Aero Vodochody L-39C N339L accident near Granite Falls, Minnesota, July 21, 2025
Aero Vodochody L-39C, registration N339L, was involved in an accident near Granite Falls, Minnesota on July 21, 2025. The NTSB lists the highest injury level as fatal, with 2 people on board. Case CEN25FA269 is in work.
ADS-B receivers recorded 15 minutes of the flight, reaching a maximum of 20,600 ft. The last recorded position was at 22:26 UTC, at 5,300 ft and 173 knots, descending at 2,176 feet per minute, about 2 km from Granite Falls Muni (KGDB).
The nearest weather report, from KGDB (2 km away), showed wind 130° at 11 knots gusting 15, visibility 6 miles or more, ceiling 1,200 ft (MVFR conditions).
This page reconstructs the flight from public ADS-B data for information only. The NTSB report is the authority on what happened and why.
Key facts
- Date
- July 21, 2025
- Location
- Granite Falls, Minnesota
- Aircraft
- Aero Vodochody L-39C
- Registration
- N339L
- Injuries
- Fatal (2 on board)
- NTSB case
- CEN25FA269 (In work)
- Nearest airport
- Granite Falls Muni (KGDB)
- Recorded flight
- 15 min, max 20,600 ft
- Last recorded position
- 22:26 UTC, 5,300 ft, 173 kt
3D flight replay
Replay the recorded flight in 3D with the weather, light and terrain at the time, flight instruments reconstructed from the aircraft's ADS-B transmissions, and automatically detected events.
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Sources: NTSB case CEN25FA269; ADS-B flight data from adsb.lol (ODbL); weather from NOAA / Iowa Environmental Mesonet and Open-Meteo.