NTSB investigations, MN
45 cases where NTSB found Not determined, general.
Cases per year
| 2008 | 3 |
|---|---|
| 2009 | 3 |
| 2010 | 3 |
| 2011 | 3 |
| 2012 | 4 |
| 2013 | 4 |
| 2014 | 2 |
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 5 |
| 2018 | 5 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 1 |
| 2023 | 3 |
| 2024 | 1 |
| 2025 | 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\" = 'MN' AND c.\"eventCountry\" = 'USA'
AND c.\"mKey\" IN (SELECT f.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE starts_with(f.\"findingCode\", '05000000'))
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" = 'MN' AND c."eventCountry" = 'USA' AND c."mKey" IN (SELECT f.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE starts_with(f."findingCode", '05000000')) 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 CEN25LA083Accident · No injuriesClass 4 · LimitedFinal reportRaytheon Hawker 800XP · Minneapolis, MNThe failure of the nose landing gear to extend for undetermined reasons.NTSB CEN25LA041Accident · No injuriesClass 4 · LimitedFinal reportRotorway Exec 162 F · Blaine, MNA loss of engine power that resulted in a hard landing.NTSB CEN23LA376Accident · 1 fatalClass 4 · LimitedFinal reportSixchuter Spirit XL · Hovland, MNThe collision with the lake by a noncertificated pilot for reasons that could not be determined.NTSB CEN23FA269Accident · 1 fatalClass 3 · FieldFinal reportSchweizer G-164B · Beltrami, MNA collision with terrain and subsequent nose over for undetermined reasons.NTSB ERA23FA130Accident · 1 fatalClass 3 · FieldFinal reportCirrus Design SR22 · Duluth, MNA rapid descent and subsequent collision with terrain for reasons that could not be determined based on the available evidence.NTSB CEN21LA244Accident · Serious injuriesClass 3 · LimitedFinal reportDehavilland DHC-2 MK.I · Oak Island, MNThe failure of an O-ring in the landing gear system, which resulted in the inadvertent extension of the main wheel in the amphibious float. Contributing to the accident was the pilot’s decision to depart with a known hydraulic leak in the landing gear system.NTSB CEN20LA392Accident · 3 fatalClass 3 · LimitedFinal reportCessna 172 · Cottage Grove, MNA steep descent and impact with terrain for reasons that could not be determined based on the available information.NTSB CEN19LA281Accident · Minor injuriesClass 3 · LimitedFinal reportStinson 108 · Grand Rapids, MNA loss of engine power after takeoff for undetermined reasons.NTSB CEN19FA218Accident · 1 fatalField investigationFinal reportGIbb AR-1 · Hawley, MNAn in-flight loss of control and collision with terrain for reasons that could not be determined based on the available information.NTSB CEN18LA349Accident · Serious injuriesLimited investigationFinal reportNorth American T-28B · Minneapolis, MNThe fire during approach for reasons that could not be determined based on the available evidence, which resulted in impact with terrain during approach for a precautionary landing.NTSB CEN18LA332Accident · Minor injuriesLimited investigationFinal reportAero Commander S2R · Westbrook, MNA runway excursion during takeoff for reasons that could not be determined based on the available evidence.NTSB CEN18LA311Accident · No injuriesLimited investigationFinal reportCessna 188 · Watkins, MNA partial loss of engine power for reasons that could not be determined because a postaccident examination revealed no evidence of preimpact mechanical malfunctions or failures that would have precluded normal operation.NTSB CEN18LA237Accident · No injuriesLimited investigationFinal reportZenith Stol CH701 · Maple Lake, MNThe total loss of engine power for reasons that could not be determined based on the available evidence.NTSB CEN18FA083Accident · 1 fatalField investigationFinal reportSkwira Matthew J W-10 Tailwind · Sauk Centre, MNImpact with terrain for reasons that could not be determined based on the available information.NTSB CEN18FA003Accident · 1 fatalField investigationFinal reportSchaffer Fisher Horizon 2 · Eden Prairie, MNAn inflight loss of control and collision with terrain for undetermined reasons after a thorough examination of the airplane's flight controls was unable to confirm control continuity. Contributing to the accident was the pilot's lack of experience in the…NTSB CEN17LA250Accident · 1 fatalLimited investigationFinal reportNorth American T-28A · Moorhead, MNControlled descent into terrain due to engine issues, the reason for which could not be determined because examination of the engine revealed no evidence of malfunctions or failures that would have precluded normal operation.NTSB CEN17LA238Accident · Serious injuriesLimited investigationFinal reportAeronca 7BCM · Mahnomen, MNThe pilot’s failure to abort the takeoff after recognizing a partial loss of engine power during the takeoff roll and his subsequent inability to maintain adequate airspeed during a turn to avoid power lines, which resulted in an aerodynamic stall. The…NTSB CEN17LA232Accident · Serious injuriesLimited investigationFinal reportBell-Tellijohn 47G · Hastings, MNThe pilot's failure to maintain helicopter control for reasons that could not be determined because postaccident examination of the helicopter did not reveal any preimpact mechanical malfunctions or anomalies that would have precluded normal operation.NTSB CEN17LA148Accident · No injuriesLimited investigationFinal reportCessna T210M · Detroit Lakes, MNThe malfunction of the right main landing gear actuator for reasons that could not be determined because postaccident examination revealed no mechanical anomalies that would have precluded normal operation. Contributing to the accident was the improper…NTSB CEN16LA391Accident · No injuriesLimited investigationFinal reportCessna 177RG · Cloquet, MNA lack of lubrication in the engine for reasons that could not be determined based on the available information, which resulted in a failure of the No. 4 connecting rod and a subsequent total loss of engine power.NTSB CEN16LA156Accident · Minor injuriesClass 3 · LimitedFinal reportBell 206 · Arden Hills, MNA partial loss of engine power for reasons that could not be determined based on the available evidenceNTSB CEN15LA326Accident · No injuriesLimited investigationFinal reportEagle Eagle DW 1 · Hector, MNThe intermittent partial loss of engine power, which resulted in a lower-than-expected approach glidepath and impact with terrain short of the runway. The reason for the intermittent partial loss of engine power could not be determined because postaccident…NTSB CEN15LA309Accident · No injuriesLimited investigationFinal reportCessna 172RG · Anoka, MNFailure of the left landing gear actuator for reasons that could not be determined because the actuator was not made available for examination.NTSB CEN14FA306Accident · 2 fatalField investigationFinal reportBrumwell RV-6 · Sauk Rapids, MNThe pilot’s loss of pitch control due to the in-flight opening of the canopy during cruise flight for reasons that could not be determined because fire damage precluded examination of the airplane’s canopy and systems.NTSB CEN14LA320Accident · No injuriesLimited investigationFinal reportCessna 172XP · St. Cloud, MNThe pilot's failure to maintain the proper airspeed and angle-of-attack after a partial loss of engine power on takeoff, which resulted in a stall and the subsequent impact with water. Contributing to the accident was the partial loss of engine power due to…NTSB CEN14FA034Accident · 3 fatalField investigationFinal reportPiper PA 23-250 · Caledonia, MNThe pilot's loss of control for reasons that could not be determined because the postaccident airplane examination did not reveal any anomalies that would have precluded normal operation.NTSB CEN13LA376Accident · Serious injuriesLimited investigationFinal reportAvery Jack H Glastar GS-1 · Grand Rapids, MNThe loss of directional control during landing because the autopilot engaged for undetermined reasons because water and recovery damage precluded detailed examination of system components.NTSB CEN13LA363Accident · No injuriesLimited investigationFinal reportThomsen Avid Flyer MK IV · Hibbing, MNA total loss of engine power for reasons that could not be determined because the postaccident examination of the airframe and engine did not reveal any anomalies that would have precluded normal operation.NTSB CEN13FA357Accident · 1 fatalField investigationFinal reportBell 47G-3B-1 · Maplewood, MNThe loss of helicopter control for reasons that could not be determined because an examination of the helicopter and its systems revealed no malfunctions or failures that would have precluded normal operation.NTSB CEN13FA101Accident · No injuriesField investigationFinal reportCessna 501 · Detroit Lakes, MNA loss of airplane control due to an undetermined avionics malfunction and the pilots’ inattention, which resulted in excessive airframe forces during the unusual attitude recovery. The reason for the avionics malfunction could not be determined because…NTSB CEN12LA492Accident · No injuriesLimited investigationFinal reportMaule M-4 · Springfield, MNThe tailwheel spring's overload failure during landing, resulting in a ground loop and runway excursion.NTSB CEN12FAMS1Accident · 1 fatalMissing aircraftFinal reportPiper PA-31-325 · Duluth, MNUndetermined because the airplane was not found.NTSB CEN12LA244Accident · Serious injuriesLimited investigationFinal reportT Bird Golden Circle Air II · Clara City, MNThe airplane's loss of engine power for reasons that could not be determined because postaccident examination did not reveal any malfunctions or anomalies that would have precluded normal operation.NTSB CEN12FA091Accident · 1 fatalField investigationFinal reportRobinson Helicopter R44 II · Hackensack, MNThe helicopter's sudden yaw and subsequent impact with the water for reasons that could not be determined during postaccident examination of the helicopter and its systems.NTSB CEN11CA637Accident · No injuriesData collectionFinal reportAero Commander S2R · Park Rapids, MNThe loss of engine power for undetermined reasons.NTSB CEN11LA499Accident · No injuriesLimited investigationFinal reportAir Tractor AT-502 · Fergus Falls, MNThe total loss of engine power for reasons that could not be determined because the airplane came to rest inverted in water.NTSB CEN11CA017Accident · Serious injuriesData collectionFinal reportLuscombe 8D · Clarrisa, MNThe partial loss of engine power for undetermined reasons.NTSB CEN10LA431Accident · 1 fatalLimited investigationFinal reportBell 47G-4A · Rochester, MNThe total loss of engine power due to a high-cycle fatigue fracture of a first-stage compressor blade. The reason for the fracture could not be determined during postaccident examination.NTSB CEN10FA322Accident · 3 fatalField investigationFinal reportPiper PA-23 · Rochester, MNThe loss of engine power and the pilot's subsequent loss of control for undetermined reasons.NTSB CEN10LA064Accident · Serious injuriesLimited investigationFinal reportKrusmark David Homer Searey · St. Paul, MNThe pilot's delay in aborting the takeoff during the takeoff roll when he became aware of the engine not producing full power.NTSB CEN09LA561Accident · Serious injuriesLimited investigationFinal reportChampion 7KCAB · Stacy, MNA partial loss of engine power during initial climb for undetermined reasons.NTSB CEN09CA322Accident · No injuriesData collectionFinal reportStinson 10A · Pickwick, MNThe loss of engine power for undetermined reasons.NTSB CHI08LA219Accident · Serious injuriesLimited investigationFinal reportKolb Mark II · Chisholm, MNThe loss of engine power during initial climb for undetermined reasons.NTSB CHI08LA180Accident · Minor injuriesLimited investigationFinal reportSmith Aerostar 601P · Alexandria, MNThe loss of engine power for undetermined reasons. Contributing to the accident was the unsuitable terrain for the forced landing.NTSB CHI08LA067Accident · Serious injuriesLimited investigationFinal reportZiermann RV8 · Garrison, MNThe loss of engine power for undetermined reasons during cruise and the misjudged flare resulting in a hard landing. Contributing to the accident was the frozen lake to which the pilot performed a forced landing.