NTSB investigations: Continental IO-520 series, 1999
69 cases on aircraft whose registry engine model is Continental IO-520 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
| 1964 | 7 |
|---|---|
| 1965 | 38 |
| 1966 | 65 |
| 1967 | 101 |
| 1968 | 81 |
| 1969 | 68 |
| 1970 | 75 |
| 1971 | 74 |
| 1972 | 87 |
| 1973 | 88 |
| 1974 | 117 |
| 1975 | 120 |
| 1976 | 140 |
| 1977 | 149 |
| 1978 | 168 |
| 1979 | 149 |
| 1980 | 162 |
| 1981 | 140 |
| 1982 | 118 |
| 1983 | 106 |
| 1984 | 101 |
| 1985 | 77 |
| 1986 | 72 |
| 1987 | 73 |
| 1988 | 80 |
| 1989 | 71 |
| 1990 | 59 |
| 1991 | 64 |
| 1992 | 86 |
| 1993 | 70 |
| 1994 | 56 |
| 1995 | 81 |
| 1996 | 73 |
| 1997 | 75 |
| 1998 | 74 |
| 1999 | 69 |
| 2000 | 63 |
| 2001 | 76 |
| 2002 | 77 |
| 2003 | 73 |
| 2004 | 70 |
| 2005 | 95 |
| 2006 | 62 |
| 2007 | 70 |
| 2008 | 61 |
| 2009 | 55 |
| 2010 | 50 |
| 2011 | 72 |
| 2012 | 56 |
| 2013 | 59 |
| 2014 | 45 |
| 2015 | 50 |
| 2016 | 47 |
| 2017 | 56 |
| 2018 | 59 |
| 2019 | 46 |
| 2020 | 39 |
| 2021 | 41 |
| 2022 | 34 |
| 2023 | 41 |
| 2024 | 45 |
| 2025 | 34 |
| 2026 | 40 |
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\") = 1999
AND c.\"mKey\" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17032'))
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") = 1999
AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('17032'))
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 ANC00FA018Accident · 6 fatalField investigationFinal reportCessna 207 · Bethel, AKThe pilot's continued VFR flight into instrument meteorological conditions. Factors associated with the accident were low ceilings, fog, and snow-covered terrain.NTSB NYC00LA046Accident · No injuriesLimited investigationFinal reportCessna 210L · Columbus, OHThe pilot's failure to verify landing gear extension. Factors were the unreliable retraction/extension assembly, and the flying club's continued operation of the airplane with known deficiencies in the equipment.NTSB DEN00LA020Accident · No injuriesLimited investigationFinal reportCessna 210D · Sheridan, WYThe partial failure of the engine driven hydraulic pump.NTSB ATL00LA013Accident · No injuriesLimited investigationFinal reportBeech BE36 · Daytona Beach, FLThe collapse of the main landing gear for undetermined reasons.NTSB SEA00LA017Accident · 1 fatalLimited investigationFinal reportCessna A185F · Astoria, ORThe pilot's failure to maintain airspeed after a delayed go-around. Factors include incapacitation due to the use of unapproved drugs.NTSB NYC00LA029Accident · Minor injuriesLimited investigationFinal reportBellanca 17-30A · Canandaigua, NYThe pilot's inadequate preflight which resulted in a loss of power due to fuel contamination. Factors related to the accident were the pilot's non-compliance of an airworthiness directive, failure to perform an annual inspection, and improper modifications of…NTSB CHI00LA026Accident · Minor injuriesLimited investigationFinal reportCessna 210 · Rochester, INthe pilot did not obtain the proper touchdown point. Factors included the closed runway and the culvert.NTSB ATL00FA009Accident · 1 fatalField investigationFinal reportCessna 210N · Chamblee, GAThe failure of the flex hydraulic line and the chaffing of an electrical line under the pilot seat that resulted in an inflight fire. The pilot's inflight decision to continue flight with a known airplane deficiencies.NTSB SEA00FA012Accident · 4 fatalField investigationFinal reportCessna U206F · Challis, IDAircraft control was not maintained. The pilot's improper decision to abort the landing and flight into a box canyon were factors.NTSB FTW00LA028Accident · No injuriesLimited investigationFinal reportCessna 210K · Ponca City, OKInadequate quality control by the manufacturer of the throttle control cable, which resulted in failure of the cable due to fatigue. A factor was the lack of suitable terrain for the forced landing.NTSB ANC00LA008Accident · No injuriesLimited investigationFinal reportCessna 207 · Bethel, AKThe pilot's inadequate evaluation of the weather, and his decision to initiate flight into adverse weather conditions. Factors in the accident were adverse weather consisting of low ceilings and icing conditions, inadequate supervision by company management,…NTSB ATL00LA008Accident · No injuriesLimited investigationFinal reportCessna 310R · Columbus, GAThe pilot's improper flare that resulted in a hard landing.NTSB CHI00LA012Accident · Minor injuriesLimited investigationFinal reportCessna A188B · Sprague, NEEngine failure due to fouled and rusted spark plugs, and a clogged fuel filter. Factors relating to this accident were the inadequate annual inspection performed on the airplane, the trees and the ditch.NTSB SEA00LA002Accident · No injuriesLimited investigationFinal reportBeech F33A · Idaho Falls, IDThe pilot's failure to adequately compensate for wind conditions. Factors include gusty, turbulent, variable crosswinds, and a fence in the vicinity of the runway.NTSB ANC00LA002Accident · No injuriesLimited investigationFinal reportCessna A185E · Yakutat, AKThe pilot's selection of an unsuitable landing area. A factor associated with the accident was soft terrain.NTSB FTW00LA002Accident · No injuriesLimited investigationFinal reportCessna 210L · Fayetteville, ARThe cause of the right main gear collapse was undetermined. A factor was the failure of the gear 'down & locked' switch resulting in a false 'down & locked' indication in the cockpit.NTSB CHI99LA347Accident · Serious injuriesLimited investigationFinal reportBeech V35B · Henrietta, MOThe engine failure due to mismanagement of the fuel system and aircraft control not maintained by the pilot.NTSB MIA99LA266Accident · No injuriesLimited investigationFinal reportCessna A188B · South Oxford, MSthe pilot's improper use of the brakes during the landing rollout.NTSB ANC99LA147Accident · No injuriesLimited investigationFinal reportCessna 185F · Pilot Point, AKThe pilot's inadequate compensation for wind conditions. Factors in the accident were the pilot's inadequate evaluation of the weather conditions, a downdraft, and swampy terrain.NTSB ANC99LA153Accident · No injuriesLimited investigationFinal reportCessna 207 · Bethel, AKThe pilot's failure to maintain a visual lookout for a parked airplane during taxi.NTSB ANC99LA145Accident · Minor injuriesLimited investigationFinal reportCessna 185F · Delta Junction, AKCorrosion and a fatigue failure of the lower end of the landing gear strut. Factors in the accident were the manufacturer's and the FAA's insufficient standards/requirements for life limits and inspection procedures.NTSB MIA99LA251Accident · No injuriesLimited investigationFinal reportBellanca BL-17-30 · Athens, GAThe pilot's improper fuel management resulting in loss of engine power on approach due to fuel starvation and damage to the aircraft during the subsequent forced landing.NTSB FTW99LA253Accident · No injuriesLimited investigationFinal reportCessna A188B · Randalette, OKThe failure of the pilot to maintain clearance with the telephone pole. A factor was the sunglare.NTSB ANC99LA126Accident · No injuriesLimited investigationFinal reportCessna A185E · Anchorage, AKThe total loss of engine power for an undetermined reason.NTSB ANC99LA118Accident · No injuriesLimited investigationFinal reportCessna 206 · Anaktuvuk Pass, AKThe pilot's continued flight into adverse weather conditions after becoming lost/disoriented. Factors in the accident were rising terrain, a blind/box canyon, and weather conditions consisting of clouds, rain, and fog.NTSB SEA99FA144Accident · 1 fatalField investigationFinal reportBeech F33A · White Swan, WAInadequate preflight planning/preparation and low airspeed. A dirt embankment, soft runway, and an excessive takeoff weight were factors.NTSB MIA99FA230Accident · 1 fatalField investigationFinal reportCessna 210L · Tampa, FLThe failure of the pilot to follow procedures and directives established by the operator for his failure to fuel the airplane after landing following the first leg. Contributing to the accident was the total loss of engine power due to fuel exhaustion.…NTSB CHI99LA303Accident · Minor injuriesLimited investigationFinal reportCessna A188B · Seward, NEthe pilot's failure to maintain clearance from the power line. A factor relating to this accident was the power line.NTSB ANC99LA114Accident · No injuriesLimited investigationFinal reportCessna 206A · Cordova, AKA loss of engine power due to corrosion/blockage of the fuel flow divider vent hole. A factor was unsuitable terrain for a forced landing.NTSB SEA99LA139Accident · No injuriesLimited investigationFinal reportCessna 188B · Sidney, MTThe pilot's failure to adequately compensate for wind conditions.NTSB ANC99FA108Accident · 4 fatalField investigationFinal reportCessna A185F · Juneau, AKThe pilot's continued VFR flight into instrument meteorological conditions. Factors associated with the accident were mountainous/hilly terrain, low ceilings, the pilot's improper in-flight decision making, and the pilot's impairment from over-the-counter…NTSB SEA99LA140Accident · No injuriesLimited investigationFinal reportCessna T210J · Sequim, WAThe pilot's failure to adequately compensate for the changing wind conditions. Factors include a berm located off the east end of the runway and a tailwind.NTSB ANC99LA116Accident · No injuriesLimited investigationFinal reportCessna 206 · Talkeetna, AKA leak/partial failure of the left main gear brake system. Factors in the accident were a short runway/landing area, and the presence of rocks/boulders at the end of the airstrip.NTSB ANC99LA096Accident · Minor injuriesLimited investigationFinal reportCessna 185 · Kodiak, AKThe total loss of engine power for undetermined reasons. A factor in this accident was the mountainous terrain in which the pilot had to perform a forced landing.NTSB CHI99LA239Accident · No injuriesLimited investigationFinal reportCessna 411 · Troy, MIEngine explosion/fire during start for undetermined reason.NTSB SEA99LA119Accident · No injuriesLimited investigationFinal reportCessna 185 · Renton, WAFailure of the pilot-in-command to maintain directional control after landing, resulting in a ground loop.NTSB ATL99LA106Accident · Serious injuriesLimited investigationFinal reportCessna A188B · Panther Burn, MSThe pilot's failure to maintain clearance that resulted in the in-flight collision with trees. A factor was his diverted attention following the failure of the DGPS.NTSB LAX99LA249Accident · No injuriesLimited investigationFinal reportCessna 185 · Beckwourth, CAThe pilot's inadequate compensation for the wind conditions and subsequent failure to maintain directional control.NTSB FTW99LA180Accident · Minor injuriesLimited investigationFinal reportBellanca BL17-30A · Brownfield, TXThe pilot's inadvertent stall while attempting to clear powerlines. Factors were the loss of engine power due to fuel starvation and the pilot's improper use of the fuel tank selector.NTSB NYC99LA156Accident · Serious injuriesLimited investigationFinal reportCessna 185E · East Haddam, CTThe loss of engine power due to water in the fuel system.NTSB ATL99LA101Accident · No injuriesLimited investigationFinal reportCessna A188B · Glen Allan, MSThe improper installation of a nut and bolt assembly by a maintenance personnel that resulted in the in-flight loss of control of the left ailiron.NTSB MIA99WA176Accident · No injuriesForeign investigationCessna 210L · Gt. Harbour Cay, BahamasNTSB LAX99LA219Accident · No injuriesLimited investigationFinal reportBeech A-36 · Van Nuys, CAThe failure of the pilot to verify that the alternator was activated after engine start, subsequently resulting in a total electrical failure; and his inadequate emergency procedures for manual extension of the landing gear following the electrical failure.NTSB DEN99FA093Accident · 1 fatalField investigationFinal reportBeech V35A · Nederland, COThe pilot's intentional and continued flight into instrument meteorological conditions. Factors were his failure to obtain a weather briefing, the existing weather conditions that included snow, hail, obscuration and lightning, and the mountainous terrain.NTSB FTW99LA158Accident · No injuriesLimited investigationFinal reportCessna 210K · Mountain View, ARThe pilot's failure to maintain control during the landing flare/touchdown. Factors were the pilot's delay in aborting the landing and the fence post.NTSB ATL99LA099Accident · Minor injuriesLimited investigationFinal reportCessna A185F · Chapin, SCThe loss of engine power for undetermined reasons. A factor was the collision with a utility wire.NTSB LAX99LA194Accident · No injuriesLimited investigationFinal reportCessna A185F · Elko, NVThe failure of the pilot to adequately compensate for the variable and gusty winds, and, to maintain directional control of the aircraft while landing.NTSB SEA99LA076Accident · No injuriesLimited investigationFinal reportCessna A185E · Othello, WAThe pilot's inadequate compensation for wind conditions after landing. Factors include gusty winds.NTSB NYC99LA114Accident · Serious injuriesLimited investigationFinal reportBeech V35B · Columbus, OHthe failure of the pilot to follow the procedures in the Pilot's Operating Handbook, and the use of tip tanks for level flight only, which resulted in fuel starvation. A factor was the pilot's lack of familiarity with the airplane.NTSB CHI99LA152Accident · No injuriesLimited investigationFinal reportCessna A188B · Lincoln, KSthe altitude/clearance not obtained by the pilot and the unsuitable takeoff area selected by the pilot. Factors to the accident were the high, soft, and wet grass runway.