in-flight depressurization
3578:
3000:(Press release). National Transportation Safety Board. March 12, 2024
684:
658:
5:12:33 pm – While passing 14,830 feet (4,520 m), recorded
3125:(Press release). National Transportation Safety Board. June 27, 2024
2475:"United Airlines resumes Boeing 737 MAX 9 flights after inspections"
2362:"FAA recommends airlines inspect door plugs on another Boeing model"
1481:
Shepardson, David; Insinna, Valerie; Hepher, Tim (January 7, 2024).
1256:
Insinna, Valerie; Hepher, Tim; Shepardson, David (January 7, 2024).
769:
On January 21, the FAA recommended inspections of door plugs on the
743:
The cabin door plug was discovered in the backyard of a home in the
696:
5:17:00 pm – Aircraft descends below 10,000 feet (3,048 m)
3688:
3358:
3175:"Inside Boeing's factory lapses that led to the Alaska Air blowout"
2938:"FAA focuses 737 Max 9 investigation on 'non-compliance' by Boeing"
2822:
2748:"No Data on Flight 1282 Cockpit Voice Recorder, NTSB Calls out FAA"
1376:"Alaska Air returns 737 MAX 9 involved in midair blowout to Boeing"
788:
Alaska Air Group reported in April 2024 that Boeing had paid about
733:
564:
407:
380:
358:
3236:
NTSB Media Brief: Alaska Airlines Flight 1282 (Jan 7, 2024 Update)
1406:
Yoon, John; Mayorquin, Orlando; Kim, Victoria (January 6, 2024) .
690:
5:14:35 pm – Master caution activates again for three seconds
2642:
2509:
2397:
1986:"Boeing 737 Max 9: Jets to stay grounded as inspections continue"
1959:
1819:
NTSB Media Brief – Alaska Airlines Flight 1282 (Jan 8) livestream
1778:
NTSB Media Brief – Alaska Airlines Flight 1282 (Jan 7) livestream
1487:
1262:
932:
NTSB staff examine the door plug in the NTSB materials laboratory
883:, on the NTSB investigation involving Alaska Airlines Flight 1282
3340:
2236:"Alaska Airlines passengers sue Boeing for 'waking nightmare'"
1483:"US FAA orders Boeing 737 MAX 9 planes grounded after blowout"
593:"Diagram of a Boeing 737-9 mid-cabin door plug and components"
560:. Six crew members and 171 passengers were aboard the flight.
4252:
Aviation accidents and incidents in the United States in 2024
2990:
861:
838:
International Association of Machinists and Aerospace Workers
399:
1443:
1441:
1439:
1437:
3272:
NTSB Media Brief: Alaska Airlines Flight 1282 (Jan 6, 2024)
3254:
NTSB Media Brief: Alaska Airlines Flight 1282 (Jan 7, 2024)
3218:
NTSB Media Brief: Alaska Airlines Flight 1282 (Jan 8, 2024)
3144:
Ostrower, Jon; Head, Elan; Guisbond, Will (June 27, 2024).
1812:
1810:
1808:
1806:
1804:
1771:
1769:
1767:
1765:
1763:
1761:
1759:
1757:
1755:
1727:
1666:"How a mom fought to save her teen in Boeing jet's blowout"
917:
2393:"FAA calls for more Boeing 737 checks after bolt findings"
1696:
1287:
1285:
758:
lawsuit against Boeing, citing injuries to passengers and
702:
5:26:46 pm – Aircraft lands back on runway 28L at PDX
33:
The aircraft after the accident with the door plug missing
3290:
NTSB B-Roll: Alaska Airlines Flight 1282 Boeing 737–9 MAX
2636:
Hepher, Tim; Tanna, Shivani; Stone, Mike (July 2, 2024).
2582:
2552:"Alaska formally returns Flight 1282 737 Max 9 to Boeing"
2115:
1551:
1434:
1132:
1130:
1128:
1126:
1124:
1122:
1120:
1118:
728:
of Panama, which operate the MAX 9 in the United States.
1801:
1752:
985:
List of accidents and incidents involving the Boeing 737
1480:
1282:
1258:"Spirit Aero made blowout part but Boeing has key role"
1255:
440:
Flight path illustration of Alaska Airlines Flight 1282
3077:. National Transportation Safety Board. March 13, 2024
1917:"Emergency Airworthiness Directive (AD) #: 2024-02-51"
1115:
4197:
1538:
383:
on March 24, 2023. It arrived at Spirit's factory in
4267:
Accidents and incidents involving the Boeing 737 MAX
3143:
2110:
Pierre, Sabinna; Cook, Katherine (January 9, 2024).
1059:"Explosive Decompression Reported on Alaska 737 MAX"
677:
5:12:52 pm – Master caution deactivated by crew
2070:
3019:Maile, Amanda; Deliso, Meredith (March 12, 2024).
2780:Sweeney, Sam; Hutchinson, Bill (January 9, 2024).
2690:Alsharif, Mirna; Cradduck, Josh (March 22, 2024).
1476:
1474:
1407:
1348:
1177:
1175:
1173:
1171:
941:using microscopes and other scientific equipment.
3319:Updates on Grounding of Boeing 737 MAX 9 Aircraft
2779:
1628:McAvoy, Audrey; Koenig, David (January 6, 2024).
4233:
2717:"AUTO FAIL or Unscheduled Pressurization Change"
2689:
2635:
1885:Spencer, Terry; Rush, Claire (January 9, 2024).
1405:
1292:Chokshi, Niraj; Walker, Mark (January 8, 2024).
629:
428:, while awaiting delivery of a MAX 10 aircraft.
2331:"Information about Alaska Airlines Flight 1282"
2328:
2300:"Information about Alaska Airlines Flight 1282"
2297:
2269:"Information about Alaska Airlines Flight 1282"
2266:
1471:
1449:"Information about Alaska Airlines Flight 1282"
1168:
469:Maneuvering Characteristics Augmentation System
2141:Marine, Drew; Olson, Karli (January 7, 2024).
920:on January 10, Dave Calhoun described it as a
851:The aircraft involved in the accident had its
3984:
3674:
3374:
3331:Information About Alaska Airlines Flight 1282
3169:
1577:
1291:
533:
65:after loss of incorrectly installed door plug
4047:Knik Glacier Airbus AS350B3 helicopter crash
2935:
2812:
2103:
1627:
1571:
832:(the union representing Alaska pilots), the
252:was a scheduled domestic flight operated by
3353:FAA Safety Alert For Operators (SAFO 24001)
3018:
2775:
2773:
2140:
1884:
1842:
1138:"Aviation Investigation Preliminary Report"
1050:
447:This article is part of a series about the
4257:Airliner accidents and incidents in Oregon
3991:
3977:
3681:
3667:
3381:
3367:
3044:
2745:
2472:
2109:
1086:
1084:
911:On January 9, Boeing's president and CEO,
540:
526:
27:
2874:
2359:
1880:
1878:
1848:
1056:
898:International Civil Aviation Organization
4247:January 2024 events in the United States
3095:
2875:Thorbecke, Catherine (January 9, 2024).
2770:
2549:
2523:
2233:
1978:
1090:
927:
866:
808:
604:
435:
292:
4262:Alaska Airlines accidents and incidents
4059:Percy Priest Lake Cessna Citation crash
3895:Saurya Airlines Bombardier CRJ200 crash
2746:Villamizar, Helwing (January 8, 2024).
2575:
2234:Genovese, Daniella (January 12, 2024).
1909:
1544:
1513:
1081:
4234:
2936:Hemmerdinger, Jon (January 11, 2024).
2473:Shepardson, David (January 27, 2024).
2411:
2390:
2202:
2171:
2091:from the original on February 27, 2024
1875:
1401:
1399:
1397:
754:On January 11, six passengers filed a
556:on January 5, 2024, at 5:07 p.m.
353:The MAX 9 has optional rear mid-cabin
305:67501, fuselage line number 8789, and
3972:
3662:
3362:
3173:; Cornwell, Paige (August 25, 2024).
2978:from the original on January 17, 2024
2948:from the original on January 11, 2024
2917:from the original on January 10, 2024
2887:from the original on January 10, 2024
2830:from the original on January 23, 2024
2727:from the original on January 16, 2024
2485:from the original on January 27, 2024
2454:from the original on January 27, 2024
2424:from the original on January 28, 2024
2372:from the original on January 22, 2024
2360:McMichael, Clara (January 21, 2024).
2248:from the original on January 12, 2024
2215:from the original on January 12, 2024
2076:
2051:European Union Aviation Safety Agency
2026:from the original on January 10, 2024
1660:
1304:from the original on January 24, 2024
1233:from the original on January 23, 2024
1181:
1156:from the original on February 6, 2024
902:European Union Aviation Safety Agency
738:European Union Aviation Safety Agency
297:The aircraft involved in October 2023
3388:
3045:Shepardson, David (March 13, 2024).
2794:from the original on January 8, 2024
2758:from the original on January 8, 2024
2341:from the original on January 6, 2024
2329:Alaska Airlines (January 18, 2024).
2310:from the original on January 6, 2024
2298:Alaska Airlines (January 17, 2024).
2279:from the original on January 6, 2024
2267:Alaska Airlines (January 13, 2024).
2184:from the original on January 8, 2024
2153:from the original on January 8, 2024
2058:from the original on January 7, 2024
1996:from the original on January 7, 2024
1966:from the original on January 7, 2024
1930:from the original on January 8, 2024
1897:from the original on January 8, 2024
1863:from the original on January 7, 2024
1849:Sanderson, Bill (January 6, 2024) .
1830:from the original on January 9, 2024
1824:National Transportation Safety Board
1789:from the original on January 8, 2024
1783:National Transportation Safety Board
1740:from the original on January 7, 2024
1709:from the original on January 7, 2024
1678:from the original on January 9, 2024
1642:from the original on January 7, 2024
1589:from the original on January 7, 2024
1559:from the original on January 6, 2024
1526:from the original on January 8, 2024
1495:from the original on January 7, 2024
1459:from the original on January 6, 2024
1422:from the original on January 7, 2024
1270:from the original on January 7, 2024
1197:from the original on January 7, 2024
1146:National Transportation Safety Board
1103:from the original on January 6, 2024
1069:from the original on January 6, 2024
822:National Transportation Safety Board
801:deal expected to close in mid-2025.
288:
283:National Transportation Safety Board
3735:Badakhshan Dassault Falcon 10 crash
3096:Childers, Andrew (March 13, 2024).
2122:from the original on March 16, 2024
1394:
1091:Hradecky, Simon (August 6, 2024) .
1057:McDermott, John (January 5, 2024).
842:United States Department of Justice
651:5:06:47 pm – Aircraft departs
13:
3337:Images from the NTSB investigation
2856:from the original on March 4, 2024
2412:Koenig, David (January 24, 2024).
2203:Tanyos, Faris (January 12, 2024).
1621:
1545:McCarty, Alma (January 6, 2024) .
1514:Isidore, Chris (January 8, 2024).
949:had been installed with no bolts.
395:, where it arrived 11 days later.
375:The door plug was manufactured by
14:
4288:
4100:Dallas air show mid-air collision
3648:List of airline holding companies
3198:
2576:Isidore, Chris (April 24, 2024).
2077:Green, Aimee (January 14, 2024).
989:Similar accidents and incidents:
718:Emergency Airworthiness Directive
4219:
4207:
4170:Orbic Air Eurocopter EC130 crash
3785:Orbic Air Eurocopter EC130 crash
3755:Korochansky Ilyushin Il-76 crash
3691:Aviation accidents and incidents
3283:
3265:
3247:
3229:
3211:
2816:; Wile, Rob (January 23, 2024).
2524:Ostrower, Jon (April 23, 2024).
1149:. February 6, 2024. DCA24MA063.
834:Association of Flight Attendants
828:. The FAA, Alaska Airlines, the
804:
667:is necessary above that altitude
587:
571:of the aircraft. The aircraft's
333:
321:
4123:Fort Campbell mid-air collision
3715:Haneda Airport runway collision
3163:
3137:
3115:
3089:
3064:
3038:
3012:
2960:
2929:
2899:
2868:
2842:
2806:
2739:
2709:
2683:
2657:
2629:
2597:
2569:
2550:Ostrower, Jon (June 28, 2024).
2543:
2517:
2497:
2466:
2436:
2405:
2384:
2353:
2322:
2291:
2260:
2227:
2196:
2172:Tan, Huileng; Getahun, Hannah.
2165:
2134:
2038:
2008:
1942:
1924:Federal Aviation Administration
1721:
1690:
1654:
1507:
1368:
1342:
1044:Federal Aviation Administration
904:'s (EASA) current regulations.
846:Federal Bureau of Investigation
714:Federal Aviation Administration
4277:Portland International Airport
3925:Thai Flying Service Flight 209
3805:Safarilink Aviation Flight 053
3185:The following detailed account
1316:
1249:
1209:
1032:
653:Portland International Airport
554:Portland International Airport
503:Financial impact of groundings
276:aircraft blew out, causing an
258:Portland International Airport
176:Portland International Airport
1:
3865:Singapore Airlines Flight 321
1025:
630:Flight data recorder timeline
485:Ethiopian Airlines Flight 302
266:Ontario International Airport
190:Ontario International Airport
4176:Gillette Pilatus PC-12 crash
4094:Mutiny Bay DHC-3 Otter crash
3905:Gillette Pilatus PC-12 crash
3875:Chikangawa Dornier 228 crash
3825:Ivanovo Ilyushin Il-76 crash
3481:Alaska Airlines destinations
3440:Barnhill & McGee Airways
1017:Sichuan Airlines Flight 8633
980:John Barnett (whistleblower)
706:
303:manufacturer's serial number
7:
4158:Alaska Airlines Flight 1282
4141:Alaska Airlines Flight 2059
3765:Lake Ranco helicopter crash
3745:Northwestern Air Flight 738
3725:Alaska Airlines Flight 1282
3347:FAA Airworthiness Directive
1005:Turkish Airlines Flight 981
999:American Airlines Flight 96
993:British Airways Flight 5390
975:Boeing manufacturing issues
963:
830:Air Line Pilots Association
490:Alaska Airlines Flight 1282
431:
250:Alaska Airlines Flight 1282
22:Alaska Airlines Flight 1282
10:
4293:
4053:Colorado mid-air collision
4041:United Airlines Flight 328
4018:Calabasas helicopter crash
3349:(Federal Register website)
1011:United Airlines Flight 811
569:uncontrolled decompression
552:Flight 1282 took off from
278:uncontrolled decompression
63:Uncontrolled decompression
4185:
4150:
4109:
4080:
4033:
4012:Delta Air Lines Flight 89
4004:
3954:
3945:Pasaquina Bell UH-1 crash
3855:Varzaqan helicopter crash
3835:Malakal Airport collision
3815:LATAM Airlines Flight 800
3706:
3643:
3635:Horizon Air Summer Series
3612:
3571:
3563:Horizon Air Q400 incident
3525:
3494:
3473:
3422:
3396:
3333:(Alaska Airlines website)
3282:
3264:
3246:
3228:
3210:
3205:
970:Boeing 737 MAX groundings
586:
581:
239:
231:
223:
215:
207:
199:
185:
171:
161:
153:
145:
137:
127:
117:
112:
69:
58:
47:January 5, 2024
43:
38:
26:
4242:2024 in Portland, Oregon
4129:Alaska mid-air collision
4024:Alaska mid-air collision
3935:Kamchatka Mil Mi-8 crash
3486:Horizon Air destinations
3885:Gazpromavia Flight 9608
3845:Lumut mid-air collision
3435:Alaska Coastal Airlines
3314:NTSB Preliminary Report
1040:"FAA Registry (N704AL)"
513:Reactions to groundings
363:Corendon Dutch Airlines
97:45.454167°N 122.75555°W
3625:Alaska Airlines Center
933:
889:cockpit voice recorder
884:
879:briefing the media in
817:
610:
595:(Source: NTSB Twitter)
441:
372:regular window panel.
298:
16:2024 aviation accident
3795:Air Serbia Flight 324
3630:Alaska Airlines Field
3620:Alaska Airlines Arena
3460:Transwestern Airlines
3397:Certificated airlines
931:
870:
812:
655:(PDX) from runway 28L
608:
459:Orders and deliveries
439:
426:aircraft registration
389:Boeing Renton Factory
296:
102:45.454167; -122.75555
4164:Hop-A-Jet Flight 823
4135:Virginia plane crash
3775:Hop-A-Jet Flight 823
3445:Jet America Airlines
3325:Boeing 737–9 Updates
2913:. January 10, 2024.
2450:. January 27, 2024.
2335:Alaska Airlines News
2304:Alaska Airlines News
2273:Alaska Airlines News
1955:ABC News (Australia)
1597:– via Twitter.
1229:. January 22, 2024.
853:cabin pressurization
636:flight data recorder
315:737 MAX 9 comparison
4071:Houston MD-87 crash
4065:Transair Flight 810
3957:2023 ◄
3915:Voepass Flight 2283
3594:Linious "Mac" McGee
2391:Shepardson, David.
2054:. January 7, 2024.
2022:. January 9, 2024.
1992:. January 7, 2024.
1962:. January 8, 2024.
1926:. January 6, 2024.
1856:New York Daily News
1826:. January 8, 2024.
1785:. January 7, 2024.
1664:(January 9, 2024).
1581:(January 6, 2024).
1455:. January 5, 2024.
1185:(January 5, 2024).
1097:The Aviation Herald
781:fly the 737-900ER.
665:supplemental oxygen
480:Lion Air Flight 610
270:Ontario, California
194:Ontario, California
93: /
23:
4088:RED Air Flight 203
3960:
3423:Heritage companies
1613:has generic name (
1415:The New York Times
1380:The Business Times
1298:The New York Times
934:
885:
818:
815:Cedar Mill, Oregon
683:5:13:56 pm –
670:5:12:34 pm –
611:
508:List of groundings
497:737 MAX groundings
442:
393:Renton, Washington
377:Spirit AeroSystems
299:
118:Aircraft type
21:
4195:
4194:
4172:(February 9 2024)
4166:(February 9 2024)
4117:FAA system outage
4020:(January 26 2020)
4014:(January 14 2020)
3966:
3965:
3656:
3655:
3526:Notable incidents
3409:Hawaiian Airlines
3300:
3299:
3180:The Seattle Times
2610:The Seattle Times
1671:The Seattle Times
1330:. January 8, 2024
1222:Los Angeles Times
1191:The Seattle Times
871:January 8, 2024:
646:, January 5, 2024
624:emergency landing
599:
598:
550:
549:
416:satellite antenna
410:at a facility in
289:Aircraft and crew
247:
246:
4284:
4224:
4223:
4222:
4212:
4211:
4210:
4203:
4096:(September 2022)
3993:
3986:
3979:
3970:
3969:
3961:
3701:
3700:
3698:
3683:
3676:
3669:
3660:
3659:
3589:Bruce R. Kennedy
3516:
3506:
3495:Marketing brands
3455:Star Air Service
3390:Alaska Air Group
3383:
3376:
3369:
3360:
3359:
3327:(Boeing website)
3309:Full NTSB docket
3291:
3287:
3286:
3273:
3269:
3268:
3255:
3251:
3250:
3237:
3233:
3232:
3219:
3215:
3214:
3203:
3202:
3192:
3191:
3188:
3167:
3161:
3160:
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3141:
3135:
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3119:
3113:
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3093:
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2922:
2903:
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2872:
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2846:
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2835:
2810:
2804:
2803:
2801:
2799:
2777:
2768:
2767:
2765:
2763:
2743:
2737:
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2734:
2732:
2713:
2707:
2706:
2704:
2702:
2687:
2681:
2680:
2678:
2676:
2671:. March 11, 2024
2661:
2655:
2654:
2652:
2650:
2633:
2627:
2626:
2624:
2622:
2615:Associated Press
2601:
2595:
2594:
2592:
2590:
2573:
2567:
2566:
2564:
2562:
2547:
2541:
2540:
2538:
2536:
2521:
2515:
2514:
2513:. April 4, 2024.
2501:
2495:
2494:
2492:
2490:
2470:
2464:
2463:
2461:
2459:
2448:Associated Press
2440:
2434:
2433:
2431:
2429:
2418:Associated Press
2409:
2403:
2402:
2388:
2382:
2381:
2379:
2377:
2357:
2351:
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2348:
2346:
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2255:
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2231:
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2222:
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2200:
2194:
2193:
2191:
2189:
2178:Business Insider
2169:
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2131:
2129:
2127:
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2100:
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2074:
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2042:
2036:
2035:
2033:
2031:
2020:Associated Press
2012:
2006:
2005:
2003:
2001:
1982:
1976:
1975:
1973:
1971:
1946:
1940:
1939:
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1935:
1921:
1913:
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1906:
1904:
1902:
1891:Associated Press
1882:
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1635:Associated Press
1625:
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1309:
1289:
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1253:
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1246:
1240:
1238:
1227:Associated Press
1213:
1207:
1206:
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1202:
1179:
1166:
1165:
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1161:
1155:
1142:
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1113:
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1110:
1108:
1088:
1079:
1078:
1076:
1074:
1054:
1048:
1047:
1036:
881:Portland, Oregon
877:Jennifer Homendy
826:Jennifer Homendy
800:
796:
791:
771:Boeing 737-900ER
760:emotional trauma
749:Oregon Route 217
730:Turkish Airlines
716:(FAA) issued an
591:
590:
579:
578:
542:
535:
528:
444:
443:
370:
361:(220 seats) and
337:
325:
274:Boeing 737 MAX 9
262:Portland, Oregon
180:Portland, Oregon
122:Boeing 737 MAX 9
108:
107:
105:
104:
103:
98:
94:
91:
90:
89:
86:
77:, United States
75:Portland, Oregon
54:
52:
31:
24:
20:
4292:
4291:
4287:
4286:
4285:
4283:
4282:
4281:
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4231:
4230:
4220:
4218:
4208:
4206:
4198:
4196:
4191:
4181:
4146:
4105:
4102:(November 2022)
4076:
4043:(February 2021)
4029:
4000:
3997:
3967:
3962:
3959:
3950:
3949:
3948:
3947:
3942:
3938:
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3808:
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3687:
3657:
3652:
3639:
3608:
3567:
3521:
3514:
3504:
3490:
3469:
3418:
3404:Alaska Airlines
3392:
3387:
3339:(NTSB official
3289:
3284:
3271:
3266:
3253:
3248:
3235:
3230:
3217:
3212:
3206:External videos
3201:
3196:
3195:
3186:
3168:
3164:
3154:
3152:
3150:The Air Current
3142:
3138:
3128:
3126:
3121:
3120:
3116:
3106:
3104:
3094:
3090:
3080:
3078:
3074:
3070:
3069:
3065:
3055:
3053:
3043:
3039:
3029:
3027:
3017:
3013:
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3001:
2996:
2995:
2991:
2981:
2979:
2966:
2965:
2961:
2951:
2949:
2934:
2930:
2920:
2918:
2905:
2904:
2900:
2890:
2888:
2873:
2869:
2859:
2857:
2850:"737-9 Updates"
2848:
2847:
2843:
2833:
2831:
2811:
2807:
2797:
2795:
2778:
2771:
2761:
2759:
2744:
2740:
2730:
2728:
2715:
2714:
2710:
2700:
2698:
2688:
2684:
2674:
2672:
2663:
2662:
2658:
2648:
2646:
2634:
2630:
2620:
2618:
2617:. June 30, 2024
2603:
2602:
2598:
2588:
2586:
2574:
2570:
2560:
2558:
2556:The Air Current
2548:
2544:
2534:
2532:
2530:The Air Current
2522:
2518:
2503:
2502:
2498:
2488:
2486:
2471:
2467:
2457:
2455:
2442:
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1382:. June 29, 2024
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922:quality control
893:circuit breaker
807:
799:US$ 4.7 billion
798:
795:US$ 443 million
794:
790:US$ 160 million
789:
722:United Airlines
709:
632:
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385:Wichita, Kansas
367:United Airlines
352:
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340:Opening plugged
338:
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254:Alaska Airlines
146:ICAO flight No.
138:IATA flight No.
132:Alaska Airlines
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4160:(January 2024)
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4143:(October 2023)
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4119:(January 2023)
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4073:(October 2021)
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3199:External links
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3171:Gates, Dominic
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1579:NTSB Newsroom
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732:of Turkey and
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582:External image
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4061:(May 29 2021)
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4055:(May 12 2021)
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3599:Ben Minicucci
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2084:The Oregonian
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805:Investigation
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414:to install a
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4131:(April 2023)
4125:(March 2023)
4049:(March 2021)
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3474:Destinations
3184:
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3165:
3153:. Retrieved
3149:
3139:
3127:. Retrieved
3117:
3105:. Retrieved
3101:
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3079:. Retrieved
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3024:
3014:
3002:. Retrieved
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2980:. Retrieved
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2881:CNN Business
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4026:(July 2020)
3604:Brad Tilden
3558:Flight 2059
3553:Flight 1866
3548:Flight 1282
3414:Horizon Air
2982:January 17,
2952:January 12,
2921:January 11,
2891:January 10,
2860:January 10,
2834:January 24,
2731:January 16,
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1334:January 24,
1308:January 24,
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1160:February 6,
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747:area, near
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1107:January 6,
1073:January 5,
1026:References
844:(DOJ) and
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307:registered
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2561:June 30,
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3102:Axios
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