NTSB investigations
118 cases where the defining event was Electrical system malf/failure.
Cases per year
| 2008 | 9 |
|---|---|
| 2009 | 3 |
| 2010 | 3 |
| 2011 | 5 |
| 2012 | 6 |
| 2013 | 2 |
| 2014 | 1 |
| 2015 | 5 |
| 2016 | 9 |
| 2017 | 5 |
| 2018 | 6 |
| 2019 | 13 |
| 2020 | 7 |
| 2021 | 8 |
| 2022 | 9 |
| 2023 | 8 |
| 2024 | 9 |
| 2025 | 6 |
| 2026 | 4 |
Where
Open the mapLatest cases
Query with SQL
duckdb -csv -c "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 e.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e.\"isDefiningEvent\" AND e.\"tier2Number\" = '332') ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"
Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
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 e.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e WHERE e."isDefiningEvent" AND e."tier2Number" = '332') ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
NTSB DCA26WA192IncidentClass 5 · ForeignBoeing 777 · London, United KingdomNTSB ERA26LA191Accident · No injuriesClass 4 · LimitedFinal reportBeech F33A · Sanford, NCA loss of electrical power as a result of broken stator leads within the alternator, which resulted in the pilot’s inability to extend the airplane’s landing gear.NTSB ENG26LA019IncidentClass 4 · LimitedInvestigation openAirbus A321 · Baltimore, MDNTSB ENG26LA018IncidentClass 4 · LimitedInvestigation openAirbus A319 · Charlotte, NCNTSB DCA26WA072Incident · No injuriesClass 5 · ForeignBoeing 727 · Bogotá, ColombiaNTSB CEN25LA309Accident · No injuriesClass 3 · LimitedPreliminary reportVans RV4 · Elgin, ILOn August 6, 2025, about 1925 central daylight time, a Vans RV4 airplane, N595BS, was substantially damaged when it was involved in an accident near Elgin, Illinois. The pilot and passenger were not injured. The airplane was operated as a Title 14 Code of…NTSB ERA25LA199Accident · Serious injuriesClass 4 · LimitedFinal reportCessna 182A · Ocala, FLThe pilot’s decision to depart on the flight with known electrical issues and his subsequent loss of situational awareness (geographic position), which resulted in his eventual decision to perform an off-airport landing.NTSB WPR25LA111Accident · No injuriesClass 3 · LimitedPreliminary reportCessna P210N · Roswell, NMOn March 11, 2025, at 1340 mountain daylight time, a Cessna P210N, N711HE, was substantially damaged when it was involved in an accident near Roswell, New Mexico. The pilot and passenger were not injured. The airplane was operated as a Title 14 Code of…NTSB CEN25LA079Accident · No injuriesClass 3 · LimitedFinal reportPiper PA-24-250 · Tyler, TXAn electrical system surge for a reason that could not be determined that resulted in an overvoltage event, internal damage to electronics equipment, smoke in the cockpit, and a gear up landing.NTSB ENG25WA036IncidentClass 5 · ForeignATR ATR72 · La Villiaze, Guernsey, United KingdomNTSB DCA24WA310IncidentClass 5 · ForeignMcdonnell Douglas MD83 · Nueva Esparta, VenezuelaNTSB DCA24WA260IncidentClass 4 · ForeignBoeing 767-322 · Geneva, SwitzerlandNTSB WPR24LA265Accident · Minor injuriesClass 3 · LimitedFinal reportBell 407 · Raft River, IDThe pilot’s misdiagnosis of an erroneous engine instrument indication and his subsequent decision to enter an autorotation, which resulted in a hard landing due to degraded visual cues and low ambient light conditions. Contributing to the accident were the…NTSB WPR24LA230Accident · No injuriesClass 3 · LimitedFinal reportCessna P210N · Reno, NVA loss of electrical power for undetermined reasons, which resulted in a partial extension of the landing gear and subsequent landing gear collapse during landing. Contributing to the accident was fuel starvation that resulted in a total loss of engine power.NTSB ERA24LA228Accident · Serious injuriesClass 3 · LimitedFinal reportSchleicher ASH 31 MI · Winter Haven, FLThe pilot’s failure to ensure that a suitable landing area was available in case the restart of the motor glider’s engine was unsuccessful. Contributing, was insufficient battery charge to extend the motor glider’s pylon assembly.NTSB WPR24LA157Accident · No injuriesClass 3 · LimitedFinal reportCessna P210 · Daggett, CAThe pilot’s failure to detect the tripped alternator circuit breaker in flight, which resulted in a drained battery that prevented the landing gear from fully extending to the down-and-locked position. Contributing to the accident was the improperly installed…NTSB WPR24LA109Accident · No injuriesClass 3 · LimitedFinal reportRaytheon B200 · Billings, MTThe pilot's improper engine start, resulting in the engine starters remaining engaged and the generators not being activated, which led to the discharge of the airplane’s battery and subsequent total electrical failure after takeoff. Contributing to the…NTSB DCA24WA093Incident · No injuriesClass 5 · ForeignBoeing 747-400 · Schiphol, NetherlandsNTSB GAA24WA092Accident · Minor injuriesClass 5 · ForeignCessna 560 · Tripoli, LibyaNTSB ENG24WA010Incident · No injuriesClass 5 · ForeignAirbus A321 · Kobenhavn, DenmarkNTSB ENG24LA009IncidentClass 3 · LimitedPreliminary reportAirbus A319 · Schiphol, NetherlandsOn November 10, 2023 at 0713 UTC, a Lufthansa Airbus A319, registration D-AIBG, experienced the loss of both electrical generators during approach to Amsterdam Airport Schiphol, Netherlands. The airplane’s ram air turbine deployed automatically. The airplane…NTSB DCA24WA014Incident · No injuriesClass 5 · ForeignBoeing 737 · Belfast, United KingdomNTSB ENG23WA042Incident · No injuriesClass 5 · ForeignAirbus A320 · Enroute Bogota - Barranquilla, ColombiaNTSB CEN23LA402Accident · No injuriesClass 3 · LimitedFinal reportVans RV14 · Orchard, TXThe failure of an alternator belt and the builder/previous owner’s incorrect electrical wiring of the airplane’s other alternator, which resulted in a total loss of electrical and engine power.NTSB ENG23LA033Incident · No injuriesClass 3 · LimitedFinal reportAirbus A320 · Jacksonville, FLThe loss of both Integrated Drive Generators (IDG) due to worn fixed cylinder block bores, which caused the IDGs to be tripped offline and caused the airplane to enter an emergency electrical configuration.NTSB DCA23WA216Incident · No injuriesClass 5 · ForeignDouglas DC8 · Maiquetía, VenezuelaNTSB ENG23WA020IncidentClass 5 · ForeignATR ATR72 · Fa'a'a, French PolynesiaNTSB ERA23LA064Accident · No injuriesClass 3 · LimitedFinal reportBeech 95-B55 (T42A) · Athens, GAThe operator’s and the pilot’s continued operation of the airplane with a known electrical problem, resulting in a loss of electrical power and a gear-up landing.NTSB GAA23WA027AccidentClass 5 · ForeignLeonardo AW109 · Gien, FranceNTSB CEN23LA014Accident · No injuriesClass 3 · LimitedFinal reportDiamond Aircraft Ind DA 62 · Dallas, TXA total loss of airplane electrical power for undetermined reasons, which resulted in a complete loss of engine power to both engines. Contributing was the worn main battery and the incorrectly wired ECU backup batteries.NTSB DCA23WA019IncidentClass 5 · ForeignBoeing 787-9 · Keflavík, IcelandNTSB CEN22LA430Accident · No injuriesClass 3 · LimitedFinal reportAgusta AW139 · Houma, LAThe inflight loss of collective control of the helicopter due to thermal damage of a collective control torque tube that abraded with misrouted electrical wiring, which resulted in an electrical short and inflight fire. Contributing to the accident were the…NTSB ENG22WA046OccurrenceClass 5 · ForeignATR ATR72 · Vicinity of Sárvár, HungaryNTSB ENG22WA045Incident · No injuriesClass 5 · ForeignATR ATR72 · Belfast, United KingdomNTSB ENG22WA041IncidentClass 5 · ForeignATR ATR42 · Eberdeen, United KingdomNTSB DCA22WA145AccidentClass 5 · ForeignBeliever CASA-16XFFM · Thorpdale, AustraliaNTSB CEN22LA072Accident · No injuriesClass 4 · LimitedFinal reportAmerican Legend AL18 · Abbeville, LAAn electrical fire for reasons that could not be determined.NTSB GAA21WA205Accident · No injuriesClass 5 · ForeignBeech 95 55 · Churchdown, United KingdomNTSB WPR21LA294Accident · No injuriesClass 3 · LimitedFinal reportKuykendall Charles Lancair IV · Indian Springs, NVAn in-flight fire due to an undetermined electrical malfunction.NTSB GAA21WA188Incident · No injuriesClass 5 · ForeignMD Helicopter MD900 · London, United KingdomNTSB CEN21LA373Accident · No injuriesClass 4 · LimitedFinal reportMooney M20F · New Albany, MSThe pilot’s delayed decision to abort the landing that resulted in a collision with a fence post. Contributing to the accident was the failure of the alternator drive belt during cruise flight for unknown reasons and the subsequent inoperative electrical…NTSB GAA21WA193AccidentClass 5 · ForeignSikorsky S92 · South Havra, United KingdomNTSB GAA21WA079Accident · No injuriesClass 5 · ForeignPiper PA28 · Roskilde, DenmarkNTSB ERA21LA159Accident · No injuriesClass 4 · LimitedFinal reportCessna 210 · Marianna, FLThe failure of the alternator control unit housing plug connection, which resulted in insufficient battery power to fully extend the landing gear. Contributing to the accident was the pilot’s decision to not use the emergency gear extension handle to secure…NTSB CEN21LA065Accident · No injuriesClass 3 · LimitedFinal reportPiper PA32R · Canon City, COThe failure of the alternator drive belt, which resulted in insufficient electrical power to extend the landing gear and a subsequent gear-up landing. .NTSB CEN20LA412Accident · No injuriesClass 3 · LimitedFinal reportZenith CH 750 · Montrose, MOA total loss of engine power due to an electrical overload in the engine control unit wiring system; the electrical overload occurred as a result of improper installation by the airplane builder.NTSB DCA27WA007Incident · No injuriesClass 5 · ForeignFairchild SA227-AC · Gyor, HungaryNTSB ENG20WA038Accident · No injuriesClass 5 · ForeignPiper PA28RT · Basel, SwitzerlandNTSB CEN20LA262Accident · Minor injuriesClass 3 · LimitedFinal reportBeech F35 · Ravenna, TXElectrical and engine problems for reasons that could not be determined based on available evidence.NTSB ENG20WA042Incident · No injuriesForeign investigationATR ATR72 · Ambon, IndonesiaThe National Transportation Safety Committee of Indonesia (KNKT) has notified the NTSB of an incident involving an ATR 72-600, which occurred on July 3, 2020. The NTSB has appointed a U.S. Accredited Representative to assist the KNKT investigation under the…