# NTSB investigations: American AA-1, IL

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 CHI07LA170](https://openairdocs.org/ntsb/CHI07LA170.md): American AA-1 · Lansing, IL · Accident · Serious injuries · Limited investigation · Final report · Jun 17, 2007 · N5651L · Substantial damage
  > The loss of engine power during takeoff-initial climb due to a bent exhaust valve and fouled spark plugs.
- [NTSB CHI86FA183](https://openairdocs.org/ntsb/CHI86FA183.md): American AA-1 · Plainfield, IL · Accident · 1 fatal · Field investigation · Final report · Jul 28, 1986 · N6135L · Destroyed
  > Witnesses who spoke with plt of N6135L prior to accident stated that he was acting out of character. He had a loss of appetite and his complexion was ashen grey. The plt stated that he did not feel well before the flt. Witnesses observed the acft takeoff,…
- [NTSB CHI77FCA01](https://openairdocs.org/ntsb/CHI77FCA01.md): American AA1 · Cahokia, IL · Accident · Minor injuries · Closed · Jan 5, 1977 · N5797L · Substantial damage
- [NTSB CHI74FEE48](https://openairdocs.org/ntsb/CHI74FEE48.md): Amer Avco AA1 · Lincolnshire, IL · Accident · Serious injuries · Closed · Jan 17, 1974 · N5954L · Substantial damage
- [NTSB CHI74FEE42](https://openairdocs.org/ntsb/CHI74FEE42.md): Amer Avco AA1 · Woodstock, IL · Accident · No injuries · Closed · Dec 23, 1973 · N6152L · Substantial damage
- [NTSB CHI71DEE79](https://openairdocs.org/ntsb/CHI71DEE79.md): Amer Avco AA1 · Pecatonica, IL · Accident · No injuries · Closed · May 30, 1971 · N5621L · Substantial damage
- [NTSB CHI71FBD49](https://openairdocs.org/ntsb/CHI71FBD49.md): Yankee AA1 · Crystal Lake, IL · Accident · No injuries · Closed · Jan 9, 1971 · N5686L · Substantial damage
- [NTSB CHI71FBD25](https://openairdocs.org/ntsb/CHI71FBD25.md): Amer Avco AA-1 · Maple Park, IL · Accident · Serious injuries · Closed · Sep 19, 1970 · N5699L · Destroyed
- [NTSB CHI71FBD06](https://openairdocs.org/ntsb/CHI71FBD06.md): Amer-Avco AA-1 · Antioch, IL · Accident · Minor injuries · Closed · Jul 26, 1970 · N5786L · Substantial damage
- [NTSB CHI71FBD01](https://openairdocs.org/ntsb/CHI71FBD01.md): Amer Avco AA1 · Sycamore, IL · Accident · No injuries · Closed · Jul 1, 1970 · N5683L · Substantial damage

## 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" = 'IL' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('0630610'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=0630610&state=IL

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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.