Bell 206B III accident near Lewiston, Idaho, May 17, 1989
On May 17, 1989 at about 9:15 pm local time, a Bell 206B III (helicopter), registered N5013C, was substantially damaged in an accident near Lewiston, Idaho. It was an other work-use flight under external-load helicopter rules (Part 133). 2 people had minor injuries. The weather was visual conditions (good weather).
The NTSB's probable cause their words, unchanged
THE PILOT'S IMPROPER USE OF THE HELICOPTER'S FLIGHT CONTROLS. CONTRIBUTING TO THE ACCIDENT WAS THE PILOT'S MISJUDGEMENT OF THE EXTERNAL LOAD CHARACTERISTICS.
Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.
What the record shows
- Date
- May 17, 1989 · about 9:15 pm local time
- Place
- Lewiston, Idaho · map
- Type
- Accident
- Injuries
- 2 people had minor injuries.
- Weather
- visual conditions (good weather)
- Aircraft
- Bell 206B III · all 206B IIIs on the register
- Registration
- N5013C · no longer on the register · serial 2568
- Damage
- Substantial damage
- Flight
- Other work-use flight · external-load helicopter rules (Part 133)
The NTSB's narrative final · quoted from the NTSB record
DURING PRACTICE EXTERNAL LOAD (WATER DROP) OPS, PLT AT CONTROLS WAS MANEUVERING FOR DROP AND FAILED TO ALLOW FOR A LOAD SWING WHICH CAUSED THE HELICOPTER TO PITCH UP. PLT LOWERED COLLECTIVE AND COLLIDED WITH TERRAIN. BOTH PILOTS WERE PRACTICING WATER DROPS DURING THE FLIGHT.
The complete narrative as the NTSB published it. The NTSB's docket holds the report as a PDF and any photographs, statements and other documents from the investigation.
The factual record from the NTSB's investigation tables, in plain English
Pilot
- Certificate: airline transport pilot, commercial pilot
- Ratings: single-engine land; instrument: helicopter; rotorcraft: helicopter
- Flight time: 5,335 hours in all; 2,956 in this make and model; 12 in the last 90 days; 12 in the last 30 days; 4,606 as pilot in command
- Medical certificate: Class 2 (valid medical--no waivers/lim.)
- Seat: left
The aircraft
- Airframe total time: 3,389 hours
- Last inspection: annual inspection, January 13, 1989; 2 hours since
- Maximum gross weight: 3,200 lb
- Seats: 5
- Landing gear: fixed
- Engine: Allison 250-C20B (turboshaft); 0 hours total
The flight
- Departed from: LWS at 8:30 pm
- Flight plan: none
- Runway 0
- A second pilot was aboard
Weather at the time
- Light: daylight
- Wind: from 225° at 6 knots
- Visibility: 20 statute miles
- Sky: clear
- Temperature: 75°F (24°C), dew point 39°F (4°C)
- Altimeter: 29.00 inHg
Injuries
| Fatal | Serious | Minor | None | |
|---|---|---|---|---|
| Crew | 2 |
Documents from the investigation the NTSB's docket: the evidence folder behind the report
The docket, the folder of records gathered during an investigation (maintenance records, photographs, witness statements, examinations), has not been read from the NTSB for this case yet; the list appears here once it has. Open the docket at the NTSB.
Other NTSB records under N5013C the same tail number, which may have belonged to a different aircraft at the time
Everything on this page comes from the NTSB's public records. The narrative, probable cause and findings are the NTSB's own words; the coded tables behind the report are written out in plain English, with pilots' ages, home towns and medical details left out. The documents and photographs are the NTSB's docket, shown as the NTSB released them. This site's own text never names anyone involved. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.