# NTSB SEA75DYA13: Piper PA-18, N6509C, Tetonia, ID, August 21, 1974

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: August 21, 1974
- Place: Tetonia, ID · TETONIA, ID
- Location: 43.8146° N, 111.1587° W: Placed by OpenAirDocs: center of Tetonia, ID, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=43.8146&lon=-111.1587&mi=10
- Phase of flight: [Initial climb](https://openairdocs.org/ntsb-phases/350) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious
- Status: Completed, report March 6, 1975
- Report: Brief approved by the director
- NTSB case key (mKey): 138632
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA75DYA13
- Page: https://openairdocs.org/ntsb/SEA75DYA13

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-4230  74/8/21  NR.TETONIA,ID         PIPER PA-18         CR-  0  1  0  COMMERCIAL                COMMERCIAL, AGE 48, 2000
        TIME - 1900                    N6509C              PX-  0  0  0  ASSOC CROP CTL ACTIVITY   TOTAL HOURS, 1100 IN
                                       DAMAGE-SUBSTANTIAL  OT-  0  0  0                            TYPE, NOT INSTRUMENT
                                                                                                   RATED.
        DEPARTURE POINT             INTENDED DESTINATION
         TETONIA,ID                   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)
           PILOT IN COMMAND - INADEQUATE PREFLIGHT PREPARATION AND/OR PLANNING
           WEATHER - HIGH DENSITY ALTITUDE
           MISCELLANEOUS ACTS,CONDITIONS - LOAD NOT JETTISONED
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        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                                                      70
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          230                                                       5
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL - 2000                       KIND OF OPERATION - SPRAYING CROPS
          KIND OF CROP - GRAIN FIELDS                              TYPE OF CHEMICAL USED - LIQUID CHEMICAL-NONTOXIC
          PILOT' S SEAT BELT -UNKNOWN/NOT REPORTED                 GLOVES - USED
          GOGGLES - NOT USED                                       CRASH HELMET - NOT AVAILABLE
          COCKPIT CRASHPAD - NOT INSTALLED                         CRASH BAR - NOT INSTALLED
          TANK/HOPPER-LOCATION - BELLY
        REMARKS- DENSITY ALT ABT 8800FT
```

## Aircraft

- Registration: [N6509C](https://openairdocs.org/aircraft/N6509C), registered now, S/N 18-1927 (OpenAirDocs)
- Reported make and model: PIPER PA-18
- Registry model: [Piper PA-18-135](https://openairdocs.org/model/piper-pa-18-135) (registry code 7101820) (OpenAirDocs)
- Registry engine: [Lycoming 0-290 series](https://openairdocs.org/engine/lycoming-0-290-series) (registry code 41506, 4 cycle) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Substantial 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 19740821027809A](https://openairdocs.org/incident/19740821027809A), Aug 21, 1974: Piper PA18S125, Tetonia, ID, Substantial damage. Density alt abt 8800FT

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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