NTSB investigations: Continental IO-520 series, IN

6 cases on aircraft whose registry engine model is Continental IO-520 series, where the first occurrence was “Loss of engine power(total) - nonmechanical”. 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

19832026

NTSB investigations: Continental IO-520 series, IN per year, 1983–2026: 6 cases
1983	2
1985	1
1994	1
2004	1
2007	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" = 'IN' AND c."eventCountry" = 'USA' AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17032') AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 353)) 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\" = 'IN' AND c.\"eventCountry\" = 'USA'
    AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17032')
      AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o.\"occurrenceNumber\" = 1 AND o.\"occurrenceCode\" = 353))
  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" = 'IN' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17032')
    AND EXISTS (SELECT 1 FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o.case_mkey = x.case_mkey AND o.aircrafts_position = x.position AND o."occurrenceNumber" = 1 AND o."occurrenceCode" = 353))
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 CHI07CA261Accident · No injuriesData collectionFinal reportCessna 210 D · Fort Wayne, INThe loss of engine power due to fuel exhaustion as a result of the pilot's inadequate preflight.Aug 10, 2007 · N3794Y · Substantial damage NTSB CHI04LA227Accident · Minor injuriesLimited investigationFinal reportBeech V35B · Anderson, INThe in-flight loss of engine power during downwind for undetermined reasons. A factor was the tree the airplane impacted during the forced landing.Aug 15, 2004 · N6411S · Substantial damage NTSB CHI94LA333Accident · Serious injuriesLimited investigationFinal reportCessna 210 · Elkhart, INthe pilot's improper use of the fuel selector position which resulted in fuel starvation.Sep 17, 1994 · N732HS · Substantial damage NTSB CHI85LA318Accident · No injuriesLimited investigationFinal reportBeech C33-A · Hobart, INThe eng lost complete pwr during cruise. The plt landed on a road and the acft collided with a pile of gravel. Fuel was found in both tanks, however, the bladder fuel tanks were found partially collapsed. The fuel cap 'o' rings were to be replaced but were…Jul 28, 1985 · N1CK · Substantial damage NTSB CHI83LA200Accident · No injuriesLimited investigationFinal reportCessna U206 · Terre Haute, INThe acft made a forced landing off arpt after the engine lost power on the approach. The plt said he was using fuel fromthe right engine when the engine started to sputter. The plt switched to the left tank and tried to restart the engine to no avail. The…May 6, 1983 · N2198F · Substantial damage NTSB CHI83LA196Accident · Minor injuriesLimited investigationFinal reportCessna A185F · Logansport, INThe plt had recently purchased the amphibious acft, had received 6.7 hrs dual instruction & was indorsed for solo flt. During a x-country from elizabethton, TN, he landed at richmond, KY & purchased 23. 8 gal of fuel. On the next leg to lafayette, IN, he made…May 5, 1983 · N533H · Destroyed