# NTSB MKC79DCD36: Grumman G-164, N13MZ, Masonville, IA, August 29, 1979

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: August 29, 1979
- Place: Masonville, IA · MASONVILLE, IA
- Location: 42.4798° N, 91.5915° W: Placed by OpenAirDocs: center of Masonville, IA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=42.4798&lon=-91.5915&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report October 3, 1979
- Report: Brief approved by the director
- NTSB case key (mKey): 134217
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=MKC79DCD36
- Page: https://openairdocs.org/ntsb/MKC79DCD36

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2756  79/8/29  NR.MASONVILLE,IA      GRUMMAN G-164       CR-  0  0  1  COMMERCIAL                COMMERCIAL, FL.INSTR.,
        TIME - 1900                    N13MZ               PX-  0  0  0  AERIAL APPLICATION        AGE 48, 2680 TOTAL HOURS,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            155 IN TYPE, NOT
                                                                                                   INSTRUMENT RATED.
        NAME OF AIRPORT - MANCHESTER MUNI
        DEPARTURE POINT             INTENDED DESTINATION
          INDEPDENDENCE,IA            LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL: MUSH                                              IN FLIGHT: FLAREOUT FOR SWATH RUN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - UNKNOWN/NOT REPORTED       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - CORN                                      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 - INSTALLED
          TANK/HOPPER-LOCATION - FORWARD OF PILOT                  TERRAIN-TYPE -ROLLING
          ELEVATION-AREA BEING TREATED-FEET -  1150                SWATH RUN-HOW FLOWN - WIND CALM
```

## Aircraft

- Registration: [N13MZ](https://openairdocs.org/aircraft/N13MZ), registered now, S/N 219 (OpenAirDocs)
- Reported make and model: GRUMMAN G-164
- Registry model: [Grumman American Avn. G-164](https://openairdocs.org/model/grumman-american-avn-g-164) (registry code 3960201) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Manchester Muni

## 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 19790829022749A](https://openairdocs.org/incident/19790829022749A), Aug 29, 1979: Gulstm G164, Masonville, IA, Substantial damage. Stalled ag aircraft during turn around after spray run.

## Other investigations on N13MZ (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 MKC80DCD31](https://openairdocs.org/ntsb/MKC80DCD31), Aug 30, 1980: Grumman G-164 (N13MZ), Hampton, IA, 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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