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Accidents · NTSB WPR26LA046 · Final report

Amateur-built SS-7 SUPER SPORT accident near Boise, Idaho, November 9, 2025

On November 9, 2025 at about 1:41 am local time, a 2017 amateur-built SS-7 SUPER SPORT, registered N14PM, was substantially damaged in an accident during approach (VFR pattern final) near Boise, Idaho (Boise Air Terminal/Gowen Field). It was a personal flight under general aviation rules (Part 91). 2 people had minor injuries. The weather was visual conditions (good weather).

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The NTSB's probable cause their words, unchanged

The pilot’s operation of the airplane while intoxicated, resulting in its impact with obstacles while on approach.

Source: NTSB aviation accident database, copy made October 4, 2026. Docket and reports at the NTSB.

What the record shows

Date
November 9, 2025 · about 1:41 am local time
Place
Boise, Idaho · Boise Air Terminal/Gowen Field · map
Type
Accident
Injuries
2 people had minor injuries.
Weather
visual conditions (good weather)
Aircraft
Amateur-built SS-7 SUPER SPORT, built 2017
Registration
N14PM · registry record · serial KA17009342
Damage
Substantial damage
Flight
Personal flight · general aviation rules (Part 91)

The NTSB's narrative final · quoted from the NTSB record

Law enforcement officers reported that they responded to the scene of an airplane accident that had taken place in an intersection about 2,500 ft northwest of the airport. Video captured by a vehicle dash camera showed the accident airplane impacted a traffic light before it came to rest in the roadway. As a result, the airplane sustained substantial damage to the wings, fuselage, and empennage, and both occupants received minor injuries. According to a report provided by the law enforcement officers, the pilot showed several signs of alcoholic impairment immediately after the accident. The pilot was unable to complete field sobriety exercises, and two breath samples provided by the pilot returned results of .21 and .17 breath alcohol content. According to the pilot, he did not remember the accident flight but indicated there were no mechanical failures or defects that would have precluded normal operation prior to impact.

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

What happened, in order

  1. Miscellaneous/other during approach (VFR pattern final) defining event
  2. Collision with terrain or object (not controlled flight into terrain) during approach (VFR pattern final)

The NTSB's findings

  • Personnel issues › Physical › Impairment/incapacitation › Alcohol › Pilot
  • Aircraft › Aircraft oper/perf/capability › Performance/control parameters › Altitude › Not attained/maintained
  • Personnel issues › Action/decision › Info processing/decision › Decision making/judgment › Pilot

Pilot

  • Certificate: private
  • Ratings: single-engine land
  • Flight time: 608.8 hours in all; 210 in this make and model; 41.7 in the last 90 days; 20 in the last 30 days; 608.1 as pilot in command
  • Last flight review: June 3, 2025
  • Medical certificate: Class 3 (with waivers/limitations)
  • Seat: left
  • Injury: minor injuries

Passenger

  • Seat: rgt
  • Injury: minor injuries

The aircraft

  • Airframe total time: 210 hours
  • Last inspection: 100-hour inspection; 10 hours since
  • Maximum gross weight: 1,550 lb
  • Seats: 2
  • Landing gear: fixed
  • Engine: Rotax 912is (piston); 0 hours total

The flight

  • Departed from: U98 Idaho City ID
  • Flight plan: none
  • Runway 10L, 10,000 ft by 150 ft

Weather at the time

  • Light: night
  • Visibility: 10 statute miles
  • Sky: clear
  • Temperature: 52°F (11°C), dew point 27°F (-3°C)
  • Altimeter: 30.33 inHg
  • Observation at 6:00 pm from KBOI

Weather report (METAR): METAR KBOI 090053Z AUTO 00000KT 10SM CLR 11/M03 A3033 RMK AO2 SLP277 T01061028

Injuries

FatalSeriousMinorNone
Flight crew1
Passengers1

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

4 documents, released by the NTSB on March 13, 2026. View them here, or download them; the NTSB redacts some personal details before release, and this site shows the NTSB's own titles rather than its file names.

The same docket at the NTSB · documents without a copy here are fetched from the NTSB when you open them.

About this page

Everything above comes from the NTSB's public accident database: the narrative, probable cause and findings are the NTSB's own words, and the coded tables behind its report (pilot, aircraft, flight, weather, injuries, sequence of events) are written out in plain English. Pilots' ages, home towns and medical details are left out on purpose. The documents and photographs are the NTSB's docket, the folder of records gathered during the investigation, shown as the NTSB released them (the NTSB redacts some personal details first) and listed under the NTSB's own titles. This site's own text never names pilots, passengers or anyone else involved. A preliminary report describes what is known soon after the event and can change; the final report, with the probable cause, usually follows one to two years later and this page is refreshed when it does. Case number WPR26LA046.