NTSB investigations: Cessna 170A, 1990
7 cases on aircraft the registry lists as Cessna 170A. 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 | 22 |
|---|---|
| 1965 | 18 |
| 1966 | 20 |
| 1967 | 28 |
| 1968 | 22 |
| 1969 | 21 |
| 1970 | 18 |
| 1971 | 15 |
| 1972 | 13 |
| 1973 | 17 |
| 1974 | 19 |
| 1975 | 15 |
| 1976 | 6 |
| 1977 | 13 |
| 1978 | 13 |
| 1979 | 11 |
| 1980 | 7 |
| 1981 | 8 |
| 1982 | 6 |
| 1983 | 8 |
| 1984 | 2 |
| 1985 | 7 |
| 1986 | 3 |
| 1987 | 9 |
| 1988 | 5 |
| 1989 | 6 |
| 1990 | 7 |
| 1991 | 4 |
| 1992 | 5 |
| 1993 | 2 |
| 1994 | 4 |
| 1995 | 2 |
| 1996 | 4 |
| 1997 | 5 |
| 1998 | 7 |
| 1999 | 3 |
| 2000 | 1 |
| 2001 | 4 |
| 2002 | 3 |
| 2003 | 7 |
| 2004 | 3 |
| 2005 | 1 |
| 2006 | 3 |
| 2007 | 6 |
| 2008 | 3 |
| 2009 | 3 |
| 2010 | 2 |
| 2011 | 5 |
| 2012 | 3 |
| 2013 | 2 |
| 2014 | 1 |
| 2015 | 4 |
| 2016 | 4 |
| 2017 | 6 |
| 2018 | 1 |
| 2020 | 3 |
| 2021 | 5 |
| 2022 | 2 |
| 2023 | 2 |
| 2024 | 5 |
| 2025 | 2 |
| 2026 | 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\") = 1990
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('2072304'))
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") = 1990
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('2072304'))
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 DEN91LA024Accident · Minor injuriesLimited investigationFinal reportCessna 170A · Welsh, LAThe pilot's improper compensation for wind conditions. A factor was the gusty wind.NTSB ANC91LA012Accident · No injuriesLimited investigationFinal reportCessna 170A · Healy, AKThe loss of engine power for undetermined reasons and the lack of suitable terrain for a forced landing.NTSB SEA90LA178Accident · Serious injuriesLimited investigationFinal reportCessna 170A · Elk Mountain, WYThe pilot's failure to maintain flying speed while at an altitude that did not provide adequate terrain clearance for a safe stall recovery.NTSB CHI90LA201Accident · No injuriesLimited investigationFinal reportBryant Rowland T-18 · Fisk, WIThe pilot-in-command of the thorp T-18'S failure to maintain a sufficient visual lookout to avoid a collision with the Cessna 170A. Contributing was the limited visibility forward and to the right in the thorp T-18.NTSB DEN90LA136Accident · No injuriesLimited investigationFinal reportCessna 170A · Salina, UTPower loss as a result of water contaminated fuel. Contributing to the accident were: an inadequate preflight inspection by the pilot, and rough terrain encountered during the ground run, following the forced landing.NTSB ANC90LA084Accident · No injuriesLimited investigationFinal reportCessna 170A · Wasilla, AKThe pilot failed to maintain directional control during the landing roll. The crosswind was a contributing factor.NTSB DEN90LA064Accident · No injuriesLimited investigationFinal reportCessna 170A · Gallup, NMImproper operation of the engine during preflight preparation, which resulted in overheating of the engine and damage to internal components.