NTSB investigations: Continental O-470 series, AK
688 cases on aircraft whose registry engine model is Continental O-470 series. 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
| 1962 | 1 |
|---|---|
| 1964 | 7 |
| 1965 | 11 |
| 1966 | 10 |
| 1967 | 15 |
| 1968 | 9 |
| 1969 | 12 |
| 1970 | 19 |
| 1971 | 23 |
| 1972 | 13 |
| 1973 | 16 |
| 1974 | 14 |
| 1975 | 14 |
| 1976 | 18 |
| 1977 | 21 |
| 1978 | 19 |
| 1979 | 18 |
| 1980 | 20 |
| 1981 | 16 |
| 1982 | 12 |
| 1983 | 13 |
| 1984 | 10 |
| 1985 | 13 |
| 1986 | 16 |
| 1987 | 12 |
| 1988 | 10 |
| 1989 | 18 |
| 1990 | 15 |
| 1991 | 10 |
| 1992 | 10 |
| 1993 | 15 |
| 1994 | 7 |
| 1995 | 14 |
| 1996 | 12 |
| 1997 | 9 |
| 1998 | 10 |
| 1999 | 15 |
| 2000 | 11 |
| 2001 | 9 |
| 2002 | 6 |
| 2003 | 6 |
| 2004 | 10 |
| 2005 | 11 |
| 2006 | 8 |
| 2007 | 3 |
| 2008 | 7 |
| 2009 | 6 |
| 2010 | 4 |
| 2011 | 14 |
| 2012 | 3 |
| 2013 | 3 |
| 2014 | 9 |
| 2015 | 9 |
| 2016 | 6 |
| 2017 | 6 |
| 2018 | 8 |
| 2019 | 4 |
| 2020 | 9 |
| 2021 | 5 |
| 2022 | 8 |
| 2023 | 6 |
| 2024 | 8 |
| 2025 | 6 |
| 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\" = 'AK' AND c.\"eventCountry\" = 'USA'
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17026'))
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 x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17026'))
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 ANC26LA094Accident · Minor injuriesClass 4 · LimitedInvestigation openCessna 180A · Cordova, AKNTSB ANC26LA089Accident · Minor injuriesClass 4 · LimitedInvestigation openCessna 180J · Bettles, AKNTSB ANC26LA078Accident · No injuriesClass 4 · LimitedInvestigation openCessna 180 · Nenana, AKNTSB ANC26LA061Accident · No injuriesClass 4 · LimitedInvestigation openCessna 180 · Skwentna, AKNTSB ANC26LA058Accident · No injuriesClass 4 · LimitedInvestigation openCessna 182Q · Beaver, AKNTSB ANC26LA037Accident · Serious injuriesClass 3 · LimitedPreliminary reportTundrair King · Palmer, AKOn May 5, 2026, about 1950 Alaska daylight time (AKDT), an experimental Tundrair King airplane, N62TK, was destroyed when it was involved in an accident near Palmer, Alaska. The pilot was seriously injured. The airplane was operated as a Title 14 Code of…NTSB ANC25LA101Accident · No injuriesClass 4 · LimitedFinal reportCessna 180 · Willow, AKThe pilot’s decision to takeoff from an unsuitable runway due to large puddles of water, which resulted in a nose over.NTSB ANC25LA088Accident · No injuriesClass 4 · LimitedFinal reportCessna 180G · Delta Junction, AKThe pilot’s failure to maintain a rate of climb sufficient to clear obstacles during takeoff, resulting in a collision with tree-covered terrain.NTSB ANC25LA076Accident · No injuriesClass 4 · LimitedFinal reportCessna 180H · Gulkana, AKThe failure of the left rudder assembly which resulted in a runway excursion and ground loop.NTSB ANC25LA065Accident · Serious injuriesClass 3 · LimitedPreliminary reportCessna 180J · King Salmon, AKOn July 5, 2025, about 1430 Alaska daylight time, a Cessna 180J airplane, N52009, was substantially damaged when it was involved in an accident near King Salmon, Alaska. The pilot and two passengers were seriously injured and one passenger sustained minor…NTSB ANC25LA034Accident · Minor injuriesClass 4 · LimitedFinal reportCessna 182B · Girdwood, AKThe pilot's decision to land on an unsuitable landing surface, which resulted in a nose-over.NTSB ANC25LA017Accident · No injuriesClass 3 · LimitedFinal reportCessna 182F · Anchorage, AKThe pilot’s inadequate fuel planning, which resulted in fuel starvation and a total loss of engine power.NTSB ANC25LA009Accident · No injuriesClass 3 · LimitedFinal reportCessna 180 · Egegik, AKA failure of the right main landing gear leg for reasons that could not be determined.NTSB ANC25FA001Accident · 1 fatalClass 3 · FieldPreliminary reportCessna 180 · Big Lake, AKOn October 4, 2024, about 1730 Alaska daylight time, a float-equipped Cessna 180 airplane, N4631U, sustained substantial damage when it was involved in an accident near Big Lake, Alaska. The pilot was fatally injured, and one passenger sustained serious…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 ANC24LA093Accident · Minor injuriesClass 4 · LimitedFinal reportCessna 180B · Anchorage, AKThe pilot’s encounter with wake turbulence, which resulted in substantial damage to the airplane.NTSB ANC24LA081Accident · No injuriesClass 4 · LimitedFinal reportCessna 182B · King Salmon, AKThe pilot’s failure to maintain control during takeoff, which resulted in an aerodynamic stall and subsequent impact with terrain.NTSB ANC24LA058Accident · No injuriesClass 4 · LimitedFinal reportCessna 182F · Cordova, AKThe pilot’s improper landing flare, which resulted in a hard, bounced landing.NTSB ANC24LA040Accident · No injuriesClass 4 · LimitedFinal reportCessna 180H · Soldotna, AKThe pilot’s failure to recognize and avoid an obstacle on the runway environment during takeoff roll. Contributing was flat light conditions.NTSB ANC24LA018Accident · No injuriesClass 4 · LimitedFinal reportCessna 180 · Skwentna, AKThe pilot’s failure to maintain directional control while taxiing, which resulted in a collision with trees.NTSB ANC24LA003Accident · No injuriesClass 4 · LimitedFinal reportCessna 180H · McCarthy, AKThe pilot’s loss of directional control after touchdown which resulted in substantial damage to the right wing.NTSB ANC23LA086Accident · No injuriesClass 4 · LimitedFinal reportCessna 182K · Trimble River Valley, AKThe pilot’s selection of unsuitable terrain for landing, which resulted in the left main landing gear (MLG) tire impacting a rock, resulting in the separation of the MLG wheel, and the subsequent loss of directional control.NTSB ANC23LA062Accident · No injuriesClass 4 · LimitedFinal reportCessna 180J · Chaka Creek, AKA partial 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 ANC23LA044Accident · No injuriesClass 4 · LimitedFinal reportCessna 180 · Talkeetna, AKA loss of directional control, while landing, due to a flat main landing gear tire.NTSB ANC23FA042Accident · 2 fatalClass 3 · FieldFinal reportCessna 180 · Shaktoolik, AKThe pilot’s encounter with gusting tailwind conditions during takeoff, which resulted in impact with a tree, a loss of control, and subsequent impact with terrain.NTSB ANC23LA027Accident · No injuriesClass 3 · LimitedFinal reportCessna 182R · Minto, AKA total loss of engine power for reasons that could not be determined.NTSB ANC22LA080Accident · 1 fatalClass 3 · LimitedFinal reportCessna 180A · Skwentna, AKThe failure of the landing gear float due to inadequate maintenance of the floats and corrosion.NTSB ANC22LA075Accident · Minor injuriesClass 4 · LimitedFinal reportCessna 180H · McCarty, AKThe pilot’s failure to initiate a go around maneuver when the airplane past the intended touch down point.NTSB WPR22LA326Accident · No injuriesClass 4 · LimitedFinal reportCessna 180 · Egegik, AKThe pilot's failure to maintain directional control during takeoff from a lake.NTSB ANC22LA068Accident · Minor injuriesClass 3 · LimitedFinal reportCessna 180 · Sutton-Alpine, AKA total loss of engine power due to fuel exhaustion.NTSB CEN22LA373Accident · No injuriesClass 4 · LimitedFinal reportCessna 180C · Cantwell, AKThe pilot's excessive brake application during the landing roll that resulted in a nose over.NTSB ANC22LA054Accident · No injuriesClass 4 · LimitedFinal reportCessna 182D · McGrath, AKA nose landing gear collapse during landing for reasons that could not be determined based on the available information.NTSB ANC22LA044Accident · No injuriesClass 4 · LimitedFinal reportCessna 182R · Anchorage, AKThe pilot’s improper landing flare which resulted in a hard landing.NTSB ANC22LA055Accident · Serious injuriesClass 4 · LimitedFinal reportCessna 182C · Port Moller, AKThe pilot’s inadequate preflight inspection, which did not detect a screw in the control yoke column, and his failure to confirm flight control continuity before takeoff.NTSB ANC22LA002Accident · No injuriesClass 4 · LimitedFinal reportCessna 180J · Chickaloon, AKA mid-air collision for reasons that could not be determined based on the available evidence.NTSB ANC21LA097Accident · No injuriesClass 4 · LimitedFinal reportCessna 180E · Kotzebue, AKThe pilot’s loss of control during takeoff due to a gusty, variable wind and the rough terrain.NTSB ANC21LA074Accident · No injuriesClass 3 · LimitedFinal reportCessna 180H · Soldotna, AKThe flight instructor's inadequate supervision of the pilot receiving instruction, which resulted in a loss of control during the landing touchdown and a left main landing gear collapse.NTSB ANC21LA043Accident · Minor injuriesClass 3 · LimitedFinal reportCessna 182K · Cordova, AKAn encounter with mountain wave turbulence and windshear that exceeded the climb capability of the airplane and resulted in impact with terrain.NTSB ANC21LA032Accident · No injuriesClass 4 · LimitedFinal reportCessna 180 · Tyonek, AKThe pilot’s loss of directional control while dragging the surface of an ice- and snow-covered lake in gusting wind conditions, which resulted in an impact with a tree.NTSB ANC20LA100Accident · No injuriesClass 3 · LimitedFinal reportCessna 180 · Tok, AKThe mechanic’s failure to properly repair the tailwheel, which resulted in a malfunction of the tailwheel and a loss of directional control.NTSB ANC20LA098Accident · No injuriesClass 3 · LimitedFinal reportCessna 182 · King Salmon, AKThe fatigue fracture failure of the left main landing gear U-bolt during landing, which resulted in the collapse and separation of the left main landing gear spring.NTSB ANC20CA090Accident · No injuriesClass 4 · Data collectionFinal reportCessna 182 · Palmer, AKThe pilot’s excessive airspeed during landing and improper application of the brakes, which resulted in a runway overrun.NTSB ANC20CA088Accident · No injuriesClass 4 · Data collectionFinal reportCessna 180 · Kotzebue, AKThe pilot's failure to maintain an airspeed conducive to flight during takeoff.NTSB ANC20LA077Accident · No injuriesClass 4 · LimitedFinal reportCessna 180 · Kenai, AKThe pilot’s improper decision to place a passenger and baggage in the rear baggage compartment, which resulted in an aft center of gravity, an increase in directional instability, and affected the pilot’s ability to maintain directional control, resulting in…NTSB WPR20CA233Accident · No injuriesClass 4 · Data collectionFinal reportCessna 180 · Bear Valley, AKThe pilot's over application of brakes during taxi, which resulted in a nose over.NTSB ANC20LA065Accident · No injuriesClass 3 · LimitedFinal reportCessna 180 · Anchorage, AKThe failure of the left float bottom due to corrosion, which resulted in a loss of control during the water landing.NTSB ANC20LA060Accident · No injuriesClass 3 · LimitedFinal reportCessna 180 · Fairbanks, AKThe pilot’s failure to utilize carburetor heat while flying in conditions conducive carburetor to icing, which resulted in a total loss of engine power.NTSB ANC20CA055Accident · No injuriesClass 4 · Data collectionFinal reportCessna 182 · Anchorage, AKThe pilot’s failure to maintain a proper descent rate during landing in gusting wind conditions, which resulted in a hard landing.NTSB ANC19TA044Accident · Minor injuriesClass 3Final reportCessna 180 · Anchorage, AKThe pilot’s failure to maintain takeoff heading due to sun glare, which resulted in his inability to see an island adjacent to the water lane and subequent impact with the island.NTSB ANC19LA040Accident · No injuriesClass 3 · LimitedFinal reportCessna 182 · Farewell, AKA reported partial loss of engine power during takeoff for reasons that could not be determined.