# Accident 19980719024859A: Tmpson NAVIONG, Telluride, CO, July 19, 1998

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: July 19, 1998, 16:15 local time
- Place: Telluride, CO
- Airport: Telluride Regional Airport
- Damage: Substantial damage
- Phase of flight: Forced Landing
- Operating rules: General operating rules (Part 91)
- Location: 37.9392° N, 107.9008° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=37.9392&lon=-107.9008&mi=10
- Aircraft: N2498T, a cancelled registration (https://openairdocs.org/deregistered/N2498T-1998-12-01) (OpenAirDocs)
- Registry model: Navion NAVION G (registry code 6150120, https://openairdocs.org/model/navion-navion-g) (OpenAirDocs)
- Reported make and model: TMPSON NAVIONG
- Reported engine: CONT IO470H
- Fatal injuries: 0
- Pilot flight hours: 5,832 total, 1,136 in this make and model, 23 in the last 90 days
- NTSB investigation: [NTSB FTW98LA320](https://openairdocs.org/ntsb/FTW98LA320) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19980719024859A

## Narrative

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

(.4)DURING A VISUAL APPROACH, WHILE TURNING BASE LEG FOR LANDING AT THE END OF A CROSS-COUNTRY FLIGHT, THE ENGINE LOST ALL POWER AND THE AIRCRAFT LANDED IN TREES OFF THE APPROACH END OF THE RUNWAY OF INTENDED USE. EXAMINATION OF THE ENGINE PROVIDED NO EVIDENCE OF MECHANICAL FAILURE OR MALFUNCTION; HOWEVER, IT DID PROVIDE EVIDENCE OF AN OVERLY LEAN MIXTURE IN THE FORM OF WHITE CARBON LIKE MATERIAL ON THE SPARK PLUGS.  VERIFICATION OF FUEL REMAINING AT THE TIME OF THE ACCIDENT WAS NOT POSSIBLE DUE TO IMPACT DAMAGE WHICH COMPROMISED THE FUEL SYSTEM.                                              (-23)AT FINAL APPROACH TO LANDING RUNWAY 27 AT TEX LOST POWER AT APPROX 300' ABOVE LANDING HEIGHT, UNABLE TO REGAIN POWER LANDED OFF AIRPORT.

## The NTSB's investigation of this event (1)

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date, checked against the reported serial number, make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

- [NTSB FTW98LA320](https://openairdocs.org/ntsb/FTW98LA320), Jul 19, 1998: Navion G (N2498T), Telluride, CO, substantial damage. Probable cause: Pilot operating the aircraft with an overly lean mixture. A factor was unsuitable terrain for a forced landing.

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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