# NTSB CHI65A0082: Mooney M20E, N7143U, Orfordville, WI, March 21, 1965

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: March 21, 1965
- Place: Orfordville, WI · ORFORDVILLE, WI
- Location: 42.6294° N, 89.2573° W: Placed by OpenAirDocs: center of Orfordville, WI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.6294&lon=-89.2573&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal, 2 serious, 3 minor
- Status: Completed, report August 18, 1965
- Report: Brief approved by the director
- NTSB case key (mKey): 179288
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI65A0082
- Page: https://openairdocs.org/ntsb/CHI65A0082

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0324  65/3/21    ORFORDVILLE WIS     MOONEY M20E         CR-  0  1  0  NONCOMMERCIAL             PRIVATE, AGE 30, 150
        TIME - 2300                    N7143U              PX-  1  1  3  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 55 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           COLLISION WITH GROUND/WATER: CONTROLLED                  LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           MISCELLANEOUS ACTS,CONDITIONS - FUEL STARVATION
           MISCELLANEOUS ACTS,CONDITIONS - ICE-CARBURETOR
           WEATHER - CONDITIONS CONDUCIVE TO CARB./INDUCTION SYSTEM ICING
           PERSONNEL - PRODUCTION-DESIGN-PERSONNEL: OTHER
           PERSONNEL - WEATHER PERSONNEL: INCORRECT WEATHER FORECAST
        FACTOR(S)
           WEATHER - LOW CEILING
           WEATHER - SNOW
        WEATHER BRIEFING - BRIEFING RECEIVED-METHOD UNKNOWN
        WEATHER FORECAST - WEATHER CONSIDERABLY WORSE THAN FORECAST
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          OVERCAST                                                  2000
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          3 MILES OR LESS                                          SNOW
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          FOG                                                       15
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          170                                                       3
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      VFR
        REMARKS- MANUFACTURERS INSTRUCTIONS FOR USE OF POWER BOOST ON EARLY MODELS WAS INADEQUATE.
```

## Aircraft

- Registration: [N7143U](https://openairdocs.org/deregistered/N7143U-1965-09-24), registration cancelled 1965-09-24, S/N 382 (OpenAirDocs)
- Reported make and model: MOONEY M20E
- Registry model: [Mooney M20E](https://openairdocs.org/model/mooney-m20e) (registry code 5870212) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed

## Other investigations on N7143U (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 MKC65D0086](https://openairdocs.org/ntsb/MKC65D0086), Feb 18, 1965: Mooney 21 (N7143U), Hopkins, MN, 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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