# NTSB investigations: Light condition, general

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 CEN26LA019](https://openairdocs.org/ntsb/CEN26LA019.md): Bellanca 7GCBC · Bonilla, SD · Accident · No injuries · Class 4 · Limited · Final report · Oct 10, 2025 · N53853 · Substantial damage
  > The pilot’s inadequate flight planning and his failure to maintain aircraft control during the precautionary off-airport landing.
- [NTSB WPR23FA223](https://openairdocs.org/ntsb/WPR23FA223.md): Compagnie Daher TB 30 Epsilon · Apache Junction, AZ · Accident · 2 fatal · Class 3 · Field · Final report · Jun 10, 2023 · N759F · Destroyed
  > The pilot’s controlled flight into the mountainous terrain due to diminished depth perception as a result of the shadowing effect from the sun’s position. Contributing to the accident was the decision by all three pilots to fly low altitude around the…
- [NTSB CEN22FA317](https://openairdocs.org/ntsb/CEN22FA317.md): Bell UH-1H · Chapelle, NM · Accident · 4 fatal · Class 3 · Field · Final report · Jul 17, 2022 · N911SZ · Destroyed
  > The total loss of engine power due to the fatigue failure of the starter-generator input (zerol) gear which failed due to poor maintenance. Contributing to the accident was the unsuccessful autorotation complicated by the setting sun and high density altitude.
- [NTSB WPR20LA315](https://openairdocs.org/ntsb/WPR20LA315.md): Air Tractor AT-802A · Emmett, ID · Accident · 1 fatal · Class 3 · Limited · Final report · Sep 23, 2020 · N836MM · Substantial damage
  > The pilot’s descent below surrounding terrain and his delayed decision to initiate a climb which resulted in impact with terrain. Contributing to the accident were terrain and lighting conditions that affected the pilot’s ability to accurately assess terrain…
- [NTSB CEN18FA011](https://openairdocs.org/ntsb/CEN18FA011.md): Cessna 172M · Ramsey, MN · Accident · 2 fatal · Field investigation · Final report · Oct 13, 2017 · N7CF · Destroyed
  > The pilot's decision to fly along the river at a low altitude contrary to applicable regulations and safety of flight considerations which resulted in the impact with the power lines. Contributing to the accident was the pilot's inability to see the and avoid…
- [NTSB GAA17CA147](https://openairdocs.org/ntsb/GAA17CA147.md): Cessna A185 · Fairbanks, AK · Accident · No injuries · Data collection · Final report · Feb 19, 2017 · N185AE · Substantial damage
  > The pilot's failure to maintain an appropriate glidepath to the runway and to use the vertical guidance system.
- [NTSB CEN16LA139](https://openairdocs.org/ntsb/CEN16LA139.md): Air Tractor AT-402 · Beyersville, TX · Accident · Serious injuries · Limited investigation · Final report · Mar 29, 2016 · N4555E · Substantial damage
  > The pilot's failure to maintain visual separation from the power line due to a lack of identifiable and contrasting features, which led to an inflight collision with the line while maneuvering in gray, hazy conditions.
- [NTSB WPR15LA264](https://openairdocs.org/ntsb/WPR15LA264.md): Douglas A4N · Phoenix, AZ · Accident · Minor injuries · Limited investigation · Final report · Sep 17, 2015 · CFGZT · Substantial damage
  > The pilot’s failure to extend the landing gear before landing. Contributing to the accident were the pilot’s distraction during the downwind leg and his difficulty seeing the landing gear indicators due to the sun angle and shadows.
- [NTSB CEN15LA341](https://openairdocs.org/ntsb/CEN15LA341.md): Hughes 269B · Atkinson, IL · Accident · Serious injuries · Limited investigation · Final report · Aug 5, 2015 · N9427F · Destroyed
  > The pilot's improper decision to intentionally fly the helicopter at a low altitude and his subsequent failure to maintain clearance from a power line.
- [NTSB ERA13FA059](https://openairdocs.org/ntsb/ERA13FA059.md): Cessna 172N · Owls Head, ME · Accident · 3 fatal · Field investigation · Final report · Nov 16, 2012 · N6142F · Substantial damage
  > The vehicle driver's failure to verify that the runway was not occupied by an airplane before crossing the runway, which resulted in the vehicle being struck by a departing airplane, and the pilot's continued takeoff with flight control damage, which…
- [NTSB ERA10FA048](https://openairdocs.org/ntsb/ERA10FA048.md): Cessna 172S · Tallahassee, FL · Accident · 2 fatal · Field investigation · Final report · Nov 5, 2009 · N5194X · Destroyed
  > The pilots' spatial disorientation during flight in dark conditions, which resulted in an uncontrolled descent into terrain.
- [NTSB WPR09FA385](https://openairdocs.org/ntsb/WPR09FA385.md): Cessna 182S · Napa, CA · Accident · 1 fatal · Field investigation · Final report · Aug 5, 2009 · N23750 · Substantial damage
  > The instrument-rated pilot’s loss of situational awareness and failure to follow the prescribed instrument departure clearance/procedure, which resulted in an in-flight collision with the terrain.
- [NTSB WPR09LA022](https://openairdocs.org/ntsb/WPR09LA022.md): Stinson 108-1 · Concrete, WA · Accident · 1 fatal · Limited investigation · Final report · Oct 23, 2008 · N97946 · Substantial damage
  > The loss of engine power during initial climb due to the pilot's improper exhaust system maintenance, which resulted in restriction of the carburetor's air intake.
- [NTSB NYC08FA109](https://openairdocs.org/ntsb/NYC08FA109.md): Beech A36 · Cumberland, MD · Accident · 2 fatal · Field investigation · Final report · Feb 22, 2008 · N3815T · Substantial damage
  > The pilot's failure to maintain the proper approach course for undetermined reasons.
- [NTSB ANC08LA031](https://openairdocs.org/ntsb/ANC08LA031.md): Cessna 208B · Bethel, AK · Accident · Minor injuries · Limited investigation · Final report · Jan 15, 2008 · N454SF · Substantial damage
  > The pilot's selection of unsuitable terrain for landing. Contributing to the accident were snow-covered terrain, blowing snow and flat lighting conditions.

## 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."mKey" IN (SELECT f.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_findings.parquet' f WHERE starts_with(f."findingCode", '03036000'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb-findings/03036000/cases

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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.
