# NTSB OAK71FVG09: Navion A, N707YU, Vacaville, CA, August 12, 1970

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: August 12, 1970
- Place: Vacaville, CA · VACAVILLE, CA
- Location: 38.3586° N, 121.9686° W: Placed by OpenAirDocs: center of Vacaville, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=38.3586&lon=-121.9686&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 4 serious
- Status: Completed, report October 27, 1970
- Report: Brief approved by the director
- NTSB case key (mKey): 116650
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK71FVG09
- Page: https://openairdocs.org/ntsb/OAK71FVG09

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1289  70/8/12    VACAVILLE,CALIF     NAVION A            CR-  0  1  0  NONCOMMERCIAL             COMMERCIAL, AGE 47,
        TIME - 1315                    N707YU              PX-  0  3  0  PLEASURE/PERSONAL TRANSP  UNK/NR TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            UNK/NR IN TYPE,
                                                                                                   INSTRUMENT RATED.
        NAME OF AIRPORT - NUT TREE
        DEPARTURE POINT             INTENDED DESTINATION
          VACAVILLE,CALIF             OAKLAND,CALIF
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            TAKEOFF: RUN
           COLLIDED WITH: DITCHES                                   TAKEOFF: RUN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           PILOT IN COMMAND - MISMANAGEMENT OF FUEL
           MISCELLANEOUS ACTS,CONDITIONS - FUEL STARVATION
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        REMARKS- FUEL TANK SELECTOR R TIP TANK,APRX 1 1/2GAL FUEL IN TANK.MFG RECOMMENDS T/O,AND LDG ON MAIN TANK.
```

## Aircraft

- Registration: N707YU (not matched to a registry record)
- Reported make and model: NAVION A
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Nut Tree

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.