# NTSB OAK71DVD21: Maule M-4, N4170C, Newark, CA, December 12, 1970

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: December 12, 1970
- Place: Newark, CA · NEWARK, CA
- Location: 37.5039° N, 122.0323° W: Placed by OpenAirDocs: center of Newark, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=37.5039&lon=-122.0323&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report February 25, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 159332
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK71DVD21
- Page: https://openairdocs.org/ntsb/OAK71DVD21

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2047  70/12/12 NR.NEWARK,CALIF       MAULE M-4           CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 47, 103
        TIME - 1430                    N4170C              PX-  0  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 5 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          HAYWARD,CALIF               SAN JOSE,CALIF
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: CLIMB TO CRUISE
           NOSE OVER/DOWN                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           MISCELLANEOUS ACTS,CONDITIONS - WATER IN FUEL
           TERRAIN - WET,SOFT GROUND
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        REMARKS- APRX PINT OF FUEL-WATER DRAINED ON PREFLT.FUEL-WATER FOUND IN TANKS.NO QUICK DRAIN SYS FOR TANKS.
```

## Aircraft

- Registration: [N4170C](https://openairdocs.org/aircraft/N4170C), registered now, S/N 11 (OpenAirDocs)
- Reported make and model: MAULE M-4
- Registry model: [Maule BEE DEE M-4](https://openairdocs.org/model/maule-bee-dee-m-4) (registry code 5460102) (OpenAirDocs)
- Registry engine: [Continental 0-300 series](https://openairdocs.org/engine/continental-0-300-series) (registry code 17022, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage

## Other investigations on N4170C (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 SEA82DA147](https://openairdocs.org/ntsb/SEA82DA147), Aug 21, 1982: Maule BEE DEE M-4 (N4170C), Yakima, WA, 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.

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