Ongoing NTSB investigations: AiResearch TPE331 series

6 cases on aircraft whose registry engine model is AiResearch TPE331 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

20252026
Ongoing NTSB investigations: AiResearch TPE331 series per year, 2025–2026: 6 cases
20253
20263

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.\"completionStatus\" = 'Ongoing'
    AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('01514', '01517'))
  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 WPR26FA309Accident · 8 fatalClass 3 · FieldPreliminary reportCessna 441 · Cape Newenham, AKOn August 20, 2026, at about 1145 Alaska daylight time, a Cessna 441, N128EZ, was destroyed when it was involved in an accident near Cape Newenham, Alaska. The two pilots and six passengers were fatally injured. The airplane was operated as a Title 14 Code of…Aug 20, 2026 · N128EZ · DestroyedNTSB DCA26LA151Accident · No injuriesClass 4 · LimitedInvestigation openFairchild SA227-AC · Denver, COMar 7, 2026 · N425MA · Substantial damageNTSB WPR26LA080Accident · No injuriesClass 3 · LimitedPreliminary reportFairchild SA227-AC · Prescott, AZOn January 13, 2026, about 0624 mountain standard time, a Fairchild SA227-AC airplane, N370AE, was substantially damaged when it was involved in an accident near Prescott Municipal Airport (PRC), Prescott, Arizona. The pilot was not injured. The airplane was…Jan 13, 2026 · N370AE · Substantial damageNTSB WPR26FA040Accident · 2 fatalClass 3 · FieldPreliminary reportBeech B100 · Coral Springs, FLOn November 10, 2025, about 1019 eastern standard time, a Beech King Air B100, N30HG, was destroyed when it was involved in an accident near Coral Springs, Florida. The pilot and passenger were fatally injured. The airplane was operated as a Title 14 Code of…Nov 10, 2025 · N30HG · DestroyedNTSB ERA25FA246Accident · 6 fatalClass 3 · FieldPreliminary reportCessna 441 · Warren, OHOn June 29, 2025, about 0654 eastern daylight time, a Cessna 441, N441LS, was destroyed when it was involved in an accident near Warren, Ohio. The airline transport pilot and five passengers were fatally injured. The airplane was operated as a Title 14 Code…Jun 29, 2025 · N441LS · Substantial damageNTSB WPR25MA128Accident · 6 fatalClass 3 · MajorPreliminary reportMitsubishi MU-2B-40 · Copake, NYOn April 12, 2025, about 1203 eastern daylight time, a Mitsubishi MU-2B-40, N635TA, was destroyed when it was involved in an accident near Copake, New York. The pilot and five passengers were fatally injured. The airplane was operated as a Title 14 Code of…Apr 12, 2025 · N635TA · Destroyed