# NTSB MKC78FTK30: Cessna 175A, N6986E, Mud Butte, SD, July 30, 1978

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 30, 1978
- Place: Mud Butte, SD · MUD BUTTE, SD
- Location: 45.0047° N, 102.8777° W: Placed by OpenAirDocs: center of Mud Butte, SD, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=45.0047&lon=-102.8777&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report October 17, 1978
- Report: Brief approved by the director
- NTSB case key (mKey): 140142
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC78FTK30
- Page: https://openairdocs.org/ntsb/MKC78FTK30

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2490  78/7/30    MUD BUTTE,SD        CESSNA 175A         CR-  0  0  1  NONCOMMERCIAL             STUDENT, AGE 34, 86 TOTAL
        TIME - 1230                    N6986E              PX-  0  0  0  PLEASURE/PERSONAL TRANSP  HOURS, 56 IN TYPE, NOT
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        NAME OF AIRPORT - PRIVATE STRIP
        DEPARTURE POINT             INTENDED DESTINATION
          MUD BUTTE,SD                CASPER,WY
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: FENCE,FENCEPOSTS                          TAKEOFF: INITIAL CLIMB
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           PILOT IN COMMAND - SELECTED UNSUITABLE TERRAIN
        FACTOR(S)
           WEATHER - HIGH DENSITY ALTITUDE
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TYPE OF WEATHER CONDITIONS
          NONE                                                     VFR
        TYPE OF FLIGHT PLAN
          NONE
         FIRE AFTER IMPACT
        REMARKS- DENSITY ALTITUDE APPROXIMATELY 4600FT.ROUGH SOD STRIP WITH 6-8IN GRASS & APPROX 1% UPHILL RISE.
```

## Aircraft

- Registration: [N6986E](https://openairdocs.org/deregistered/N6986E-2009-09-16), registration cancelled 2009-09-16, S/N 56486, built 1960 (OpenAirDocs)
- Reported make and model: CESSNA 175A
- Registry model: [Cessna 175A](https://openairdocs.org/model/cessna-175a) (registry code 2072504) (OpenAirDocs)
- Registry engine: [Continental GO-300 series](https://openairdocs.org/engine/continental-go-300-series) (registry code 17024, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Private Strip

## 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 19780730028019A](https://openairdocs.org/incident/19780730028019A), Jul 30, 1978: Cessna 175A, Mud Butte, SD, Substantial damage. Density altitude approximately 4600FT.rough sod strip with 6-8IN s & approx 1 uphill rise.

## Other investigations on N6986E (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 FTW65F0018](https://openairdocs.org/ntsb/FTW65F0018), Apr 11, 1965: Cessna 175A (N6986E), Perryton, TX, 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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