# NTSB OAK72FXQ11: Mooney M-20, N886B, Lee Vining, CA, August 22, 1971

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: August 22, 1971
- Place: Lee Vining, CA · LEE VINING, CA
- Location: 37.9564° N, 119.1223° W: Placed by OpenAirDocs: center of Lee Vining, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=37.9564&lon=-119.1223&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious, 1 minor, 1 uninjured
- Status: Completed, report April 12, 1972
- Report: Brief approved by the director
- NTSB case key (mKey): 162129
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK72FXQ11
- Page: https://openairdocs.org/ntsb/OAK72FXQ11

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3284  71/8/22    LEE VINING,CALIF    MOONEY M-20         CR-  0  1  0  NONCOMMERCIAL             PRIVATE, AGE 28, 1535
        TIME - 1130                    N886B               PX-  0  0  2  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 35 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          LEE VINING,CALIF            LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL: MUSH                                              IN FLIGHT: OTHER
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED DISTANCE,SPEED,AND ALTITUDE
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
           MISCELLANEOUS ACTS,CONDITIONS - FLEW INTO BLIND CANYON
        FACTOR(S)
           WEATHER - HIGH DENSITY ALTITUDE
           TERRAIN - HIGH OBSTRUCTIONS
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        WEATHER FORECAST - UNKNOWN/NOT REPORTED
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          NONE                                                      40
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
          CALM                                                     VFR
        TYPE OF FLIGHT PLAN
          NONE
        REMARKS- LOCATING SHEEP.HIT TREE,CONTINUED FLT.UN TURN AROUND,CLEAR MTNS. CRASHED AT 8800FT LEVEL.
```

## Aircraft

- Registration: [N886B](https://openairdocs.org/deregistered/N886B-2013-03-11), registration cancelled 2013-03-11, S/N 1049, built 1956 (OpenAirDocs)
- Reported make and model: MOONEY M-20
- Registry model: [Mooney M20](https://openairdocs.org/model/mooney-m20) (registry code 5870202) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage

## Other investigations on N886B (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 FTW67F0512](https://openairdocs.org/ntsb/FTW67F0512), Apr 1, 1967: Mooney M20 (N886B), League City, TX, substantial damage

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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.