# NTSB NYC75DNA17: Cessna 170B, N2478D, Plymouth, MA, September 19, 1974

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: September 19, 1974
- Place: Plymouth, MA · PLYMOUTH, MA
- Location: 41.9583° N, 70.6638° W: Placed by OpenAirDocs: center of Plymouth, MA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.9583&lon=-70.6638&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed, report December 23, 1974
- Report: Brief approved by the director
- NTSB case key (mKey): 138622
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC75DNA17
- Page: https://openairdocs.org/ntsb/NYC75DNA17

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4110  74/9/19    PLYMOUTH,MASS       CESSNA 170B         CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 19, 350
        TIME - 1300                    N2478D              PX-  0  0  0  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 320 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          PLYMOUTH,MASS               MARSFIELD,MASS
        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
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON WATER
        REMARKS- ENG FAILURE OVR OCEAN.ACFT NOT RCVRD.
```

## Aircraft

- Registration: [N2478D](https://openairdocs.org/deregistered/N2478D-1975-09-17), registration cancelled 1975-09-17, S/N 20630 (OpenAirDocs)
- Reported make and model: CESSNA 170B
- Registry model: [Cessna 170B](https://openairdocs.org/model/cessna-170b) (registry code 2072306) (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 19740919031899A](https://openairdocs.org/incident/19740919031899A), Sep 19, 1974: Cessna 170B, Plymouth, MA, Substantial damage. Eng failure ovr ocean. Acft not rcvrd.

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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