NTSB investigations: Dehavilland DHC-2 MK. I(L20A)
48 cases on aircraft the registry lists as Dehavilland DHC-2 MK. I(L20A). Aircraft are matched to the registry by N-number and event date, checked against the reported serial number, make and model, so older matches can be wrong.
Cases per year
| 1972 | 1 |
|---|---|
| 1986 | 1 |
| 1988 | 2 |
| 1989 | 3 |
| 1992 | 1 |
| 1993 | 1 |
| 1994 | 1 |
| 1996 | 3 |
| 1998 | 1 |
| 1999 | 1 |
| 2000 | 1 |
| 2002 | 1 |
| 2003 | 2 |
| 2004 | 1 |
| 2005 | 3 |
| 2006 | 1 |
| 2007 | 1 |
| 2008 | 3 |
| 2010 | 1 |
| 2011 | 1 |
| 2012 | 3 |
| 2013 | 2 |
| 2014 | 2 |
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 3 |
| 2019 | 1 |
| 2020 | 2 |
| 2021 | 1 |
| 2023 | 2 |
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.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('2808002'))
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."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('2808002'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESCRun 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 ANC23LA057Accident · No injuriesClass 4 · LimitedFinal reportDehavilland DHC-2 MK. I(L20A) · Point Baker, AKThe pilot’s failure to maintain directional control during takeoff with a quartering tailwind.NTSB ANC23LA054Accident · Serious injuriesClass 3 · LimitedFinal reportDehavilland DHC-2 MK. I(L20A) · Twin Hills, AKThe pilot’s loss of control during initial climb for reasons that could not be determined.NTSB ANC21LA081Accident · No injuriesClass 4 · LimitedFinal reportDehavilland DHC-2 MK. I(L20A) · Kodiak, AKThe pilot’s improper landing flare, which resulted in a hard landing and nose over.NTSB ANC20LA074Accident · 7 fatalClass 3 · LimitedFinal reportDe Havilland DHC-2 · Soldotna, AKThe failure of both pilots to see and avoid the other airplane. Contributing to the accident were (1) the PA-12 pilot’s decision to fly with a known severe vision deficiency that had resulted in denial of his most recent application for medical certification…NTSB WPR20FA206Accident · 8 fatalClass 3 · FieldFinal reportCessna TU206 · Coeur d'Alene, IDThe failure of the pilots of both airplanes to see and avoid the other airplane.NTSB ANC19FA019Accident · 2 fatalClass 2 · FieldFinal reportDe Havilland DHC 2 · Metlakatla, AKThe pilot’s inadequate compensation for a quartering tailwind during a water landing, which resulted in a loss of control and subsequent nose-over. Contributing to the accident was the company’s inadequate operational control of the flight release process,…NTSB GAA18CA581Accident · Minor injuriesData collectionFinal reportDe Havilland DHC 2 MK. I(L20A) · Kukaklek Lake, AKThe pilot’s failure to see and avoid a sand bar during a water takeoff, which resulted in the airplane impacting a river bank.NTSB ANC18FA063Accident · 5 fatalField investigationFinal reportDe Havilland DHC-2 · Talkeetna, AKImpact with terrain for reasons that could not be determined because the airplane was not recovered due to the inaccessible nature of the accident site.NTSB ANC18FA055Accident · 1 fatalClass 2 · FieldFinal reportDe Havilland DHC-2 · Willow, AKThe pilot's exceedance of the airplane's critical angle of attack during departure climb, which resulted in an aerodynamic stall. Contributing to the accident was the pilot's improper decision to load the airplane beyond its allowable gross weight and center…NTSB ANC17LA032Accident · Minor injuriesClass 2 · LimitedFinal reportDehavilland DHC-2 · Ketchikan, AKThe pilot's misjudgment of the takeoff distance needed to depart the lake, and his subsequent failure to maintain clearance from the water during a turn to avoid terrain, which resulted in impact with water.NTSB ANC16LA062Accident · Serious injuriesClass 3 · LimitedFinal reportDehavilland DHC-2 · Kodiak, AKThe pilot's failure to maintain adequate airspeed during the initial climb and turn after takeoff, which resulted in an exceedance of the airplane's critical angle of attack and an aerodynamic stall.NTSB ANC14LA071Accident · Minor injuriesLimited investigationFinal reportDehavilland DHC 2 · Anchorage, AKThe loss of engine power during takeoff due to a malfunction of the engine-driven fuel pump.NTSB ANC14LA046Accident · Serious injuriesLimited investigationFinal reportDehavilland DHC 2 · Iliamna, AKThe pilot’s improper decision to operate the airplane at low altitude and deliberately in close proximity to the boat operators, which resulted in a collision with a boat operator.NTSB ANC13CA087Accident · No injuriesData collectionFinal reportDehavilland DHC-2 MK. I(L20A) · Bethel, AKThe pilot's failure to maintain directional control and crosswind compensation during landing.NTSB ANC13CA037Accident · No injuriesData collectionFinal reportDehavilland DHC-2 MK. I(L20A) · Anchorage, AKThe pilot’s failure to maintain directional control of the airplane while taxiing on a snow-covered taxiway.NTSB ANC13CA018Accident · No injuriesData collectionFinal reportDehavilland DHC-2 MK. I(L20A) · Skwentna, AKThe pilot's loss of control while landing in gusting wind conditions.NTSB ANC12LA051Accident · No injuriesLimited investigationFinal reportDehavilland DHC-2 · Talkeetna, AKThe loss of engine power after departure due to the separation of an engine cylinder.NTSB ANC12CA041Accident · No injuriesData collectionFinal reportDehavilland DHC-2 MK. I(L20A) · Talkeetna, AKThe pilot inadvertently landed with the parking brake set.NTSB ANC11TA079Accident · No injuriesFinal reportDehavilland DHC-2 MK. I(L20A) · Northway, AKThe pilot's failure to identify unsuitable terrain for landing and subsequent contact with a dirt mound, resulting in the separation of the tailwheel from the airframe.NTSB ANC10CA054Accident · No injuriesData collectionFinal reportDehavilland DHC-2 MK. I(L20A) · Igiugig, AKThe pilot's decision to use only a portion of the available takeoff area, which resulted in a collision with terrain during takeoff.NTSB ANC08LA067Accident · No injuriesLimited investigationFinal reportde Havilland DHC-2 · Juneau, AKStructural damage to the airplane as the result of a birdstrike.NTSB ANC08CA066Accident · No injuriesData collectionFinal reportde Havilland DHC-2 · Talkeetna, AKThe pilot's inadvertent activation of the main landing gear brakes during the recovery from a bounced landing.NTSB ANC08CA034Accident · No injuriesData collectionFinal reportde Havilland DHC-2 · McGrath, AKThe pilot's failure to maintain directional control of the airplane during an aborted takeoff.NTSB ANC07FA068Accident · 5 fatalField investigationFinal reportde Havilland DHC-2 · Ketchikan, AKThe pilot's decision to continue under visual flight rules into an area of instrument metrological conditions. Contributing to the accident was the pilot's inadequate weather evaluation, and the FAA's inadequate surveillance of the commercial air tour…NTSB ANC06FA131Accident · 2 fatalField investigationFinal reportde Havilland DHC-2 · Skwentna, AKThe pilot's continued VFR flight into instrument meteorological conditions, which resulted in an in-flight collision with mountainous terrain. A factor associated with the accident was a low cloud ceiling.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 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 ANC05LA046Accident · No injuriesLimited investigationFinal reportde Havilland DHC-2 · Talkeetna, AKAerodynamic flutter of the ailerons during normal cruise flight due to their improper maintenance/balancing, which resulted in structural damage to the airplane's wings.NTSB ANC04FAMS2Accident · 5 fatalMissing aircraftFinal reportde Havilland DHC-2 · Sitka, AKReason for occurrence is undetermined. The airplane is missing.NTSB ANC03CA088Accident · No injuriesData collectionFinal reportde Havilland DHC-2 · Iliamna, AKThe pilot's incorrect selection of the fuel selector valve position during takeoff which resulted in fuel starvation. A factor associated with the accident was inadequate transition training provided to the pilot by the company/operator management.NTSB ANC03LA054Accident · No injuriesLimited investigationFinal reportdeHAVILLAND DHC-2 · Sitka, AKThe pilot's failure to retract the landing gear wheels of an amphibious float equipped airplane after departure from a paved runway, which resulted in a nose over when the airplane was landed on a nearby lake with the wheels extended. A contributing factor in…NTSB ANC02LA060Accident · No injuriesLimited investigationFinal reportde Havilland DHC-2 · Nikiski, AKThe pilot's excessive rate of descent resulting in a hard landing on water.NTSB SEA01LA031Accident · No injuriesLimited investigationFinal reportde Havilland DHC-2 Mk. I · Kirkland, WAA malfunction of the aircraft's fuel selector valve and subsequent fuel starvation. Factors included a short emergency landing area, a wet landing surface, and a fence.NTSB ANC99LA124Accident · No injuriesLimited investigationFinal reportde Havilland DHC-2 · Iliamna, AKThe pilot's selection of an unsuitable takeoff area, and an inadvertent stall. Factors associated with the accident were large wave/swells, and low light conditions (dawn).NTSB ANC98LA112Accident · 1 fatalLimited investigationFinal reportde Havilland DHC-2 · Nondalton, AKThe pilot's inadequate procedures/directives when he allowed a passenger to exit the cabin area while the propeller was still turning, and the passenger's failure to follow the pilot's instructions to stay away from the propeller. A factor associated with the…NTSB ANC97LA014Accident · 1 fatalLimited investigationFinal reportde Havilland DHC-2 · Ketchikan, AKthe pilot's inadequate compensation for wind conditions, and failure to maintain adequate airspeed, which resulted in an inadvertent stall and collision with terrain (water). A factor associated with the accident was the gusty wind condition.NTSB ANC96FA101Accident · 1 fatalField investigationFinal reportde Havilland DHC-2 · Elfin Cove, AKThe pilot's decision to continue VFR flight into instrument meteorological conditions, and his failure to maintain adequate clearance from rising terrain. Factors associated with the accident were the rising terrain and clouds.NTSB SEA96LA054Accident · No injuriesLimited investigationFinal reportde Havilland DHC-2 · Ashland, ORthe dual student's improper touchdown, and the instructor's delayed remedial action. The crosswind was a related factor.NTSB SEA94LA159Accident · Serious injuriesLimited investigationFinal reportde Havilland DHC-2 · Friday Harbor, WAThe pilot's accidental extension of his hand into the arc of the turning propeller. Factors include high winds during the docking process.NTSB ANC93LA043Accident · No injuriesLimited investigationFinal reportDe Havilland DHC-2 · Ketchikan, AKThe pilot selected unsuitable terrain for takeoff. A factor in the accident was the building situated at the end of the takeoff site.NTSB ANC92LA128Accident · Minor injuriesLimited investigationFinal reportDe Havilland DHC-2 · Crescent Lake, AKThe pilot's misjudging his altitude on final approach. Contributing to the accident was the glassy water condition.NTSB ANC90LA022Accident · No injuriesLimited investigationFinal reportde Havilland DHC-2 · Kodiak, AKImproper compensation for wind conditions by the pilot, which resulted in loss of aircraft control during takeoff, and subsequent impact with the water. The weather conditions were contributing factors.NTSB LAX89LA218Accident · No injuriesLimited investigationFinal reportde Havilland DHC-2 · Trinity Center, CAAn interruption of fuel to the engine for undetermined reasons.NTSB SEA89LA033Accident · No injuriesLimited investigationFinal reportde Havilland DHC-2 · Ketchikan, AKImproper flare attitude at touchdown, causing the left float to dig into the water.NTSB SEA88LA133Accident · No injuriesLimited investigationFinal reportde Havilland DHC-2 · Seattle, WAOn the first leg of the scheduled float plane flight the plt had landed on lake union to embark addl pax. As the acft decelerated 'off the step,' a power boat converged on acft path. Plt made rudder input to avoid collision and wingtip contacted water.NTSB CHI88LA136Accident · Minor injuriesLimited investigationFinal reportde Havilland DHC2-MK I · Warroad, MNThe pilot decided to land in the lake approximately 1000 yds from the sea plane base and was attempting a step-taxi back to the base when the acft struck a sand bar. The pilot stated that he was taxiing near tall grass where he thought the water was deep…NTSB ANC86LA147Accident · No injuriesLimited investigationFinal reportde Havilland DHC-2 · Port Alsworth, AKThe pilot was unable to avoid a large floating log in his water lane path during takeoff. He struck the log, lost control of the airplane and crashed.NTSB NYC72FNC45Accident · No injuriesClosedDehavilland DHC-2 · W.Lebanon, NH