# Ongoing NTSB investigations, IA: Powerplant sys/comp malf/fail

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB ANC26LA020](https://openairdocs.org/ntsb/ANC26LA020.md): Cessna 182Q · Mapleton, IA · Accident · No injuries · Class 3 · Limited · Preliminary report · Oct 29, 2025 · N735ZD · Substantial damage
  > On October 29, 2025, at about 1200 Central daylight time, a Cessna 182Q, N735ZD, was substantially damaged when it was involved in an accident near Mapleton, Iowa. The pilot and three passengers were not injured. The airplane was operated as a Title 14 Code…
- [NTSB CEN26LA009](https://openairdocs.org/ntsb/CEN26LA009.md): Cessna 182RG · Cottonville, IA · Accident · No injuries · Class 3 · Limited · Preliminary report · Oct 3, 2025 · N4609S · Substantial damage
  > On October 3, 2025, about 1720 central daylight time, a Cessna 182RG airplane, N4609S, was substantially damaged when it was involved in an accident near Cottonville, Iowa. The pilot was not injured. The airplane was operated as a Title 14 Code of Federal…

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```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" = 'IA' AND c."eventCountry" = 'USA'
  AND c."completionStatus" = 'Ongoing'
  AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '340' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent"))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-events/340/sequence?state=IA&status=ongoing

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OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.