# NTSB ANC76AA141: Hughes 369HS, N9098F, Angoon, AK, September 27, 1976

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: September 27, 1976
- Place: Angoon, AK · ANGOON, AK
- Location: 57.4448° N, 134.4853° W: Placed by OpenAirDocs: center of Angoon, AK, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=57.4448&lon=-134.4853&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 4 serious
- Status: Completed, report November 19, 1976
- Report: Brief approved by the director
- NTSB case key (mKey): 149702
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC76AA141
- Page: https://openairdocs.org/ntsb/ANC76AA141

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3315  76/9/27  NR.ANGOON,AK          HUGHES 369HS        CR-  0  1  0  COMMERCIAL                COMMERCIAL, AGE 27, 2339
        TIME - 1550                    N9098F              PX-  0  3  0  AIR TAXI-PASSG            TOTAL HOURS, 1279 IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION         LAST ENROUTE STOP
         ANGOON,AK                    RETURN                       FIELD SITE
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           COLLIDED WITH: TREES                                     LANDING: POWER-OFF AUTOROTATIVE LANDING
        PROBABLE CAUSE(S)
           POWERPLANT - MISCELLANEOUS: OTHER
           MISCELLANEOUS ACTS,CONDITIONS - FUEL STARVATION
           WEATHER - DOWNDRAFT,UPDRAFTS
        FACTOR(S)
           PILOT IN COMMAND - ATTEMPTED OPERATION W/KNOWN DEFICIENCIES IN EQUIPMENT
           TERRAIN - HIGH OBSTRUCTIONS
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          BROKEN                                                    1500
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          4 MILES OR LESS                                          NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TYPE OF WEATHER CONDITIONS
          NONE                                                     VFR
        TYPE OF FLIGHT PLAN
          NONE
        REMARKS- N2 RPM EXCEEDED RED LINE CAUSING GOV TO SHUT OFF FUEL SUPPLY. PLT PREV PULLED ENG-OUT WARNING CB.
```

## Aircraft

- Registration: N9098F (not matched to a registry record)
- Reported make and model: HUGHES 369HS
- Category: Helicopter
- Engines: turbo shaft
- Damage: Substantial damage

## 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 19760927036529A](https://openairdocs.org/incident/19760927036529A), Sep 27, 1976: Hughes 369HS, Angoon, AK, Substantial damage. N2 RPM exceeded red line causing gov to shut off fuel supply. Plt prev pulled eng-out warning cb.

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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.