# NTSB ANC78FA045: Cessna 180, N9427C, Iliamna, AK, July 8, 1978

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: July 8, 1978
- Place: Iliamna, AK · ILIAMNA, AK
- Location: 59.7568° N, 154.9111° W: Placed by OpenAirDocs: center of Iliamna, AK, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=59.7568&lon=-154.9111&mi=10
- Phase of flight: [Approach](https://openairdocs.org/ntsb-phases/500) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 1 fatal
- Status: Completed, report April 12, 1979
- Report: Brief approved by the director
- NTSB case key (mKey): 140423
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC78FA045
- Page: https://openairdocs.org/ntsb/ANC78FA045

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4336   78/7/8  NR.ILIAMNA,AK         CESSNA 180          CR-  1  0  0  NONCOMMERCIAL             COMMERCIAL, AGE 44, 494
        TIME - 1345                    N9427C              PX-  0  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 137 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          ANCHORAGE,AK                KAKHONAK BAY,AK
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL: SPIN                                              LANDING: GO-AROUND
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - CONTINUED FLIGHT INTO KNOWN AREAS OF SEVERE TURBULENCE
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        FACTOR(S)
           PILOT IN COMMAND - PHYSICAL IMPAIRMENT
           MISCELLANEOUS ACTS,CONDITIONS - CARBON MONOXIDE POISONING
           WEATHER - UNFAVORABLE WIND CONDITIONS
        WEATHER BRIEFING - BRIEFED BY FLIGHT SERVICE PERSONNEL, BY RADIO
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          SCATTERED                                                UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  WIND DIRECTION-DEGREES
          NONE                                                     135
        WIND VELOCITY-KNOTS                                      TYPE OF WEATHER CONDITIONS
           25                                                      VFR
        TYPE OF FLIGHT PLAN
          VFR
        REMARKS- FLOAT EQUIPPED,SWAMPY,GUSTS TO 42 KNOTS.CARBON MONOXIDE LEVEL 19.1 PERCENT.
```

## Aircraft

- Registration: [N9427C](https://openairdocs.org/deregistered/N9427C-1982-04-08), registration cancelled 1982-04-08, S/N 31825 (OpenAirDocs)
- Reported make and model: CESSNA 180
- Registry model: [Cessna 180](https://openairdocs.org/model/cessna-180) (registry code 2072602) (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 19780708042889A](https://openairdocs.org/incident/19780708042889A), Jul 8, 1978: Cessna 180, AK, Destroyed

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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