# NTSB OAK75FXQ24: Cessna T210, N6817R, Mammoth Lks, CA, October 14, 1974

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: October 14, 1974
- Place: Mammoth Lks, CA · MAMMOTH LKS, CA
- Location: 37.6244° N, 118.9884° W: Placed by OpenAirDocs: center of Mammoth Lakes, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=37.6244&lon=-118.9884&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 2 uninjured
- Status: Completed, report November 13, 1974
- Report: Brief approved by the director
- NTSB case key (mKey): 132450
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK75FXQ24
- Page: https://openairdocs.org/ntsb/OAK75FXQ24

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3179  74/10/14   MAMMOTH LKS,CALIF   CESSNA T210         CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 31, 400
        TIME - 1030                    N6817R              PX-  0  0  1  BUSINESS                  TOTAL HOURS, 50 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - MAMMOTH LAKES
        DEPARTURE POINT             INTENDED DESTINATION
          BAKERSFIELD,CALIF           MAMMOTH LKS,CALIF
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: DESCENDING
           COLLIDED WITH: OBJECT                                    LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER OPERATION OF POWERPLANT & POWERPLANT CONTROLS
           MISCELLANEOUS ACTS,CONDITIONS - ENGINE LOADED UP
           TERRAIN - HIGH OBSTRUCTIONS
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
         FIRE AFTER IMPACT
        REMARKS- FULL RICH MIXTURE AT 9500,LONG IDLE DESCENT.
```

## Aircraft

- Registration: [N6817R](https://openairdocs.org/deregistered/N6817R-1974-12-02), registration cancelled 1974-12-02, S/N T210-0217 (OpenAirDocs)
- Reported make and model: CESSNA T210
- Registry model: [Cessna T210G](https://openairdocs.org/model/cessna-t210g) (registry code 2073432) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Mammoth Lakes

## FAA reports on this event (1)

The FAA's own accident and incident reports, matched to the aircraft by N-number and date (OpenAirDocs).

- [Accident 19741014034509A](https://openairdocs.org/incident/19741014034509A), Oct 14, 1974: Cessna T210G, Mammoth Lks, CA, Destroyed. Full rich mixture at 9500,long idle descent.

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.

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