# Incident 19910618035849I: Doug DC931, Springfield, MO, June 18, 1991

- Type: FAA incident report (Accident/Incident Data System), as reported
- Date: June 18, 1991, 17:10 local time
- Place: Springfield, MO
- Airport: Springfield Regional
- Phase of flight: Fcd/Prec Ldg From Cruise
- Operating rules: Air carrier (Part 121)
- Operator: TWAA
- Location: 37.2153° N, 93.2982° W: Placed by OpenAirDocs: center of Springfield, MO, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=37.2153&lon=-93.2982&mi=10
- Aircraft: N981Z, a cancelled registration (https://openairdocs.org/deregistered/N981Z-2016-09-19) (OpenAirDocs)
- Registry model: Mcdonnell Douglas DC-9-31 (registry code 302206A, https://openairdocs.org/model/mcdonnell-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: 42
- Fatal injuries: 0
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19910618035849I

## Narrative

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

UNCONTROLLABLE CABIN PRESSURE. DIVERTED AND LANDED. TEMPERATURE CONTROL VALVE BOOT ASSEMBLY REPLACED.

## Other reports on N981Z (3)

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

- [Incident 19980425011859I](https://openairdocs.org/incident/19980425011859I), Apr 25, 1998: Doug DC931 (N981Z), Detroit, MI, Minor damage. Narrative: following aborted takeoff, fire was observed coming out of #2 engine tailpipe. Evacuation was initiated by the captain. The L-1 and R-1 doors were…
- [Incident 19870202016679I](https://openairdocs.org/incident/19870202016679I), Feb 2, 1987: Doug DC931 (N981Z), St Louis, MO. Unsatisfactory gear uplatch check on climb out, returned AD serviced the nose strut.
- [Incident 19811007072919I](https://openairdocs.org/incident/19811007072919I), Oct 7, 1981: Doug DC9 (N981Z), Chicago, IL. Takeoff aborted due to engine smoke. Improperly secured oil filler cap.

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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