Fatal NTSB investigations: Lycoming IO-540 series, OR

8 cases on aircraft whose registry engine model is Lycoming IO-540 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

19712026
Fatal NTSB investigations: Lycoming IO-540 series, OR per year, 1971–2026: 8 cases
19711
19851
19861
20061
20111
20141
20171
20191

Latest 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\" = 'OR' AND c.\"eventCountry\" = 'USA'
    AND c.\"highestInjuryLevel\" = 'Fatal'
    AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('41530', '41585'))
  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.

NTSB WPR19FA178Accident · 1 fatalClass 2 · FieldFinal reportMaule M7-235B · Sunriver, ORA partial loss of engine power due to the separation of baffling in both mufflers. Contributing to the accident was the pilot's failure to retract the landing gear on the float-equipped airplane before performing a forced landing to the river.Jun 22, 2019 · N118G · Substantial damageNTSB WPR17FA185Accident · 1 fatalField investigationFinal reportRich Wheeler Express CT · Madras, ORThe pilot's failure to maintain adequate airspeed while maneuvering in the airport traffic pattern for landing, which resulted in an exceedance of the airplane's critical angle of attack, a subsequent aerodynamic stall at an altitude too low to recover.Aug 19, 2017 · N246TM · DestroyedNTSB WPR14FA218Accident · 2 fatalField investigationFinal reportNebert Vans RV-10 · Toledo, ORA total loss of engine power due to fuel starvation because of a blocked fuel line that resulted from the pilot’s improper maintenance practices and the pilot’s subsequent failure to maintain adequate airspeed while attempting a forced landing, which led to…May 31, 2014 · N62DN · Substantial damageNTSB WPR11FA395Accident · 1 fatalField investigationFinal reportMaule M-7-235C · Brookings, ORThe pilot’s improper decision to continue flight under visual flight rules into instrument meteorological conditions, which resulted in a collision with trees while on approach for landing.Aug 21, 2011 · N199BF · Substantial damageNTSB SEA06FA159Accident · 3 fatalField investigationFinal reportRobinson R44 II · Warrenton, ORThe pilot's intentional flight into instrument meteorological conditions while maneuvering which resulted in an in flight collision with terrain/water.Aug 13, 2006 · N168PT · DestroyedNTSB SEA86FA126Accident · 4 fatalField investigationFinal reportLake LA-4-250 · Blue River, ORSeveral witnesses reported seeing the acft flying near the eugene arpt at an alt of 400 to 500 ft AGL. The acft was heading toward the Blue River. The acft was then seen flying over the Blue River forest ranger station aprx 7 minutes prior to the accident. At…May 17, 1986 · N1403A · DestroyedNTSB SEA85FA084Accident · 2 fatalField investigationFinal reportBellanca 17-31A · Yamhill, ORWitnesses observed the acft apch the airstrip with excessive speed. Touchdown on the rwy was beyond the halfway point & the acft bounced back into the air. Power was applied for an apparent go-around. The acft cleared tall trees at the end of the runway, but…Apr 7, 1985 · N9705E · DestroyedNTSB SEA72FYC12Accident · 1 fatalClosedCallair A-9 · Hermiston, ORJul 29, 1971 · N375MC · 2 aircraft · Minor damage