# Incident 19990916034799I: Doug DC931, Detroit, MI, September 16, 1999

- Type: FAA incident report (Accident/Incident Data System), as reported
- Date: September 16, 1999, 13:30 local time
- Place: Detroit, MI
- Airport: Detroit Metro Wayne County
- Phase of flight: Normal Cruise
- Operating rules: Air carrier (Part 121)
- Operator: NWAA
- Location: 42.2124° N, 83.3534° W: Placed by OpenAirDocs at DETROIT METRO WAYNE COUNTY (DTW), within about a mile (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.2124&lon=-83.3534&mi=10
- Aircraft: N963N, a cancelled registration (https://openairdocs.org/deregistered/N963N-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-1 (registry code 52044, https://openairdocs.org/engine/pratt-whitney-jt8d-1) (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/19990916034799I

## Narrative

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

(-23) AT START OF DESCENT FROM FLIGHT LEVEL 260 TO 12000 FEET CABIN PRESSURE WAS LOST AND CABIN PRESSURE CLIMBED FROM 5000 FEET TO 16000 FEET BEFORE CREW WAS ABLE TO GAIN CONTROL. CREW PERFORMED RAPID DECENT PROCEDURES AND DECLARED EMERGENCY WITH ALL OXYGEN MASKS DEPLOYED.  CREW WAS ABLE TO LAND AIRCRAFT UNEVENTFUL.

## Other reports on N963N (8)

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

- [Incident 19970705023089I](https://openairdocs.org/incident/19970705023089I), Jul 5, 1997: Doug DC931 (N963N), Flint, MI. Smoke in cockpit en route. Landed. Smoke stopped when generators turned off. Switch shorted. Breakers failed.
- [Incident 19901006059499I](https://openairdocs.org/incident/19901006059499I), Oct 6, 1990: Doug DC931 (N963N), Cedar Rapids, IA, Minor damage. Bird strike on final. Made go around to clear windshield. Landed safely.
- [Incident 19891217063969I](https://openairdocs.org/incident/19891217063969I), Dec 17, 1989: Doug DC931 (N963N), Great Falls, MT. Left engine did not accelerate properly on takeoff. Aborted. Suspect surge valve did not close fully.
- [Incident 19840502022609I](https://openairdocs.org/incident/19840502022609I), May 2, 1984: Doug DC9 (N963N), Memphis, TN. Loss of pressurization at cruise altitude. Changed the outflow valve actuator and differential pressure sensor.
- [Incident 19820304008559I](https://openairdocs.org/incident/19820304008559I), Mar 4, 1982: Doug DC931 (N963N), Memphis, TN. Crew experienced an unsafe gear indication. Normal landing was made. Found a broken wire on down lock switch.
- [Incident 19800904082389I](https://openairdocs.org/incident/19800904082389I), Sep 4, 1980: Doug DC9 (N963N), Memphis, TN. Engine shut down due to a rise in fuel temp. Fuel heat valve found stuck open.
- [Incident 19800211031379I](https://openairdocs.org/incident/19800211031379I), Feb 11, 1980: Doug DC9 (N963N), Atlanta, GA. Flight diverted due longitudinal trim problem. Primarytrim motor replaced.
- [Incident 19790126003599I](https://openairdocs.org/incident/19790126003599I), Jan 26, 1979: Doug DC9 (N963N), Detroit, MI. Gear unsafe light, landed safely, gear door hook to roller clearance was out of limits.

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.

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