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WPR25LA201 · Lancair IV

30 Jun 2025 · Alpine, WY, United States

Lancair IV · Accident: loss of visual reference on approach

From Evanston-Uinta County Airport-Burns Field (EVW) to an unrecorded destination

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Event

NTSB case
WPR25LA201
Event typeAccident: someone killed or seriously injured, or the aircraft substantially damaged (NTSB definition). Incident: an occurrence that affected or could have affected safety, short of that. Glossary
Accident
InvestigationHow far the investigation had got when the record was published: preliminary, ongoing, final or completed. Unknown where the source does not say. Glossary
Completed
API-reported fatalities
0 · all aircraft and ground
Ground fatalities
Unknown
OperationWhat kind of flying it was, grouped by the rules it flew under: airline (US Part 121), air taxi and commuter (Part 135), general aviation (Part 91 and similar), military or government. Glossary
General aviation
WeatherVisual meteorological conditions (VMC): good enough to fly by looking outside. Instrument conditions (IMC): cloud or low visibility, flying by instruments. Glossary
Visual Meteorological Cond

Lancair IV

Aircraft type
Lancair IV
Category
Airplane
RegistrationThe aircraft's tail number, such as N12345 or G-ABCD. Registrations are reissued, so the same one years apart can be a different aircraft. Glossary
N124GH
Operator
Unknown
Onboard fatalities
Unknown
Route
From Evanston-Uinta County Airport-Burns Field (EVW), Evanston, WYTo not recorded
Aircraft age
About 29 years (built 1996)
Flight rulesThe regulations the flight operated under: in the US, Part 91 (general aviation), Part 121 (airlines), Part 135 (air taxi and commuter) and others; for flights abroad, the NTSB's coarser commercial or non-commercial code. Glossary
Part 91: General Aviation
Phase of flightThe stage of the flight when things started to go wrong: standing, taxi, takeoff, initial climb, en route, maneuvering, approach or landing. Glossary
Approach
Defining eventThe single coded event the NTSB judges best describes what happened (records from 2008 on). Older records name the first occurrence in the sequence instead. Glossary
Loss of visual reference
DamageDestroyed: beyond practical repair. Substantial: damage that affects the structure, performance or handling and normally needs major repair. Minor: less than that. Glossary
Substantial

Cause areas

  • Aircraft › Aircraft oper/perf/capability
  • Environmental issues › Physical environment
  • Personnel issues › Psychological

Approximate · Coordinates from the NTSB case API, which marks them as estimated or does not say; no uncertainty radius is established.

NTSB narrative

The pilot was landing the airplane at an airport that was located on a lake peninsula. He reported that during the landing approach, he misjudged his altitude over the water, and the airplane struck the water short of the runway threshold. The airplane sustained substantial damage to both wings and the lower fuselage. The pilot stated that there were no preimpact mechanical malfunctions or failures with the airframe or engine that would have precluded normal operation.

The pilot did not submit a Pilot/Operator Aircraft Accident Report (NTSB Form 6120.1/2), nor did he respond to a follow up request for an interview. His account of the accident was provided directly to law enforcement personnel shortly after accident.

Probable cause

The pilot’s loss of visual reference during the landing approach which resulted in a collision with water.

Verbatim NTSB analysis and probable cause from the NTSB dataset

Sources

NTSB record WPR25LA201
Event ID
20250707200474
Case number
WPR25LA201
Dataset
full-current
Source SHA-256
5cf380f0061817c0331a6b2d8cc7e0ee3a79bea469a1001dc5c10e56f35f5ab3
Source notes (4)
  • Unreviewed is an editorial label, not an investigation status. API-sourced is not report-checked or human-reviewed. Explicit event totals are used without summing aircraft injury tables; onboard allocation is withheld. Unknown values remain unknown. The operation category is mapped from the NTSB-reported FAR part and has not been reviewed.
  • Filled from the NTSB case API where the bulk record had no value: investigation status, coordinates, cause areas. Values present in the bulk record are kept.
  • The date is the local date, which is the same as the UTC date the NTSB stores.
  • API snapshot SHA-256: 8547dcc4aef487c8b7eff579de99ce0e479284e3587d75bc9fb9eaec86de57e5; retrieved 2026-09-16T20:03:01.798Z.