NTSB investigations, NH
180,582 investigations by the National Transportation Safety Board since 1962: 174,566 accidents, the rest incidents and other occurrences. Each has NTSB’s narrative and, once the investigation is done, its probable cause; since 2008, its findings and sequence of events.
Cases per year
| 1964 | 14 |
|---|---|
| 1965 | 20 |
| 1966 | 18 |
| 1967 | 26 |
| 1968 | 21 |
| 1969 | 18 |
| 1970 | 7 |
| 1971 | 18 |
| 1972 | 27 |
| 1973 | 27 |
| 1974 | 17 |
| 1975 | 18 |
| 1976 | 9 |
| 1977 | 21 |
| 1978 | 20 |
| 1979 | 14 |
| 1980 | 20 |
| 1981 | 5 |
| 1982 | 18 |
| 1983 | 19 |
| 1984 | 16 |
| 1985 | 12 |
| 1986 | 18 |
| 1987 | 18 |
| 1988 | 16 |
| 1989 | 6 |
| 1990 | 9 |
| 1991 | 15 |
| 1992 | 9 |
| 1993 | 13 |
| 1994 | 13 |
| 1995 | 6 |
| 1996 | 11 |
| 1997 | 9 |
| 1998 | 7 |
| 1999 | 6 |
| 2000 | 11 |
| 2001 | 11 |
| 2002 | 3 |
| 2003 | 4 |
| 2004 | 8 |
| 2005 | 12 |
| 2006 | 5 |
| 2007 | 9 |
| 2008 | 6 |
| 2009 | 4 |
| 2010 | 4 |
| 2011 | 5 |
| 2012 | 4 |
| 2013 | 6 |
| 2014 | 6 |
| 2015 | 6 |
| 2016 | 13 |
| 2017 | 5 |
| 2018 | 4 |
| 2019 | 4 |
| 2020 | 6 |
| 2021 | 5 |
| 2022 | 5 |
| 2023 | 6 |
| 2024 | 7 |
| 2025 | 7 |
| 2026 | 6 |
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\" = 'NH' AND c.\"eventCountry\" = 'USA' 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" = 'NH' AND c."eventCountry" = 'USA' 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 ERA26LA301Accident · Serious injuriesClass 4 · LimitedFinal reportSpirit Engineering SE-1 · Ossipee, NHThe pilot’s failure to maintain control of the airplane during an aborted landing, which resulted in a nose over on the grass runway.NTSB ERA26LA263Accident · Serious injuriesClass 4 · LimitedFinal reportRyan Navion A · Newport, NHThe pilot’s failure to attain an appropriate touchdown point, which resulted in a runway overrun.NTSB ERA26LA236Accident · Minor injuriesClass 4 · LimitedFinal reportCub Crafters CC19-215 · Plymouth, NHThe pilot’s failure to maintain control of the airplane during an aborted landing attempt which resulted in an aerodynamic stall.NTSB ERA26LA233Accident · No injuriesClass 4 · LimitedInvestigation openCessna 177 · Gilford, NHNTSB ERA26LA231Accident · Serious injuriesClass 3 · LimitedPreliminary reportOlson/Williams Sonex · Jaffrey, NHOn June 5, 2026, at 1100 eastern daylight time, an experimental amateur-built Sonex airplane, N28YD, was substantially damaged when it was involved in an accident near Jaffrey, New Hampshire. The private pilot was seriously injured. The flight was conducted…NTSB ERA26LA212Accident · Minor injuriesClass 4 · LimitedFinal reportGranito Joseph R RV-7A · Jaffrey, NHThe pilot’s failure to maintain directional control of the airplane during landing, which resulted in a touchdown off the paved runway surface and a collision with terrain during the subsequent aborted landing.NTSB ERA26LA070Accident · Minor injuriesClass 3 · LimitedPreliminary reportHoltaway Robert F Velocity V-TWIN · Nashua, NHOn December 17, 2025, at 1410 eastern standard time, an experimental amateur-built Velocity V-Twin airplane, N22EU, was substantially damaged when it was involved in an accident near Nashua, New Hampshire. The pilot received minor injuries. The airplane was…NTSB ERA25LA318Accident · No injuriesClass 4 · LimitedFinal reportScoda Aeronautica Ltda Super Petrel LS · Portsmouth, NHThe pilot’s failure to extend the airplane’s landing gear before landing.NTSB ERA25LA287Accident · No injuriesClass 4 · LimitedFinal reportGrob-Werke Twin Astir · Franconia, NHThe pilot’s failure to detect the inadvertent deployment of the spoilers, which resulted in a prolonged, excessive descent rate. Contributing to the accident was the pilot’s decision to conduct a downwind approach versus a straight in approach to the…NTSB ERA25LA265Accident · Serious injuriesClass 3 · LimitedPreliminary reportMoyes Liteflite PTY C Dragonfly · Charlestown, NHOn July 13, 2025, about 1915 eastern daylight time, a Moyes Liteflite Model C Dragonfly airplane, N4010E, was substantially damaged when it was involved in an accident near Charleston, New Hampshire. The pilot was seriously injured. The airplane was operated…NTSB ERA25LA237Accident · Minor injuriesClass 3 · LimitedFinal reportGyro Technic GT-VX2 · Swanzey, NHThe pilot’s failure to maintain rotor rpm of the gyroplane during a low approach, while distracted by other aircraft in the airport traffic pattern, which resulted in the pilot’s decision to perform an off-runway landing.NTSB ERA25LA128Accident · No injuriesClass 4 · LimitedFinal reportBeech A36 · Alton Bay, NHThe pilot’s failure to maintain an appropriate glide path during the landing approach, which resulted in in the airplane contacting a snowbank short of the runway.NTSB ERA25LA115Accident · No injuriesClass 3 · LimitedFinal reportLuscombe 8A · Hampton, NHThe pilot’s failure to maintain adequate airspeed while maneuvering to land, which resulted in an exceedance of the airplane’s critical angle of attack and subsequent aerodynamic stall.NTSB ERA25LA063Accident · No injuriesClass 4 · LimitedFinal reportHoltz Rodney R Challenger II · Concord, NHThe pilot’s failure to maintain directional control and eventual stall/mush of the airplane while trying to secure an open door in flight.NTSB ERA24LA329Accident · No injuriesClass 4 · LimitedFinal reportCessna 172P · Moultonborough, NHThe student pilot’s improper remedial response to a bounced landing, which resulted in a hard landing.NTSB ERA24LA276Accident · Minor injuriesClass 3 · LimitedFinal reportSnyder Searey · New Ipswich, NHA total loss of engine power due to the exhaust muffler and tailpipe assembly separating from its attach points and impacting the propeller.NTSB ERA24LA291Accident · No injuriesClass 4 · LimitedFinal reportBurkhart Grob Flugzeugbau G102 Astir CS · Benton, NHAn encounter with atmospheric conditions where the lift was not sufficient to maintain flight, resulting in collision with trees.NTSB ERA24LA242Accident · Serious injuriesClass 4 · LimitedFinal reportHughes 269A · Danbury, NHThe pilot’s inadequate compensation for the prevailing wind conditions, which resulted in a loss of control during landing.NTSB ERA24LA123Accident · No injuriesClass 4 · LimitedFinal reportTaylorcraft BC12-D · Moultonborough, NHThe pilots’ failure to maintain directional control of the airplane during the landing.NTSB ERA24FA097Accident · Serious injuriesClass 3 · FieldFinal reportBeech C99 · Londonderry, NHThe pilot’s failure to ensure that the cockpit door was secured before flight, which resulted in its separation during initial climb and a subsequent loss of control.NTSB ERA24FA003Accident · 1 fatalClass 3 · FieldFinal reportBell Helicopter Textron Canada 407 · Croydon, NHThe pilot’s loss of control during the initial climb in dark night conditions due to spatial disorientation, which resulted in a steep banking descent into trees and terrain. Contributing to the accident was the pilot’s lack of recent night flight experience,…NTSB ERA23FA384Accident · 1 fatalClass 3 · FieldFinal reportCessna 150K · Gilford, NHThe pilot’s loss of control during visual flight rules flight in night instrument meteorological conditions due to spatial disorientation. Contributing to the accident was the pilot’s motivation to depart on the flight despite being made aware that conditions…NTSB ERA23LA360Accident · No injuriesClass 3 · LimitedFinal reportBrown Benjamin C Challenger II · Moultonborough, NHA loss of engine power due to a loss of compression in one of the engine’s two cylinders.NTSB ERA23LA318Accident · No injuriesClass 3 · LimitedFinal reportCessna 195A · Laconia, NHThe pilot’s failure to maintain directional control of the tailwheel-equipped airplane, which resulted in a ground-loop.NTSB ERA23LA302Accident · No injuriesClass 4 · LimitedFinal reportPollock Michael D Velocity 173RG · Lebanon, NHThe pilot’s failure to store the nose landing gear securing bar within reach in the cabin, which resulted in a nose gear collapse following a manual landing gear extension.NTSB ERA23LA196Accident · No injuriesClass 4 · LimitedFinal reportICP Savannah S · Gilford, NHThe pilot’s failure to maintain control of the airplane during an attempted go-around, which resulted in an aerodynamic stall and impact with the runway.NTSB ERA23LA095Accident · No injuriesClass 4 · LimitedFinal reportBellanca 7ECA · Hampton, NHThe pilot’s failure to maintain directional control of the airplane while landing in crosswind conditions, which resulted in a runway excursion.NTSB ERA23LA057Accident · Serious injuriesClass 4 · LimitedFinal reportCessna 175 · Gilford, NHThe pilot’s decision to continue the approach to land in conditions where he was unable to see in front of the airplane due to sun glare, which resulted in in a collision a building.NTSB ERA23FA033Accident · 2 fatalClass 3 · FieldFinal reportBeech A24 · Keene, NHImproper maintenance of the fuel injector nozzles and the pilots’ failure to abort the takeoff during the takeoff roll. Contributing to the accident was the mechanic’s decision to return the airplane to service with the engine unable to attain its full rated…NTSB ERA22LA283Accident · Serious injuriesClass 3 · LimitedFinal reportPiper PA-18A · Charlestown, NHThe pilot’s failure to see and avoid power lines while maneuvering at low altitude.NTSB ERA22LA236Accident · Minor injuriesClass 4 · LimitedFinal reportRobinson Helicopter R44 II · Nashua, NHThe flight instructor’s failure to maintain control of the helicopter during the takeoff, which resulted in a dynamic rollover.NTSB ERA22FA086Accident · 1 fatalClass 3 · FieldFinal reportSwearingen SA226 · Bedford, NHThe pilot’s failure to secure and feather the left engine and increase power on the right engine after a perceived loss of engine power in the left engine, which resulted in a loss of control and impact with terrain just short of the runway. Contributing to…NTSB ERA21LA290Accident · 1 fatalClass 3 · LimitedFinal reportCameron 0-105 · Piermont, NHThe balloon pilot’s delay in relighting the burner, which resulted in a hard landing and his ejection from the balloon.NTSB ERA21LA283Accident · 1 fatalClass 3 · LimitedFinal reportBailey N Moyes Dragonfly · Charlestown, NHThe passenger’s decision to continue an unstable approach while at low altitude and in proximity to a known obstacle, which resulted in a collision with power lines.NTSB ERA21LA136Accident · Serious injuriesClass 4 · LimitedFinal reportTurcotte JR Robert L RV6 · North Hampton, NHThe pilot’s failure to maintain directional control during the landing in a crosswind condition, which resulted in a runway excursion.NTSB ERA21LA099Accident · No injuriesClass 3 · LimitedFinal reportDiamond DA 40 · Portsmouth, NHThe instructor’s multiple applications of the airplane’s brakes during high-speed taxi over a short duration, which overheated and ignited the right main landing gear wheel brake assembly.NTSB ERA21LA041Accident · Minor injuriesClass 4 · LimitedFinal reportMooney M20C · Laconia, NHThe pilot’s failure to maintain adequate clearance from trees during an approach in sun glare and hazy conditions.NTSB ERA21LA008Accident · No injuriesClass 3 · LimitedFinal reportExperimental Quad City Challenger II · Northfield, NHA total loss of engine power due to oil starvation of the No. 1 cylinder. Contributing to the accident was the pinched No. 1 cylinder oil injection line.NTSB ERA20LA344Accident · No injuriesClass 4 · LimitedFinal reportBeech B19 · Laconia, NHThe pilot’s improper landing flare, which resulted in a hard, bounced landing and the nose landing gear collapsing.NTSB ERA20CA215Accident · No injuriesClass 4 · Data collectionFinal reportPipistrel Pipistrel Sinus 912 · Brookline, NHThe pilot's failure to maintain airspeed while landing with a quartering tailwind, which resulted in a loss of control and a hard landing.NTSB ERA20CA098Accident · No injuriesData collectionFinal reportMaule M7 · Manchester, NHThe pilot's improper landing flare in crosswind conditions, which resulted in a bounced landing, and his subsequent failure to maintain directional control, which resulted in a ground-loop.NTSB ERA20LA076Accident · Serious injuriesClass 3 · LimitedFinal reportMagni M-24 Plus · Nashua, NHThe pilot's incapacitation during the takeoff roll due to a stroke.NTSB ENG20IA006Incident · No injuriesClass 3 · IncidentFinal reportDe Havilland DHC8 · Keene, NHThe arcing failure of the windshield heat L2 power wire on the right windshield due to unknown reasons.NTSB GAA20CA028Accident · Minor injuriesData collectionFinal reportLuscombe 8 · Lebanon, NHThe pilot's failure to maintain directional control during landing, which resulted in a runway excursion and impact with a ditch.NTSB GAA19CA524Accident · No injuriesData collectionFinal reportPiper PA 28-180 · Manchester, NHThe student pilot's failure to maintain directional control during landing with a crosswind, which resulted in a runway excursion and impact with approach lights.NTSB GAA19CA168Accident · No injuriesData collectionFinal reportHughes TH 55 · Keene, NHThe helicopter’s collision with a bird during cruise flight.NTSB GAA18CA511Accident · No injuriesData collectionFinal reportMooney M20J · Rochester, NHThe pilot’s failure to maintain directional control during takeoff.NTSB ERA18LA204Accident · Serious injuriesLimited investigationFinal reportProgressive Aerodyne Searey · Haverhill, NHThe pilot's failure to maintain clearance from trees while maneuvering the airplane at a very low altitude in a confined area while attempting to land on a river.NTSB DCA18CA252Accident · No injuriesClass 4 · Data collectionFinal reportBoeing 767 · Portsmouth, NHan improper landing flare technique and the lack of the appropriate bounced landing recovery procedure.NTSB GAA18CA179Accident · No injuriesData collectionFinal reportLynn Perry Cavalon · Haverhill, NHThe pilot's failure to maintain directional control during a rejected takeoff. Contributing to the accident was the binding of the control stick, for an undetermined reason, which precipitated the rejected takeoff.