# NTSB ANC73FAG31: Piper PA-24, N7422P, Chignik Lagn, AK, September 2, 1972

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: September 2, 1972
- Place: Chignik Lagn, AK · CHIGNIK LAGN, AK
- Location: 56.3043° N, 158.5003° W: Placed by OpenAirDocs: center of Chignik Lagoon, AK, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=56.3043&lon=-158.5003&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 4 uninjured
- Status: Completed, report March 20, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 163278
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=ANC73FAG31
- Page: https://openairdocs.org/ntsb/ANC73FAG31

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2489   72/9/2    CHIGNIK LAGN,ALAS   PIPER PA-24         CR-  0  0  1  NONCOMMERCIAL             COMMERCIAL, FL.INSTR.,
        TIME - 2100                    N7422P              PX-  0  0  3  PLEASURE/PERSONAL TRANSP  AGE 40, 5500 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            500 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        NAME OF AIRPORT - CHIGNIK FISHERIES
        DEPARTURE POINT             INTENDED DESTINATION         LAST ENROUTE STOP
          CHIGNIK LAGN,ALAS           ANCHORAGE,ALAS               KING SALMON,ALAS
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           PROPELLER/ROTOR FAILURE: PROPELLER                       TAKEOFF: INITIAL CLIMB
           DITCHING                                                 LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           POWERPLANT - PROPELLER AND ACCESSORIES: BLADES
           MISCELLANEOUS ACTS,CONDITIONS - MATERIAL FAILURE
           TERRAIN - OTHER
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - SEPARATION IN FLIGHT
           MISCELLANEOUS ACTS,CONDITIONS - AIRCRAFT CAME TO REST IN WATER
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON WATER
        REMARKS- ACFT FORCED LNDD IN LAGOON,SANK.
```

## Aircraft

- Registration: [N7422P](https://openairdocs.org/deregistered/N7422P-2014-09-10), registration cancelled 2014-09-10, S/N 24-2610, built 1961 (OpenAirDocs)
- Reported make and model: PIPER PA-24
- Registry model: [Piper PA-24-250](https://openairdocs.org/model/piper-pa-24-250) (registry code 7102404) (OpenAirDocs)
- Registry engine: [Lycoming 0-540 series](https://openairdocs.org/engine/lycoming-0-540-series) (registry code 41532, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Chignik Fisheries

## Other investigations on N7422P (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 SEA68O0001](https://openairdocs.org/ntsb/SEA68O0001), Jul 12, 1967: Piper PA-24 (N7422P), Tsuniah Lake, Canada, 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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