Hiller UH-12E4 N80NW
28 October 1994 · Morton, Washington, United States · No injuries
Summary
On 28 October 1994 at about 21:15 local time, a Hiller UH-12E4 registered N80NW, operated by Northwest Helicopters Inc., was involved in an accident near Morton, Washington, United States. One person was on board and nobody was injured. The aircraft was substantially damaged. The NTSB has published a probable cause for this accident; it is quoted in full below.
The record
- Date
- at 21:15
- Classification
- Accident
- Location
- Morton, Washington, United States
- Coordinates
- 46.5695, -122.3299
- Aircraft
- Hiller UH-12E4
- Registration
- N80NW
- Category
- Helicopter
- Engines
- 1
- Operator
- Northwest Helicopters Inc.
- Operating rule
- Part 133: Rotorcraft Ext. Load
- Purpose of flight
- Other Work Use
- Phase of flight
- Not recorded
- Aircraft damage
- Substantial
- Weather
- VMC
- Light
- Day
- NTSB number
- SEA95LA013
People
Nobody was injured.
| On board | Died | Serious | Minor | Uninjured |
|---|---|---|---|---|
| 1 | 0 | 0 | 0 | 1 |
Probable cause
A LEAK IN THE FUEL FILLER CAP AND WATER IN THE FUEL SYSTEM. A FACTOR TO THE ACCIDENT WAS: INADEQUATE PREFLIGHT.
Quoted verbatim from the NTSB record. This site does not paraphrase or interpret it.
Read the full NTSB narrative
SHORTLY AFTER TAKEOFF, THE ENGINE EXPERIENCED A LOSS OF ENGINE POWER. THE PILOT INITIATED A FORCED LANDING TO AN OPEN AREA, WHERE DURING THE LANDING, THE HELICOPTER ROLLED OVER. AN ENGINE EXAMINATION REVEALED A LARGE QUANTITY OF WATER IN THE FUEL SYSTEM AND AN O-RING IN POOR CONDITION ON THE STEM OF THE FUEL FILLER CAP THAT ALLOWED FLUID TO LEAK THROUGH.
Quoted verbatim from the NTSB record.
Other Hiller UH-12E4 accidents
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 9 Feb 2022 | Hiller UH-12E4 | Shrewsbury, Pennsylvania, United States | - | No injuries | - |
Other accidents in this area
| Date | Aircraft | Location | Operator | Outcome | Died |
|---|---|---|---|---|---|
| 7 May 1994 | Aero Commander S2R | Dayton, Washington, United States | AG Air Inc. | No injuries | - |
| 28 May 1994 | Rockwell S-2R | Touchet, Washington, United States | Garbe, Duane M. and Carol A. | Minor injuries | - |
| 1 Jun 1994 | Kopp KITFOX II | Bremerton, Washington, United States | - | Minor injuries | - |
| 28 May 1994 | Wray KR-2 | Puyallup, Washington, United States | Wray, Rick L. | No injuries | - |
| 10 Jun 1994 | Hughes 369D | Snoqualmie, Washington, United States | Highline Helicopters | No injuries | - |
| 14 Jun 1994 | Hiller-Soloy UH-12L4 | Clarkston, Washington, United States | Pope, James R. | Minor injuries | - |