# NTSB MKC78DER39: Hiller UH-12E, N61CW, Bemidji, MN, April 13, 1978

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: April 13, 1978
- Place: Bemidji, MN · BEMIDJI, MN
- Location: 47.4870° N, 94.8827° W: Placed by OpenAirDocs: center of Bemidji, MN, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=47.4870&lon=-94.8827&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report December 6, 1978
- Report: Brief approved by the director
- NTSB case key (mKey): 141523
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC78DER39
- Page: https://openairdocs.org/ntsb/MKC78DER39

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3059  78/4/13    BEMIDJI,MN          HILLER UH-12E       CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 54, 12863
        TIME - 1540                    N61CW               PX-  0  0  0  ASSOC FIRE CTL ACTIVITY   TOTAL HOURS, 352 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - BEMIDJI MUNI
        DEPARTURE POINT             INTENDED DESTINATION
          BEMIDJI,MN                  LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: CONTROLLED                  IN FLIGHT: HOVERING
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO MAINTAIN ADEQUATE ROTOR R.P.M.
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - AIRCRAFT CAME TO REST IN WATER
```

## Aircraft

- Registration: [N61CW](https://openairdocs.org/deregistered/N61CW-2003-10-22), registration cancelled 2003-10-22, S/N HA3052, built 1976 (OpenAirDocs)
- Reported make and model: HILLER UH-12E
- Registry model: [Hiller UH-12E](https://openairdocs.org/model/hiller-uh-12e) (registry code 4360122) (OpenAirDocs)
- Registry engine: [Lycoming VO-540 series](https://openairdocs.org/engine/lycoming-vo-540-series) (registry code 41534, reciprocating) (OpenAirDocs)
- Category: Helicopter
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Bemidji Muni

## 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 19780413033689A](https://openairdocs.org/incident/19780413033689A), Apr 13, 1978: Hiller UH12C, Bemidji, 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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