Final NTSB investigations: Sikorsky S-61L

8 cases on aircraft the registry lists as Sikorsky S-61L. 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

19632026

Final NTSB investigations: Sikorsky S-61L per year, 1963–2026: 8 cases
1963	1
1966	1
1968	2
1970	1
1977	1
1979	1
1984	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."completionStatus" = 'Completed' AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('8142102')) 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.\"completionStatus\" = 'Completed'
    AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('8142102'))
  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."completionStatus" = 'Completed'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('8142102'))
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 SEA84FA048Accident · 1 fatalField investigationFinal reportSikorsky S-61L · Medford, ORThe plt deviated from the painted taxi line to avoid a parked fuel truck and collided with a hangar door. The main rotor hit the door and flying debris damaged 2 hangers,3 acft and 2 cars.Feb 5, 1984 · N6981R · Destroyed NTSB DCA79FA014Accident · 3 fatalClosedSikorsky S61-L · Newark, NJApr 18, 1979 · N618PA · Substantial damage NTSB DCA77AA006Accident · 4 fatalClosedSikorsky S-61L · New York, NYMay 16, 1977 · N619PA · Substantial damage NTSB NYC70AN095Accident · No injuriesClosedSikorsky S-61L · Flushing, NYMar 4, 1970 · N618PA · Substantial damage NTSB DCA69A0003Accident · 21 fatalClosedSikorsky S-61L · Compton, CAAug 14, 1968 · N300Y · Destroyed NTSB DCA68A0006Accident · 23 fatalClosedSikorsky S-61L · Paramount, CAMay 22, 1968 · N303Y · Destroyed NTSB LAX66A0080Accident · No injuriesClosedSikorsky S-61L · Los Angeles, CAApr 29, 1966 · N300Y · Substantial damage NTSB LAX64A0002Accident · No injuriesClosedSikorski S-61L · Los Angeles, CAJul 15, 1963 · N300Y · Substantial damage