# NTSB DEN77DQG07: Cessna 188, N4947Q, Clovis, NM, July 29, 1977

- Type: NTSB accident investigation
- Classification: Accident · Minor injuries · Closed
- Date: July 29, 1977
- Place: Clovis, NM · CLOVIS, NM
- Location: 34.4386° N, 103.1942° W: Placed by OpenAirDocs: center of Clovis, NM, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=34.4386&lon=-103.1942&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Minor injuries
- Injuries: 1 minor
- Status: Completed, report November 2, 1977
- Report: Brief approved by the director
- NTSB case key (mKey): 158691
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN77DQG07
- Page: https://openairdocs.org/ntsb/DEN77DQG07

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2768  77/7/29  NR.CLOVIS, NM         CESSNA 188          CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 35, 2383
        TIME - 1330                    N4947Q              PX-  0  0  0  AERIAL APPLICATION        TOTAL HOURS, 187 IN TYPE,
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          FARWELL, TX                 FARWELL, TX
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           ENGINE FAILURE OR MALFUNCTION                            IN FLIGHT: PROCEDURE TURNAROUND
           NOSE OVER/DOWN                                           LANDING: ROLL
        PROBABLE CAUSE(S)
           POWERPLANT - IGNITION SYSTEM: SPARK PLUG
           TERRAIN - ROUGH/UNEVEN
        PARTIAL POWER LOSS - PARTIAL LOSS OF POWER - 1 ENGINE
        EMERGENCY CIRCUMSTANCES - FORCED LANDING OFF AIRPORT ON LAND
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL -  239                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - CORN                                      TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC
          PILOT' S SEAT BELT -UNKNOWN/NOT REPORTED                 GLOVES - 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 -  4200                SWATH RUN-HOW FLOWN - CROSSWIND
          PROCEDURE TURNAROUND - ENTRY TO PROCEDURE TURN
        REMARKS- 7 OF 12 PLUGS SEVERELY LEADED.
```

## Aircraft

- Registration: [N4947Q](https://openairdocs.org/aircraft/N4947Q), registered now, S/N 18802682T, built 1976 (OpenAirDocs)
- Reported make and model: CESSNA 188
- Registry model: [Cessna A188B](https://openairdocs.org/model/cessna-a188b) (registry code 2073005) (OpenAirDocs)
- Registry engine: [Continental IO-520 series](https://openairdocs.org/engine/continental-io-520-series) (registry code 17032, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: 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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