# NTSB NYC79DA062: Piper PA-18, N811H, Martha'S Vnyrd, MA (Atlantic Ocean), July 19, 1979

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 19, 1979
- Place: Martha'S Vnyrd, MA (Atlantic Ocean) · MARTHA'S VNYRD,MA, AO
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report January 24, 1980
- Report: Brief approved by the director
- NTSB case key (mKey): 133759
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC79DA062
- Page: https://openairdocs.org/ntsb/NYC79DA062

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3165  79/7/19  NR.MARTHA'S VNYRD,MA  PIPER PA-18         CR-  0  0  1  COMMERCIAL                PRIVATE, AGE 28, 2086
        TIME - 1315                    N811H               PX-  0  0  0  FISH SPOTTING             TOTAL HOURS, 1900 IN
                                       DAMAGE-DESTROYED    OT-  0  0  0                            TYPE, UNK/NR INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          OAK BLUFFS,MA               RETURN
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: NORMAL CRUISE
           DITCHING                                                 LANDING: LEVEL OFF/TOUCHDOWN
        PROBABLE CAUSE(S)
           POWERPLANT - MISCELLANEOUS: POWERPLANT FAILURE FOR UNDETERMINED REASONS
        FACTOR(S)
           MISCELLANEOUS ACTS,CONDITIONS - AIRCRAFT CAME TO REST IN WATER
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON WATER
        REMARKS- ACFT SANK,NOT RCVRD.
```

## Aircraft

- Registration: [N811H](https://openairdocs.org/deregistered/N811H-1981-02-23), registration cancelled 1981-02-23, S/N 18-7892 (OpenAirDocs)
- Reported make and model: PIPER PA-18
- Registry model: [Piper PA-18-150](https://openairdocs.org/model/piper-pa-18-150) (registry code 7101828) (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 19790719037149A](https://openairdocs.org/incident/19790719037149A), Jul 19, 1979: Piper PA18, Martha'S Vineya, MA, Destroyed. Engine ran rough. Lost power, ditched acft in ocean. Acft sank. Cause of engine problem unknown.

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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