NTSB investigations, WA
6 cases where the sequence of events included Electrical system malf/failure.
Cases per year
| 2009 | 2 |
|---|---|
| 2010 | 1 |
| 2011 | 1 |
| 2016 | 2 |
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.\"eventStateOrRegion\" = 'WA' AND c.\"eventCountry\" = 'USA'
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 c."eventStateOrRegion" = 'WA' AND c."eventCountry" = 'USA' 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 WPR16LA164Accident · Minor injuriesLimited investigationFinal reportZenith CH601 · Ocean Shores, WAA reduction in electrical power, which disabled both fuel pumps and resulted in fuel starvation and a loss of engine power.NTSB WPR16LA127Accident · No injuriesClass 3 · LimitedFinal reportPiper PA46 · Seattle, WAThe pilot’s failure to use the emergency procedures checklist for generator failures or for gear extension following a loss of electrical power due to the separated flag terminal of a diode in overstress, which resulted in a gear-up landing.NTSB WPR11LA378Accident · No injuriesLimited investigationFinal reportCessna 210L · Seattle, WAA loss of electrical power while on final approach due to a depleted battery, which resulted in an intentional gear-up emergency landing.NTSB WPR10LA432Accident · Minor injuriesLimited investigationFinal reportStinson JR. S · Lake Stevens, WAA total loss of engine power during cruise flight, which resulted from a magneto switch failure.NTSB WPR10LA091Accident · No injuriesLimited investigationFinal reportBeech A23-24 · Camas, WAThe left magneto's broken p-lead, which led to the engine inadvertently starting while the pilot was turning the propeller by hand.NTSB WPR09LA423Accident · Minor injuriesLimited investigationFinal reportCessna TU206G · Ballard, WAThe pilot's precautionary water landing with partially extended landing gear. Contributing to the accident was the unidentified anomaly with the airplane's electrical system, which rendered the gear position indicator system inoperative.