# Accident 19990601005939A: Ayres S2C, Paul, ID, June 1, 1999

- Type: FAA accident report (Accident/Incident Data System), as reported
- Date: June 1, 1999, 12:00 local time
- Place: Paul, ID
- Damage: Substantial damage
- Operating rules: Agricultural (Part 137)
- Location: 42.6596° N, 113.8100° W: From the FAA, an estimate near the named town, within about 3 miles
- Nearby events: https://openairdocs.org/map.md?lat=42.6596&lon=-113.8100&mi=10
- Aircraft: N1665S, a cancelled registration (https://openairdocs.org/deregistered/N1665S-2013-04-30) (OpenAirDocs)
- Registry model: Snow S2C (registry code 8380206, https://openairdocs.org/model/snow-s2c) (OpenAirDocs)
- Registry engine: Pratt & Whitney R-985 series (registry code 52008, https://openairdocs.org/engine/pratt-whitney-r-985-series) (OpenAirDocs)
- Reported make and model: AYRES S2C
- NTSB investigation: [NTSB SEA99LA079](https://openairdocs.org/ntsb/SEA99LA079) (OpenAirDocs)
- FAA source: FAA Aviation Safety Information Portal (https://asip.faa.gov/)
- Page: https://openairdocs.org/incident/19990601005939A

## Narrative

As the FAA filed it, in capitals; the FAA replaces private details with ^PRIVACY DATA OMITTED^.

ACFT WAS DEPARTIG PRIVATE STRIP WHEN ACFT LOST LIFT. PILOT DUMPED MOST OF THE LIQUID FERTILIZER BUT CRASHED IN SAGE BRUSH. (-23) PILOT HAD BEEN SPREADING FERTILIZER ALL MORNING USING WHAT WAS BELIEVED TO BE 1150 LBS IN THE HOPPER OF THE AIRCRAFT. HE HAD MADE SIX TRIPS AT THIS WEIGHT PRIOR TO THE ACCIDENT. HE HAD NOTICED THE AIRCRAFT HAD FELT HEAVY THE LAST COUPLE OF LOADS SO HE CUT THE WEIGHT DOWN TO AN ESTIMATED 1050 LBS. WHEN HE TOOK OFF ON THE LAST FLIGHT, THE AIRCRAFT WOULD NOT CLIMB OUT OF GROUND EFFECT AND FLEW INTO RISING TERRAIN IN THE FORM OF ROLLING HILLS. FIELD ELEVATION WAS 4000 FEET AND TEMPERATURE WAS 64 DEGREES FAHRENHEIT. PILOT HAD VERY LITTLE EXPERIENCE IN OPERATING THE AIRCRAFT. HE EXPERIENCED DIFFICULTY IN OPERATING THE DUMP VALVE WHEN HE REALIZED HE WAS NOT GOING TO CLEAR THE TERRAIN NEAR THE END OF THE RUNWAY. A SAFETY RECOMMENDATION WILL BE FILED IN REGARD TO THIS PROBLEM.

## The NTSB's investigation of this event (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 SEA99LA079](https://openairdocs.org/ntsb/SEA99LA079), Jun 1, 1999: Snow S2C (N1665S), Paul, ID, substantial damage. Probable cause: The pilot's inaccurate weight and balance calculations, and his delay in jettisoning the load which resulted in his failure to clear rising terrain. Contributing to the accident was the high density…

## Other reports on N1665S (1)

Matched to the same aircraft by N-number and date.

- [Accident 19830603027239A](https://openairdocs.org/incident/19830603027239A), Jun 3, 1983: Ayres S2C (N1665S), Heppner, OR, Substantial damage. Ran out of fuel during an ag operation. Landed downhill. Aircraft slid sideways damaging a wing.

From the FAA Accident/Incident Data System. Reports are matched to registry aircraft by N-number and event date, checked against the reported make and model; the registry's history has gaps, so older matches can be wrong. Compare the reported make and model. For accidents, the NTSB's own investigation is the fuller record.

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