# NTSB UNK64X2989: Piper PA22, N3257Z, Klamath Falls, OR, July 23, 1964

- Type: NTSB accident investigation
- Classification: Accident · Fatal · Closed
- Date: July 23, 1964
- Place: Klamath Falls, OR · KLAMATH FALLS, OR
- Location: 42.2158° N, 121.7758° W: Placed by OpenAirDocs: center of Klamath Falls, OR, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.2158&lon=-121.7758&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Fatal
- Injuries: 2 fatal
- Status: Completed, report December 2, 1964
- Report: Brief approved by the director
- NTSB case key (mKey): 182604
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK64X2989
- Page: https://openairdocs.org/ntsb/UNK64X2989

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
2-0582  64/7/23    KLAMATH FALLS ORE   PIPER PA22          CR-  2  0  0  MISCELLANEOUS             PRIVATE, AGE 37, 258
        TIME - 0730                    N3257Z              PX-  0  0  0  DEMONSTRATION             TOTAL HOURS, 204 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL                                                    IN FLIGHT: LOW PASS
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
           WEATHER - TURBULENCE IN FLIGHT,CLEAR AIR
        WEATHER BRIEFING - UNKNOWN/NOT REPORTED
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TYPE OF WEATHER CONDITIONS
          NONE                                                     VFR
        TYPE OF FLIGHT PLAN
          NONE
```

## Aircraft

- Registration: [N3257Z](https://openairdocs.org/deregistered/N3257Z-1964-09-02), registration cancelled 1964-09-02, S/N 22-7206 (OpenAirDocs)
- Reported make and model: PIPER PA22
- Registry model: [Piper PA-22-150](https://openairdocs.org/model/piper-pa-22-150) (registry code 7102210) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed

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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