# NTSB investigations, 1998, ND: Loss of engine power

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 CHI98LA348](https://openairdocs.org/ntsb/CHI98LA348.md): Cessna A185F · Bottineau, ND · Accident · No injuries · Limited investigation · Final report · Sep 4, 1998 · N1005F · Substantial damage
  > The partial loss of engine power for undetermined reasons, and the pilot's excessive use of brake pressure which resulted in the aircraft nosing over..
- [NTSB CHI98LA301](https://openairdocs.org/ntsb/CHI98LA301.md): Grumman-Schweizer G-164A · La Moure, ND · Accident · No injuries · Limited investigation · Final report · Aug 4, 1998 · N8693H · Substantial damage
  > a loss of engine power due to undetermined reasons.
- [NTSB CHI98LA292](https://openairdocs.org/ntsb/CHI98LA292.md): Bell M74L · Grand Forks, ND · Accident · No injuries · Limited investigation · Final report · Jul 31, 1998 · N1001N · Substantial damage
  > The worn rotor clutch shoes, and subsequent loss of main rotor rpm.
- [NTSB CHI98LA271](https://openairdocs.org/ntsb/CHI98LA271.md): Vollmers Sonerai II L · Lincoln, ND · Accident · Minor injuries · Limited investigation · Final report · Jul 11, 1998 · N317WM · Substantial damage
  > Loss of engine power due to a corroded ignition wire. Related factors were the tailwind, and ditch.
- [NTSB CHI98LA236](https://openairdocs.org/ntsb/CHI98LA236.md): Air Tractor AT301 · Langdon, ND · Accident · No injuries · Limited investigation · Final report · Jul 3, 1998 · N7301Y · Substantial damage
  > the total loss of engine power for reasons undetermined. A factor was rough and uneven 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") = 1998
  AND c."eventStateOrRegion" = 'ND' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o."occurrenceNumber" = 1 AND o."occurrenceCode" = 350)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?occurrence=350&state=ND&year=1998

---
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.