# NTSB DEN80FTM39: Weatherly 201, N9198W, Delta, UT, September 5, 1980

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: September 5, 1980
- Place: Delta, UT · DELTA, UT
- Location: 39.3732° N, 112.5245° W: Placed by OpenAirDocs: center of Delta, UT, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=39.3732&lon=-112.5245&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, 1980
- Report: Brief approved by the director
- NTSB case key (mKey): 128793
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=DEN80FTM39
- Page: https://openairdocs.org/ntsb/DEN80FTM39

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-2132   80/9/5    DELTA,UT            WEATHERLY 201       CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 23, 5162
        TIME - 0800                    N9198W              PX-  0  0  0  AERIAL APPLICATION        TOTAL HOURS, 820 IN TYPE,
                                       DAMAGE-NONE         OT-  0  0  0                            INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          DELTA,UT                    LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: FLAGMAN,LOADER                            IN FLIGHT: STARTING SWATH RUN
        PROBABLE CAUSE(S)
           PERSONNEL - MISCELLANEOUS-PERSONNEL: GROUND SIGNALMAN
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 3800                       KIND OF OPERATION - DEFOLIATION (DUST)
          KIND OF CROP - OTHER                                     TYPE OF CHEMICAL USED - LIQUID CHEMICAL-NONTOXIC
          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 -  4600                SWATH RUN-HOW FLOWN - WIND CALM
        REMARKS- PLT STATED FLAGMAN MOVED INTO ACFT PATH.
```

## Aircraft

- Registration: [N9198W](https://openairdocs.org/deregistered/N9198W-2005-09-26), registration cancelled 2005-09-26, S/N 1033, built 1978 (OpenAirDocs)
- Reported make and model: WEATHERLY 201
- Registry model: [Weatherly 201C](https://openairdocs.org/model/weatherly-201c) (registry code 9630410) (OpenAirDocs)
- Registry engine: [Pratt & Whitney R-985 series](https://openairdocs.org/engine/pratt-whitney-r-985-series) (registry code 52008, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: No 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 19800905039509A](https://openairdocs.org/incident/19800905039509A), Sep 5, 1980: Wthrly 201C, Delta, UT, 1 fatal. Flagman moved into path of ag airplane by mistake, was struck by some part of aircraft.

## Other investigations on N9198W (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 CHI00LA137](https://openairdocs.org/ntsb/CHI00LA137), May 14, 2000: Weatherly 201C (N9198W), Ionia, KS, substantial damage. Probable cause: the partial engine failure for undetermined reasons and the unsuitable terrain for landing encountered by the pilot. A factor to the accident was the hilly terrain condition.

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.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.