# Accident 19940625048539A: Thundr AX777, West Chicago, IL, June 25, 1994

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: June 25, 1994, 07:20 local time
- Place: West Chicago, IL
- Phase of flight: Level Off Touchdown
- Operating rules: General operating rules (Part 91)
- Location: 41.8794° N, 88.2205° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=41.8794&lon=-88.2205&mi=10
- Aircraft: N21WR, a cancelled registration (https://openairdocs.org/deregistered/N21WR-2013-10-31) (OpenAirDocs)
- Registry model: Head Balloons AX7-77 (registry code 4280100, https://openairdocs.org/model/head-balloons-ax7-77) (OpenAirDocs)
- Registry engine: NONE (registry code 00000, https://openairdocs.org/engine/none) (OpenAirDocs)
- Reported make and model: THUNDR AX777
- People aboard: 3
- Fatal injuries: 0
- NTSB investigation: [NTSB CHI94LA284](https://openairdocs.org/ntsb/CHI94LA284) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19940625048539A

## Narrative

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

BALLOON OSCILLATED PRIOR IMPACTING A DIRT MOUND ON LANDING A PASSENGER FRACTURED AN ANKLE.

## 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 CHI94LA284](https://openairdocs.org/ntsb/CHI94LA284), Jun 25, 1994: Head Balloons AX7-77 (N21WR), West Chicago, IL, no damage. Probable cause: the pilot's failure to maintain proper descent rate.

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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