NTSB investigations: Continental IO-520 series, WV
17 cases on aircraft whose registry engine model is Continental IO-520 series. 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
| 1972 | 1 |
|---|---|
| 1975 | 2 |
| 1977 | 1 |
| 1980 | 1 |
| 1982 | 2 |
| 1990 | 1 |
| 1991 | 1 |
| 1992 | 1 |
| 2001 | 1 |
| 2010 | 1 |
| 2012 | 1 |
| 2014 | 1 |
| 2017 | 1 |
| 2025 | 2 |
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 c.\"eventStateOrRegion\" = 'WV' 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'))
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" = 'WV' 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'))
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 ERA25LA307Accident · No injuriesClass 3 · LimitedPreliminary reportBeech A36 · Wirt County, WVOn August 8, 2025, about 1757 eastern daylight time, a Beech A36, N60357, was substantially damaged when it was involved in an accident in Wirt County, West Virginia. The commercial pilot and three passengers were not injured. The airplane was operated as a…NTSB ERA25LA186Accident · Serious injuriesClass 4 · LimitedFinal reportBeech 95-C55 · Lakin, WVThe pilot’s inadequate preflight inspection, and inadequate inflight fuel management, which resulted in a total loss of engine power due to fuel starvation and subsequent forced landing.NTSB GAA17CA128Accident · No injuriesData collectionFinal reportCessna 210 · Charleston, WVThe pilot’s improper landing flare in gusting wind conditions, which resulted in a hard landing and runway excursion.NTSB ERA14FA138Accident · 1 fatalField investigationFinal reportBeech F33 · Lumberport, WVA stroke or cardiovascular event, which resulted in the pilot’s acute impairment or incapacitation and his subsequent flight into terrain.NTSB ERA12CA182Accident · Minor injuriesData collectionFinal reportBeech 58 · South Charleston, WVThe pilot’s loss of directional control during the landing roll, which resulted in a runway excursion.NTSB ERA10LA485Accident · Minor injuriesLimited investigationFinal reportBeech 58 · Rainelle, WVThe improper rigging of the fuel selector by maintenance personnel, which resulted in a total loss of engine power.NTSB NYC01IA211Incident · No injuriesIncident investigationFinal reportCessna 210L · Bluefield, WVImproper maintenance which resulted in the installation of an unserviceable piston assembly, and the subsequent catastrophic engine failure. Factors in this accident were the improper inspection by the piston supplier and the softening of the piston.NTSB NYC93FA005Accident · 3 fatalField investigationFinal reportBeech 35 · New Manchester, WVThe pilot's failure to obtain adequate airspeed and abort the takeoff. The pilot's premature rotation, upsloping runway, and a tailwind are contributing factors.NTSB BFO91LA067Accident · Serious injuriesLimited investigationFinal reportCessna A185F · Norton, WVThe pilot's inadequate inflight decision which resulted in fuel exhaustion and the lost of engine power.NTSB BFO90IA039Incident · No injuriesIncident investigationFinal reportBellanca 17-30 · Davis, WVThe improper installation of the connecting rod bearings on the number one cylinder.NTSB ATL83IA032Incident · No injuriesIncident investigationFinal reportCessna 185 · Clarksburg, WVThe aircraft had been tentatively sold to the 2 passengers and was being flown from marlboro, ma to dumas, ar with a refueling stop at Clarksburg, WV. Shortly after taking off from Clarksburg, a radio problem was encountered. The pilot was cleared to land on…NTSB ATL82DA191Accident · No injuriesFinal reportBeech V35 · Huntington, WVBefore departing st louis, MO, attempts to restart the engine were unsuccessful until an auxiliary power unit was used. The aircraft took off at 1746, and about one hour later, the pilot noticed that the ammeter indicated a discharge. The flight was…NTSB IAD80FA021Accident · 1 fatalClosedBeech E55 · Amherstdale, WVNTSB IAD77FIJ04Accident · Serious injuriesClosedBellanca 17-30 · Point Pleasant, WVNTSB IAD76FIJ02Accident · Minor injuriesClosedCessna 210L · Poca, WVNTSB NYC75AN003Accident · 2 fatalClosedCessna 177RG · Gilbert, WVNTSB NYC73DIJ13Accident · No injuriesClosedCessna U206 · Willamson, WV