NTSB investigations: Cessna 170B, MD

9 cases on aircraft the registry lists as Cessna 170B. 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.

Defining event

Finding

Phase of flight

Aircraft model

Cases per year

19642026

NTSB investigations: Cessna 170B, MD per year, 1964–2026: 9 cases
1964	1
1965	1
1966	1
1968	1
1970	1
1971	1
1979	1
1988	1
1990	1

Where

Open the map

Latest cases

Query with SQL

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 c."eventStateOrRegion" = 'MD' AND c."eventCountry" = 'USA' AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('2072306', '2072307')) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

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 c.\"eventStateOrRegion\" = 'MD' AND c.\"eventCountry\" = 'USA'
    AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('2072306', '2072307'))
  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 c."eventStateOrRegion" = 'MD' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('2072306', '2072307'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC

Run 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 BFO90LA069Accident · No injuriesLimited investigationFinal reportCessna 170B · Frederick, MDFatigue failure of the left main gear wheel axle.Aug 16, 1990 · N8239A · Substantial damage NTSB BFO88LA041Accident · No injuriesLimited investigationFinal reportCessna 170B · Goldsboro, MDThe plt said he unsuccessfully tried to climb in ground-effect after the acft lifted off before adequate flying speed was obtained. The acft drifted right of the rwy and touched down in a plowed field where it nosed over.May 1, 1988 · N8271A · Substantial damage NTSB IAD79FIA09Accident · No injuriesClosedCessna 170B · Clinton, MDMar 17, 1979 · N2735D · Substantial damage NTSB IAD71DIA22Accident · No injuriesClosedCessna 170B · Cobb Island, MDJun 13, 1971 · N3483D · Substantial damage NTSB IAD70FIG05Accident · No injuriesClosedCessna 170B · Friendship Apt, MDFeb 12, 1970 · N3244A · Substantial damage NTSB DIA68F0179Accident · Minor injuriesClosedCessna 170B · Friendship Apt, MDMar 2, 1968 · N8055A · Destroyed NTSB NYC66F0598Accident · No injuriesClosedCessna 170B · Friendly, MDMar 20, 1966 · N2754C · Substantial damage NTSB NYC66D0316Accident · No injuriesClosedCessna 170B · Baltimore, MDOct 18, 1965 · N3483D · Substantial damage NTSB UNK64X1844Accident · No injuriesClosedCessna 170B · Gaithersburg, MDMay 19, 1964 · N2730C · Destroyed