NTSB investigations: Piper PA-20, 1989
4 cases on aircraft the registry lists as Piper PA-20. 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
| 1964 | 25 |
|---|---|
| 1965 | 26 |
| 1966 | 23 |
| 1967 | 15 |
| 1968 | 16 |
| 1969 | 15 |
| 1970 | 14 |
| 1971 | 14 |
| 1972 | 11 |
| 1973 | 11 |
| 1974 | 9 |
| 1975 | 13 |
| 1976 | 6 |
| 1977 | 12 |
| 1978 | 7 |
| 1979 | 4 |
| 1980 | 3 |
| 1981 | 2 |
| 1982 | 6 |
| 1983 | 7 |
| 1984 | 3 |
| 1985 | 10 |
| 1986 | 1 |
| 1987 | 3 |
| 1988 | 3 |
| 1989 | 4 |
| 1990 | 1 |
| 1991 | 9 |
| 1992 | 5 |
| 1993 | 3 |
| 1994 | 2 |
| 1995 | 4 |
| 1996 | 3 |
| 1997 | 1 |
| 1998 | 5 |
| 2000 | 5 |
| 2001 | 1 |
| 2002 | 2 |
| 2003 | 5 |
| 2004 | 5 |
| 2005 | 4 |
| 2006 | 2 |
| 2007 | 1 |
| 2008 | 3 |
| 2009 | 5 |
| 2010 | 4 |
| 2011 | 2 |
| 2012 | 2 |
| 2013 | 2 |
| 2014 | 1 |
| 2015 | 2 |
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 2 |
| 2019 | 2 |
| 2020 | 2 |
| 2021 | 2 |
| 2022 | 2 |
| 2025 | 2 |
| 2026 | 3 |
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\") = 1989
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7102002'))
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") = 1989
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7102002'))
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 ANC89LA128Accident · No injuriesLimited investigationFinal reportPiper PA-20 · Chitina, AKThe pilot's selection of an unsuitable landing area and delay in slowing the airplane after landing. A factor in the accident was the rough/uneven terrain.NTSB ANC89LA118Accident · Serious injuriesLimited investigationFinal reportPiper PA-20 · Eureka, AKLoss of engine power for an unknown reason. A factor related to the accident was: rough terrain in the emergency landing area.NTSB CHI89LA127Accident · Minor injuriesLimited investigationFinal reportPiper PA-20 · Gladwin, MIFailure of the pilot seated in the left seat of the airplane to use brakes to correct for a left turn caused by a bent tail wheel.NTSB ANC89LA097Accident · No injuriesLimited investigationFinal reportPiper PA-20 · Sheshalik, AKPilot-in-command's failure to perform an adequate preflight inspection of the airplane's brakes.