NTSB investigations, AK
290 cases where the first occurrence was “On ground/water encounter with terrain/water”.
Cases per year
| 1982 | 13 |
|---|---|
| 1983 | 7 |
| 1984 | 5 |
| 1985 | 8 |
| 1986 | 3 |
| 1987 | 12 |
| 1988 | 6 |
| 1989 | 12 |
| 1990 | 5 |
| 1991 | 3 |
| 1992 | 6 |
| 1993 | 8 |
| 1994 | 12 |
| 1995 | 21 |
| 1996 | 13 |
| 1997 | 11 |
| 1998 | 21 |
| 1999 | 15 |
| 2000 | 16 |
| 2001 | 14 |
| 2002 | 13 |
| 2003 | 13 |
| 2004 | 13 |
| 2005 | 20 |
| 2006 | 6 |
| 2007 | 14 |
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\" = 320)
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" = 320) 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 ANC08LA029Accident · No injuriesLimited investigationFinal reportCessna 185 · Skwentna, AKThe pilot's selection of unsuitable terrain for taxi. Contributing to the accident were rough and uneven terrain, and an excessive taxispeed.NTSB ANC08CA024Accident · No injuriesData collectionFinal reportPiper PA-18-135 · Seward, AKThe pilot's failure to maintain directional control during takeoff.NTSB ANC08CA019Accident · No injuriesClass 4 · Data collectionFinal reportAmerican Champion 8GCBC · Wasilla, AKThe pilot's misjudged touchdown point during landing.NTSB ANC08CA008Accident · No injuriesData collectionFinal reportPiper PA-18 · Anchorage, AKThe pilot's selection of an unsuitable landing area which resulted in an on ground encounter with terrain, and a nose over.NTSB ANC08TA006Accident · No injuriesFinal reportAviat A1B · Palmer, AKThe flight instructor's failure to maintain clearance from high vegetation during the off-airport landing.NTSB ANC07CA107Accident · No injuriesData collectionFinal reportPiper J3 · Tyonek, AKThe pilot's selection of unsuitable terrain for takeoff, which resulted in an encounter with soft terrain and a loss of control during the takeoff roll.NTSB ANC07CA105Accident · No injuriesData collectionFinal reportPiper PA-32 · Chenega Bay, AKThe pilot's selection of unsuitable terrain for landing, which resulted in a collision with a ditch during the landing roll. A factor associated with the accident was the ditch.NTSB ANC07LA095Accident · No injuriesLimited investigationFinal reportShort Bros. SC-7 · McGrath, AKThe pilot's selection of unsuitable terrain for landing and subsequent nose gear collapse during the landing roll. Contributing to the accident was the soft terrain.NTSB ANC07LA090Accident · No injuriesLimited investigationFinal reportCessna 150G · Kenai, AKThe pilot's excessive flap setting during takeoff.NTSB ANC07CA087Accident · No injuriesData collectionFinal reportMaule M7 · Bettles, AKThe pilot's selection of an unsuitable landing site, which resulted in an encounter with soft terrain, and a nose over during the landing roll.NTSB ANC07LA064Accident · No injuriesLimited investigationFinal reportChampion 7GCB · King Salmon, AKThe pilot's selection of unsuitable terrain for takeoff, which resulted in the right main landing gear collapsing during takeoff. Factors contributing to the accident were rough/uneven terrain, and the collapse of the main landing gear.NTSB ANC07CA049Accident · No injuriesData collectionFinal reportBritten-Norman BN2A26 · Egegik, AKThe pilot's selection of unsuitable terrain for landing, which resulted in structural damage during the landing roll when the airplane encountered soft sand.NTSB ANC07CA024Accident · No injuriesData collectionFinal reportCessna 177 · Gridwood, AKThe pilot's selection of a snow-covered runway for landing, which resulted in a quick stop and damage to the airplane. A factor associated with the accident was the snow-covered runway.NTSB ANC07LA014Accident · No injuriesLimited investigationFinal reportCessna 207 · Kipnuk, AKThe pilot's failure to maintain adequate clearance from terrain during the landing roll, which resulted in a collision with a snow berm with the left main landing gear, and subsequent damage to the right wing. Factors contributing to the accident were dark…NTSB ANC06CA132Accident · No injuriesData collectionFinal reportPiper PA-12 · Noatak, AKThe pilot's selection of an unsuitable landing site, which resulted in a loss of control during the landing roll and a nose over. Factors associated with the accident were soft terrain and the pilot's failure to maintain directional control.NTSB ANC06LA125Accident · No injuriesLimited investigationFinal reportCessna 206 · Kodiak, AKThe pilot's selection of an unsuitable landing site, which resulted in a rock striking the horizontal stabilizer during the landing roll.NTSB ANC06CA111Accident · No injuriesData collectionFinal reportPiper PA-14 · Fairbanks, AKThe pilot's selection of an unsuitable off-airport site for takeoff, which resulted in an on-ground encounter with rough-uneven terrain, a loss of control, and a collision with small trees. Factors associated with the accident were the uneven terrain, and…NTSB ANC06CA085Accident · No injuriesData collectionFinal reportPiper PA-18-180 · Skwentna, AKThe pilot's selection of unsuitable terrain for landing, which resulted in a loss of control during the landing roll, and an on ground encounter with terrain. Factors associated with the accident are the pilot's failure to maintain directional control, and…NTSB ANC06LA068Accident · No injuriesLimited investigationFinal reportPiper PA-18 · Palmer, AKThe pilot's selection of unsuitable terrain for landing, which resulted in the airplane nosing over during the landing roll. A factor associated with the accident was the rocky terrain.NTSB ANC06CA050Accident · No injuriesData collectionFinal reportCessna 170B · Chickaloon, AKThe pilot's selection of unsuitable terrain for landing, which resulted in a nose over during the landing roll. A factor associated with the accident was the snow on the runway.NTSB ANC06CA003Accident · No injuriesData collectionFinal reportPiper PA-22 · Willow, AKThe pilot's selection of an unsuitable takeoff area, which resulted in an on ground encounter with a river during an aborted takeoff.NTSB ANC06CA004Accident · No injuriesData collectionFinal reportCessna 206 · Seward, AKThe pilot's inadequate compensation for wind conditions, which resulted in an on ground encounter with terrain, and subsequent loss of control while landing. A factor associated with the accident was a crosswind.NTSB ANC05CA137Accident · No injuriesData collectionFinal reportdeHavilland DHC-2 · Igiugig, AKThe pilot's delay in aborting the takeoff run when he was unable to lift one float off the water, which resulted in a subsequent collision with terrain. A factor contributing to the accident was a river bank.NTSB ANC05CA134Accident · No injuriesData collectionFinal reportChampion 7KCAB · Fairbanks, AKThe pilot's selection of unsuitable terrain for landing, which resulted in a nose over during the landing roll. A factor contributing to the accident was a depression/ditch in the landing surface.NTSB ANC05TA126Accident · No injuriesFinal reportPiper PA-18-150 · Cold Foot, AKThe pilot's selection of unsuitable terrain for landing, which resulted in the airplane nosing down during the landing roll. A factor associated with the accident was the rough and uneven terrain.NTSB ANC05LA123Accident · Minor injuriesLimited investigationFinal reportBrabandt RV-9A · Palmer, AKThe loss of nose gear strut/fork-to-ground clearance that led to the collapse of the nose gear strut and nose-over during the landing roll. Factors contributing to the accident were an uneven dirt/gravel surface runway.NTSB ANC05CA119Accident · Minor injuriesData collectionFinal reportCessna 182 · Nabesna, AKThe pilot's selection of an unsuitable area for landing, which resulted in an on ground encounter with brush, and subsequent loss of control during an aborted landing. Factors associated with the accident were high vegetation, and a jammed elevator control.NTSB ANC05LA127Accident · No injuriesLimited investigationFinal reportPiper PA-22-150 · Tyonek, AKThe instructor pilot's inadvertent touchdown during a low pass, and attempted go-around, which resulted in an in-flight collision with terrain, and nose over.NTSB ANC05CA113Accident · No injuriesData collectionFinal reportPiper PA-18-150 · Wasilla, AKThe pilot's selection of unsuitable terrain for taxi, which resulted in the airplane encountering a ditch, and the collapse of the main landing gear. A factor associated with the accident was the ditch.NTSB ANC05CA109Accident · No injuriesData collectionFinal reportMaule MX7-180 · Yakutat, AKThe pilot's selection of unsuitable terrain for landing, and his failure to maintain directional control of the airplane during the landing roll, which resulted in a nose-over. A factor contributing to the accident was soft terrain.NTSB ANC05CA099Accident · No injuriesData collectionFinal reportCessna 172 · Akiachak, AKThe pilot's delay in aborting the landing, which resulted in the airplane running off the end of the runway and nosing over. A factor associated with the accident was the rough/uneven terrain off the end of the runway.NTSB ANC05LA072Accident · No injuriesLimited investigationFinal reportPiper PA-18 · Cordova, AKThe pilot's selection of unsuitable terrain for landing, and his failure to maintain control of the airplane, which resulted in a nose over during the landing roll. A factor contributing to the accident was uneven terrain.NTSB ANC05CA067Accident · No injuriesData collectionFinal reportBellanca 7GCBC · Palmer, AKThe pilot's selection of unsuitable terrain for landing, which resulted in a loss of control during the landing roll, and a collision with willows and a creek bank. A factor associated with the accident was the soft landing area.NTSB ANC05LA065Accident · No injuriesLimited investigationFinal reportPiper PA-18-160 · Wasilla, AKThe pilot's selection of an unsuitable landing area, which resulted in a loss of control during the landing roll, and a collision with a ditch. A factor associated with the airplane was a leaking brake assembly and diminished braking efficiency.NTSB ANC05CA066Accident · No injuriesData collectionFinal reportCessna 180 · Anchorage, AKThe pilot's selection of an unsuitable landing area, which resulted in an on ground encounter with terrain during the landing roll, and subsequent nose down of the airplane. A factor associated with the accident was soft terrain.NTSB ANC05TA058Accident · Minor injuriesFinal reportde Havilland DHC-2 · Talkeetna, AKThe pilot's selection of unsuitable terrain for taxi after landing, which resulted in the collapse of the main landing gear and structural damage to the right wing and forward fuselage. A factor associated with the accident was the rough and uneven terrain.NTSB ANC05CA059Accident · No injuriesData collectionFinal reportCessna U206E · Yakutat, AKThe pilot's selection of unsuitable terrain for landing, which resulted in a nose down, and structural damage to the wing. A factor contributing to the accident was the soft sand.NTSB ANC05LA056Accident · No injuriesLimited investigationFinal reportPiper PA-18 · Palmer, AKThe pilot's selection of an unsuitable landing site, which resulted in a loss of control and the airplane nosing over during the landing roll.NTSB ANC05LA036Accident · No injuriesLimited investigationFinal reportPiper PA-18 · Talkeetna, AKThe pilot's selection of unsuitable terrain for takeoff, which resulted in ski assembly damage during the takeoff run from a frozen, snow-covered lake, and subsequent nose over during an emergency landing. Factors contributing to the accident were an overload…NTSB ANC05CA024Accident · No injuriesData collectionFinal reportPiper PA-19 · Big Lake, AKThe pilot's selection of an unsuitable takeoff/landing/taxi area, which resulted in an on-ground encounter with a berm, a loss of control on the ground, and collapse of the main landing gear. Factors associated with the accident were flat light conditions,…NTSB ANC05CA012Accident · No injuriesData collectionFinal reportBellanca 8GCBC · Skwentna, AKThe pilot's selection of an unsuitable landing area, which resulted in a nose over during the landing roll. A factor associated with the accident was deep crusted snow.NTSB ANC05CA013Accident · No injuriesData collectionFinal reportCessna 185 · Skwentna, AKThe pilot's selection of an unsuitable landing area, which resulted in a nose over during the landing roll. A factor associated with the accident was deep wet snow.NTSB ANC05LA009Accident · No injuriesLimited investigationFinal reportPiper PA-18 · Chickaloon, AKThe pilot's failure to maintain directional control of the airplane, which resulted in a collision with terrrain during the landing roll. Factors contributing to the accident were a rough/rutted and snow-covered airstrip surface, and an inadvertent ground…NTSB ANC04CA111Accident · No injuriesData collectionFinal reportChampion 7GCBC · Fairbanks, AKThe pilot's selection of unsuitable terrain for landing, which resulted in the collapse of the right main landing gear during the landing roll. A factor contributing to the accident was rough and uneven terrain.NTSB ANC04LA097Accident · No injuriesLimited investigationFinal reportde Havilland DHC-2 · Kodiak, AKThe pilot's failure to abort the takeoff, which resulted in a collision with a river bank during the takeoff run.NTSB ANC04LA096Accident · No injuriesLimited investigationFinal reportPiper PA-18 · Paxson, AKThe pilot's selection of unsuitable terrain for landing, which resulted in a collision with a rock and subsequent main landing gear collapse during the landing roll. A factor contributing to the accident was rough, uneven terrain.NTSB ANC04CA088Accident · No injuriesData collectionFinal reportCessna 182F · Kenai, AKThe pilot's selection of unsuitable terrain for landing, which resulted in a nose over during the ensuing aborted landing when the airplane encountered soft terrain. Factors contributing to the accident were the soft, swampy area surrounding the landing zone.NTSB ANC04LA074Accident · No injuriesLimited investigationFinal reportCessna 172 · Yakutat, AKThe pilot's selection of an unsuitable landing area, which resulted in the collapse of the landing gear, and subsequent nose over during the landing roll. A factor associated with the accident was soft terrain.NTSB ANC04LA072Accident · No injuriesLimited investigationFinal reportPiper PA-22-160 · Beluga, AKThe pilot's selection of an unsuitable area for landing, which resulted in an on ground encounter with rocks during the landing roll, and the collapse of the left main landing gear.NTSB ANC04LA065Accident · No injuriesLimited investigationFinal reportPiper PA-18 · McGrath, AKThe pilot's selection of unsuitable terrain for landing, which resulted in the airplane nosing over during the landing roll. A factor contributing to the accident was the presence of soft tundra.