# Incident 19890806061519I: Doug DC931, Great Falls, MT, August 6, 1989

- Type: FAA incident report (Accident/Incident Data System), as reported
- Date: August 6, 1989, 20:20 local time
- Place: Great Falls, MT
- Airport: Great Falls International
- Phase of flight: Final Approach-IFR
- Operating rules: Air carrier (Part 121)
- Operator: NWAA
- Location: 47.4823° N, 111.3703° W: Placed by OpenAirDocs at GREAT FALLS INTL (GTF), within about a mile (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=47.4823&lon=-111.3703&mi=10
- Aircraft: N961N, a cancelled registration (https://openairdocs.org/deregistered/N961N-2008-08-04) (OpenAirDocs)
- Registry model: Douglas DC-9-31 (registry code 3022065, https://openairdocs.org/model/douglas-dc-9-31) (OpenAirDocs)
- Registry engine: Pratt & Whitney JT8D-5 (registry code 52046, https://openairdocs.org/engine/pratt-whitney-jt8d-5) (OpenAirDocs)
- Reported make and model: DOUG DC931
- People aboard: 2
- Fatal injuries: 0
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19890806061519I

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

ANNUNICATOR PANEL HAD SLAT DISAGREEMENT LIGHT. SLATS EXTENDED NORMALLY. HAD A FAULTY DISAGREEMENT LIGHT.

## Other reports on N961N (3)

Matched to the same aircraft by N-number and date.

- [Incident 19851102060409I](https://openairdocs.org/incident/19851102060409I), Nov 2, 1985: Doug DC931 (N961N), Detroit, MI. Tail cone fell off after aircraft landed. External release handle probably pulled at previous station.
- [Incident 19800116017329I](https://openairdocs.org/incident/19800116017329I), Jan 16, 1980: Doug DC931 (N961N), Chicago, IL. Compressor stall at rotation. Engine operated normally at reduced power.
- [Incident 19790918023769I](https://openairdocs.org/incident/19790918023769I), Sep 18, 1979: Doug DC931 (N961N), Chicago, IL. Aux hydraulic switch shorted out, pump kept running. Crew turned it off with the curcuit breaker.

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

---
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.