# NTSB investigations: Great Lakes 2T-1A-2, CA

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 WPR20LA320](https://openairdocs.org/ntsb/WPR20LA320.md): Great Lakes 2T1A · San Diego, CA · Accident · Serious injuries · Class 3 · Limited · Final report · Sep 24, 2020 · N3617L · Substantial damage
  > A loss of engine power for reasons that could not be determined, which resulted in a hard landing off airport.
- [NTSB WPR19LA114](https://openairdocs.org/ntsb/WPR19LA114.md): Great Lakes 2T-1A-2 · San Diego, CA · Accident · No injuries · Class 3 · Limited · Final report · Mar 15, 2019 · N101GL · Substantial damage
  > The fracture of the aileron hinge strap due to fatigue crack propagation, which resulted in substantial damage to a wing rib aft of the spar at the outboard aileron cutout. Contributing to the accident was inadequate maintenance inspection.
- [NTSB GAA18CA319](https://openairdocs.org/ntsb/GAA18CA319.md): Cessna 172 · San Diego, CA · Accident · Minor injuries · Data collection · Final report · Jun 3, 2018 · N786SA · 2 aircraft · Substantial damage
  > The biplane pilot’s failure to see and avoid the stopped airplane.
- [NTSB LAX05LA173](https://openairdocs.org/ntsb/LAX05LA173.md): Great Lakes 2T-1A-2 · Sonoma, CA · Accident · Minor injuries · Limited investigation · Final report · May 14, 2005 · N765GL · Substantial damage
  > a partial loss of engine power, which resulted from the fuel servo leaking and generating an excessively rich fuel/air mixture. A factor was the owner's failure to comply with a service bulletin.
- [NTSB LAX96FA075](https://openairdocs.org/ntsb/LAX96FA075.md): Great Lakes 2T-1A-2 · Fillmore, CA · Accident · Serious injuries · Field investigation · Final report · Dec 19, 1995 · N3511L · Destroyed
  > failure of the pilot to take proper remedial action to recover from an intentional spin.
- [NTSB LAX89LA174](https://openairdocs.org/ntsb/LAX89LA174.md): Great Lakes 2T-1A-2 · Ramona, CA · Accident · No injuries · Limited investigation · Final report · Apr 29, 1989 · N6220L · 2 aircraft · Minor damage
  > The pilot of the other aircraft did not maintain an adequate visual lookout and collided with this Cessna that was parked in the runup area.
- [NTSB LAX86LA340](https://openairdocs.org/ntsb/LAX86LA340.md): Great Lakes 2T-1A-2 · Santa Paula, CA · Accident · Serious injuries · Limited investigation · Final report · Aug 31, 1986 · N10SV · Destroyed
  > The biplane crashed in mountainous terrain after a loss of power. The acft had been doing aerobatic maneuvers prior to the engine failure. The plt indicated that the engine quit at 7,500 ft MSL while in a descent. She relinquished the flt controls to the…
- [NTSB LAX85LA295](https://openairdocs.org/ntsb/LAX85LA295.md): Great Lakes 2T-1A-2 · Angwin, CA · Accident · No injuries · Limited investigation · Final report · Jun 22, 1985 · N3800F · Substantial damage
  > During a VFR cross country flt, wx conditions along the route induced the plt to divert to the Angwin arpt. After an overflt to obtain wind information from the wind sock, the plt said he entered the pattern and completed a normal approach and touchdown.…
- [NTSB LAX84LA468](https://openairdocs.org/ntsb/LAX84LA468.md): Great Lakes 2T-1A-2 · Van Nuys, CA · Accident · No injuries · Limited investigation · Final report · Sep 4, 1984 · N3673L · Substantial damage
  > During the third touch & go landing the certificated plt receiving dual instruction was at the controls when directional control was temporarily lost. The CFI in the front cockpit regained control. Shortly thereafter the plt under instruction applied heavy…
- [NTSB LAX82FA361](https://openairdocs.org/ntsb/LAX82FA361.md): Great Lakes 2T-1A-2 · Arcata, CA · Accident · 1 fatal · Field investigation · Final report · Sep 26, 1982 · N353GL · Destroyed
  > The plt & pax were on a cross-country from somewhere in the klamath, CA area to hayward, CA. Witnesses observed it flying southbound at 50 to 100 ft over the ocean's shore line. Reportedly, the acft made a sharp left turn toward land, then crashed on a…
- [NTSB LAX80FUG03](https://openairdocs.org/ntsb/LAX80FUG03-201196.md): Great Lakes 2T-1A · Elsinore, CA · Accident · Minor injuries · Closed · Oct 25, 1979 · N3805F · Substantial damage
- [NTSB OAK79DVD23](https://openairdocs.org/ntsb/OAK79DVD23.md): Great Lakes 2T-1A · Willits, CA · Accident · No injuries · Closed · Apr 22, 1979 · N3823F · Substantial damage
- [NTSB OAK78FVM42](https://openairdocs.org/ntsb/OAK78FVM42.md): Great Lakes 2T-1A · Santa Cruz, CA · Accident · No injuries · Closed · Aug 18, 1978 · N6186L · Substantial damage
- [NTSB LAX78DUQ30](https://openairdocs.org/ntsb/LAX78DUQ30.md): Great Lakes 2T1A-2 · Simi Valley, CA · Accident · No injuries · Closed · Jun 2, 1978 · N3775F · Substantial damage
- [NTSB LAX78DVM14](https://openairdocs.org/ntsb/LAX78DVM14.md): GR Lakes 2T-1A · Santa Maria, CA · Accident · No injuries · Closed · Mar 25, 1978 · N6262L · Substantial damage
- [NTSB LAX78FUQ11](https://openairdocs.org/ntsb/LAX78FUQ11.md): Beech B19 · Van Nuys, CA · Accident · No injuries · Closed · Jan 20, 1978 · N18966 · 2 aircraft · Substantial damage
- [NTSB OAK78DVD02](https://openairdocs.org/ntsb/OAK78DVD02.md): Great Lakes 2THA2 · Oakland, CA · Accident · No injuries · Closed · Oct 8, 1977 · N3702F · Substantial damage
- [NTSB UNK77X0103](https://openairdocs.org/ntsb/UNK77X0103.md): Great Lakes 2T-1A2 · San Fernando, CA · Accident · Serious injuries · Closed · Mar 15, 1977 · N6196L · Substantial damage
- [NTSB OAK76DVG99](https://openairdocs.org/ntsb/OAK76DVG99.md): Great Lakes Baby · Chico, CA · Accident · No injuries · Closed · Aug 6, 1976 · N175HD · Substantial damage
- [NTSB LAX75FUQ27](https://openairdocs.org/ntsb/LAX75FUQ27.md): GR Lakes 2T-1A2 · Lancaster, CA · Accident · No injuries · Closed · Jun 1, 1975 · N5603L · Minor damage

## 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" = 'CA' AND c."eventCountry" = 'USA'
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('3910101'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=3910101&state=CA

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