# NTSB investigations, IL: Part(s) separation from AC NTSB aviation accident and incident investigations since 1962: the probable cause, findings, aircraft, crew, weather and docket of each, linked to the FAA registry and the FAA’s own reports. ## Latest cases - [NTSB CEN26LA131](https://openairdocs.org/ntsb/CEN26LA131.md): Quad City Challenger · Van Burensburg, IL · Accident · No injuries · Class 4 · Limited · Final report · Feb 28, 2026 · UNREG · Substantial damage > Propeller separation due to failure of the propeller attachment bolts. - [NTSB CEN25LA206](https://openairdocs.org/ntsb/CEN25LA206.md): Xag P100 PRO · Pontiac, IL · Accident · No injuries · Class 3 · Limited · Preliminary report · Jun 5, 2025 · N231CU · Substantial damage > On June 5, 2025, at 1155 central daylight time, a XAG P100 Pro, N231CU, was substantially damaged when it was involved in an accident near Pontiac, Illinois. The unmanned aerial system (UAS) was operated under Title 14 Code of Federal Regulations as a Part… - [NTSB CEN23LA295](https://openairdocs.org/ntsb/CEN23LA295.md): Bell UH-1H · Woodlawn, IL · Accident · No injuries · Class 3 · Limited · Final report · Jul 11, 2023 · N900VF · Substantial damage > The separation of the tail boom from the fuselage for reasons that could not be determined. - [NTSB CEN23LA218](https://openairdocs.org/ntsb/CEN23LA218.md): Piper J3C · Romeoville, IL · Incident · No injuries · Class 3 · Limited · Final report · Apr 27, 2023 · N6384H · Minor damage > The inflight failure of the propeller blade due to fatigue cracking from corrosion pits, initiating at the midpoint of the cambered face. - [NTSB CEN22LA328](https://openairdocs.org/ntsb/CEN22LA328.md): Eurocopter Deutschland EC 135 · Mount Vernon, IL · Accident · No injuries · Class 4 · Limited · Final report · Jul 20, 2022 · N228MT · Substantial damage > The inadequate securement of the cloth fire extinguisher cover, which resulted in it being blown off the fire extinguisher and ingested into the helicopter’s fenestron during the landing. - [NTSB CEN19LA251](https://openairdocs.org/ntsb/CEN19LA251.md): Ryan Navion · Chicago, IL · Accident · No injuries · Class 3 · Limited · Final report · Jul 27, 2019 · N27AW · Substantial damage > The failure of the left main landing gear upper side brace assembly during landing due to reverse bending fatigue as a result of the incomplete penetration of the circumferential weld during initial production of the component. - [NTSB CEN18LA328](https://openairdocs.org/ntsb/CEN18LA328.md): Piper PA32R · South Beloit, IL · Accident · Serious injuries · Limited investigation · Final report · Aug 12, 2018 · N9894K · Substantial damage > The pilot’s failure to maintain airspeed after being startled and distracted when the engine cowling opened during takeoff, which led to a subsequent impact with terrain. - [NTSB CEN17LA333](https://openairdocs.org/ntsb/CEN17LA333.md): Gulfstream American AA 5B · Carbondale, IL · Accident · Serious injuries · Limited investigation · Final report · Aug 28, 2017 · N28005 · Substantial damage > The failure of the propeller due to fatigue as a result of improper installation by unknown maintenance personnel at some point during the life of the propeller. - [NTSB CEN12LA577](https://openairdocs.org/ntsb/CEN12LA577.md): Jones Kitfox III · Rockford, IL · Accident · No injuries · Limited investigation · Final report · Aug 19, 2012 · N942EJ · Substantial damage > The pilot's improper installation of a spark plug, which led to a partial loss of engine power after takeoff and the resultant forced landing. - [NTSB CEN11LA596](https://openairdocs.org/ntsb/CEN11LA596.md): Suminski Walter M Jabiru SP · Columbia, IL · Accident · No injuries · Limited investigation · Final report · Aug 17, 2011 · N284E · Substantial damage > Separation of the right main wheel during landing rollout for undetermined reasons. - [NTSB CEN11IA369](https://openairdocs.org/ntsb/CEN11IA369.md): Embraer EMB-145 · Chicago, IL · Incident · No injuries · Incident investigation · Final report · Jun 3, 2011 · N607AE · No damage > The overheat and failure the brake during landing due to oxidation of the brake rotors, which went undetected by maintenance personnel. Contributing to the accident was maintenance personnel’s lack of familiarity with detailed brake oxidation inspection… - [NTSB CEN10CA358](https://openairdocs.org/ntsb/CEN10CA358.md): Cessna 180K · Cahokia, IL · Accident · No injuries · Data collection · Final report · Jun 26, 2010 · N2785K · Substantial damage > The fatigue failure of the axle's attaching bolts during landing. - [NTSB CHI08IA200](https://openairdocs.org/ntsb/CHI08IA200.md): Eclipse EA500 · Rockford, IL · Incident · No injuries · Incident investigation · Final report · Jul 17, 2008 · N875NA · Minor damage > The improper installation of the forward edge of the left-hand wing-to-body panel, causing the fairing to separate from the airplane during an in-flight encounter with light turbulence. Contributing to the event was the use of small-head screws and grommets… ## The whole list in SQL Runs in DuckDB 1.2 or later on the release's Parquet files over HTTPS: ```sql 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" = 'IL' AND c."eventCountry" = 'USA' AND c."mKey" IN (SELECT s.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_events.parquet' s WHERE s."tier2Number" = '338' 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 ``` This list as a web page: https://openairdocs.org/ntsb-events/338/sequence?state=IL --- OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.