# NTSB investigations, ID: Unknown

NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports.

## Latest cases

- [NTSB WPR26FA284](https://openairdocs.org/ntsb/WPR26FA284.md): Cessna 172 · Blackfoot, ID · Accident · 1 fatal · Class 3 · Field · Preliminary report · Aug 2, 2026 · N1166F · Substantial damage
  > On August 1, 2026, about 2301 mountain daylight time (MDT), a Cessna 172G, N1166F, was substantially damaged when it was involved in an accident near Blackfoot, Idaho. The pilot was fatally injured, and the two passengers sustained serious injuries. The…
- [NTSB WPR19LA120](https://openairdocs.org/ntsb/WPR19LA120.md): Piper PA 18 225 DD · McCall, ID · Accident · No injuries · Class 3 · Limited · Final report · Apr 23, 2019 · N727WW · Substantial damage
  > A total loss of engine power for reasons that could not be determined based on the available information.
- [NTSB WPR12TA445](https://openairdocs.org/ntsb/WPR12TA445.md): Beech C90 · Boise, ID · Accident · No injuries · Final report · May 10, 2012 · N14CP · Substantial damage
  > Excessive loading on the left wing, which occurred over a period of time. Contributing to the accident was maintenance personnel’s failure to adequately inspect and document the left wing damage.
- [NTSB SEA04LA110](https://openairdocs.org/ntsb/SEA04LA110.md): Quicksilver MXL · Mountain Home, ID · Accident · 1 fatal · Limited investigation · Final report · Jun 18, 2004 · UNREG · Substantial damage
  > The pilot's failure to maintain aircraft control during an undetermined in-flight operational phase resulting in an uncontrolled descent into the terrain. Factors include strong gusty winds in the area of the accident.
- [NTSB SEA02FA011](https://openairdocs.org/ntsb/SEA02FA011.md): Cessna A185F · Lucile, ID · Accident · 1 fatal · Field investigation · Final report · Nov 6, 2001 · N61909 · Destroyed
  > The pilot's failure to maintain adequate altitude above, and/or clearance with, mountainous terrain during night visual flight rules flight. Factors included mountainous terrain and dark night light conditions.
- [NTSB SEA01LA131](https://openairdocs.org/ntsb/SEA01LA131.md): Rockwell International S-2R · Nez Perce, ID · Accident · 1 fatal · Limited investigation · Final report · Jul 14, 2001 · N5011X · Substantial damage
  > The pilot's failure to maintain terrain clearance for undetermined reasons.
- [NTSB SEA01FA017](https://openairdocs.org/ntsb/SEA01FA017.md): Cessna 425 · Idaho Falls, ID · Accident · 2 fatal · Field investigation · Final report · Nov 10, 2000 · N41054 · Substantial damage
  > The pilot-in-command's failure to maintain adequate airspeed with an asymmetric thrust condition, resulting in a loss of aircraft control. A factor was an asymmetric engine thrust condition, which was present for undetermined reasons.
- [NTSB SEA99LA063](https://openairdocs.org/ntsb/SEA99LA063.md): Lake LA-4 · Coeur D'Alene, ID · Accident · No injuries · Limited investigation · Final report · May 15, 1999 · N152WB · Substantial damage
  > The fatigue failure of a repair weld on one of the engine pylon mount straps and the resultant reduction in directional control. Factors include an inadequate repair of the strap, variable wind speeds and sudden wind shifts.
- [NTSB SEA99LA043](https://openairdocs.org/ntsb/SEA99LA043.md): Piper PA-28-140 · Rexburg, ID · Accident · Serious injuries · Limited investigation · Final report · Mar 13, 1999 · N9578W · Substantial damage
  > A loss of engine power for undetermined reasons.
- [NTSB SEA89LA179](https://openairdocs.org/ntsb/SEA89LA179.md): Luscombe 8A · Mackay, ID · Accident · 2 fatal · Limited investigation · Final report · Sep 24, 1989 · N71756 · Substantial damage
  > The pilot failed to maintain an adequate airspeed for flight. High density altitude was a factor.
- [NTSB SEA89LA187](https://openairdocs.org/ntsb/SEA89LA187.md): Evans Wittman Tailwind W10 · McCall, ID · Accident · 1 fatal · Class 3 · Limited · Final report · Sep 1, 1989 · N62JE · Destroyed
  > A collision with terrain for undetermined reasons.
- [NTSB SEA89LA019](https://openairdocs.org/ntsb/SEA89LA019.md): Piper PA-18 · Idaho Falls, ID · Accident · Serious injuries · Limited investigation · Final report · Nov 17, 1988 · N1963P · Destroyed
  > Plt reportedly stole acft and departed about midnight in snowstorm. For 3 hours he buzzed local residences vehicles until fuel exhaustion. Forced lndg made in rough field. Investigation revealed plt had long history of mental illness and had falsified medical…
- [NTSB SEA85FA142](https://openairdocs.org/ntsb/SEA85FA142.md): Maule M-6-235 · Gibbonsville, ID · Accident · 3 fatal · Field investigation · Final report · Jun 18, 1985 · N121A · Destroyed
  > The plt and two passengers departed on a 2 hr flt for the purpose of conducting aerial observation of mine sites. The acft was operating in mountainous terrain during hot temp conditions resulting in a high density alt. There were no witnesses to the…
- [NTSB SEA85FA110](https://openairdocs.org/ntsb/SEA85FA110.md): Cessna 402 · Pocatello, ID · Accident · 1 fatal · Field investigation · Final report · May 16, 1985 · N402CS · Destroyed
  > Shortly after departure & level off, the plt reported an eng malfunction & initiated a return to the arpt. About 2 min later, he reported an eng fire & declared an emergency. Aprx 1 min thereafter, the rgt wing separated from the acft & the plane crashed. An…
- [NTSB SEA83FA162](https://openairdocs.org/ntsb/SEA83FA162.md): Piper PA-36 · Firth, ID · Accident · 1 fatal · Field investigation · Final report · Aug 2, 1983 · N57588 · Destroyed
  > According to witnesses, the acft was overheard returning to the strip for a second load. Reportedly, it went into a steep bank at about 70 ft AGL & turned toward the strip. As the wings leveled, sounds of high eng power ceased & the acft descend to the…
- [NTSB SEA69F0106](https://openairdocs.org/ntsb/SEA69F0106.md): Pitts Spec · Arco, ID · Accident · 1 fatal · Closed · Jul 21, 1968 · N86G · Destroyed

## The whole list in SQL

Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS:

```sql
WITH phase_names(main, name) AS (VALUES (100, 'Prior to flight'), (150, 'Standing'), (200, 'Pushback/towing'), (250, 'Taxi'), (300, 'Takeoff'), (350, 'Initial climb'), (400, 'Enroute'), (450, 'Maneuvering'), (500, 'Approach'), (550, 'Landing'), (600, 'Emergency descent'), (650, 'Uncontrolled descent'), (700, 'Post-impact'), (750, 'After landing'), (800, 'Other'), (990, 'Unknown')),
  crosswalk(code, main, name) AS (VALUES (500, 150, 'Standing'), (501, 150, 'Standing - pre-flight'), (502, 150, 'Standing - starting engine(s)'), (503, 150, 'Standing - engine(s) operating'), (504, 150, 'Standing - engine(s) not operating'), (505, 150, 'Standing - idling rotors'), (510, 250, 'Taxi'), (511, 200, 'Taxi - pushback/tow'), (512, 250, 'Taxi - to takeoff'), (513, 250, 'Taxi - from landing'), (514, 250, 'Taxi - aerial'), (520, 300, 'Takeoff'), (521, 300, 'Takeoff - roll/run'), (522, 350, 'Takeoff - initial climb'), (523, 300, 'Takeoff - aborted'), (530, 400, 'Climb'), (531, 400, 'Climb - to cruise'), (540, 400, 'Cruise'), (541, 400, 'Cruise - normal'), (542, 400, 'Maneuvering - holding (IFR)'), (550, 400, 'Descent'), (551, 400, 'Descent - normal'), (552, 600, 'Descent - emergency'), (553, 650, 'Descent - uncontrolled'), (560, 500, 'Approach'), (561, 500, 'Approach - VFR pattern - downwind'), (562, 500, 'Approach - VFR pattern - base turn'), (563, 500, 'Approach - VFR pattern - base leg/base to final'), (564, 500, 'Approach - VFR pattern - final approach'), (565, 500, 'Go-around (VFR)'), (566, 500, 'Approach - IAF to FAF/outer marker (IFR)'), (567, 500, 'Approach - FAF/outer marker to threshold (IFR)'), (568, 500, 'Circling (IFR)'), (569, 500, 'Missed approach (IFR)'), (570, 550, 'Landing'), (571, 550, 'Landing - flare/touchdown'), (572, 550, 'Landing - roll'), (573, 550, 'Landing - aborted'), (574, 550, 'Emergency landing'), (575, 550, 'Emergency landing after takeoff'), (576, 600, 'Emergency descent/landing'), (580, 450, 'Maneuvering'), (581, 450, 'Maneuvering - aerial application'), (582, 450, 'Maneuvering - turn to reverse direction'), (583, 450, 'Maneuvering - turn to landing area (emergency)'), (590, 450, 'Hover'), (591, 450, 'Hover - in ground effect'), (592, 450, 'Hover - out of ground effect'), (600, 800, 'Other'), (610, 990, 'Unknown')),
  current_codes AS (
    SELECT e.case_mkey, TRY_CAST(e."tier1Number" AS INTEGER) AS code,
      row_number() OVER (PARTITION BY e.case_mkey ORDER BY coalesce(e."isDefiningEvent", false) DESC, e.position) AS n
    FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' e
    WHERE e.aircrafts_position = 1 AND e."tier1Number" GLOB '[1-9][0-9]*'
      AND (e."isDefiningEvent" OR e.case_mkey IN (SELECT "mKey" FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' WHERE "isPre1982"))
  ),
  phases AS (
    SELECT case_mkey, 'current' AS scheme, code, CASE WHEN code >= 990 THEN 990 ELSE code // 50 * 50 END AS main
    FROM current_codes WHERE n = 1
    UNION ALL
    SELECT o.case_mkey, 'older', o."phaseOfFlightCode", w.main
    FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o JOIN crosswalk w ON w.code = o."phaseOfFlightCode"
    WHERE o.aircrafts_position = 1 AND o."occurrenceNumber" = 1 AND o.case_mkey NOT IN (SELECT case_mkey FROM current_codes)
  ),
  case_phases AS (
    SELECT p.*, c."eventDate", c."highestInjuryLevel" = 'Fatal' AS fatal, a.aircraft_model_code
    FROM phases p JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c."mKey" = p.case_mkey
    LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = p.case_mkey AND a.position = 1
    WHERE c."eventDate" >= DATE '1962-01-01' AND p.main IN (SELECT main FROM phase_names)
  )
SELECT c."ntsbNumber", c."eventDate", c."eventType", c."eventCity", c."eventStateOrRegion", a.n_number, a."aircraftMake", a."aircraftModel", c."highestInjuryLevel", c."totalFatal", c."completionStatus", c.report_url
FROM 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c LEFT JOIN 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' a ON a.case_mkey = c."mKey" AND a.position = 1
WHERE c."eventStateOrRegion" = 'ID' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT case_mkey FROM case_phases WHERE main = 990)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-phases/990/cases?state=ID

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OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.