# NTSB NYC75FHM13: Scorpion I, N1580, Stormville, NY, April 12, 1975

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: April 12, 1975
- Place: Stormville, NY · STORMVILLE, NY
- Location: 41.5704° N, 73.7454° W: Placed by OpenAirDocs: center of Stormville, NY, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=41.5704&lon=-73.7454&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious
- Status: Completed, report August 1, 1975
- Report: Brief approved by the director
- NTSB case key (mKey): 201276
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=NYC75FHM13
- Page: https://openairdocs.org/ntsb/NYC75FHM13-201276

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1461  75/4/12    STORMVILLE,NY       SCORPION I          CR-  0  1  0  MISCELLANEOUS             PRIVATE, AGE 42, 262
        TIME - 1300                    N1580               PX-  0  0  0  EXPERIMENTATION           TOTAL HOURS, 31 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - STORMVILLE
        DEPARTURE POINT             INTENDED DESTINATION
          STORMVILLE,NY               LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: NORMAL CRUISE
        PROBABLE CAUSE(S)
           MISCELLANEOUS - UNDETERMINED
        REMARKS- PILOT SAID THERE WAS SUDDEN VIOLENT LATERAL VIBRATION,HIGH ROTOR RPM AND LOSS OF LIFT.
```

## Aircraft

- Registration: [N1580](https://openairdocs.org/deregistered/N1580-2011-04-11), registration cancelled 2011-04-11, S/N 1265, built 1973 (OpenAirDocs)
- Reported make and model: SCORPION I
- Registry model: [Graff SCORPION](https://openairdocs.org/model/graff-scorpion) (registry code 1300875) (OpenAirDocs)
- Registry engine: [Evinrude STARFLITE](https://openairdocs.org/engine/evinrude-starflite) (registry code 25904, reciprocating) (OpenAirDocs)
- Category: Helicopter, amateur-built
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Stormville

## 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 19750412014049A](https://openairdocs.org/incident/19750412014049A), Apr 12, 1975: Amtr 1300861, Stormville, NY, Substantial damage. Pilot said there was sudden violent lateral vibration,high rotor RPM and loss of lift.

## Other investigations on N1580 (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 NYC74DHM20](https://openairdocs.org/ntsb/NYC74DHM20), Mar 24, 1974: Scorpion 1 (N1580), Stormville, NY, 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.

---
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.