NTSB investigations, AK
78 cases where the sequence of events included Off-field or emergency landing.
Cases per year
| 2008 | 6 |
|---|---|
| 2009 | 1 |
| 2010 | 6 |
| 2011 | 5 |
| 2012 | 4 |
| 2013 | 4 |
| 2014 | 3 |
| 2015 | 4 |
| 2016 | 9 |
| 2017 | 5 |
| 2018 | 6 |
| 2019 | 5 |
| 2020 | 3 |
| 2021 | 3 |
| 2022 | 2 |
| 2023 | 4 |
| 2024 | 4 |
| 2025 | 3 |
| 2026 | 1 |
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 s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.\"tier2Number\" = '440' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE \"isDefiningEvent\"))
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 s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '440' AND s.case_mkey IN (SELECT case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' WHERE "isDefiningEvent")) 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 ANC26LA076Accident · No injuriesClass 4 · LimitedInvestigation openCessna 180K · Anchorage, AKNTSB ANC26LA007Accident · No injuriesClass 4 · LimitedFinal reportDanchini Aero Danchini Cub · Wasilla, AKThe pilot’s inadequate preflight inspection, and inadequate inflight fuel management, which resulted in a total loss of engine power due to fuel starvation and subsequent forced landing.NTSB ANC26LA001Accident · No injuriesClass 3 · LimitedPreliminary reportCessna 172N · Petersburg, AKOn October 7, 2025, at 1456 Alaska daylight time, a Cessna 172 airplane, N80628, was substantially damaged when it was involved in an accident near Petersburg, Alaska. The student pilot and flight instructor were not injured. The airplane was operated as a…NTSB ANC25LA019Accident · No injuriesClass 3 · LimitedFinal reportPiper PA-18-150 · Wasilla, AKA total loss of engine power for undetermined reasons.NTSB ANC24LA097Accident · No injuriesClass 4 · LimitedFinal reportStinson 108-3 · Lime Village, AKThe pilot's inadequate preflight inspection and fuel planning, which resulted in a total loss of engine power due to fuel exhaustion and a subsequent forced landing in tree-covered terrain.NTSB ANC24LA057Accident · No injuriesClass 4 · LimitedFinal reportDehavilland-Kenmore DHC-2 · Juneau, AKA partial loss of engine power during initial climb due to a cracked cylinder.NTSB ANC24LA014Accident · No injuriesClass 4 · LimitedFinal reportBenjamin Pratt Bearhawk Patrol · Galena, AKA loss of engine power as a result of carburetor ice. Contributing to the outcome was the pilot’s failure to effectively use carburetor heat in conditions conducive to the formation of carburetor ice.NTSB ANC24LA013Accident · No injuriesClass 3 · LimitedFinal reportRobinson Helicopter R44 II · Glacier View, AKA sudden stoppage of the tail rotor for unknown reasons, which resulted in the tortional overload failure of the tail rotor driveshaft.NTSB ANC23LA080Accident · No injuriesClass 3 · LimitedFinal reportCessna A185F · Homer, AKA total loss of engine power for undetermined reasons.NTSB ANC23LA051Accident · No injuriesClass 3 · LimitedFinal reportStinson 108 · Ninilchik, AKA partial loss of engine power due to failure of the No. 1 cylinder intake valve head.NTSB ANC23LA050Accident · No injuriesClass 4 · LimitedFinal reportAviat A-1B · Matanuska Glacier, AKThe airplane’s encounter with downdrafts resulting in decreased performance insufficient to outclimb rising terrain.NTSB ANC23LA013Accident · No injuriesClass 3 · LimitedFinal reportTaylorcraft BL-65 · Wasilla, AKThe pilot's failure to remove all water from the fuel tank, which resulted in fuel contamination and a subsequent partial loss of engine power.NTSB ANC23LA006Accident · No injuriesClass 3 · LimitedFinal reportCessna 207 · Bethel, AKThe total loss of engine power during cruise flight due to fuel starvation and the pilot’s mismanagement of the available fuel.NTSB ERA22LA410Accident · No injuriesClass 3 · LimitedFinal reportCessna U206 · Buckland, AKThe installation of incompatible rocker arms and rocker arm bushings during an engine overhaul, which resulted in a complete loss of engine power.NTSB ANC22LA008Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-18 · Palmer, AKThe pilot’s failure to effectively use carburetor heat in conditions conducive to the formation of carburetor ice, which resulted in a partial loss of engine power, off-airport landing, and nose over.NTSB ANC21LA093Accident · No injuriesClass 4 · LimitedFinal reportPiper PA-22-150 · Chandalar Shelf, AKA separation of the rudder cable from the rudder pedal due to the connecting bolt detaching for undetermined reasons, which resulted in a loss of directional control.NTSB ANC21FA028Accident · Minor injuriesClass 3 · FieldFinal reportPiper PA-18A · Anchorage, AKA total loss of engine power for reasons that could not be determined based on the available evidence.NTSB ANC20CA070Accident · No injuriesClass 4 · Data collectionFinal reportBell 206L-1 · Homer, AKThe pilot's failure to see and avoid the boat's mast, which resulted in a main rotor blade strike. Contributing to the accident was the pilot's inadequate preflight planning by not having the boat's mast measured.NTSB ANC20CA030Accident · No injuriesData collectionFinal reportPiper PA18 · Big Lake, AKThe pilot's failure to use carburetor heat in conditions conducive to carburetor icing, which resulted in a partial loss of engine power, a precautionary landing, and impact with snow.NTSB ANC20CA011Accident · No injuriesClass 4 · Data collectionFinal reportCessna 170 · Fairbanks, AKThe pilot's improper fuel planning, which resulted in a total loss of engine power due to fuel exhaustion, an emergency off-airport landing, and a nose over.NTSB ANC20LA002Accident · No injuriesClass 3 · LimitedFinal reportCessna 172 · Palmer, AKThe pilot's delayed application of carburetor heat in weather conditions conducive to carburetor icing, which resulted in a partial loss of engine power, a precautionary landing, and impact with terrain.NTSB GAA19CA388Accident · No injuriesData collectionFinal reportPiper PA18 · Talkeetna, AKThe pilot's improper decision to land on rough, grassy terrain, which resulted in a nose-over.NTSB ANC19LA016Accident · No injuriesClass 3 · LimitedFinal reportPiper PA-32-300 · Bethel, AKA total loss of engine power due to a fatigue failure of the crankshaft. A contributing factor was the inadequate inspection during the engine’s last overhaul.NTSB ANC19LA015Accident · No injuriesClass 3 · LimitedFinal reportCessna 150 · Talkeetna, AKA loss of pitch control for an undetermined reason, which resulted in a collision with terrain during an emergency landing.NTSB GAA19CA139Accident · No injuriesData collectionFinal reportAirbus A350 · Eureka, AKThe pilot's selection of unsuitable terrain for landing on snow-covered mountainous terrain with steep rocks above, which resulted in loose rocks damaging the main rotor blades and the subsequent loss of helicopter controllability.NTSB ANC19LA005Accident · Serious injuriesLimited investigationFinal reportPiper PA 12 · Willow, AKThe loss of engine power shortly after takeoff for reasons that could not be determined based on the available information, which resulted in an emergency landing and collision with trees.NTSB ANC18LA073Accident · No injuriesLimited investigationFinal reportCessna A185 · Fairbanks, AKThe total loss of engine power due to fuel exhaustion.NTSB GAA18CA541Accident · No injuriesData collectionFinal reportCub Crafters CC18 · Northway, AKThe airplane’s collision with a bird during straight-and-level flight.NTSB ANC18LA058Accident · No injuriesLimited investigationFinal reportRobinson R44 · Bettles, AKMaintenance personnel's application of insufficient preload on the attachment hardware for the idler gear shaft during engine overhaul, which resulted in the dismounting of the idler gear shaft assembly due to wear and deformation and the subsequent total…NTSB GAA18CA454Accident · No injuriesData collectionFinal reportCessna 172 · Meadow Lakes, AKThe pilot’s selection of the wrong fuel tank for departure, which resulted in fuel starvation and the subsequent total loss of engine power.NTSB GAA18CA376Accident · No injuriesData collectionFinal reportPiper PA 18 · Cantwell, AKThe pilot's failure to see and avoid a post during a go-around following a landing on unsuitable terrain.NTSB GAA17CA473Accident · No injuriesData collectionFinal reportCessna 180 · Puntilla, AKThe airplane’s encounter with a downdraft while maneuvering at a low altitude, which resulted in the exceedance of the airplane’s critical angle of attack and a subsequent aerodynamic stall.NTSB ANC17CA044Accident · No injuriesData collectionFinal reportBrantly B2 · St. Michael, AKThe pilot’s inadequate supervision of the refueling process, which resulted in a loss of engine power due to water contamination in the helicopter’s fuel system from the fuel drum and subsequent impact with terrain.NTSB ANC17LA028Accident · Minor injuriesClass 2 · LimitedFinal reportCessna 172 · Chugiak, AKThe pilot's improper in-flight fuel management, which resulted in a total loss of engine power due to fuel starvation.NTSB ANC17LA020Accident · Minor injuriesLimited investigationFinal reportCessna 182 · Willow, AKThe partial loss of engine power for reasons that could not be determined based on the available information, which resulted in the forced landing attempt and impact with power lines.NTSB ANC17TA015Accident · Serious injuriesFinal reportPiper PA-32 · Pilot Point, AKThe pilot's continued flight into known icing conditions, which resulted in structural icing and a forced landing on icy, snow-covered terrain.NTSB ANC17LA008Accident · No injuriesLimited investigationFinal reportAirborne Extreme SQ-12 · Palmer, AKThe fuel injector manufacturer's inappropriate guidance to use a 5-ampere circuit breaker in place of the required 10-ampere circuit breaker on the fuel injector circuit, which resulted in the circuit breaker opening, a loss of electrical power to the…NTSB ANC17LA006Accident · Minor injuriesLimited investigationFinal reportPiper PA32R · Bethel, AKA total loss of engine power due to oil starvation, which resulted from an oil cooler leak at a fractured brazed seam.NTSB GAA16CA503Accident · Minor injuriesData collectionFinal reportCessna 185 · Fairbanks, AKThe pilot’s failure to recognize he was taking off with a tailwind and his inadequate compensation for taking off with a tailwind, which led to the airplane’s failure to attain a climb and a subsequent forced landing.NTSB GAA16CA486Accident · No injuriesData collectionFinal reportChampion 7GC · Palmer, AKThe pilot’s inadequate preflight inspection and failure to assess the airplane’s fuel quantity before departure, which resulted in fuel exhaustion.NTSB ANC16CA056Accident · No injuriesData collectionFinal reportBrian Turner Northern Explorer · Chickaloon, AKA partial loss of engine power due to carburetor icing, which resulted from the pilot’s failure to use carburetor heat.NTSB ANC16CA049Accident · No injuriesData collectionFinal reportCessna U206 · Cordova, AKThe pilot's improper landing flare, which resulted in a hard landing and subsequent landing gear separation and collapse.NTSB ANC16CA055Accident · No injuriesData collectionFinal reportKirbybilt Xcalibur · Valdez, AKThe pilot's failure to maintain an adequate glide path during landing, which resulted in the airplane landing short of the airstrip, a landing gear collapse, and subsequent substantial damage to the fuselage.NTSB ANC16LA034Accident · No injuriesLimited investigationFinal reportDe Havilland DHC3 · Homer, AKAn in-flight collision with a bald eagle, which resulted in substantial damage to the left wing.NTSB GAA16CA324Accident · No injuriesData collectionFinal reportCessna 170 · Palmer, AKThe pilot's failure to maintain a wings-level attitude during takeoff in gusty wind conditions, which resulted in the right wing striking the ground, a loss of lateral bank control, and a nose over during the subsequent landing.NTSB ANC15LA073Accident · No injuriesLimited investigationFinal reportRobinson Helicopter R44 · Fort Glenn, AKThe separation of the tail rotor gearbox from the tailboom attachment point due to overstress loads imposed by a tail rotor blade imbalance as the result of impact with an undetermined object during low-level flight operations.NTSB ANC15CA052Accident · No injuriesData collectionFinal reportCessna 182 · Wasilla, AKThe pilot's failure to ensure adequate fuel was onboard to complete the flight, which resulted in fuel exhaustion and the subsequent loss of engine power. Contributing to the accident was the improperly calibrated fuel quantity indication system.NTSB ANC15LA020Accident · No injuriesLimited investigationFinal reportCessna 170B · Bettles, AKA total loss of engine power for reasons that could not be determined because postaccident engine examination and testing revealed no mechanical anomalies that would have precluded normal operation.NTSB ANC15CA012Accident · No injuriesData collectionFinal reportBell 206B · Palmer, AKThe pilot's failure to maintain control while hovering at a low altitude, which resulted in an impact with frozen lake ice. Contributing to the accident was the pilot's decision to operate the helicopter from the left seat contrary to the rotorcraft flight…NTSB ANC14LA085Accident · No injuriesLimited investigationFinal reportCessna TU206 · Deadhorse, AKThe application of insufficient torque to the engine cylinder through bolts during the replacement of the No. 1 cylinder, which resulted in the displacement of the No. 2 bearing, oil starvation, and a catastrophic engine failure.