# NTSB OAK67D0106: Cessna 182, N4742D, Mammoth Lakes, CA, July 16, 1966

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 16, 1966
- Place: Mammoth Lakes, CA · MAMMOTH LAKES, 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: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 4 uninjured
- Status: Completed, report October 28, 1966
- Report: Brief approved by the director
- NTSB case key (mKey): 121624
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK67D0106
- Page: https://openairdocs.org/ntsb/OAK67D0106

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2400  66/7/16    MAMMOTH LAKES CAL   CESSNA 182          CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, AGE 34, 679
        TIME - 1245                    N4742D              PX-  0  0  3  BUSINESS                  TOTAL HOURS, 25 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - LONG VALLEY
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           HARD LANDING                                             LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER LEVEL OFF
        FACTOR(S)
           WEATHER - HIGH DENSITY ALTITUDE
        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                                                      70
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           5                                                       VFR
        TYPE OF FLIGHT PLAN
          NONE
```

## Aircraft

- Registration: [N4742D](https://openairdocs.org/deregistered/N4742D-2001-04-24), registration cancelled 2001-04-24, S/N 34842 (OpenAirDocs)
- Reported make and model: CESSNA 182
- Registry model: [Cessna 182A](https://openairdocs.org/model/cessna-182a) (registry code 2072704) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Long Valley

## Other investigations on N4742D (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 CHI00FA227](https://openairdocs.org/ntsb/CHI00FA227), Jul 28, 2000: Cessna 182A (N4742D), Sauk City, WI, destroyed, 4 fatal. Probable cause: VFR flight into IMC encountered by the pilot and exceeding the design limits of the aircraf. A factor was flight to a destination alternate not performed by the pilot.

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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