# Accident 20100822044359A: Cessna 172E, Mammoth Lakes, CA, August 22, 2010

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: August 22, 2010, 08:20 local time
- Place: Mammoth Lakes, CA
- Damage: Substantial damage
- Phase of flight: Takeoff: Climb Out
- Operating rules: General operating rules (Part 91)
- Location: 37.6239° N, 118.8386° W: From the FAA
- Nearby events: https://openairdocs.org/map.md?lat=37.6239&lon=-118.8386&mi=10
- Aircraft: N7807U, a cancelled registration (https://openairdocs.org/deregistered/N7807U-2012-07-26) (OpenAirDocs)
- Registry model: Cessna 172E (registry code 2072412, https://openairdocs.org/model/cessna-172e) (OpenAirDocs)
- Registry engine: Continental 0-300 series (registry code 17022, https://openairdocs.org/engine/continental-0-300-series) (OpenAirDocs)
- Reported make and model: CESSNA 172E
- Reported engine: CONT MOTOR 0-300 SER
- People aboard: 4
- Fatal injuries: 0
- Other injuries: 4
- Pilot certificates: Private pilot
- Pilot flight hours: 1,020 total, 300 in this make and model, 20 in the last 90 days
- NTSB investigation: [NTSB WPR10LA417](https://openairdocs.org/ntsb/WPR10LA417) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/20100822044359A

## Narrative

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

PILOT DEPARTED RUNWAY 27 AT KMMH ( MAMMOTH LAKES, CA) AT APPROXIMATELY 0820L WHEN THE DENSITY ALTITUDE WAS 9000 MSL (TEMP 19 DEGREES C, AIRPORT ELEVATION - 7135). WIND CONDITIONS TAKEN FROM THE AWOS AT 0833L WAS 160 AT 6 KNOTS WITH GUSTS TO 14 KNOTS. THE CE-172E AIRCRAFT HAD FOUR PERSONS ( TWO IN THE FRONT AT ESTIMATED 375 LBS, TWO IN THE REAR ESTIMATED 280 LBS, 69 LBS OF BAGGAGE IN THE REAR BAGGAGE AREA AND AN ESTIMATED 26 GALLONS OF FUEL AT 156 LBS. A WITNESS OBSERVED THE PILOT CONDUCT A NORMAL RUNUP OF THE ENGINE PRIOR TO THE TAKEOFF AND THE SOUND OF THE ENGINE APPEARED NORMAL.  THE PILOT MADE A TAKEOFF ON RUNWAY 27 AND THE AIRCRAFT WAS OBSERVED BARELY CLIMBING.  AT APPROXIMATELY 30 TO 50 FEET, THE AIRCRAFT WAS IN A VERY NOSE HIGH ATTITUDE AND THE AIRCRAFT STALLED WITH THE NOSE DROPPING DOWN AND THE RIGHT WING TIP STRIKING THE GROUND FOLLOWED BY THE PROPELLER AND ENGINE.  THE PILOT STATED HE HEARD THE STALL WARNINGHORM OF THE AIRCRAFT.  THE AIRCRAFT CORKWHEELED TO THE RIGHT COMING TO REST 180 DEGREES FROM THE TAKEOFF DIRECTION WITH THE TAIL UP AT APPROXIMATELY 60 DEGREES.  THE AIRCRAFT WEIGHT AND BALANCE DATA WAS NOT LOCATED.  ESTIMATE THE TOTAL WEIGHT OF THE AIRCRAFT WAS 2100-2200 LBS.

## 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 WPR10LA417](https://openairdocs.org/ntsb/WPR10LA417), Aug 22, 2010: Cessna 172E (N7807U), Mammoth Lakes, CA, substantial damage. Probable cause: The pilot’s failure to maintain adequate airspeed and airplane control during takeoff in high density altitude conditions, which resulted in an aerodynamic stall.

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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