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Accidents · NTSB WPR26LA271 · Preliminary: the investigation is not finished

Let L-23 SUPER BLANIK accident near North Plains, Oregon, July 18, 2026

On July 18, 2026 at about 10:00 pm local time, a 1991 Let L-23 SUPER BLANIK (glider), registered N922SB, was substantially damaged in an accident during landing (flare/touchdown) near North Plains, Oregon (North Plains airport). It was a personal flight under general aviation rules (Part 91). No one was hurt; 2 people were on board or involved.

The NTSB's probable cause their words, unchanged

The NTSB has not yet published a probable cause for this accident. Investigations usually take one to two years; this page updates when the final report is released.

Source: NTSB aviation accident database, copy made November 2, 2026. Docket and reports at the NTSB.

What the record shows

Date
July 18, 2026 · about 10:00 pm local time · cases in 2026
Place
North Plains, Oregon · North Plains · cases near this airport · map
Type
Accident
Injuries
No one was hurt; 2 people were on board or involved.
Weather
not recorded
Aircraft
Let L-23 SUPER BLANIK, built 1991 · all L-23 SUPER BLANIKs on the register
Registration
N922SB · registry record · serial 917922
Damage
Substantial damage
Flight
Personal flight · general aviation rules (Part 91)

The factual record from the NTSB's investigation tables, in plain English

What happened, in order

  1. Hard landing during landing (flare/touchdown) defining event

The aircraft

  • Seats: 2
  • Landing gear: fixed
  • Operator: Willamette Valley Soaring Club INC

The flight

  • Flight plan: none
  • Runway 09/2, 2,000 ft by 200 ft

Weather at the time

  • Wind: from 010° at 8 knots
  • Visibility: 10 statute miles
  • Sky: clear
  • Temperature: 75°F (24°C), dew point 55°F (13°C)
  • Altimeter: 30.11 inHg
  • Observation at 3:00 pm from KHIO, 4 miles away

Weather report (METAR): METAR KHIO 182153Z COR 01008KT 10SM CLR 24/13 A3011 RMK AO2 SLP193 T02440133

Injuries

FatalSeriousMinorNone
Flight crew2

Documents from the investigation the NTSB's docket: the evidence folder behind the report

The NTSB has not released the docket for this case yet. The docket, the folder of records gathered during an investigation (maintenance records, photographs, witness statements, examinations), is usually released when the investigation is nearly complete, and the list here is refreshed when it appears. Check at the NTSB.

Connections how this case links to the rest of the register

Aircraft
  • N922SB on the register today · the tail number may have moved to another aircraft since
  • Let L-23 83 registered today · the model family and its accident history
  • Let 178 aircraft on the register
Place

The whole map of how records connect · these connections as data: /graph/accident/WPR26LA271.json.

The bigger picture in Aviation Analytics: accidents over time since 1982, by model, by phase of flight and conditions, by place and on the map.

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 does not name anyone involved, its policy at this time. A preliminary report can change; the final report usually follows one to two years later, and the page is refreshed when it does.