Cessna 172N N75775 accident near Longmont, Colorado, May 4, 2025
Cessna 172N, registration N75775, operated by ROCKY MOUNTAIN AIRCRAFT SERVICES LLC, was involved in an accident near Longmont, Colorado on May 4, 2025. The NTSB lists the highest injury level as none. Case CEN25LA168 is completed.
ADS-B receivers recorded 50 minutes of the flight, reaching a maximum of 7,000 ft. The last recorded position was at 17:45 UTC, at 5,075 ft and 69 knots, descending at 512 feet per minute, about 2 km from Longmont/Brand Arpt (KLMO).
The nearest weather report, from KLMO (2 km away), showed calm wind, visibility 6 miles or more, no ceiling reported (VFR conditions).
The aircraft is a Cessna 172N registered in United States (Mode S AA3775).
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
- May 4, 2025
- Location
- Longmont, Colorado
- Aircraft
- Cessna 172N
- Registration
- N75775
- Operator
- ROCKY MOUNTAIN AIRCRAFT SERVICES LLC
- Injuries
- None
- NTSB case
- CEN25LA168 (Completed)
- Nearest airport
- Longmont/Brand Arpt (KLMO)
- Recorded flight
- 50 min, max 7,000 ft
- Last recorded position
- 17:45 UTC, 5,075 ft, 69 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 CEN25LA168; ADS-B flight data from adsb.lol (ODbL); weather from NOAA / Iowa Environmental Mesonet and Open-Meteo.