# NTSB OAK66D0225: Grumman G-164, N716Y, Chico, CA, April 5, 1966

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: April 5, 1966
- Place: Chico, CA · CHICO, CA
- Location: 39.7285° N, 121.8375° W: Placed by OpenAirDocs: center of Chico, CA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=39.7285&lon=-121.8375&mi=10
- Phase of flight: [Enroute](https://openairdocs.org/ntsb-phases/400) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report May 2, 1966
- Report: Brief approved by the director
- NTSB case key (mKey): 172538
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=OAK66D0225
- Page: https://openairdocs.org/ntsb/OAK66D0225

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0614   66/4/5    CHICO CALIF         GRUMMAN G-164       CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 27, 300
        TIME - 1025                    N716Y               PX-  0  0  0  ASSOC CROP CTL ACTIVITY   TOTAL HOURS, 75 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLISION WITH GROUND/WATER: CONTROLLED                  IN FLIGHT: EN ROUTE TO RELOADING AREA
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED ALTITUDE
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL -   72                       KIND OF OPERATION - FERTILIZING (DUST)
          KIND OF CROP - RICE                                      TYPE OF CHEMICAL USED - DRY CHEMICAL-NONTOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - INSTALLED                             CRASH BAR - NOT INSTALLED
          TANK/HOPPER-LOCATION - FORWARD OF PILOT                  TERRAIN-TYPE -LEVEL,FLAT
          ELEVATION-AREA BEING TREATED-FEET -  115
         FIRE AFTER IMPACT
```

## Aircraft

- Registration: [N716Y](https://openairdocs.org/deregistered/N716Y-2023-04-25), registration cancelled 2023-04-25, S/N 278, built 1964 (OpenAirDocs)
- Reported make and model: GRUMMAN G-164
- Registry model: [Grumman G-164](https://openairdocs.org/model/grumman-g-164) (registry code 3952702) (OpenAirDocs)
- Registry engine: [Pratt & Whitney R1340 series](https://openairdocs.org/engine/pratt-whitney-r1340-series) (registry code 52016, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed

## Other investigations on N716Y (4)

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 WPR11CA198](https://openairdocs.org/ntsb/WPR11CA198), May 4, 2011: Grumman G-164 (N716Y), Princeton, CA, substantial damage. Probable cause: The pilot’s failure to maintain adequate airspeed while maneuvering, resulting in an aerodynamic stall and collision with terrain.
- [NTSB OAK71FVG65](https://openairdocs.org/ntsb/OAK71FVG65), Apr 15, 1971: Grumman G-164 (N716Y), Biggs, CA, substantial damage
- [NTSB UNK64X3213](https://openairdocs.org/ntsb/UNK64X3213), Aug 4, 1964: Grumman G164 (N716Y), Alpaugh, CA, destroyed
- [NTSB UNK64X2143](https://openairdocs.org/ntsb/UNK64X2143), Jun 6, 1964: Grunnan G164 (N716Y), Alpaugh, 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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