# NTSB investigations: NONE, 2021

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 WPR22LA007](https://openairdocs.org/ntsb/WPR22LA007.md): Schweizer SGS 2-32 · San Juan Baptista, CA · Accident · Serious injuries · Class 4 · Limited · Final report · Oct 9, 2021 · N87R · Substantial damage
  > The glider’s encounter with atmospheric conditions where the lift was not sufficient to maintain flight, which necessitated a forced landing.
- [NTSB WPR22LA005](https://openairdocs.org/ntsb/WPR22LA005.md): Beech B36TC · Los Banos, CA · Accident · No injuries · Class 3 · Limited · Final report · Oct 9, 2021 · N7220B · Substantial damage
  > The total loss of engine power due to the improper installation of the No. 4 connecting rod bolt nut during a recent overhaul.
- [NTSB WPR22LA010](https://openairdocs.org/ntsb/WPR22LA010.md): Richardson Andrew P RICHARDSON-75 · Alburquerque, NM · Accident · Serious injuries · Class 4 · Limited · Final report · Oct 5, 2021 · N518UR · No damage
  > The pilot’s failure to maintain the proper descent rate during the balloon’s approach to landing, which resulted in a hard landing and serious passenger injury.
- [NTSB ERA21LA366](https://openairdocs.org/ntsb/ERA21LA366.md): Sproul Keith A 83K-16 · Ryegate, VT · Accident · No injuries · Class 4 · Limited · Final report · Sep 12, 2021 · N83KX · Substantial damage
  > The pilot's failure to secure himself to the balloon seat which resulted in a loss of control of the balloon.
- [NTSB ERA21LA330](https://openairdocs.org/ntsb/ERA21LA330.md): Schweizer SGS 2-33A · North Springfield, VT · Accident · No injuries · Class 4 · Limited · Final report · Aug 15, 2021 · N2805H · Substantial damage
  > The check pilot's failure to account for the extended departure distance from the airport during a simulated tow rope break and recovery.
- [NTSB ERA21LA327](https://openairdocs.org/ntsb/ERA21LA327.md): Let L-23 Super Blanik · Sterling, MA · Accident · Serious injuries · Class 4 · Limited · Final report · Jul 31, 2021 · N373BA · Minor damage
  > The flight instructor’s lack of remedial action, which resulted in an aerodynamic stall in the landing flare and a hard landing.
- [NTSB CEN21LA346](https://openairdocs.org/ntsb/CEN21LA346.md): HpH, Spol. S.R.O. Glasflügel 304S · Briggs, TX · Accident · Serious injuries · Class 3 · Limited · Final report · Jul 30, 2021 · N304AB · Substantial damage
  > The overstress fracture of the elevator control tube due to reduced wall thickness from water intrusion and subsequent corrosion. Contributing to the accident was the lack of a drain hole at the bottom of the elevator control tube, which allowed the tube to…
- [NTSB WPR21LA290](https://openairdocs.org/ntsb/WPR21LA290.md): Burkhart Grob G 103 Twin II · Levan, UT · Accident · Minor injuries · Class 4 · Limited · Final report · Jul 25, 2021 · N4446Y · Substantial damage
  > The glider’s encounter with atmospheric conditions where the lift was not sufficient to maintain flight which resulted in an off-airport landing and a collision with a fence.
- [NTSB ERA21LA290](https://openairdocs.org/ntsb/ERA21LA290.md): Cameron 0-105 · Piermont, NH · Accident · 1 fatal · Class 3 · Limited · Final report · Jul 15, 2021 · N2925L · Substantial damage
  > The balloon pilot’s delay in relighting the burner, which resulted in a hard landing and his ejection from the balloon.
- [NTSB WPR21FA242](https://openairdocs.org/ntsb/WPR21FA242.md): Cameron Balloons US O-120 · Albuquerque, NM · Accident · 5 fatal · Class 3 · Field · Final report · Jun 26, 2021 · N158NM · Destroyed
  > The failure of the pilot to maintain adequate clearance from power lines while maneuvering for landing. Contributing to the accident was the pilot’s use of impairing, illicit drugs.
- [NTSB WPR21LA235](https://openairdocs.org/ntsb/WPR21LA235.md): HPH Glasflugel · Winthrop, WA · Accident · Minor injuries · Class 4 · Limited · Final report · Jun 20, 2021 · N974CQ · Substantial damage
  > The glider’s encounter with atmospheric conditions where the lift was not sufficient to maintain flight.
- [NTSB CEN21LA281](https://openairdocs.org/ntsb/CEN21LA281.md): Schweizer SGS 1-35 · Wellington, CO · Accident · Minor injuries · Class 4 · Limited · Final report · Jun 20, 2021 · N2851H · Substantial damage
  > The glider pilot’s loss of visual references during the landing approach resulting in an off-airport landing on rough sloping terrain.
- [NTSB ERA21LA248](https://openairdocs.org/ntsb/ERA21LA248.md): Schweizer SGS 2-33A · Nellysford, VA · Accident · Serious injuries · Class 4 · Limited · Final report · Jun 13, 2021 · N33929 · No damage
  > The student pilot's failure to maintain an appropriate glide path to the runway.
- [NTSB ERA21LA244](https://openairdocs.org/ntsb/ERA21LA244.md): Schweizer SGS 2-33A · Sanford, ME · Accident · No injuries · Class 4 · Limited · Final report · Jun 5, 2021 · N7776S · Substantial damage
  > The pilot’s failure to maintain directional control while landing in gusting wind conditions.
- [NTSB ERA21LA242](https://openairdocs.org/ntsb/ERA21LA242.md): Let L-23 Super Blanik · Pittsfield, PA · Accident · No injuries · Class 4 · Limited · Final report · May 31, 2021 · N912B · Substantial damage
  > The student pilot’s improper landing flare, which resulted in a hard landing and loss of directional control.
- [NTSB WPR21LA225](https://openairdocs.org/ntsb/WPR21LA225.md): Lindstrand Balloons 90A · Dayton, NV · Accident · Serious injuries · Class 4 · Limited · Final report · May 28, 2021 · N1535G · No damage
  > The pilot’s failure to maintain control of the balloon due to an unexpected high surface wind and downdraft, which resulted in a hard landing.
- [NTSB ERA21LA266](https://openairdocs.org/ntsb/ERA21LA266.md): Pilatus B4-PC11 · Sterling, MA · Accident · Minor injuries · Class 4 · Limited · Final report · May 20, 2021 · N65317 · Substantial damage
  > The pilot’s misjudged approach angle which resulted in impact with trees and terrain.
- [NTSB CEN21LA226](https://openairdocs.org/ntsb/CEN21LA226.md): I.C.A.-Brasov IS-28B2 · Hampshire, IL · Accident · Serious injuries · Class 4 · Limited · Final report · May 16, 2021 · N41CR · Substantial damage
  > The flight instructor’s failure to maintain aircraft control resulting in the exceedance of the glider’s critical angle of attack following the breakage of the weak/safety link during a winch launch, which resulted in an aerodynamic stall and spin, and…
- [NTSB WPR21LA191](https://openairdocs.org/ntsb/WPR21LA191.md): Ultramagic S A N-500 · Phoenix, AZ · Accident · Serious injuries · Class 4 · Limited · Final report · May 2, 2021 · N500UM · Minor damage
  > The pilot’s inability to maintain control after the balloon's encounter with an unexpected wind gust, which resulted in a collision with a tree.
- [NTSB ERA21LA395](https://openairdocs.org/ntsb/ERA21LA395.md): Schempp Hirth Ventus C · Wagener, SC · Accident · Serious injuries · Class 4 · Limited · Final report · Apr 22, 2021 · N571RD · Substantial damage
  > Impact with trees during a forced landing in atmospheric lift conditions that were insufficient to maintain flight. Contributing was the pilot’s delayed decision to return to the airport.
- [NTSB CEN21LA210](https://openairdocs.org/ntsb/CEN21LA210.md): Firefly Balloons 2010 Firefly 12B-010 · Pagosa Springs, CO · Accident · Serious injuries · Class 4 · Limited · Final report · Apr 20, 2021 · N3016R · No damage
  > The pilot’s failure to properly control the balloon during a steep approach that resulted in a hard landing and a serious passenger injury.
- [NTSB CEN21LA164](https://openairdocs.org/ntsb/CEN21LA164.md): Cameron Balloons Z-90 · Celina, TX · Accident · No injuries · Class 4 · Limited · Final report · Mar 20, 2021 · N4505B · Substantial damage
  > The malfunction of the balloon’s envelope venting system during landing in high wind, which resulted in the balloon being dragged along the ground, substantially damaging the envelope.
- [NTSB ERA21LA156](https://openairdocs.org/ntsb/ERA21LA156.md): Schempp-Hirth K G MINI-NIMBUS C · Groveland, FL · Accident · Serious injuries · Class 3 · Limited · Final report · Mar 16, 2021 · N16MG · Substantial damage
  > The pilot’s unsuccessful initial attempt to release from the tow plane at the start of an unstable takeoff roll, which resulted in a runway excursion and collision with a parked vehicle. Contributing to the severity of the accident was the vehicle’s proximity…
- [NTSB WPR21LA158](https://openairdocs.org/ntsb/WPR21LA158.md): Arbc Inc DBA Lindstrand 77A · Rio Rancho, NM · Accident · 1 fatal · Class 3 · Limited · Final report · Jan 23, 2021 · N477LB · No damage
  > The pilot’s failure to maintain the proper descent rate during the balloon’s approach to landing, which resulted in a hard landing and fatal passenger injury when the passenger fell out of the basket.

## 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 year(c."eventDate") = 2021
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.engine_model_code IN ('00000'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=00000&year=2021

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