# NTSB NYC75FNE10: Lake LA-4, N39797, East Haddam, CT, September 8, 1974

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: September 8, 1974
- Place: East Haddam, CT · EAST HADDAM, CT
- Location: 41.4532° N, 72.4612° W: Placed by OpenAirDocs: center of East Haddam, CT, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.4532&lon=-72.4612&mi=10
- Phase of flight: [Takeoff](https://openairdocs.org/ntsb-phases/300) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 5 uninjured
- Status: Completed, report October 11, 1974
- Report: Brief approved by the director
- NTSB case key (mKey): 136929
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC75FNE10
- Page: https://openairdocs.org/ntsb/NYC75FNE10

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2659   74/9/8    EAST HADDAM,CONN    LAKE LA-4           CR-  0  0  1  NONCOMMERCIAL             PRIVATE, AGE 51, 509
        TIME - 1630                    N39797              PX-  0  0  4  PLEASURE/PERSONAL TRANSP  TOTAL HOURS, 267 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - CONNECTICUT RIVER
        DEPARTURE POINT             INTENDED DESTINATION
          EAST HADDAM,CONN            SIMSBURY,MASS
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: OBJECT                                    TAKEOFF: RUN
        PROBABLE CAUSE(S)
           TERRAIN - HIDDEN OBSTRUCTIONS
        REMARKS- STRUCK SUBMERGED OBJECT DURING TAKE-OFF RUN,RESULTING PORPOISING DAMAGED NOSE SECTION AND RT FLOAT
```

## Aircraft

- Registration: N39797 (not matched to a registry record)
- Reported make and model: LAKE LA-4
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Connecticut River

## 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 19740908029849A](https://openairdocs.org/incident/19740908029849A), Sep 8, 1974: Conaer LA4200, East Haddam, CT, Substantial damage. Struck submerged object during take-off run,resulting porpoising damaged nose section and rt float

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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