NTSB investigations: Piper PA-18, 1991
7 cases on aircraft the registry lists as Piper PA-18. 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 | 47 |
|---|---|
| 1965 | 31 |
| 1966 | 21 |
| 1967 | 20 |
| 1968 | 18 |
| 1969 | 14 |
| 1970 | 23 |
| 1971 | 15 |
| 1972 | 15 |
| 1973 | 11 |
| 1974 | 19 |
| 1975 | 13 |
| 1976 | 11 |
| 1977 | 10 |
| 1978 | 8 |
| 1979 | 7 |
| 1980 | 10 |
| 1981 | 7 |
| 1982 | 9 |
| 1983 | 4 |
| 1984 | 5 |
| 1985 | 9 |
| 1986 | 7 |
| 1987 | 4 |
| 1988 | 3 |
| 1989 | 6 |
| 1990 | 9 |
| 1991 | 7 |
| 1992 | 3 |
| 1993 | 4 |
| 1994 | 6 |
| 1995 | 5 |
| 1996 | 5 |
| 1997 | 2 |
| 1998 | 4 |
| 1999 | 6 |
| 2000 | 6 |
| 2001 | 1 |
| 2002 | 7 |
| 2003 | 4 |
| 2004 | 2 |
| 2005 | 4 |
| 2006 | 2 |
| 2007 | 4 |
| 2008 | 4 |
| 2009 | 3 |
| 2010 | 2 |
| 2011 | 4 |
| 2012 | 4 |
| 2013 | 1 |
| 2014 | 2 |
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 3 |
| 2020 | 4 |
| 2021 | 3 |
| 2022 | 4 |
| 2023 | 4 |
| 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\") = 1991
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7101802'))
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") = 1991
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7101802'))
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 ANC92TF#01Accident · No injuriesClass 3Final reportPiper PA-18 · Port Heiden, AKNTSB ANC91LA152Accident · Serious injuriesLimited investigationFinal reportPiper PA-18-150 · Anaktuvuk Pass, AKThat the pilot inadvertently stall/spun the airplane to the ground. Contributing to the accident was the pilot's failure to adequately remove the ice/frost from the wings before starting the takeoff.NTSB ANC91LA159Accident · No injuriesLimited investigationFinal reportPiper PA-18 · Dry Bay, AKThe pilot failed to maintain adequate airspeed and stalled the airplane. Contributing to the accident was the unsuitable terrain on which the pilot chose to land.NTSB ANC91LA097Accident · No injuriesLimited investigationFinal reportPiper PA-18 · Eureka, AKThe pilot-in-command's failure to maintain airspeed and directional control of the airplane during the initial climb.NTSB NYC91FA123Accident · 1 fatalField investigationFinal reportPiper PA-18-150 · Hancock Village, NYThe loss of aircraft control and subsequent collision with trees after the pilot became physically incapacitated.NTSB SEA91LA043Accident · No injuriesLimited investigationFinal reportPiper PA-18 · Wolf Point, MTThe inadequate preflight planning and preparation by the pilot in command, and his selection of unsuitable terrain for takeoff. A factor relating to the accident was the snowdrifts in the takeoff area.NTSB CHI91LA069Accident · No injuriesLimited investigationFinal reportPiper PA-18 · Ashland, NEThe pilot's failure to maintain clearance above the terrain. Factors related to the accident were the low pass and ostentatious display.