NTSB investigations, 2020

9 cases where the sequence of events included Electrical system malf/failure.

Defining event

Finding

Phase of flight

Aircraft model

Cases per year

20082026

NTSB investigations, 2020 per year, 2008–2026: 182 cases
2008	10
2009	7
2010	7
2011	11
2012	9
2013	6
2014	8
2015	5
2016	14
2017	9
2018	12
2019	13
2020	9
2021	12
2022	11
2023	10
2024	12
2025	12
2026	5

Where

Open the map

Latest cases

Query with 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 year(c."eventDate") = 2020 AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '332' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent")) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

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 year(c.\"eventDate\") = 2020
    AND c.\"mKey\" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.\"tier2Number\" = '332' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE \"isDefiningEvent\"))
  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 year(c."eventDate") = 2020
  AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '332' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent"))
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 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. .Nov 20, 2020 · N4187H · Substantial damage 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.Sep 20, 2020 · N210WP · Substantial damage NTSB DCA27WA007Incident · No injuriesClass 5 · ForeignFairchild SA227-AC · Gyor, HungarySep 13, 2020 · EC-NIP NTSB ENG20WA038Accident · No injuriesClass 5 · ForeignPiper PA28RT · Basel, SwitzerlandJul 23, 2020 · HB-PNP · Destroyed NTSB CEN20LA262Accident · Minor injuriesClass 3 · LimitedFinal reportBeech F35 · Ravenna, TXElectrical and engine problems for reasons that could not be determined based on available evidence.Jul 5, 2020 · N4219B · Substantial damage 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…Jul 3, 2020 · PK-WHY · No damage NTSB ERA20CA203Accident · No injuriesClass 4 · Data collectionFinal reportBeech 36 · Batavia, NYThe pilot's failure to extend the landing gear during a precautionary landing after an electrical failure.Jun 1, 2020 · N15DN · Substantial damage NTSB CEN20FA093Accident · 3 fatalClass 3 · FieldFinal reportBeech 200 · Coleman, TXThe pilot’s loss of airplane control due to spatial disorientation. Contributing to the accident was the pilot’s distraction with a “popped” circuit breaker and communications with air traffic control.Feb 20, 2020 · N860J · Destroyed NTSB ENG20LA016Incident · No injuriesClass 3 · LimitedFinal reportAirbus A319 · Sacramento, CAA worn component within each engine integrated drive generator (IDG) resulted in the loss of electrical power supplied to several flight deck displays and systems while on approach to landing. The component, a fixed cylinder block, had significant wearing of…Feb 15, 2020 · N521NK · No damage