# NTSB CHI73DEP63: Piper PA-25, N7796Z, Portage, WI, June 4, 1973

- Type: NTSB accident investigation
- Classification: Accident · No injuries · Closed
- Date: June 4, 1973
- Place: Portage, WI · PORTAGE, WI
- Location: 43.5490° N, 89.4659° W: Placed by OpenAirDocs: center of Portage, WI, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=43.5490&lon=-89.4659&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: No injuries
- Injuries: 1 uninjured
- Status: Completed, report July 16, 1973
- Report: Brief approved by the director
- NTSB case key (mKey): 173534
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=CHI73DEP63
- Page: https://openairdocs.org/ntsb/CHI73DEP63

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1667   73/6/4    PORTAGE,WIS         PIPER PA-25         CR-  0  0  1  COMMERCIAL                COMMERCIAL, AGE 40, 2428
        TIME - 0800                    N7796Z              PX-  0  0  0  ASSOC CROP CTL ACTIVITY   TOTAL HOURS, 1700 IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        NAME OF AIRPORT - COWGILL
        DEPARTURE POINT             INTENDED DESTINATION
          PORTAGE,WIS                 LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL: MUSH                                              TAKEOFF: INITIAL CLIMB
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        FACTOR(S)
           TERRAIN - HIGH OBSTRUCTIONS
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 1500                       KIND OF OPERATION - FERTILIZING (DUST)
          KIND OF CROP - GRAIN FIELDS                              TYPE OF CHEMICAL USED - DRY CHEMICAL-NONTOXIC
          PILOT' S SEAT BELT -UNKNOWN/NOT REPORTED                 GLOVES - USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - INSTALLED                             CRASH BAR - INSTALLED
          TANK/HOPPER-LOCATION - FORWARD OF PILOT                  ELEVATION-AREA BEING TREATED-FEET -  940
        REMARKS- SHORT FLD TKOF,ACFT FLEW OUT OF GND EFFECT THEN SETTLED INTO 2ND ROW OF TREES.
```

## Aircraft

- Registration: [N7796Z](https://openairdocs.org/deregistered/N7796Z-1977-07-21), registration cancelled 1977-07-21, S/N 25-3998 (OpenAirDocs)
- Reported make and model: PIPER PA-25
- Registry model: [Piper PA-25-235](https://openairdocs.org/model/piper-pa-25-235) (registry code 7102504) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial damage
- Airport: Cowgill

## 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 19730604015999A](https://openairdocs.org/incident/19730604015999A), Jun 4, 1973: Piper PA25235, Portage, WI, Substantial damage. Short fld tkof,acft flew out of gnd effect then settled into 2nd row of trees.

## Other investigations on N7796Z (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 CHI70F0319](https://openairdocs.org/ntsb/CHI70F0319), Aug 25, 1969: Piper PA-25 (N7796Z), Peshtigo, 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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