# NTSB investigations: Rockwell International S-2R, 1999

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 LAX99LA312](https://openairdocs.org/ntsb/LAX99LA312.md): Rockwell S-2R · Acampo, CA · Accident · Minor injuries · Limited investigation · Final report · Sep 19, 1999 · N4168X · Destroyed
  > The pilot's failure to maintain runway alignment, which resulted in the aircraft encountering high vegetation, the loss of directional control, and collision with trees.
- [NTSB FTW99LA247](https://openairdocs.org/ntsb/FTW99LA247.md): Rockwell S-2R · Lookeba, OK · Accident · No injuries · Limited investigation · Final report · Sep 6, 1999 · N4919X · Destroyed
  > The loss of engine power resulting from a cylinder that failed for an undetermined reason.
- [NTSB CHI99LA317](https://openairdocs.org/ntsb/CHI99LA317.md): Ayres S-2R · Brooten, MN · Accident · No injuries · Limited investigation · Final report · Aug 28, 1999 · N8417V · Substantial damage
  > the compressor impeller failure and the unsuitable terrain for landing encountered by the pilot.
- [NTSB FTW99LA225](https://openairdocs.org/ntsb/FTW99LA225.md): Rockwell S-2R · Dermott, AR · Accident · No injuries · Limited investigation · Final report · Aug 16, 1999 · N4896X · Substantial damage
  > The loss of engine power for undetermined reasons. A factor was the lack of suitable terrain for the forced landing.
- [NTSB CHI99LA287](https://openairdocs.org/ntsb/CHI99LA287.md): Rockwell S-2R · Garden City, KS · Accident · No injuries · Limited investigation · Final report · Aug 11, 1999 · N4923X · Substantial damage
  > The pilot's misjudging his pull-up maneuver resulting in contact with the wire. A contributing factor was the wire.
- [NTSB MIA99LA204](https://openairdocs.org/ntsb/MIA99LA204.md): Rockwell S-2R · Isola, MS · Accident · Serious injuries · Limited investigation · Final report · Jul 28, 1999 · N8482V · Destroyed
  > Failure of the No. 4 cylinder due to a leaking intake valve resulting in loss of engine power and collision with a ditch while making a forced landing on unsuitable terrain. Contributing to the accident was improper maintenance adjustment of the engine valves…
- [NTSB SEA99LA125](https://openairdocs.org/ntsb/SEA99LA125.md): Rockwell S-2R · American Falls, ID · Accident · Minor injuries · Limited investigation · Final report · Jul 23, 1999 · N3649X · Substantial damage
  > A loss of engine power for undetermined reasons, and overload of the (right) main landing gear. A contributing factor was the rough terrain.

## 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 year(c."eventDate") = 1999
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('7630202', '7630205'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=7630202&year=1999

---
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.