NTSB investigations, AK
714 cases where the first occurrence was “Loss of control - on ground/water”.
Cases per year
| 1982 | 18 |
|---|---|
| 1983 | 29 |
| 1984 | 34 |
| 1985 | 38 |
| 1986 | 51 |
| 1987 | 55 |
| 1988 | 57 |
| 1989 | 25 |
| 1990 | 45 |
| 1991 | 33 |
| 1992 | 25 |
| 1993 | 26 |
| 1994 | 20 |
| 1995 | 20 |
| 1996 | 23 |
| 1997 | 23 |
| 1998 | 29 |
| 1999 | 21 |
| 2000 | 13 |
| 2001 | 11 |
| 2002 | 19 |
| 2003 | 18 |
| 2004 | 23 |
| 2005 | 30 |
| 2006 | 13 |
| 2007 | 15 |
Where
Open the mapLatest cases
Query with SQL
duckdb -csv -c "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\" = 'AK' 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\" = 260)
ORDER BY c.\"eventDate\" DESC, c.\"ntsbNumber\" DESC"Prints the whole list as CSV. It reads the release’s Parquet files over HTTPS, so there’s nothing to download first. Install DuckDB to run it.
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" = 'AK' 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" = 260) ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
Run it at the DuckDB prompt, or in any tool that reads Parquet over HTTPS. More ways to query the release are on Use the data.
NTSB ANC07CA098Accident · No injuriesData collectionFinal reportPiper/Cub Crafters PA-18 · Umiat, AKThe pilot's failure to maintain directional control during the landing roll, which resulted in an on ground encounter with terrain, and a nose over.NTSB ANC07LA094Accident · No injuriesLimited investigationFinal reportde Havilland DHC-2 MK1 · Kodiak, AKThe pilot's inadequate compensation for wind conditions while water taxiing. A factor contributing to the accident was wind gusts.NTSB ANC07CA089Accident · No injuriesData collectionFinal reportCessna U206G · Iliamna, AKThe pilot's inadequate compensation for gusty wind conditions, which resulted in the float-equipped airplane's right wing striking the bottom of the shallow lake, while taxiing for takeoff. A factor contributing to the accident was the gusty wind condition.NTSB ANC07LA081Accident · Serious injuriesLimited investigationFinal reportMaule M-7-235 · Fairbanks, AKThe reversal of the elevator control cables by maintenance personnel, and the inadequate preflight inspection by the flight instructor and dual student.NTSB ANC07LA100Accident · No injuriesLimited investigationFinal reportCessna 185 · Pedro Bay, AKThe loss of control during the landing roll for an unknown reason.NTSB ANC07CA075Accident · No injuriesData collectionFinal reportCessna 180 · Skwentna, AKThe failure of the left brake, and the pilot's continued operation with a known defect (the left brake), which resulted in a loss of control during the landing roll, and an on ground encounter with terrain. A contributing factor to the accident was the…NTSB ANC07CA074Accident · No injuriesData collectionFinal reportPiper PA-18 · King Salmon, AKThe pilot's inadequate compensation for a crosswind during the takeoff roll, which resulted in a loss of control, and an on-ground encounter with terrain. A factor in the accident was a crosswind.NTSB ANC07LA055Accident · No injuriesLimited investigationFinal reportPiper PA-20 · Nenana, AKThe pilot's failure to maintain directional control during landing, which resulted in a ground-loop and main landing gear collapse. Factors contributing to the accident were the ground-loop and landing gear collapse.NTSB ANC07CA053Accident · No injuriesData collectionFinal reportGrumman G21A · Dutch Harbor, AKThe pilot's inadequate compensation for wind conditions during the takeoff roll, which resulted in a loss of directional control and a nose over.NTSB ANC07LA044Accident · Serious injuriesLimited investigationFinal reportPiper PA-12 · Koyukuk, AKThe pilot's inadequate compensation for a gusting tailwind during the landing roll, which resulted in a loss of control and a nose over. Factors contributing to the accident were the tailwind and wind gust.NTSB ANC07CA034Accident · No injuriesData collectionFinal reportPiper PA-12 · Delta Junction, AKThe damaged and deflated over-sized tire on the main landing gear, which precipitated a loss of directional control during landing.NTSB ANC07CA030Accident · No injuriesData collectionFinal reportPiper PA-22 · Soldotna, AKThe pilot's failure to compensate for a crosswind during the landing roll, which resulted in a loss of control, an encounter with a muddy berm, and a nose over. A factor in the accident was a crosswind.NTSB ANC07LA028Accident · No injuriesLimited investigationFinal reportCessna 150 · Willow, AKThe student pilot's failure to maintain directional control while taxiing, which resulted in the airplane contacting a snow berm and nosing down. Factors associated with the accident were the snow and ice covered runway, and excessive taxispeed.NTSB ANC07CA025Accident · No injuriesData collectionFinal reportTaylorcraft BC12-D · Hope, AKThe pilot's selection of an unsuitable taxi area, which resulted in a loss of control during the taxi from landing.NTSB ANC07LA015Accident · No injuriesLimited investigationFinal reportPiper PA-18 · Tyonek, AKThe pilot's selection of unsuitable terrain for takeoff, which resulted in a loss of directional control on the ground, and the wing impacting the snow-covered terrain. A factor associated with the accident was the snow-covered terrain.NTSB ANC07CA004Accident · No injuriesData collectionFinal reportPiper PA-20-135 · Anchorage, AKThe pilot's failure to maintain directional control during the landing roll, which resulted in an inadvertent ground loop and encounter with terrain. Factors associated with the accident were the ground loop and inadequate main wheel brakes.NTSB ANC06CA126Accident · No injuriesData collectionFinal reportPiper PA-18-150 · Fairbanks, AKThe pilot's excessive braking during the landing roll, which resulted in a loss of control and a nose over.NTSB ANC06LA134Accident · No injuriesLimited investigationFinal reportde Havilland DHC-3 · Wainwright, AKThe pilot's failure to adequately compensate for wind conditions during the landing roll, which resulted in a loss of control, and subsequent collision with a ditch when the airplane departed the runway. A factor contributing to the accident was a crosswind.NTSB ANC06CA115Accident · No injuriesData collectionFinal reportPiper PA-18 · Tok, AKThe pilot's failure to compensate for the wind conditions during the takeoff roll, which resulted in a collision with a tree. A factor contributing to the accident was a crosswind.NTSB ANC06CA117Accident · No injuriesData collectionFinal reportPiper PA-14 · Talkeetna, AKThe pilot's failure to compensate for wind conditions during the landing roll, which resulted in a loss of control and subsequent collision with a ditch. Factors contributing to the accident were a crosswind, and an inadvertent ground loop.NTSB ANC06LA095Accident · No injuriesLimited investigationFinal reportde Havilland DHC-2 · Big Lake, AKThe pilot's failure to maintain control of the airplane while step taxiing a float-equipped airplane, which resulted in a collision with an embankment. A factor contributing to the accident was an unfavorable wind.NTSB ANC06CA096Accident · No injuriesData collectionFinal reportPiper PA-12 · Anchorage, AKThe pilot's failure to maintain directional control during the takeoff roll, which resulted in the airplane departing the runway and colliding with a runway light and the ground. Factors contributing to the accident were an inadvertent ground loop, and the…NTSB ANC06CA083Accident · No injuriesData collectionFinal reportCessna 180 · Anchorage, AKThe pilot's failure to maintain directional control of the airplane during the landing roll, which resulted in the left wing striking the ground and a runway edge light. Factors contributing to the accident were the pilot's inadvertent application of the…NTSB ANC06CA062Accident · No injuriesData collectionFinal reportCessna 180 · Anchorage, AKThe pilot's inadequate recovery from a bounced landing during the landing flare/touchdown, which resulted in a loss of control, the right wing striking the runway, and subsequent nose down when the airplane departed the runway.NTSB ANC06CA060Accident · No injuriesData collectionFinal reportCessna 180 · Sterling, AKThe pilot's inadequate compensation for a crosswind during the landing roll, which resulted in an on-ground encounter with the runway surface. Factors contributing to the accident were a crosswind, and an inadvertent ground loop.NTSB ANC06CA045Accident · No injuriesData collectionFinal reportPiper PA-22-150 · Birchwood, AKThe flight instructor's delayed remedial action during the landing roll, which resulted in the loss of directional control by the student, a ground-loop, and collapse of the main landing gear. A factor associated with the accident was the student's failure to…NTSB ANC06CA033Accident · No injuriesData collectionFinal reportChampion 7GCB · Fairbanks, AKThe pilot's failure to maintain directional control during the landing roll, which resulted in the airplane colliding with a snowbank and nosing over.NTSB ANC06CA031Accident · No injuriesData collectionFinal reportRobinson R22 · Anchorage, AKThe pilot's decision to land the helicopter on an icy airport parking ramp, which resulted in a loss of control on touchdown, and subsequent collision with another parked and unoccupied helicopter.NTSB ANC06CA012Accident · No injuriesData collectionFinal reportCessna 208 · Brevig Mission, AKThe pilot's inadequate compensation for crosswind conditions, which resulted in the left wing striking the ground while taxiing. A factor in the accident was a crosswind.NTSB ANC06CA011Accident · No injuriesData collectionFinal reportCessna 208B · Newtok, AKThe pilot's inadequate compensation for gusting crosswind conditions, which resulted in the airplane exiting the runway, encountering snow, and the nose gear collapsing. Factors associated with the accident were the gusting wind and the icy runway.NTSB ANC06CA010Accident · No injuriesData collectionFinal reportCessna 180H · Anchorage, AKThe pilot's failure to maintain directional control during the takeoff roll, which resulted in the airplane encountering a snow berm, and nosing over. A factor associated with the accident was the snow berm.NTSB ANC06TA002Accident · No injuriesFinal reportAviat A-1B · Fairbanks, AKThe flight instructor's inadequate supervision of the dual student during the landing roll, which resulted in the dual student applying the brakes excessively, and the airplane nosing over. A factor associated with the accident was the excessive braking by…NTSB ANC05CA146Accident · No injuriesData collectionFinal reportPiper PA-18 · Fairbanks, AKThe pilot's failure to maintain control of the airplane during the landing roll, which resulted in a collision with a tree. A factor contributing to the accident was a tailwind.NTSB ANC05CA141Accident · No injuriesData collectionFinal reportCessna 185F · Bettles, AKThe pilot's inadequate compensation for a gusty crosswind, which resulted in a loss of control and an inadvertent ground-loop during the landing roll. Factors associated with the accident were the ground-loop and gusts.NTSB ANC05CA145Accident · No injuriesData collectionFinal reportCessna 180 · McGrath, AKThe pilot's failure to maintain control of the airplane during the landing roll, which resulted in a nose over.NTSB ANC05CA131Accident · No injuriesData collectionFinal reportMaule M-5-210C · Fairbanks, AKThe pilot's inadequate compensation for wind conditions during the landing roll, which resulted in a loss of control and subsequent collapse of the main landing gear. Factors associated with the accident were a crosswind, and a steep drop-off.NTSB ANC05LA129Accident · Minor injuriesLimited investigationFinal reportde Havilland Beaver DHC-2 MK.1 · Aleknagik, AKThe pilot's selection of unsuitable terrain for takeoff, which resulted in a loss of control during the takeoff roll, and an encounter with high vegetation and a river bank. Factors associated with the accident are high vegetation and a riverbank.NTSB ANC05CA152Accident · No injuriesData collectionFinal reportPiper PA-18 · Wiseman, AKThe pilot's selection of unsuitable terrain for landing, which resulted in a nose over during the landing roll. Factors contributing to the accident were a short landing area, and pressure to conduct the flight, which the pilot stated was a rescue situation.NTSB ANC05LA117Accident · No injuriesLimited investigationFinal reportAviat A-1 · Anchorage, AKThe flight instructor's inadequate supervision of the dual student, and his failure to maintain control of the airplane. A factor associated with the accident was the dual student's excessive application of the brakes.NTSB ANC05CA114Accident · No injuriesData collectionFinal reportCessna 170B · Fairbanks, AKThe pilot's inadequate compensation for the gusty wind conditions, which resulted is a loss of directional control during landing. A factor associated with the accident was the gusty wind condition.NTSB ANC05LA104Accident · No injuriesLimited investigationFinal reportCessna 185 · Talkeetna, AKThe pilot's failure to compensate for wind conditions and his failure to maintain directional control of the airplane during the landing roll, which resulted in an excursion off the side of the runway and a nose over.NTSB ANC05CA091Accident · No injuriesData collectionFinal reportPiper PA-20 · Nome, AKThe pilot's inadequate compensation for wind conditions during the landing roll, which resulted in the collapse of the main landing gear, and a nose over. A factor associated with the accident was a crosswind.NTSB ANC05CA083Accident · No injuriesData collectionFinal reportCessna 170B · Anchorage, AKThe pilot's inadequate compensation for the wind conditions during the landing roll, which resulted in a loss of control and an inadvertent ground-loop. A factor associated with the accident was a crosswind.NTSB ANC05LA082Accident · No injuriesLimited investigationFinal reportdeHavilland DHC-2 · King Salmon, AKThe pilot's failure to correct for torque/P-Factor during the takeoff run, and his delay in aborting the takeoff, which resulted in a loss of directional control and subsequent wing collision with the surface of the water. A factor contributing to the…NTSB ANC05LA081Accident · No injuriesLimited investigationFinal reportCessna 170B · Ninilchick, AKThe pilot's failure to maintain control of the airplane during the landing roll on a beach, which resulted in an on-ground collision with terrain. A factor associated with the accident is a tailwind.NTSB ANC05LA086Accident · No injuriesLimited investigationFinal reportCessna 180 · Anchorage, AKThe pilot's inadequate compensation for gusting wind conditions during landing, which resulted in a ground-loop, and structural damage to the airplane. Factors associated with the accident were a ground-loop, and wind gusts.NTSB ANC05CA077Accident · No injuriesData collectionFinal reportPiper PA-18 · Dillingham, AKThe instructor pilot's inadequate supervision, and the dual student's failure to maintain directional control. Factors associated with the accident were a crosswind, and an inadvertent ground loop.NTSB ANC05LA076Accident · No injuriesLimited investigationFinal reportCessna 170B · Dillingham, AKThe pilot's inadequate compensation for wind conditions, which resulted in a loss of control during the landing roll. Factors associated with the accident are a crosswind, and an inadvertent ground loop/swerve.NTSB ANC05LA074Accident · No injuriesLimited investigationFinal reportCessna 170B · Homer, AKThe flight instructor's inadequate supervision of the flight during the landing roll, which resulted in a loss of control, and collision with a ditch. A factor associated with the accident was the student pilot's failure to maintain directional control.NTSB ANC05CA062Accident · No injuriesData collectionFinal reportCessna 180 · Anchorage, AKThe pilot's failure to compensate for a crosswind during the landing roll, which resulted in a loss of control and the airplane nosing over. A factor associated with the accident was a crosswind, and an inadvertent ground loop.