# NTSB CHI81FA055: Mooney M20K, N231DZ, Campbell Hill, IL, May 10, 1981

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: May 10, 1981
- Place: Campbell Hill, IL · CAMPBELL HILL, IL
- Location: 37.9308° N, 89.5514° W: Placed by OpenAirDocs: center of Campbell Hill, IL, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=37.9308&lon=-89.5514&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal
- Status: Completed, report December 9, 1981
- Report: Brief approved by the director
- NTSB case key (mKey): 125338
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI81FA055
- Page: https://openairdocs.org/ntsb/CHI81FA055

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2744  81/5/10    CAMPBELL HILL,IL    MOONEY M20K         CR-  1  0  0  NONCOMMERCIAL             COMMERCIAL, AGE 49, 2123
        TIME - 1638                    N231DZ              PX-  0  0  0  BUSINESS                  TOTAL HOURS, 1272 IN
                                       DAMAGE-DESTROYED    OT-  0  0  0                            TYPE, INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          MEMPHIS,TN                  LOUISVILLE,KY
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           AIRFRAME FAILURE: IN FLIGHT                              IN FLIGHT: UNCONTROLLED DESCENT
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER IN-FLIGHT DECISIONS OR PLANNING
           MISCELLANEOUS ACTS,CONDITIONS - ICE INDUCTION
           PILOT IN COMMAND - EXCEEDED DESIGNED STRESS LIMITS OF AIRCRAFT
        FACTOR(S)
           WEATHER - ICING CONDITIONS-INCLUDES SLEET,FREEZING RAIN,ETC.
           WEATHER - TURBULENCE, ASSOCIATED W/CLOUDS AND/OR THUNDERSTORMS
           WEATHER - THUNDERSTORM ACTIVITY
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
           AIRFRAME - WINGS: RIBS,STRINGER,CAP STRIPS
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, IN PERSON
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          OVERCAST                                                  600
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          2 MILES OR LESS                                          RAIN
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          FOG                                                       50
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          IFR                                                      IFR
        REMARKS- DRNG WX BRIEFING PLT STATED HE HAD TO BE IN LOUISVILLE BY 6PM FOR A VERY IMPORTANT MEETING.
```

## Aircraft

- Registration: [N231DZ](https://openairdocs.org/deregistered/N231DZ-2012-09-04), registration cancelled 2012-09-04, S/N 25-0199, built 1979 (OpenAirDocs)
- Reported make and model: MOONEY M20K
- Registry model: [Mooney M20K](https://openairdocs.org/model/mooney-m20k) (registry code 5870220) (OpenAirDocs)
- Registry engine: [Continental TSIO-360 series](https://openairdocs.org/engine/continental-tsio-360-series) (registry code 17019, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed

## 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 19810510023509A](https://openairdocs.org/incident/19810510023509A), May 10, 1981: Mooney M20K, Campbell Hill, IL, Destroyed. Flew into area of thunderstorms. Lost power. Most likely induction icing. Broke up in flight. Severe weather NOTAMS

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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