NTSB investigations, 2012
8 cases where the sequence of events included Structural icing.
Cases per year
| 2008 | 7 |
|---|---|
| 2009 | 7 |
| 2010 | 6 |
| 2011 | 7 |
| 2012 | 8 |
| 2013 | 11 |
| 2014 | 6 |
| 2015 | 3 |
| 2016 | 4 |
| 2017 | 2 |
| 2018 | 8 |
| 2019 | 4 |
| 2020 | 2 |
| 2021 | 5 |
| 2022 | 4 |
| 2023 | 7 |
| 2024 | 7 |
| 2025 | 2 |
| 2026 | 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 year(c.\"eventDate\") = 2012
AND c.\"mKey\" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.\"tier2Number\" = '210' 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") = 2012 AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '210' 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 WPR13FA072Accident · 1 fatalField investigationFinal reportPiper PA-31-350 · Payson, AZThe airplane’s inadvertent encounter, in night instrument meteorological conditions, with unforecast strong up- and downdrafts and possibly severe airframe icing conditions (which likely included supercooled large droplets that the airplane was not…NTSB CEN13FA105Accident · 2 fatalField investigationFinal reportBeech E-90 · Amarillo, TXThe pilot’s loss of control of the airplane after encountering icing conditions and heavy to extreme turbulence and the subsequent exceedance of the airplane’s design limit, which led to an in-flight breakup.NTSB CEN13FA096Accident · 3 fatalField investigationFinal reportMBB BK 117 A-3 · Compton, ILThe inadvertent encounter with inclement weather, including snow, freezing rain, and reduced visibility conditions, which led to the pilot’s spatial disorientation and loss of aircraft control.NTSB WPR13FA041Accident · 1 fatalField investigationFinal reportAmerican AA-1 · Morgan, UTThe pilot's inadequate preflight inspection, which resulted in frost remaining on the airplane's surfaces and led to its inability to produce enough lift to clear rising terrain.NTSB CEN13CA005Accident · No injuriesData collectionFinal reportPiper PA-24-250 · Colorado Springs, COThe pilot’s failure to maintain airspeed during the landing with known structural icing, which resulted in the airplane’s stall. Contributing to the accident was the pilot’s failure to divert to an area where conditions were not conducive to icing.NTSB ANC12CA115Accident · No injuriesData collectionFinal reportCessna 182A · Port Lions, AKThe pilot's decision to take off with ice- and snow-contaminated wings.NTSB ANC12IA024Incident · No injuriesIncident investigationFinal reportBombardier Learjet 35A · Anchorage, AKThe flightcrew's loss of visual reference to the runway after encountering severe in-flight icing conditions, which resulted in a loss of control while landing and exceedence of the capabilities of the airplane's windscreen anti-ice systems. Contributing to…NTSB CEN12FA161Accident · 2 fatalField investigationFinal reportCessna 414A · Hayden, COThe pilot’s inadvertent stall during a missed approach. Contributing to the accident was the pilot’s operation of the airplane in forecasted icing conditions without using all of its anti-ice systems.