Robinson R22 N8560M
29 April 1990 · Mammoth Lakes, California, United States · Minor injuries
Summary
On 29 April 1990 at about 14:10 local time, a Robinson R22 registered N8560M was involved in an accident near Mammoth Lakes, California, United States. 2 people were on board and 2 had minor injuries. The aircraft was substantially damaged. The NTSB has published a probable cause for this accident; it is quoted in full below.
The record
- Date
- at 14:10
- Classification
- Accident
- Location
- Mammoth Lakes, California, United States
- Coordinates
- 37.5797, -118.8400
- Aircraft
- Robinson R22
- Registration
- N8560M
- Category
- Helicopter
- Engines
- 1
- Operator
- Not recorded
- Operating rule
- Part 91: General Aviation
- Purpose of flight
- Personal
- Phase of flight
- Not recorded
- Route
- Bishop → Minden
- Aircraft damage
- Substantial
- Weather
- VMC
- Light
- Day
- NTSB number
- LAX90LA157
People
2 people had minor injuries.
| On board | Died | Serious | Minor | Uninjured |
|---|---|---|---|---|
| 2 | 0 | 0 | 2 | 0 |
Probable cause
PILOT'S ENCOUNTER WITH A STRONG DOWNDRAFT WHILE CRUISING AT AN INADEQUATE ALTITUDE. A CONTRIBUTING FACTOR WAS THE HIGH ALTITUDE WHICH LIMITED AVAILABLE ENGINE POWER FOR RECOVERY.
Quoted verbatim from the NTSB record. This site does not paraphrase or interpret it.
Read the full NTSB narrative
THE PILOT ENCOUNTERED A STRONG DOWNDRAFT WHILE CRUISING AT 250 TO 300 FEET AGL. HE LOST CONTROL OF THE HELICOPTER, WAS UNABLE TO ARREST THE DESCENT, AND COLLIDED WITH 7000 MSL TERRAIN.
Quoted verbatim from the NTSB record.
Other Robinson R22 accidents
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 9 May 1990 | Robinson R22 | Irvine, California, United States | - | No injuries | - |
| 30 May 1990 | Robinson R22 | Corona, California, United States | - | No injuries | - |
| 29 Sep 1990 | Robinson R22 | Albany, Texas, United States | Lange Helicopters, Inc. | Minor injuries | - |
| 23 May 1990 | Robinson R22 BETA | Griffin, Georgia, United States | Management Counsel, Inc. | Fatal | 1 |
| 9 Aug 1990 | Robinson R22 | Ellensburg, Washington, United States | Skybal Inc. | Serious injuries | - |
| 24 Mar 1990 | Robinson R22 | Phillipsburg, Ohio, United States | M. G. Helicopters | No injuries | - |
Other accidents in this area
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 15 Apr 1990 | Cessna 180 | Soledad, California, United States | - | No injuries | - |
| 10 Oct 1990 | Cessna 150 | Riverside, California, United States | PAR Flight | No injuries | - |
| 17 Apr 1990 | Piper PA46 | Paso Robles, California, United States | Piper Aircraft Corp. | No injuries | - |
| 7 Oct 1990 | Cessna 182M | Bakersfield, California, United States | - | No injuries | - |
| 1 Apr 1990 | Piper J-3 | Creston, California, United States | - | Minor injuries | - |
| 11 Oct 1990 | Bell 47G4 | Merced, California, United States | John W. Myers | Serious injuries | - |