NTSB investigations: Dehavilland DHC-6 TWIN OTTER, 1982
2 cases on aircraft the registry lists as Dehavilland DHC-6 TWIN OTTER. Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.
Cases per year
| 1967 | 1 |
|---|---|
| 1968 | 1 |
| 1969 | 4 |
| 1970 | 2 |
| 1971 | 1 |
| 1972 | 2 |
| 1974 | 1 |
| 1976 | 3 |
| 1977 | 2 |
| 1978 | 4 |
| 1979 | 4 |
| 1982 | 2 |
| 1983 | 2 |
| 1984 | 1 |
| 1985 | 3 |
| 1986 | 2 |
| 1987 | 1 |
| 1988 | 4 |
| 1989 | 3 |
| 1990 | 2 |
| 1992 | 1 |
| 1995 | 1 |
| 1996 | 1 |
| 1997 | 1 |
| 1999 | 1 |
| 2001 | 2 |
| 2002 | 1 |
| 2005 | 3 |
| 2006 | 1 |
| 2008 | 1 |
| 2009 | 1 |
| 2014 | 1 |
| 2015 | 1 |
| 2016 | 1 |
| 2019 | 1 |
| 2025 | 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 year(c.\"eventDate\") = 1982
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('2802606'))
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") = 1982
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('2802606'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESCRun 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 ANC82IA048Incident · No injuriesIncident investigationFinal reportDe Havilland DHC-6-100 · Near Port Heide, AKWhile in cruise flight, the left engine surged twice and the pilot observed fire emitting from the exhaust and cowling. After securing the engine and discharging the fire bottle without effect, the pilot made a precautionary landing at Port heiden airport.…NTSB DCA82AA022Accident · Serious injuriesFinal reportde Havilland DHC-6-200 · Hooper Bay, AKAt 0833 adt, the acft departed bethel, AK on a scheduled pax/cargo commuter flt to chevak, scammon bay & Hooper Bay, AK. The operator's commuter flts had not landed at scammon bay for svrl days since the rwy was soft & muddy from meltingsnow. Bfr departing…