# NTSB CEN27FA016: Piper PA 46-350P, N931TT, Reedsburg, WI, October 14, 2026

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Class 3 · Field · Investigation open
- Date: October 13, 2026, 21:29 local (Oct 14, 2026, 02:29 UTC)
- Place: Reedsburg, WI
- Location: 43.5351° N, 89.9955° W: Placed by OpenAirDocs: center of Reedsburg, WI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=43.5351&lon=-89.9955&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Defining event: [Enroute-cruise: Loss of control in flight](https://openairdocs.org/ntsb-events/240)
- Highest injury: Fatal
- Injuries: 5 fatal
- Status: Investigation ongoing
- Investigation class: Class 3
- NTSB office: Central Region
- NTSB case key (mKey): 204002
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CEN27FA016
- Latest NTSB report (PDF, downloads): https://data.ntsb.gov/carol-repgen/api/Aviation/ReportMain/GenerateNewestReport/204002/pdf
- Page: https://openairdocs.org/ntsb/CEN27FA016

## Sequence of events

The events NTSB coded, in order, by phase of flight. The defining event best describes what happened.

- [Enroute-cruise: Loss of control in flight](https://openairdocs.org/ntsb-events/240) (defining event); cases with it: [Piper PA 46-350P, 23 cases](https://openairdocs.org/ntsb-events/240/sequence.md?model=7104620), [All aircraft, 5,002 cases](https://openairdocs.org/ntsb-events/240/sequence.md)

## Aircraft

- Registration: [N931TT](https://openairdocs.org/aircraft/N931TT), registered now, S/N 4636441, built 2008 (OpenAirDocs)
- Reported make and model: PIPER AIRCRAFT INC PA 46-350P
- Registry model: [Piper PA 46-350P](https://openairdocs.org/model/piper-pa-46-350p) (registry code 7104619) (OpenAirDocs)
- Registry engine: [Lycoming TIO-540-AE2A](https://openairdocs.org/engine/lycoming-tio-540-ae2a) (registry code 41999, reciprocating) (OpenAirDocs)
- Flight: Part 91
- Operator: COMPASS PRO LLC Compass Pro LLC
- Registered owner: COMPASS PRO LLC Compass Pro LLC

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.

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