# NTSB investigations: Interstate S-1B1, AK

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 ANC02LA026](https://openairdocs.org/ntsb/ANC02LA026.md): Interstate S-1B1 · Big Lake, AK · Accident · No injuries · Limited investigation · Final report · Mar 29, 2002 · N48027 · Substantial damage
  > The separation of the exhaust system stack from the heat exchanger. A factor associated with the accident was an engine compartment fire.
- [NTSB ANC99LA030](https://openairdocs.org/ntsb/ANC99LA030.md): Interstate S-1B1 · Anchorage, AK · Accident · Minor injuries · Limited investigation · Final report · Mar 4, 1999 · N48027 · Substantial damage
  > Fuel starvation resulting from the pilot not understanding the fuel system procedures, and selecting the improper fuel selector position.
- [NTSB ANC87LA007](https://openairdocs.org/ntsb/ANC87LA007.md): Interstate S-1B1 · Eureka Creek, AK · Accident · 1 fatal · Limited investigation · Final report · Oct 21, 1986 · N46243 · Substantial damage
  > The pilot lost control of the aircraft on landing & it collided with a large metal sluice box that was located beside the runway. At the time of the accident, the wind was from the northeast & was gusty. The dirt ruway was frozen, rough &rutted.
- [NTSB ANC76FAG94](https://openairdocs.org/ntsb/ANC76FAG94.md): Interstate S1B1 · Wasilla, AK · Accident · No injuries · Closed · Feb 26, 1976 · N46618 · Substantial damage
- [NTSB ANC72AA037](https://openairdocs.org/ntsb/ANC72AA037.md): Interstate S-1B1 · Skwentna, AK · Accident · 1 fatal · Closed · Mar 11, 1972 · N46962 · Destroyed
- [NTSB ANC71DAG62](https://openairdocs.org/ntsb/ANC71DAG62.md): Interstate S-1B1 · Talkeetna, AK · Accident · No injuries · Closed · Nov 26, 1970 · N46962 · Substantial 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" = 'AK' 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 ('1850302'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=1850302&state=AK

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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.