# NTSB investigations, DE: Collision with terr/obj (non-CFIT)

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 ERA25LA342](https://openairdocs.org/ntsb/ERA25LA342.md): Schweizer G-164B · Dover, DE · Accident · Minor injuries · Class 4 · Limited · Final report · Sep 9, 2025 · N8483K · Substantial damage
  > The pilot’s exceedance of the critical angle of attack which resulted in an aerodynamic stall at an altitude too low to recover.
- [NTSB ERA24LA299](https://openairdocs.org/ntsb/ERA24LA299.md): Bellanca 8GCBC · Frankford, DE · Accident · Minor injuries · Class 3 · Limited · Final report · Jul 4, 2024 · N749SK · Substantial damage
  > A partial loss of engine power resulting from cylinder detonation and a cracked spark plug, which resulted in a forced landing and impact with terrain.
- [NTSB ERA17LA249](https://openairdocs.org/ntsb/ERA17LA249.md): Grumman G 164 · Marydel, DE · Accident · Serious injuries · Limited investigation · Final report · Jul 19, 2017 · N691Y · Substantial damage
  > The pilot's failure to maintain adequate clearance from power lines while conducting an aerial application flight.
- [NTSB ERA17FA190](https://openairdocs.org/ntsb/ERA17FA190.md): Eurocopter Deutschland EC 135 · New Castle, DE · Accident · 1 fatal · Field investigation · Final report · May 25, 2017 · N62UP · Destroyed
  > The pilot's loss of helicopter control during a missed approach in instrument meteorological conditions due to spatial disorientation and the cumulative effects of task saturation.
- [NTSB ERA14LA321](https://openairdocs.org/ntsb/ERA14LA321.md): Grumman Acft ENG Cor-Schweizer G 164B · Farmington, DE · Accident · Minor injuries · Limited investigation · Final report · Jun 18, 2014 · N891JC · Substantial damage
  > The pilot's inadequate preflight planning for a takeoff in high-density altitude conditions and his decision to reduce power during the initial climb, which led to the airplane exceeding its critical angle-of-attack and experiencing an aerodynamic stall.
- [NTSB ERA14LA242](https://openairdocs.org/ntsb/ERA14LA242.md): Mooney M20K · Georgetown, DE · Accident · Serious injuries · Limited investigation · Final report · May 18, 2014 · N200DP · Substantial damage
  > The pilot’s improper preflight planning and in-flight fuel management, which resulted in fuel starvation and a total loss of engine power. Also causal to the accident was the pilot’s failure to see and avoid the wires on the airport boundary.
- [NTSB ERA13LA111](https://openairdocs.org/ntsb/ERA13LA111.md): Piper PA-28R-200 · Dover, DE · Accident · 1 fatal · Limited investigation · Final report · Jan 13, 2013 · N4975S · Substantial damage
  > The pilot's failure to land the airplane at multiple airports that were equipped with adequate instrument approach procedures while operating in low instrument meteorological conditions and his delay in declaring a fuel-related emergency, which resulted in a…
- [NTSB ERA10LA203](https://openairdocs.org/ntsb/ERA10LA203.md): Lopez Phillip Jabiru J250 · Middletown, DE · Accident · 1 fatal · Limited investigation · Final report · Apr 2, 2010 · N464PP · Substantial damage
  > The pilot's failure to apply carburetor heat, which resulted in the formation of carburetor icing and a total loss of engine power.
- [NTSB ERA10CA057](https://openairdocs.org/ntsb/ERA10CA057.md): Cessna 172S · Summit, DE · Accident · No injuries · Data collection · Final report · Nov 7, 2009 · N134B · Substantial damage
  > The student pilot’s failure to maintain directional control during takeoff.

## 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" = 'DE' 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" = '470' 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/470/sequence?state=DE

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