# NTSB DEN79FTM21: Grumman G-164A, N6589, Richfield, UT, July 21, 1979

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: July 21, 1979
- Place: Richfield, UT · RICHFIELD, UT
- Location: 38.7612° N, 112.0929° W: Placed by OpenAirDocs: center of Richfield, UT, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=38.7612&lon=-112.0929&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report August 31, 1979
- Report: Brief approved by the director
- NTSB case key (mKey): 135148
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN79FTM21
- Page: https://openairdocs.org/ntsb/DEN79FTM21

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1516  79/7/21  NR.RICHFIELD,UT       GRUMMAN G-164A      CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 36, 7500
        TIME - 0900                    N6589               PX-  0  0  0  AERIAL APPLICATION        TOTAL HOURS, 1000 IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
         RICHFIELD,UT                RICHFIELD,UT
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: MANEUVER TO AVOID OBSTRUCTION
           NOSE OVER/DOWN                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISMANAGEMENT OF FUEL
           MISCELLANEOUS ACTS,CONDITIONS - MISCALCULATED FUEL CONSUMPTION
           MISCELLANEOUS ACTS,CONDITIONS - FUEL EXHAUSTION
        FACTOR(S)
           POWERPLANT - POWERPLANT-INSTRUMENTS: FUEL FLOW INDICATOR
           MISCELLANEOUS ACTS,CONDITIONS - STUCK
           TERRAIN - WET,SOFT GROUND
        COMPLETE POWER LOSS - COMPLETE ENGINE FAILURE/FLAMEOUT-1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 4000                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - OTHER                                     TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - NOT 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 -  5300                SWATH RUN-HOW FLOWN - WIND CALM
```

## Aircraft

- Registration: [N6589](https://openairdocs.org/deregistered/N6589-2013-04-30), registration cancelled 2013-04-30, S/N 730, built 1970 (OpenAirDocs)
- Reported make and model: GRUMMAN G-164A
- Registry model: [Grumman G-164A](https://openairdocs.org/model/grumman-g-164a) (registry code 3952704) (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: Substantial damage

## 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 19790721017559A](https://openairdocs.org/incident/19790721017559A), Jul 21, 1979: Gulstm G164A, Richfield, UT, Substantial damage. Engine stop. Due to fuel exhaustion during ag run. Landed, flipped over. Fuel gauge defective.

## Other investigations on N6589 (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 DEN84LA224](https://openairdocs.org/ntsb/DEN84LA224), Jul 15, 1984: Grumman G-164A (N6589), Richey, MT, destroyed
- [NTSB DEN76FTM47](https://openairdocs.org/ntsb/DEN76FTM47), Aug 23, 1976: Grumman G-164A (N6589), Leland, UT, 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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