NTSB investigations, AK
10 cases where the sequence of events included Fuel contamination.
Cases per year
| 2009 | 1 |
|---|---|
| 2010 | 1 |
| 2014 | 1 |
| 2015 | 1 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 1 |
| 2023 | 1 |
| 2024 | 1 |
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\" = 'AK' 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\" = '193' 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" = 'AK' 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" = '193' 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 ANC24FA102Accident · 1 fatalClass 3 · FieldFinal reportCessna 206 · Chalkyitsik, AKA loss of engine power due to water-contaminated fuel as a result of the pilot’s inadequate preflight inspection. Contributing to the accident was the operator’s failure to ensure replacement filters were available for use during refueling operations.NTSB ANC23LA013Accident · No injuriesClass 3 · LimitedFinal reportTaylorcraft BL-65 · Wasilla, AKThe pilot's failure to remove all water from the fuel tank, which resulted in fuel contamination and a subsequent partial loss of engine power.NTSB ANC20LA093Accident · Minor injuriesClass 3 · LimitedFinal reportPiper PA22 · Homer, AKThe total loss of engine power during the initial climb due to fuel contamination. Contributing to the accident was the corrosion of the fuel tank filler necks, which resulted in water intrusion into the fuel tanks.NTSB ANC19FA021Accident · 1 fatalClass 2 · FieldFinal reportBradshaw / McCauley Giles G-202 · Wasilla, AKThe pilot's failure to maintain control after the partial loss of engine power. Contributing to the accident was a contamination of the fuel system, which likely seized the electric fuel pump and restricted fuel flow to the engine.NTSB ANC19LA006Accident · No injuriesLimited investigationFinal reportCessna 172 · Anchorage, AKThe pilot's failure to maintain airplane control during the landing flare, which resulted in the wing striking the runway. Contributing to the accident was a partial loss of engine power, which resulted from fuel contamination.NTSB ANC17CA044Accident · No injuriesData collectionFinal reportBrantly B2 · St. Michael, AKThe pilot’s inadequate supervision of the refueling process, which resulted in a loss of engine power due to water contamination in the helicopter’s fuel system from the fuel drum and subsequent impact with terrain.NTSB GAA16CA102Accident · No injuriesData collectionFinal reportPiper PA 18A · Girdwood, AKFuel contamination resulting in the loss of engine power, a forced landing on a highway, and subsequent right wing impact with highway signage.NTSB ANC14CA014Accident · Minor injuriesData collectionFinal reportCessna 170 - B · Nome, AKThe pilot's failure to adequately remove water-contaminated fuel during the preflight inspection, which resulted in a total loss of engine power.NTSB ANC11CA005Accident · No injuriesData collectionFinal reportPiper PA-18-150 · Clear, AKThe pilot's inadequate preflight inspection, which resulted in a loss of engine power due to water/ice in the fuel system.NTSB ANC09CA091Accident · No injuriesData collectionFinal reportHelio H-295 · Koliganek, AKA loss of engine power during cruise flight due to water in the fuel, and the pilot's inadequate preflight inspection.