# NTSB SEA76AS055: Piper PA-23, N6507Y, Hamilton, MT, June 3, 1976

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: June 3, 1976
- Place: Hamilton, MT · HAMILTON, MT
- Location: 46.2526° N, 114.1601° W: Placed by OpenAirDocs: center of Hamilton, MT, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=46.2526&lon=-114.1601&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal
- Status: Completed, report July 14, 1976
- Report: Brief approved by the director
- NTSB case key (mKey): 154007
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA76AS055
- Page: https://openairdocs.org/ntsb/SEA76AS055

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1470   76/6/3    HAMILTON,MT         PIPER PA-23         CR-  1  0  0  NONCOMMERCIAL             PRIVATE, AGE 45, 1701
        TIME - UNK/NR                  N6507Y              PX-  0  0  0  BUSINESS                  TOTAL HOURS, 951 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          MISSOULA,MT                 BOISE,ID
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: CONTROLLED                  IN FLIGHT: NORMAL CRUISE
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED CLEARANCE
           PILOT IN COMMAND - PHYSICAL IMPAIRMENT
           MISCELLANEOUS ACTS,CONDITIONS - ALCOHOLIC IMPAIRMENT OF EFFICIENCY AND JUDGMENT
        FACTOR(S)
           TERRAIN - HIGH OBSTRUCTIONS
         FIRE AFTER IMPACT
        REMARKS- PLT BLOOD ALCOHOL LVL 0.228%.
```

## Aircraft

- Registration: [N6507Y](https://openairdocs.org/deregistered/N6507Y-1976-08-05), registration cancelled 1976-08-05, S/N 27-3796 (OpenAirDocs)
- Reported make and model: PIPER PA-23
- Registry model: [Piper PA-23-250](https://openairdocs.org/model/piper-pa-23-250) (registry code 7102308) (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 19760603017309A](https://openairdocs.org/incident/19760603017309A), Jun 3, 1976: Piper PA23250, Hamilton, MT, Destroyed. Plt blood alcohol lvl 0.228 .

From the NTSB's public API. Aircraft are matched to registry aircraft by N-number and event date; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model.

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