# NTSB SEA81FYP07: Piper PA-25, N4991Y, Colville, WA, February 28, 1981

- Type: NTSB accident investigation
- Classification: Accident · Serious injuries · Closed
- Date: February 28, 1981
- Place: Colville, WA · COLVILLE, WA
- Location: 48.5454° N, 117.8985° W: Placed by OpenAirDocs: center of Colville, WA, within about 6 miles (OpenAirDocs)
- Nearby events: https://openairdocs.org/map.md?lat=48.5454&lon=-117.8985&mi=10
- Phase of flight: [Maneuvering](https://openairdocs.org/ntsb-phases/450) (OpenAirDocs' grouping)
- Highest injury: Serious injuries
- Injuries: 1 serious
- Status: Completed, report April 10, 1981
- Report: Brief approved by the director
- NTSB case key (mKey): 127357
- NTSB case page: https://web.ntsb.gov/investigations/?ntsbnumber=SEA81FYP07
- Page: https://openairdocs.org/ntsb/SEA81FYP07

## NTSB brief

```
----------------------------------------------------------------------------------------------------------------------------
 FILE    DATE          LOCATION          AIRCRAFT DATA       INJURIES       FLIGHT                        PILOT DATA
                                                               F  S M/N     PURPOSE
----------------------------------------------------------------------------------------------------------------------------
3-0295  81/2/28  NR.COLVILLE,WA        PIPER PA-25         CR-  0  1  0  COMMERCIAL                COMMERCIAL, AGE 32, 1846
        TIME - 1400                    N4991Y              PX-  0  0  0  AERIAL APPLICATION        TOTAL HOURS, 615 IN TYPE,
                                       DAMAGE-DESTROYED    OT-  0  0  0                            NOT INSTRUMENT RATED.
        DEPARTURE POINT             INTENDED DESTINATION
         COLVILLE,WA                  LOCAL
        TYPE OF ACCIDENT                                         PHASE OF OPERATION
           STALL: SPIN                                              IN FLIGHT: STARTING SWATH RUN
        PROBABLE CAUSE(S)
           PILOT IN COMMAND - FAILED TO OBTAIN/MAINTAIN FLYING SPEED
        FACTOR(S)
           WEATHER - DOWNDRAFT,UPDRAFTS
        WEATHER BRIEFING - NO RECORD OF BRIEFING RECEIVED
        WEATHER FORECAST - FORECAST SUBSTANTIALLY CORRECT
        SKY CONDITION                                            CEILING AT ACCIDENT SITE
          SCATTERED                                                 3400
        VISIBILITY AT ACCIDENT SITE                              PRECIPITATION AT ACCIDENT SITE
          5 OR OVER(UNLIMITED)                                     NONE
        OBSTRUCTIONS TO VISION AT ACCIDENT SITE                  TEMPERATURE-F
          HAZE                                                      53
        WIND DIRECTION-DEGREES                                   WIND VELOCITY-KNOTS
          280                                                       15
        TYPE OF WEATHER CONDITIONS                               TYPE OF FLIGHT PLAN
          VFR                                                      NONE
         SPECIAL DATA
          TOTAL HOURS IN CROP CONTROL -  615                       KIND OF OPERATION - FERTILIZING (DUST)
          KIND OF CROP - GRAIN FIELDS                              TYPE OF CHEMICAL USED - DRY CHEMICAL-NONTOXIC
          PILOT' S SEAT BELT -FASTENED-PROPERLY                    GLOVES - USED
          GOGGLES - NOT USED                                       CRASH HELMET - AVAILABLE USED
          COCKPIT CRASHPAD - INSTALLED                             CRASH BAR - NOT INSTALLED
          TANK/HOPPER-LOCATION - FORWARD OF PILOT                  TERRAIN-TYPE -LEVEL,FLAT
          ELEVATION-AREA BEING TREATED-FEET -  3000                SWATH RUN-HOW FLOWN - CROSSWIND
         FIRE AFTER IMPACT
        REMARKS- HIT TREES DURING SPIN RECOVERY ABOUT 200 FT BELOW RIDGE.
```

## Aircraft

- Registration: [N4991Y](https://openairdocs.org/deregistered/N4991Y-2012-09-05), registration cancelled 2012-09-05, S/N 25-4803, built 1968 (OpenAirDocs)
- Reported make and model: PIPER PA-25
- Registry model: [Piper PA-25-260](https://openairdocs.org/model/piper-pa-25-260) (registry code 7102508) (OpenAirDocs)
- Registry engine: [Lycoming 0-540 series](https://openairdocs.org/engine/lycoming-0-540-series) (registry code 41532, reciprocating) (OpenAirDocs)
- Category: Airplane
- Engines: reciprocating
- Damage: Destroyed

## 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 19810228006219A](https://openairdocs.org/incident/19810228006219A), Feb 28, 1981: Piper PA25260, Colville, WA, Destroyed. Stalled ag airplane during pull-up to clear a ridge at end of swath run. Possible windshear.

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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