# NTSB CHI81FER39: Piper PA-25, N6140Z, Lake Elmo, MN, May 31, 1981

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: May 31, 1981
- Place: Lake Elmo, MN · LAKE ELMO, MN
- Location: 44.9879° N, 92.9097° W: Placed by OpenAirDocs: center of Lake Elmo, MN, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=44.9879&lon=-92.9097&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious
- Status: Completed, report August 11, 1981
- Report: Brief approved by the director
- NTSB case key (mKey): 125610
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI81FER39
- Page: https://openairdocs.org/ntsb/CHI81FER39

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1335  81/5/31  NR.LAKE ELMO,MN       PIPER PA-25         CR-  0  1  0  COMMERCIAL                COMMERCIAL, AGE 39, 2475
        TIME - 1135                    N6140Z              PX-  0  0  0  AERIAL APPLICATION        TOTAL HOURS, 548 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        NAME OF AIRPORT - LAKE ELMO
        DEPARTURE POINT             INTENDED DESTINATION
         LAKE ELMO,MN                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: TREES                                     IN FLIGHT: CLEANUP SWATH
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - MISJUDGED CLEARANCE
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL -  548                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - CORN                                      TYPE OF CHEMICAL USED - LIQUID CHEMICAL-NONTOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - NOT USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - INSTALLED                             TANK/HOPPER-LOCATION - FORWARD OF PILOT
          TERRAIN-TYPE -ROLLING                                    ELEVATION-AREA BEING TREATED-FEET -  935
          SWATH RUN-HOW FLOWN - WIND CALM
```

## Aircraft

- Registration: [N6140Z](https://openairdocs.org/aircraft/N6140Z), registered now, S/N 25-164 (OpenAirDocs)
- Reported make and model: PIPER PA-25
- Registry model: [Piper PA-25](https://openairdocs.org/model/piper-pa-25) (registry code 7102502) (OpenAirDocs)
- Registry engine: [Lycoming 0-320 series](https://openairdocs.org/engine/lycoming-0-320-series) (registry code 41508, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed
- Airport: Lake Elmo

## 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 19810531031019A](https://openairdocs.org/incident/19810531031019A), May 31, 1981: Piper PA25, Lake Elmo, MN, Destroyed. Ag pilot hit trees during spraying operation.

## Other investigations on N6140Z (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 CHI82DA369](https://openairdocs.org/ntsb/CHI82DA369), Sep 30, 1982: Piper PA-25-180 (N6140Z), Baldwin, WI, 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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