NTSB investigations, 2021
20 cases where the sequence of events included VFR encounter with IMC.
Cases per year
| 2008 | 28 |
|---|---|
| 2009 | 31 |
| 2010 | 33 |
| 2011 | 31 |
| 2012 | 23 |
| 2013 | 23 |
| 2014 | 22 |
| 2015 | 24 |
| 2016 | 18 |
| 2017 | 29 |
| 2018 | 15 |
| 2019 | 24 |
| 2020 | 13 |
| 2021 | 20 |
| 2022 | 16 |
| 2023 | 17 |
| 2024 | 18 |
| 2025 | 7 |
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 year(c.\"eventDate\") = 2021
AND c.\"mKey\" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s.\"tier2Number\" = '401' 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 year(c."eventDate") = 2021 AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '401' 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 ERA22FA096Accident · 1 fatalClass 3 · FieldFinal reportRobinson Helicopter R44 II · Cosby, TNThe pilot’s intentional, continued flight into instrument meteorological conditions in a helicopter that was not certified for instrument conditions, which resulted in a loss of helicopter control and a collision with trees and terrain.NTSB CEN22FA082Accident · 2 fatalClass 3 · FieldFinal reportCessna 172 · Hardy, ARThe non-instrument rated pilot’s decision to continue visual flight into an area of instrument meteorological conditions, which resulted in a loss of control due to spatial disorientation. Contributing to the accident was a loss of engine power due to fuel…NTSB GAA22WA054Accident · 1 fatalClass 5 · ForeignCirrus Design SR22 · Auxerre, FranceNTSB ERA22FA085Accident · 2 fatalClass 3 · FieldFinal reportBeech V35 · Crab Orchard, KYThe noninstrument-rated pilot’s decision to continue the visual flight rules flight into instrument meteorological conditions, which resulted in spatial disorientation and a loss of airplane control and collision with terrain. Contributing to the accident was…NTSB ERA22FA083Accident · 1 fatalClass 3 · FieldFinal reportCessna 182 · Statesboro, GAThe pilot’s decision to initiate a visual flight rules flight into dark night instrument meteorological conditions, which resulted in spatial disorientation and subsequent loss of control shortly after takeoff.NTSB WPR22FA054Accident · 4 fatalClass 3 · FieldFinal reportBeech V35 · Visalia, CAThe pilot’s loss of control due to spatial disorientation shortly after takeoff. Contributing to the accident was the pilot’s decision to depart into night instrument meteorological conditions.NTSB CEN22FA058Accident · 1 fatalClass 3 · FieldFinal reportCessna 182L · Bonnerdale, ARThe noninstrument rated pilot’s improper decision to continue visual flight rules flight into instrument meteorological conditions, which resulted in spatial disorientation and a subsequent impact with terrain.NTSB GAA22WA082Accident · 1 fatalClass 5 · ForeignCubcrafters CC11-160 · Monterrey, MexicoNTSB ERA22LA060Accident · Serious injuriesClass 4 · LimitedFinal reportCessna 150 · Wilkes-Barre, PAThe pilot’s decision to commence the flight in marginal visual flight rules conditions at night, and his failure to maintain a safe altitude once instrument conditions were encountered.NTSB WPR22LA032Accident · No injuriesClass 4 · LimitedFinal reportBell OH-58A · Holtville, CAThe pilot’s failure to maintain helicopter control after becoming spatially disoriented when the helicopter entered low-level haze/fog.NTSB CEN22FA023Accident · 2 fatalClass 3 · FieldFinal reportBeech P35 · Harrison, NEThe pilot’s decision to continue the flight into instrument and icing conditions, which resulted in loss of control and impact with terrain. Contributing to the accident was the pilot’s failure to obtain a timely weather briefing.NTSB WPR22FA021Accident · 1 fatalClass 3 · FieldFinal reportCessna 150L · Dunsmuir, CAThe non-certificated pilot’s improper decision to continue the flight under visual flight rules into instrument meteorological conditions which resulted in controlled flight into terrain.NTSB CEN22FA013Accident · 2 fatalClass 3 · FieldFinal reportNew Glasair Glastar · Waukesha, WIThe noninstrument-rated pilot’s decision to depart and continue flight into instrument meteorological conditions, which resulted in a loss of control due to spatial disorientation.NTSB ERA21FA362Accident · 3 fatalClass 3 · FieldFinal reportRobinson Helicopter R66 · Monticello, GAThe pilot’s decision to continue the visual flight rules flight into deteriorating weather conditions during a dark night and over unlit terrain, which resulted in spatial disorientation and a subsequent loss of helicopter control.NTSB ANC21FA069Accident · 6 fatalClass 2 · FieldFinal reportDehavilland DHC-2 MK.I · Ketchikan, AKThe pilot’s decision to continue visual flight rules (VFR) flight into instrument meteorological conditions (IMC), which resulted in controlled flight into terrain. Contributing to the accident was the FAA’s reliance on voluntary compliance with the Ketchikan…NTSB ERA21LA295Accident · 2 fatalClass 3 · LimitedFinal reportRobinson Helicopter R44 II · Point Harbor, NCThe noncertificated pilot’s decision to continue visual flight rules flight into instrument meteorological conditions, which resulted in spatial disorientation over a large body of water and a high velocity impact with the water. Contributing to the accident…NTSB CEN21FA297Accident · 1 fatalClass 3 · FieldFinal reportEarthstar Gull 2000 · Curtiss, WIThe non-instrument-rated pilot’s decision to depart into instrument meteorological conditions with dense fog and low clouds, which resulted in spatial disorientation and a loss of airplane control. Contributing to the accident was the pilot’s self-imposed…NTSB ERA21LA191Accident · 1 fatalClass 3 · LimitedFinal reportRobinson Helicopter R44 · Forkston, PAThe pilot’s inadequate preflight weather planning, which resulted in an inadvertent encounter with instrument meteorological conditions at night, spatial disorientation, and collision with terrain.NTSB ERA21FA189Accident · 2 fatalClass 3 · FieldFinal reportPiper PA-28RT-201T · Brownsville, TNThe student pilot’s continued visual flight rules flight into night instrument meteorological conditions, which resulted in spatial disorientation and a rapid uncontrolled descent into terrain. Contributing to the accident were the self-induced and external…NTSB CEN21FA125Accident · 2 fatalClass 3 · FieldFinal reportCessna 177RG · Galt, MOThe pilot’s decision to takeoff into instrument meteorological conditions consisting of low ceilings and icing and his failure to remain clear of terrain while attempting to remain below the clouds, which resulted in impact with terrain.