# NTSB SEA69D0220: Grumman G-164, N702Y, Colfax, WA, March 26, 1969

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: March 26, 1969
- Place: Colfax, WA · COLFAX, WA
- Location: 46.9108° N, 117.3290° W: Placed by OpenAirDocs: center of Colfax, WA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=46.9108&lon=-117.3290&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report June 25, 1969
- Report: Brief approved by the director
- NTSB case key (mKey): 189402
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA69D0220
- Page: https://openairdocs.org/ntsb/SEA69D0220

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1117  69/3/26    COLFAX,WASH         GRUMMAN G-164       CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 46, 4000
        TIME - 1300                    N702Y               PX-  0  0  0  ASSOC CROP CTL ACTIVITY   TOTAL HOURS, 250 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: CONTROLLED                  IN FLIGHT: EN ROUTE TO TREAT CROP
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER IN-FLIGHT DECISIONS OR PLANNING
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
        FACTOR(S)
           TERRAIN - HIGH OBSTRUCTIONS
           MISCELLANEOUS ACTS,CONDITIONS - LOAD NOT JETTISONED
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL -  400                       KIND OF OPERATION - FERTILIZING (LIQUID)
          KIND OF CROP - GRAIN FIELDS                              TYPE OF CHEMICAL USED - LIQUID CHEMICAL-NONTOXIC
          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 -HILLY
          ELEVATION-AREA BEING TREATED-FEET -  2200
        REMARKS- FLEW INTO RISING TERRAIN. STRUCK CREST OF HILL.
```

## Aircraft

- Registration: [N702Y](https://openairdocs.org/deregistered/N702Y-1973-09-14), registration cancelled 1973-09-14, S/N 314 (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: Substantial damage

## Other investigations on N702Y (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 LAX73FUJ40](https://openairdocs.org/ntsb/LAX73FUJ40), Dec 3, 1972: Grumman G164 (N702Y), Chandler, AZ, 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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