# NTSB investigations, IL: Operating environment

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 CEN25LA267](https://openairdocs.org/ntsb/CEN25LA267.md): Air Tractor AT-402B · Wyoming, IL · Accident · Minor injuries · Class 4 · Limited · Final report · Jul 15, 2025 · N647RA · Substantial damage
  > The pilot’s failure to attain a positive climb rate due to airplane’s improper takeoff configuration.
- [NTSB CEN22LA310](https://openairdocs.org/ntsb/CEN22LA310.md): Air Tractor AT-502B · Wyoming, IL · Accident · No injuries · Class 4 · Limited · Final report · Jul 10, 2022 · N205SK · Substantial damage
  > The pilot’s improper landing flare, which resulted in a hard, bounced landing.
- [NTSB DCA20CA046](https://openairdocs.org/ntsb/DCA20CA046.md): Boeing 737 · Chicago, IL · Accident · Serious injuries · Class 4 · Data collection · Final report · Dec 19, 2019 · N68802 · No damage
  > an abrupt stop during taxi to avoid a collision with another airplane, causing a flight attendant to fall.
- [NTSB OPS18IA015](https://openairdocs.org/ntsb/OPS18IA015.md): Boeing 747 · Chicago, IL · Incident · No injuries · Class 3 · Incident · Final report · Jun 21, 2018 · B-18711 · No damage
  > Interference with the localizer signal resulting in a Multipath condition experienced by CAL5148 while conducting an ILS CAT III (autoland) approach. This condition resulted in a runway excursion and subsequent go-around. The interference was most likely…
- [NTSB GAA18CA069](https://openairdocs.org/ntsb/GAA18CA069.md): Weaver David A Pulsar 912XP · Plato Center, IL · Accident · No injuries · Data collection · Final report · Dec 2, 2017 · N912GR · Substantial damage
  > The pilot’s decision to continue to land without visual reference to the airport in low light conditions. Contributing to the accident was the pilot’s inability to activate the private airport’s pilot-controlled lighting system due to its configuration.
- [NTSB GAA17CA452](https://openairdocs.org/ntsb/GAA17CA452.md): Piper PA28 · St. Joseph, IL · Accident · No injuries · Data collection · Final report · Jul 30, 2017 · N2204B · Substantial damage
  > The pilot’s improper landing flare, which resulted in the nose landing gear collapsing and subsequent loss of directional control.
- [NTSB DCA17CA147](https://openairdocs.org/ntsb/DCA17CA147.md): Airbus A321 231 · Chicago, IL · Accident · No injuries · Data collection · Final report · Jul 1, 2017 · N991AU · 2 aircraft · Minor damage
  > the A321 flight crew's incorrect evaluation of the clearance between the aircraft, leading to the inadvertent collision with the horizontal stabilizer of the CRJ700. Contributing to the accident was traffic congestion that resulted in the CRJ700 having to…
- [NTSB GAA16CA280](https://openairdocs.org/ntsb/GAA16CA280.md): Staudacher S 300 · Prospect Heights, IL · Accident · No injuries · Data collection · Final report · Jun 3, 2016 · N126RG · Substantial damage
  > The pilot's incorrect pitch control during the landing, which resulted in a hard bounced landing, and subsequent left main landing gear collapse, a runway excursion, and a collision with a runway sign.
- [NTSB CEN11LA635](https://openairdocs.org/ntsb/CEN11LA635.md): Fairchild M-62A-3 · Waukegan, IL · Accident · Minor injuries · Limited investigation · Final report · Sep 10, 2011 · N103JC · Substantial damage
  > The pilot’s inadequate preflight inspection of the airplane, which resulted in fuel exhaustion and a total loss of engine power. Contributing to the accident were a malfunctioning fuel gauge and air traffic that prevented an on airport landing.
- [NTSB CEN11CA486](https://openairdocs.org/ntsb/CEN11CA486.md): Hamlin John D CH701 · Paxton, IL · Accident · Minor injuries · Data collection · Final report · Jul 16, 2011 · N9040W · Substantial damage
  > The pilot's decision to takeoff with a tailwind in high density altitude conditions.
- [NTSB CEN09CA500](https://openairdocs.org/ntsb/CEN09CA500.md): Cessna P210N · Wheeling, IL · Accident · No injuries · Data collection · Final report · Jul 29, 2009 · N4648A · Substantial damage
  > The pilot's failure to maintain directional control of the airplane during landing.
- [NTSB CHI08CA198](https://openairdocs.org/ntsb/CHI08CA198.md): Rockwell S2R · Carthage, IL · Accident · No injuries · Data collection · Final report · Jul 18, 2008 · N8466V · Substantial damage
  > The pilot failed to maintain directional control during the takeoff roll. Contributing to the accident were the uneven runway, the runway edge, and the cornfield.
- [NTSB CHI08CA184](https://openairdocs.org/ntsb/CHI08CA184.md): Huebner RV6-A · Jerseyville, IL · Accident · No injuries · Data collection · Final report · Jul 8, 2008 · N653DF · Substantial damage
  > The muddy, unsuitable terrain encountered during the landing.
- [NTSB CHI08CA181](https://openairdocs.org/ntsb/CHI08CA181.md): Beech C23 · Schaumburg, IL · Accident · No injuries · Data collection · Final report · Jul 6, 2008 · N6715X · Substantial damage
  > The pilot's inadequate compensation for the crosswind and his failure to maintain directional control during landing. Contributing to the accident were the gusting crosswind, and the embankment.

## 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 f.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE starts_with(f."findingCode", '0301'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-findings/0301/cases?state=IL

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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.