# NTSB SEA71DYA36: Piper PA-25, N7118Z, Idaho Falls, ID, June 15, 1971

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: June 15, 1971
- Place: Idaho Falls, ID · IDAHO FALLS, ID
- Location: 43.4896° N, 112.0353° W: Placed by OpenAirDocs: center of Idaho Falls, ID, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=43.4896&lon=-112.0353&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious
- Status: Completed, report February 7, 1972
- Report: Brief approved by the director
- NTSB case key (mKey): 161376
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA71DYA36
- Page: https://openairdocs.org/ntsb/SEA71DYA36

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-1968  71/6/15    IDAHO FALLS,ID      PIPER PA-25         CR-  0  1  0  COMMERCIAL                COMMERCIAL, AGE 41, 2000
        TIME - 0720                    N7118Z              PX-  0  0  0  AERIAL APPLICATION        TOTAL HOURS, 1500 IN
                                       DAMAGE-DESTROYED    OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
          IDAHO FALLS,ID              LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           COLLIDED WITH: OBJECT                                    IN FLIGHT: PULLUP FROM SWATH RUN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - IMPROPER IN-FLIGHT DECISIONS OR PLANNING
           PILOT IN COMMAND - MISJUDGED CLEARANCE
        FACTOR(S)
           WEATHER - HIGH DENSITY ALTITUDE
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          CLEAR                                                    UNLIMITED
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          NONE                                                      60
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 1500                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - GRAIN FIELDS                              TYPE OF CHEMICAL USED - LIQUID CHEMICAL-TOXIC
          PILOT' S SEAT BELT -UNKNOWN/NOT REPORTED                 GLOVES - NOT USED
          GOGGLES - USED                                           CRASH HELMET - AVAILABLE-NOT USED
          COCKPIT CRASHPAD - NOT INSTALLED                         CRASH BAR - NOT INSTALLED
          TANK/HOPPER-LOCATION - FORWARD OF PILOT                  TERRAIN-TYPE -ROLLING
          SWATH RUN-HOW FLOWN - WIND CALM
         FIRE AFTER IMPACT
        REMARKS- SPRAYING FLD SURROUNDED BY RISING TERRAIN. HIT RIDGE. DENSITY ALT ABOUT 8300 FT.
```

## Aircraft

- Registration: [N7118Z](https://openairdocs.org/deregistered/N7118Z-1974-07-02), registration cancelled 1974-07-02, S/N 25-2915 (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: Destroyed

## Other investigations on N7118Z (2)

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 SEA68F0270](https://openairdocs.org/ntsb/SEA68F0270), Apr 3, 1968: Piper PA-25 (N7118Z), Colfax, WA, substantial damage
- [NTSB SEA67D0261](https://openairdocs.org/ntsb/SEA67D0261), Feb 11, 1967: Piper PA-25 (N7118Z), Colfax, WA, 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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