# NTSB SEA75DYG49: Grumman G-164, N10243, Dayton, WA, June 20, 1975

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: June 20, 1975
- Place: Dayton, WA · DAYTON, WA
- Location: 46.3168° N, 117.9768° W: Placed by OpenAirDocs: center of Dayton, WA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=46.3168&lon=-117.9768&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed, report October 10, 1975
- Report: Brief approved by the director
- NTSB case key (mKey): 149076
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA75DYG49
- Page: https://openairdocs.org/ntsb/SEA75DYG49

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2630  75/6/20    DAYTON,WA           GRUMMAN G-164       CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 48, 9900
        TIME - 1902                    N10243              PX-  0  0  0  AERIAL APPLICATION        TOTAL HOURS, 4400 IN
                                       DAMAGE-DESTROYED    OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - DAYTON
        DEPARTURE POINT             INTENDED DESTINATION
          DAYTON,WA                   LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: WIRES/POLES                               IN FLIGHT: SWATH RUN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED CLEARANCE
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - UNKNOWN/NOT REPORTED       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - PEAS                                      TYPE OF CHEMICAL USED - UNKNOWN/NOT REPORTED
          PILOT' S SEAT BELT -UNKNOWN/NOT REPORTED                 TERRAIN-TYPE -ROLLING
          ELEVATION-AREA BEING TREATED-FEET -  1350                SWATH RUN-HOW FLOWN - WIND CALM
          PROCEDURE TURNAROUND - FIRST 1/3 TURN
```

## Aircraft

- Registration: [N10243](https://openairdocs.org/deregistered/N10243-1975-08-15), registration cancelled 1975-08-15, S/N 43 (OpenAirDocs)
- Reported make and model: GRUMMAN G-164
- Registry model: [Grumman G-164](https://openairdocs.org/model/grumman-g-164) (registry code 3952702) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Dayton

## 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 19750620018669A](https://openairdocs.org/incident/19750620018669A), Jun 20, 1975: Grumav G164, Dayton, WA, 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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