# NTSB OAK79DVG31: Grumman G-164A, N10212, Gridley, CA, April 8, 1979

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: April 8, 1979
- Place: Gridley, CA · GRIDLEY, CA
- Location: 39.3629° N, 121.6975° W: Placed by OpenAirDocs: center of Gridley, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=39.3629&lon=-121.6975&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious
- Status: Completed, report June 12, 1979
- Report: Brief approved by the director
- NTSB case key (mKey): 137077
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK79DVG31
- Page: https://openairdocs.org/ntsb/OAK79DVG31

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0802   79/4/8  NR.GRIDLEY,CA         GRUMMAN G-164A      CR-  0  1  0  COMMERCIAL                COMMERCIAL, AGE 25, 5050
        TIME - 0856                    N10212              PX-  0  0  0  AERIAL APPLICATION        TOTAL HOURS, 40 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: UNCONTROLLED                IN FLIGHT: NORMAL CRUISE
        PROBABLE CAUSE(S)
           MISCELLANEOUS - UNDETERMINED
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 3400                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - CLOVER                                    TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - NOT USED
          GOGGLES - 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 -  150                 SWATH RUN-HOW FLOWN - CROSSWIND
         FIRE AFTER IMPACT
        REMARKS- ACDT UNOBSERVED,CAUSE FOR LOSS OF CONTROL UNDETERMINED.PILOT HAS NO RECOLLECTION OF LOSS OF CNTL.
```

## Aircraft

- Registration: [N10212](https://openairdocs.org/deregistered/N10212-1980-07-11), registration cancelled 1980-07-11, S/N 12 (OpenAirDocs)
- Reported make and model: GRUMMAN G-164A
- Registry model: [Schweizer G164A](https://openairdocs.org/model/schweizer-g164a) (registry code 8059053) (OpenAirDocs)
- Category: Airplane
- Engines: turbo prop
- Damage: Destroyed

## 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 19790408008869A](https://openairdocs.org/incident/19790408008869A), Apr 8, 1979: Gulstm G164A, Gridley, CA, Destroyed. Acft hit ground in a steep nose low attitude. Pilot not affected by chemical. Pilot has no memory of accident.

## Other investigations on N10212 (2)

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 OAK78DVG56](https://openairdocs.org/ntsb/OAK78DVG56), Jun 29, 1978: Grumman G-164 (N10212), Willows, CA, substantial damage
- [NTSB OAK77DVG28](https://openairdocs.org/ntsb/OAK77DVG28), Apr 11, 1977: Grumman G-164A (N10212), Butte City, CA, substantial damage

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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