Weatherly 620TP accident near Montrose, Arkansas, May 8, 1989
On May 8, 1989 at about 2:00 pm local time, a Weatherly 620TP, registered N4607C, was substantially damaged in an accident near Montrose, Arkansas. It was an aerial application (crop spraying) flight under agricultural flying rules (Part 137). No one was hurt; 1 person was on board or involved. The weather was visual conditions (good weather).
The NTSB's probable cause their words, unchanged
FAILURE OF THE PILOT IN COMMAND TO MAINTAIN CONTROL OF THE AIRCRAFT DURING LANDING ADVERSELY AFFECTED BY THE EXISTANCE OF A TAILWIND OF AVERAGE PROPORTIONS.
Source: NTSB aviation accident database, copy made October 5, 2026. Docket and reports at the NTSB.
What the record shows
- Date
- May 8, 1989 · about 2:00 pm local time
- Place
- Montrose, Arkansas · map
- Type
- Accident
- Injuries
- No one was hurt; 1 person was on board or involved.
- Weather
- visual conditions (good weather)
- Aircraft
- Weatherly 620TP
- Registration
- N4607C · no longer on the register · serial 1508TP
- Damage
- Substantial damage
- Flight
- Aerial application (crop spraying) flight · agricultural flying rules (Part 137)
The NTSB's narrative final · quoted from the NTSB record
THE PILOT SAID THAT WHILE ATTEMPTING TO LAND DOWN WIND, DURING AN AERIAL APPLICATION OPERATION, HE LOST DIRECTIONAL CONTROL. HE OVERRAN THE AIRSTRIP AND COLLIDED WITH A DITCH CAUSING SUBSTANTIAL DAMAGE TO THE ACFT. POST ACCIDENT INVESTIGATION FAILED TO REVEAL ANY MALFUNCTION OR BRAKE FAILURE THAT MIGHT HAVE CONTRIBUTED TO THE ACCIDENT. THE PLT DID NOT FILE AN ACC REPORT.
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: commercial pilot
- Ratings: multi-engine land; single-engine land
- Flight time: 9,800 hours in all
- Medical certificate: Class 2 (valid medical--w/ waivers/lim.)
- Seat: unk
The aircraft
- Last inspection: inspection type not recorded; 0 hours since
- Maximum gross weight: 4,000 lb
- Seats: 1
- Landing gear: fixed
- Engine: P&W PT6A-11AG (turboprop); 0 hours total
The flight
- Departed from: Montrose AR at 1:30 pm
- Flight plan: none
- Runway 0
Weather at the time
- Light: daylight
- Wind: from 130° at 9 knots
- Visibility: 20 statute miles
- Sky: scat at 10,000 ft
- Temperature: 66°F (19°C), dew point 0°F (-18°C)
- Altimeter: 30.00 inHg
- Observation at 1:58 pm from GLH, 25 miles away
Injuries
| Fatal | Serious | Minor | None | |
|---|---|---|---|---|
| Crew | 1 |
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 N4607C 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.