Fatal NTSB investigations: Schweizer SGS 2-33A

7 cases on aircraft the registry lists as Schweizer SGS 2-33A. 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

19712026

Fatal NTSB investigations: Schweizer SGS 2-33A per year, 1971–2026: 7 cases
1971	1
1972	1
1975	1
1977	1
1978	2
2022	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."highestInjuryLevel" = 'Fatal' AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('8051606')) 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.\"highestInjuryLevel\" = 'Fatal'
    AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('8051606'))
  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."highestInjuryLevel" = 'Fatal'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('8051606'))
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 ERA22FA227Accident · 1 fatalClass 3 · FieldFinal reportSchweizer SGS 2-33A · Blairstown, NJThe student pilot’s failure to maintain proper alignment with the landing area during the approach, which resulted in the left wing impacting a tree.May 15, 2022 · N17879 · Substantial damage NTSB OAK78FA040Accident · 1 fatalClosedScheitzer 2-33A · Boulder City, NVJul 25, 1978 · N65841 · Destroyed NTSB NYC78FNA29Accident · 1 fatalClosedSchweizer 233A · Plymouth, MAJun 10, 1978 · N17958 · Substantial damage NTSB CHI77FEI16Accident · 1 fatalClosedSchweizer SGS233 · Liverpool, OHApr 1, 1977 · N2613H · Destroyed NTSB OAK76AP013Accident · 1 fatalClosedSchweizer SGS233 · Calistoga, CAOct 6, 1975 · N7787S · Destroyed NTSB MIA73AM004Accident · 2 fatalClosedSchweizer SGS233 · Williamson, GAJul 2, 1972 · N1199S · Destroyed NTSB MIA72AM052Accident · 1 fatalClosedSchweizer SGS233 · Williamson, GADec 12, 1971 · N1201S · Substantial damage