# NTSB investigations, ID: In flight collision with terrain/water

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.

Page 1 of 2 · 85 cases

## Latest cases

- [NTSB SEA07FA165](https://openairdocs.org/ntsb/SEA07FA165.md): Cessna 172 · Yellow Pine, ID · Accident · 1 fatal · Field investigation · Final report · Jun 14, 2007 · N6233E · Substantial damage
  > The pilot's selection of the wrong routing through mountainous terrain and his failure to maintain adequate terrain clearance.
- [NTSB SEA07LA043](https://openairdocs.org/ntsb/SEA07LA043.md): Bell 206B · Boise, ID · Accident · No injuries · Limited investigation · Final report · Jan 7, 2007 · N1882 · Substantial damage
  > The pilot's failure to maintain clearance from tall brush during a low-hover pedal turn. A factor was the six foot-tall brush located adjacent to the area where the pilot was operating.
- [NTSB SEA06CA160](https://openairdocs.org/ntsb/SEA06CA160.md): Robinson R-22B · Boise, ID · Accident · No injuries · Data collection · Final report · Aug 11, 2006 · N228SH · Substantial damage
  > The instructor pilot's inadvertent excessive descent rate, and his delay of remedial action during the demonstration of a 180 degree autorotation.
- [NTSB SEA06CA148](https://openairdocs.org/ntsb/SEA06CA148.md): Cessna 172F · American Falls, ID · Accident · No injuries · Data collection · Final report · Jul 29, 2006 · N8707U · Substantial damage
  > The pilot's failure to maintain an airspeed above stall speed. Factors include his improper decision to takeoff with a tailwind, and the effects of the tailwind upon the aircraft's takeoff performance.
- [NTSB SEA06CA090](https://openairdocs.org/ntsb/SEA06CA090.md): Cessna A188B · Minidoka, ID · Accident · No injuries · Data collection · Final report · May 3, 2006 · N8959G · Substantial damage
  > The pilot's failure to abort the takeoff. A berm at the end of the runway was a factor.
- [NTSB SEA06CA043](https://openairdocs.org/ntsb/SEA06CA043.md): Aviat A1-A · Pine, ID · Accident · No injuries · Data collection · Final report · Jan 14, 2006 · N456AM · Substantial damage
  > The pilot's failure to maintain clearance from terrain while maneuvering. Snow covered terrain and flat light conditions are contributing factors.
- [NTSB SEA05FA169](https://openairdocs.org/ntsb/SEA05FA169.md): Cessna 177RG · Cascade, ID · Accident · 3 fatal · Field investigation · Final report · Aug 13, 2005 · N2082Q · Destroyed
  > The pilot's failure to maintain clearance from a stand of conifer trees during low altitude maneuvering in mountainous terrain. Factors include the mountainous/hilly terrain, gusty winds, a high density altitude, and maneuvering at a low altitude.
- [NTSB SEA05CA167](https://openairdocs.org/ntsb/SEA05CA167.md): Cessna 150L · Kellogg, ID · Accident · No injuries · Data collection · Final report · Aug 5, 2005 · N6743G · Substantial damage
  > The pilot's failure to follow the correct go-around procedure during landing by advancing the power too rapidly and not repositioning the flaps to the required 20 degree position. Factors include a crosswind and high density altitude.
- [NTSB SEA05LA146](https://openairdocs.org/ntsb/SEA05LA146.md): Grumman G-164A · Jerome, ID · Accident · No injuries · Limited investigation · Final report · Jul 19, 2005 · N6702Q · Substantial damage
  > Failure to maintain clearance from terrain during takeoff and initial climb. A high density altitude was a factor.
- [NTSB SEA05LA145](https://openairdocs.org/ntsb/SEA05LA145.md): Cessna 172N · Bonners Ferry, ID · Accident · Serious injuries · Limited investigation · Final report · Jul 17, 2005 · N120ER · Substantial damage
  > The pilot's failure to maintain terrain clearance while maneuvering. Mountainous terrain was a factor.
- [NTSB SEA05LA017](https://openairdocs.org/ntsb/SEA05LA017.md): Trikes GTE 503 SL · Emmett, ID · Accident · 1 fatal · Limited investigation · Final report · Nov 22, 2004 · UNREG · Destroyed
  > The pilot intentionally performing an aerobatic maneuver while not maintaining clearance of the terrain.
- [NTSB SEA04FA191](https://openairdocs.org/ntsb/SEA04FA191.md): Cessna 172D · Mountain Home, ID · Accident · 1 fatal · Field investigation · Final report · Sep 19, 2004 · N2650U · Substantial damage
  > The pilot's failure to maintain clearance from high terrain while maneuvering. High terrain was a factor.
- [NTSB SEA04CA149](https://openairdocs.org/ntsb/SEA04CA149.md): Robinson R-22 · Boise, ID · Accident · No injuries · Data collection · Final report · Jul 29, 2004 · N8356R · Substantial damage
  > The pilot's failure to initiate a flare prior to contacting the ground while attempting to land the helicopter on a dark night. Factors include a distraction created by the flicker of a low rotor rpm light, the glare of nearby flood lights, and the lack of…
- [NTSB SEA04FA127](https://openairdocs.org/ntsb/SEA04FA127.md): Extra Flugzeugrau EA 300/L · Boise, ID · Accident · Serious injuries · Field investigation · Final report · Jul 9, 2004 · N609JW · Destroyed
  > The failure of the pilot to maintain clearance with terrain during descent while conducting an aerobatic maneuver. Low altitude flight was a factor.
- [NTSB SEA04LA074](https://openairdocs.org/ntsb/SEA04LA074.md): Schramm Helicycle · Montour, ID · Accident · 1 fatal · Limited investigation · Final report · Apr 27, 2004 · N3275Q · Destroyed
  > In flight collision with terrain for undetermined reasons.
- [NTSB SEA04FA020](https://openairdocs.org/ntsb/SEA04FA020.md): Cessna T210N · Bellevue, ID · Accident · 1 fatal · Field investigation · Final report · Nov 20, 2003 · N5244A · Destroyed
  > The pilot's failure to maintain adequate altitude above mountainous terrain while maneuvering during descent. Factors included the mountainous terrain, the high wind condition, and dark night light conditions.
- [NTSB SEA03LA168](https://openairdocs.org/ntsb/SEA03LA168.md): Nolen Kitfox Lite Squared · Homedale, ID · Accident · No injuries · Limited investigation · Final report · Aug 12, 2003 · N222JN · Substantial damage
  > The pilot's inadequate compensation for winds and his failure to maintain an airspeed above stalling speed (Vs) just as the aircraft was becoming airborne during the takeoff roll. Factors include a gusty quartering tailwind, and the pilot's preflight decision…
- [NTSB SEA03LA137](https://openairdocs.org/ntsb/SEA03LA137.md): Cirrus Design SR-20 · Fish Haven, ID · Accident · Serious injuries · Limited investigation · Final report · Jul 12, 2003 · N27SJ · Substantial damage
  > The pilot's failure to maintain terrain clearance while maneuvering. Rising terrain, an inadvertent raising of the flaps for unknown reasons, and low altitude were factors.
- [NTSB SEA03FA096](https://openairdocs.org/ntsb/SEA03FA096.md): Aviat A-1A · Sandpoint, ID · Accident · 1 fatal · Field investigation · Final report · Jun 8, 2003 · N141F · Substantial damage
  > The pilot's failure to maintain adequate airspeed during a low pass maneuver which resulted in a stall. A related factor was the trees.
- [NTSB SEA02FA180](https://openairdocs.org/ntsb/SEA02FA180.md): Piper PA-28-180 · Yellow Pine, ID · Accident · 2 fatal · Field investigation · Final report · Sep 25, 2002 · N7027W · Destroyed
  > The pilot's failure to maintain clearance from trees. A factor was trees south of the departure end of the runway.
- [NTSB SEA02FA146](https://openairdocs.org/ntsb/SEA02FA146.md): Beech BE-35 · Idaho Falls, ID · Accident · 3 fatal · Field investigation · Final report · Aug 5, 2002 · N82Z · Destroyed
  > The flying pilot's failure to maintain adequate airspeed resulting in a stall/spin. An additional cause was the flight instructor's inadequate supervision of the flight.
- [NTSB SEA02LA059](https://openairdocs.org/ntsb/SEA02LA059.md): Potts KitFox · Shoup, ID · Accident · No injuries · Limited investigation · Final report · Mar 25, 2002 · N139SP · Substantial damage
  > The pilot’s failure to maintain a speed above stall speed, and the resulting inadvertent stall/mush. Factors include the pilot's failure to abort the takeoff when he realized the aircraft's performance was not as expected, his decision to attempt a takeoff…
- [NTSB SEA02LA014](https://openairdocs.org/ntsb/SEA02LA014.md): Bölkow BO 105 LS · Mud Lake, ID · Accident · Serious injuries · Limited investigation · Final report · Nov 14, 2001 · N93LF · Destroyed
  > Pilot's failure to maintain adequate separation from terrain during the initial climb. Factors include spatial disorientation and a dark moonless night.
- [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 SEA01FA127](https://openairdocs.org/ntsb/SEA01FA127.md): Rockwell S-2R-1200 · Cottonwood, ID · Accident · 1 fatal · Field investigation · Final report · Jul 10, 2001 · N4947X · Destroyed
  > Failure to maintain adequate clearance from terrain while dropping fire retardant. Factors include low visibility with smoke.
- [NTSB SEA01FA100](https://openairdocs.org/ntsb/SEA01FA100.md): Cessna U206F · Cambridge, ID · Accident · 2 fatal · Field investigation · Final report · Nov 16, 2000 · N8529Q · Destroyed
  > Airspeed not maintained and an inadvertent stall while maneuvering. Mountainous terrain was a factor.
- [NTSB SEA01LA003](https://openairdocs.org/ntsb/SEA01LA003.md): Enstrom F-28F · Twin Falls, ID · Accident · No injuries · Limited investigation · Final report · Oct 10, 2000 · N223RS · Substantial damage
  > The pilot's failure to maintain adequate rotor rpm. Unsuitable terrain was selected for the maintenance test flight operation.
- [NTSB SEA00FA012](https://openairdocs.org/ntsb/SEA00FA012.md): Cessna U206F · Challis, ID · Accident · 4 fatal · Field investigation · Final report · Oct 31, 1999 · N902CT · Substantial damage
  > Aircraft control was not maintained. The pilot's improper decision to abort the landing and flight into a box canyon were factors.
- [NTSB SEA99LA079](https://openairdocs.org/ntsb/SEA99LA079.md): Snow S2C · Paul, ID · Accident · No injuries · Limited investigation · Final report · Jun 1, 1999 · N1665S · Substantial damage
  > The pilot's inaccurate weight and balance calculations, and his delay in jettisoning the load which resulted in his failure to clear rising terrain. Contributing to the accident was the high density altitude, and the pilot's intentional operation with known…
- [NTSB SEA98LA185](https://openairdocs.org/ntsb/SEA98LA185.md): Duncan DX4 · Priest River, ID · Accident · Serious injuries · Limited investigation · Final report · Sep 22, 1998 · N4DX · Substantial damage
  > The pilot's failure to maintain adequate airspeed which resulted in a stall/mush. Factors include allowing his attention to be diverted by what he perceived to be a lateral control problem.
- [NTSB SEA98LA107](https://openairdocs.org/ntsb/SEA98LA107.md): Aeronca 7AC · Murphy, ID · Accident · Minor injuries · Limited investigation · Final report · Jun 20, 1998 · N8030P · Substantial damage
  > The pilot's decision to initiate an aborted landing at an airport where, due to the high density altitude, his aircraft was unable to outclimb the rising terrain that surrounded airport. Factors include a high density altitude and crosswinds.
- [NTSB SEA98FA081](https://openairdocs.org/ntsb/SEA98FA081.md): Cessna P206C · Dubois, ID · Accident · 3 fatal · Field investigation · Final report · May 21, 1998 · N8669Z · Substantial damage
  > Attempted VFR flight into IMC and a loss of aircraft control. An inadequate weather evaluation and drug impairment were factors.
- [NTSB SEA97LA174](https://openairdocs.org/ntsb/SEA97LA174.md): Bell 47G-3B1 · Idaho Falls, ID · Accident · No injuries · Limited investigation · Final report · Jul 22, 1997 · N3069G · Substantial damage
  > The pilot-in-command's failure to verify the proper chemical and fuel load aboard prior to takeoff. Factors contributing to the accident were: excessive fuel and chemical loading by ground personnel, tailwind conditions, and high density altitude.
- [NTSB SEA97LA163](https://openairdocs.org/ntsb/SEA97LA163.md): Piper PA-18-150 · Big Creek, ID · Accident · No injuries · Limited investigation · Final report · Jul 5, 1997 · N4249Z · Substantial damage
  > The pilot-in-command's inadequate terrain clearance and failure to maintain directional control. Also, the overload of the aircraft's left main landing gear strut assembly. Factors contributing to the accident were high density altitude conditions, downdrafts…
- [NTSB SEA97LA115](https://openairdocs.org/ntsb/SEA97LA115.md): Robinson R22B · Boise, ID · Accident · No injuries · Limited investigation · Final report · May 16, 1997 · N2328W · Substantial damage
  > improper handling of the helicopter by the student pilot/applicant, during a hover autorotation, which resulted in loss of tail rotor effectiveness. The check pilot's inadequate remedial action was a related factor.
- [NTSB SEA97LA046](https://openairdocs.org/ntsb/SEA97LA046.md): Cessna TU-206 · Cascade, ID · Accident · Serious injuries · Limited investigation · Final report · Jan 7, 1997 · N717CM · Substantial damage
  > The pilot's failure to maintain adequate altitude/clearance from the terrain while reversing course in mountainous terrain. Factors include the mountainous terrain and tall trees in the area where he was maneuvering.
- [NTSB SEA96LA143](https://openairdocs.org/ntsb/SEA96LA143.md): Taylorcraft BC12-D · Sun Valley, ID · Accident · Serious injuries · Limited investigation · Final report · Jul 5, 1996 · N95658 · Substantial damage
  > the pilot's inadequate compensation for wind conditions and failure to obtain/maintain adequate airspeed for the go-around. The crosswind, downdraft, and high density altitude were related factors.
- [NTSB SEA96GA129](https://openairdocs.org/ntsb/SEA96GA129.md): Cessna 182R · Grand View, ID · Accident · Minor injuries · Final report · Jun 15, 1996 · N6356N · Substantial damage
  > failure of the pilot to maintain clearance from mountainous terrain in a box canyon. The mountainous terrain and box canyon, limiting the pilot's ability to climb or maneuver and maintain sufficient altitude in the canyon, were related factors.
- [NTSB SEA95LA135](https://openairdocs.org/ntsb/SEA95LA135.md): Cessna 172L · Stanley, ID · Accident · No injuries · Limited investigation · Final report · Jul 2, 1995 · N4319Q · Substantial damage
  > The pilot's failure to use all available runway, his improper use of flaps, and his failure to maintain airspeed. A factor contributing to the accident is high density altitude.
- [NTSB SEA95LA092](https://openairdocs.org/ntsb/SEA95LA092.md): Beech 35 · Bliss, ID · Accident · Serious injuries · Limited investigation · Final report · May 6, 1995 · N3728N · Destroyed
  > The pilot's continued VFR flight into instrument meteorological conditions. Factors include low ceiling, rain and fog.
- [NTSB SEA95LA033](https://openairdocs.org/ntsb/SEA95LA033.md): Cessna 182 · Murphy, ID · Accident · Serious injuries · Limited investigation · Final report · Dec 28, 1994 · N9107X · Destroyed
  > The pilot's failure to maintain altitude/clearance from the terrain. Factors include a dark night and a strong headwind.
- [NTSB LAX94LA297](https://openairdocs.org/ntsb/LAX94LA297.md): Piper PA-22-150 · Murphy Springs, ID · Accident · Minor injuries · Limited investigation · Final report · Jul 24, 1994 · N51AR · Substantial damage
  > The pilot's improper in-flight decision to maneuver in a canyon at such low altitude that he could not out climb the adjacent rising terrain.
- [NTSB SEA94LA165](https://openairdocs.org/ntsb/SEA94LA165.md): Piper PA-38-112 · Mccall, ID · Accident · No injuries · Limited investigation · Final report · Jul 1, 1994 · N24201 · Substantial damage
  > The pilot's inadequate preflight planning and attempted operation which exceeded the performance capability of the airplane. Factors include his overconfidence in the aircraft's ability.
- [NTSB SEA94FA123](https://openairdocs.org/ntsb/SEA94FA123.md): Bellanca 8GCBC · Challis, ID · Accident · 2 fatal · Field investigation · Final report · May 21, 1994 · N86980 · Substantial damage
  > The pilot's failure to maintain clearance from terrain.
- [NTSB SEA94FA052](https://openairdocs.org/ntsb/SEA94FA052.md): Piper PA-12 · Idaho Falls, ID · Accident · 1 fatal · Field investigation · Final report · Jan 21, 1994 · N7805H · Substantial damage
  > The pilot's failure to maintain clearance from the terrain. Factors include the pilot's poor inflight decision to attempt low level maneuvers in a narrow canyon.
- [NTSB SEA94FA034](https://openairdocs.org/ntsb/SEA94FA034.md): Piper PA-46-310P · Mountain Home, ID · Accident · 1 fatal · Field investigation · Final report · Nov 22, 1993 · N84PM · Destroyed
  > The pilot's intentional suicide and impairment from consumption of alcohol.
- [NTSB SEA93FA206](https://openairdocs.org/ntsb/SEA93FA206.md): Cessna 180B · Mullan, ID · Accident · 1 fatal · Field investigation · Final report · Sep 20, 1993 · N985DB · Destroyed
  > The pilot's poor in flight decision, and his inadvertent continuation of a VFR flight into instrument meteorological conditions. Factors include low ceilings, snow, fog, rain, and mountainous/hilly terrain.
- [NTSB SEA93FA194](https://openairdocs.org/ntsb/SEA93FA194.md): Cessna 182D · Lucile, ID · Accident · 1 fatal · Field investigation · Final report · Sep 5, 1993 · N9995T · Destroyed
  > The pilot's failure to maintain airspeed resulting in an aerodynamic stall. The mountainous terrain was a factor.
- [NTSB SEA93LA036](https://openairdocs.org/ntsb/SEA93LA036.md): Piper PA-46 · Twin Falls, ID · Accident · Minor injuries · Limited investigation · Final report · Dec 12, 1992 · N856M · Substantial damage
  > The pilot's failure to maintain the ILS glide path.

Next page: https://openairdocs.org/ntsb.md?state=ID&occurrence=230&page=2

## The whole list in SQL

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

```sql
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 o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o."occurrenceNumber" = 1 AND o."occurrenceCode" = 230)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?occurrence=230&state=ID

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