# NTSB UNK64X3319: Piper PA25, N6879Z, Donna, TX, August 10, 1964

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 10, 1964
- Place: Donna, TX · DONNA, TX
- Location: 26.1631° N, 98.0341° W: Placed by OpenAirDocs: center of Donna, TX, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=26.1631&lon=-98.0341&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report October 26, 1964
- Report: Brief approved by the director
- NTSB case key (mKey): 182397
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=UNK64X3319
- Page: https://openairdocs.org/ntsb/UNK64X3319

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2427  64/8/10    DONNA TEX           PIPER PA25          CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 42, 12000
        TIME - 1120                    N6879Z              PX-  0  0  0  AERIAL APPLICATION        TOTAL HOURS, 900 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: CROP                                      IN FLIGHT: STARTING SWATH RUN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED ALTITUDE AND CLEARANCE
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 4000                       KIND OF OPERATION - DEFOLIATION (LIQUID)
          KIND OF CROP - COTTON                                    TYPE OF CHEMICAL USED - LIQUID CHEMICAL-NONTOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - NOT USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE-NOT USED
          COCKPIT CRASHPAD - NOT INSTALLED                         TANK/HOPPER-LOCATION - FORWARD OF PILOT
          TERRAIN-TYPE -LEVEL,FLAT                                 ELEVATION-AREA BEING TREATED-FEET -  40
          SWATH RUN-HOW FLOWN - CROSSWIND
```

## Aircraft

- Registration: [N6879Z](https://openairdocs.org/deregistered/N6879Z-1964-09-11), registration cancelled 1964-09-11, S/N 25-2604 (OpenAirDocs)
- Reported make and model: PIPER PA25
- Registry model: [Piper PA-25-235](https://openairdocs.org/model/piper-pa-25-235) (registry code 7102504) (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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