# NTSB SEA74FYC07: Mooney M20H, N6570B, Silverton, OR, August 4, 1973

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 4, 1973
- Place: Silverton, OR · SILVERTON, OR
- Location: 45.0034° N, 122.7809° W: Placed by OpenAirDocs: center of Silverton, OR, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=45.0034&lon=-122.7809&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 4 uninjured
- Status: Completed, report October 30, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 189003
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA74FYC07
- Page: https://openairdocs.org/ntsb/SEA74FYC07

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2746   73/8/4  NR.SILVERTON,OREG     MOONEY M20H         CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 44, 1075
        TIME - 0625                    N6570B              PX-  0  0  3  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 110 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - CLARENCE DAUB
        DEPARTURE POINT             INTENDED DESTINATION
          ALBANY,OREG                 WENATCHEE,WASH
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           COLLIDED WITH: FENCE,FENCEPOSTS                          LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           POWERPLANT - IGNITION SYSTEM: MAGNETOS
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           PILOT IN COMMAND - MISJUDGED DISTANCE,SPEED,AND ALTITUDE
        FACTOR(S)
           AIRPORTS/AIRWAYS/FACILITIES - AIRPORT CONDITIONS: OTHER
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING ON AIRPORT/SEAPLANE BASE/HELIPT.
        REMARKS- RT MAGNETO FAILED AT BUSHNG SUPPORT.PLT OVRSHT LNDG APPROACH TO DNHILL RWY,OVRRAN RWY.
```

## Aircraft

- Registration: [N6570B](https://openairdocs.org/deregistered/N6570B-2013-04-26), registration cancelled 2013-04-26, S/N 1240, built 1958 (OpenAirDocs)
- Reported make and model: MOONEY M20H
- Registry model: [Mooney M20A](https://openairdocs.org/model/mooney-m20a) (registry code 5870204) (OpenAirDocs)
- Registry engine: [Lycoming O&VO-360 series](https://openairdocs.org/engine/lycoming-o-vo-360-series) (registry code 41514, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Clarence Daub

## 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 19730804026049A](https://openairdocs.org/incident/19730804026049A), Aug 4, 1973: Mooney M20A, Silverton, OR, Substantial damage. Rt magneto failed at bushng support. Plt ovrsht lndg approach to dnhill rwy,ovrran rwy.

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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