NTSB investigations: Piper PA-18-135, 1996
5 cases on aircraft the registry lists as Piper PA-18-135. 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 | 7 |
|---|---|
| 1965 | 3 |
| 1966 | 6 |
| 1967 | 4 |
| 1968 | 1 |
| 1969 | 7 |
| 1970 | 4 |
| 1971 | 4 |
| 1972 | 5 |
| 1973 | 3 |
| 1974 | 5 |
| 1975 | 1 |
| 1976 | 4 |
| 1977 | 4 |
| 1978 | 4 |
| 1979 | 4 |
| 1980 | 1 |
| 1981 | 3 |
| 1982 | 2 |
| 1983 | 2 |
| 1984 | 1 |
| 1985 | 6 |
| 1986 | 2 |
| 1987 | 2 |
| 1988 | 2 |
| 1989 | 1 |
| 1990 | 3 |
| 1991 | 2 |
| 1992 | 1 |
| 1993 | 2 |
| 1994 | 3 |
| 1995 | 2 |
| 1996 | 5 |
| 1998 | 3 |
| 1999 | 3 |
| 2000 | 3 |
| 2001 | 1 |
| 2002 | 4 |
| 2003 | 2 |
| 2005 | 4 |
| 2006 | 2 |
| 2007 | 3 |
| 2008 | 4 |
| 2009 | 3 |
| 2010 | 2 |
| 2011 | 1 |
| 2012 | 2 |
| 2013 | 2 |
| 2014 | 6 |
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 3 |
| 2021 | 1 |
| 2022 | 3 |
| 2023 | 1 |
| 2025 | 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\") = 1996
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7101820'))
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") = 1996
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7101820'))
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 SEA97LA036Accident · 2 fatalLimited investigationFinal reportPiper PA18-135 · Cohagen, MTThe pilot's failure to maintain airspeed. Factors were the intentional flight at a low altitude and the over gross condition of the airplane.NTSB FTW97LA017Accident · No injuriesLimited investigationFinal reportPiper PA-18-135 · Boulder, COthe pilot's failure to maintain directional control and his improper use of rudder. A factor was the pilot's lack of total experience in the make and model of airplane.NTSB SEA96LA216Accident · 1 fatalLimited investigationFinal reportPiper PA-18 · Gillette, WYfailure of the pilot to see-and-avoid the obstruction (power line). The powerline was a related factor.NTSB ANC96LA169Accident · No injuriesLimited investigationFinal reportPiper PA-18-160 · Northway, AKThe pilot's premature lift-off. A factor associated with the accident was the rough and uneven airstrip.NTSB ANC96LA091Accident · No injuriesLimited investigationFinal reportPiper PA-18 · Anchorage, AKThe flight instructor's excessive application of the brakes during the landing roll. A factor in the accident was the flight instructor's restricted view of the landing area.