# NTSB investigations: Grumman American Avn. AA-1B, 1990

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 DEN91LA025](https://openairdocs.org/ntsb/DEN91LA025.md): Grumman AA1B · Roswell, NM · Accident · No injuries · Limited investigation · Final report · Dec 15, 1990 · N1638R · Substantial damage
  > Low cylinder compression and fouled spark plug.
- [NTSB LAX91FA020](https://openairdocs.org/ntsb/LAX91FA020.md): Grumman AA-1B · Solana Beach, CA · Accident · 2 fatal · Field investigation · Final report · Nov 1, 1990 · N9956L · Destroyed
  > The inadvertent stall/spin. Factors in the accident were: the pilot's decision to allow the reporter passenger to fly the aircraft in a critical flight situation, his decision to allow the aircraft to descend to an altitude too low to allow for contingencies,…
- [NTSB NYC91LA012](https://openairdocs.org/ntsb/NYC91LA012.md): Grumman American AA-1B · Wildwood, NJ · Accident · Minor injuries · Limited investigation · Final report · Oct 16, 1990 · N9575L · Substantial damage
  > The student pilot's failure to maintain control of the airplane during landing.
- [NTSB NYC90FA179](https://openairdocs.org/ntsb/NYC90FA179.md): Grumman AA-1B · Springfield, NJ · Accident · 2 fatal · Field investigation · Final report · Jul 29, 1990 · N1429R · Destroyed
  > The pilot's failure to maintain airspeed and the inadvertent stall of the airplane at an altitude from which recovery was not possible.
- [NTSB NYC90LA165](https://openairdocs.org/ntsb/NYC90LA165.md): Grumman AA-1 · Highland, NY · Accident · Minor injuries · Limited investigation · Final report · Jul 17, 1990 · N1404R · Substantial damage
  > Off airport landing in unsuitable terrain due to a power loss for unknown reasons.
- [NTSB MIA90LA084](https://openairdocs.org/ntsb/MIA90LA084.md): Grumman American AA-1B · San Juan, PR · Accident · No injuries · Limited investigation · Final report · Mar 7, 1990 · N1492R · Substantial damage
  > Failure of the student pilot to maintain directional control of the aircraft while taxiing.

## 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") = 1990
  AND c."mKey" IN (SELECT x.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_aircrafts.parquet' x WHERE x.aircraft_model_code IN ('3960103'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=3960103&year=1990

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