# NTSB OAK76DVG97: Piper PA-18, N4271Z, Calistoga, CA, August 5, 1976

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 5, 1976
- Place: Calistoga, CA · CALISTOGA, CA
- Location: 38.5814° N, 122.5827° W: Placed by OpenAirDocs: center of Calistoga, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=38.5814&lon=-122.5827&mi=10
- Phase of flight: [Landing](https://openairdocs.org/ntsb-phases/550) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report September 21, 1976
- Report: Brief approved by the director
- NTSB case key (mKey): 155535
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK76DVG97
- Page: https://openairdocs.org/ntsb/OAK76DVG97

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2192   76/8/5    CALISTOGA,CA        PIPER PA-18         CR-  0  0  1  MISCELLANEOUS             COMMERCIAL, AGE 20, 478
        TIME - 1500                    N4271Z              PX-  0  0  0  TOWING GLIDERS            TOTAL HOURS, 100 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - CALISTOGA
        DEPARTURE POINT             INTENDED DESTINATION
          CALISTOGA,CA                LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           GROUND-WATER LOOP-SWERVE                                 LANDING: LEVEL OFF/TOUCHDOWN
           NOSE OVER/DOWN                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER OPERATION OF BRAKES AND/OR FLIGHT CONTROLS
           WEATHER - UNFAVORABLE WIND CONDITIONS
        WEATHER BRIEFING - UNKNOWN/NOT REPORTED
        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                  RELATIVE BEARING OF WIND
          NONE                                                     RIGHT CROSS WIND 068-112 DEGREES
        TEMPERATURE-F                                            WIND DIRECTION-DEGREES
           70                                                      180
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           15                                                      VFR
        TYPE OF FLIGHT PLAN
          NONE
        REMARKS- GUSTING TO 15K.
```

## Aircraft

- Registration: [N4271Z](https://openairdocs.org/aircraft/N4271Z), registered now, S/N 18-8517, built 1967 (OpenAirDocs)
- Reported make and model: PIPER PA-18
- Registry model: [Piper PA-18-150](https://openairdocs.org/model/piper-pa-18-150) (registry code 7101828) (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
- Airport: Calistoga

## 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 19760805025869A](https://openairdocs.org/incident/19760805025869A), Aug 5, 1976: Piper PA18150, Calistoga, CA, Substantial damage. Gusting to 15K.

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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