# NTSB SEA71DXM08: Piper PA-25, N4573Y, Nampa, ID, August 11, 1970

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 11, 1970
- Place: Nampa, ID · NAMPA, ID
- Location: 43.5407° N, 116.5635° W: Placed by OpenAirDocs: center of Nampa, ID, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=43.5407&lon=-116.5635&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report May 26, 1971
- Report: Brief approved by the director
- NTSB case key (mKey): 110282
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA71DXM08
- Page: https://openairdocs.org/ntsb/SEA71DXM08

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-3160  70/8/11  NR.NAMPA,ID           PIPER PA-25         CR-  0  0  1  COMMERCIAL                COMMERCIAL, FL.INSTR.,
        TIME - 1015                    N4573Y              PX-  0  0  0  AERIAL APPLICATION        AGE 32, 554 TOTAL HOURS,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            98 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
         NAMPA,ID                     LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: CROP                                      IN FLIGHT: STARTING SWATH RUN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED CLEARANCE
        FACTOR(S)
           TERRAIN - HIGH VEGETATION
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL -   90                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - OTHER                                     TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC
          PILOT' S SEAT BELT -UNKNOWN/NOT REPORTED                 GLOVES - NOT USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - INSTALLED                             CRASH BAR - INSTALLED
          TANK/HOPPER-LOCATION - FORWARD OF PILOT                  TERRAIN-TYPE -LEVEL,FLAT
          ELEVATION-AREA BEING TREATED-FEET -  2600
        REMARKS- GR SETTLED INTO ALFALFA. PLT CLOSED THROTTLE. GR HIT DITCH.
```

## Aircraft

- Registration: [N4573Y](https://openairdocs.org/deregistered/N4573Y-2013-07-30), registration cancelled 2013-07-30, S/N 25-4239, built 1967 (OpenAirDocs)
- Reported make and model: PIPER PA-25
- Registry model: [Piper PA-25-235](https://openairdocs.org/model/piper-pa-25-235) (registry code 7102504) (OpenAirDocs)
- Registry engine: [Lycoming 0-540 series](https://openairdocs.org/engine/lycoming-0-540-series) (registry code 41532, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage

## Other investigations on N4573Y (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 SEA81FYA21](https://openairdocs.org/ntsb/SEA81FYA21), Aug 6, 1981: Piper PA-25 (N4573Y), Middleton, ID, 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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