# NTSB investigations: Interstate S-1A

A list on [Interstate S-1A](https://openairdocs.org/model/interstate-s-1a.md).

Matched to the registry by N-number and event date, newest first.

- [NTSB WPR26LA286](https://openairdocs.org/ntsb/WPR26LA286.md): Interstate S-1A · Blackfoot, ID · Accident · No injuries · Class 4 · Limited · Investigation open · Aug 1, 2026 · N37248 · Substantial damage
- [NTSB WPR22LA003](https://openairdocs.org/ntsb/WPR22LA003.md): Interstate S-1A · Independence, OR · Accident · No injuries · Class 4 · Limited · Final report · Oct 2, 2021 · N37317 · Substantial damage
  > The separation of the left rudder pedal interconnect cable during takeoff, which resulted in the student pilot’s inability to maintain directional control.
- [NTSB ERA10LA251](https://openairdocs.org/ntsb/ERA10LA251.md): Interstate S1A · Lakeland, FL · Accident · Serious injuries · Limited investigation · Final report · May 1, 2010 · N34926 · Substantial damage
  > The pilot’s failure to maintain clearance from terrain for undetermined reasons.
- [NTSB LAX06CA276](https://openairdocs.org/ntsb/LAX06CA276.md): Interstate S-1A · Buckeye, AZ · Accident · No injuries · Data collection · Final report · Aug 1, 2006 · N28332 · Substantial damage
  > the in-flight separation of the control stick. A contributing factor was the rough terrain for the forced landing, which resulted in a collapsed landing gear.
- [NTSB DEN06LA037](https://openairdocs.org/ntsb/DEN06LA037.md): Interstate S-1A · Rocky Ford, CO · Accident · No injuries · Limited investigation · Final report · Jan 31, 2006 · N28315 · Substantial damage
  > the pilot's failure to use tie downs before attempting to hand-start the engine. A contributing factor was his failure to seek adequate assistance.
- [NTSB ANC05LA073](https://openairdocs.org/ntsb/ANC05LA073.md): Interstate S-1A · Palmer, AK · Accident · No injuries · Limited investigation · Final report · May 7, 2005 · N37209 · Substantial damage
  > The pilot's misjudged distance and speed, which resulted in an overrun during the landing roll, and subsequent nose over. Factors contributing to the accident were a tailwind and a short landing area.
- [NTSB FTW95LA089](https://openairdocs.org/ntsb/FTW95LA089.md): Interstate S-1A · Amarillo, TX · Accident · No injuries · Limited investigation · Final report · Jan 12, 1995 · N37239 · Destroyed
  > An inflight fire, the reason for which was undetermined.
- [NTSB ANC89LA104](https://openairdocs.org/ntsb/ANC89LA104.md): Interstate S-1A · Iliamna, AK · Accident · No injuries · Limited investigation · Final report · Jun 27, 1989 · N37209 · Substantial damage
  > Pilot failed to maintain directional control during the attempted go-around. Factors in the accident were the rough/uneven terrain and the brush beside the runway.
- [NTSB DEN85LTM05](https://openairdocs.org/ntsb/DEN85LTM05.md): Interstate S-1A · Rock Springs, WY · Accident · Serious injuries · Final report · Aug 1, 1985 · N37438 · Substantial damage
  > While on a x-country flt, the acft encountered turbulence & downdrafts. The plt stated that at 1st, he was not concerned, but then it became apparent that the acft may impact the ground. The acft had limited power (75 HP) & the terrain elevation in that area…
- [NTSB DEN84LA006](https://openairdocs.org/ntsb/DEN84LA006.md): Artic S-1A Cadet · Fullerton, ND · Accident · Minor injuries · Limited investigation · Final report · Oct 11, 1983 · N37286 · Substantial damage
  > The acft collided with trees during a takeoff from an open OAT field.
- [NTSB OAK77FVM28](https://openairdocs.org/ntsb/OAK77FVM28.md): Interstate S1A · Monterey, CA · Accident · No injuries · Closed · Sep 14, 1977 · N28318 · Substantial damage
- [NTSB MKC76DCQ36](https://openairdocs.org/ntsb/MKC76DCQ36.md): Interstate S-1A · Spivey, KS · Accident · Minor injuries · Closed · Feb 28, 1976 · N37377 · Substantial damage
- [NTSB OAK74FJA05](https://openairdocs.org/ntsb/OAK74FJA05.md): Interstate S-1 · No.Pacific Ocean (Pacific Ocean) · Accident · Minor injuries · Closed · Oct 21, 1973 · N37328 · Destroyed
- [NTSB SEA72FYC41](https://openairdocs.org/ntsb/SEA72FYC41.md): Interstate S-1A · Cascade Lock, OR · Accident · Serious injuries · Closed · May 14, 1972 · N37216 · Destroyed
- [NTSB DEN69A0012](https://openairdocs.org/ntsb/DEN69A0012.md): Interstate S-1A · Bitter Creek, WY · Accident · 1 fatal · Closed · Sep 16, 1968 · N37455 · 2 aircraft · Destroyed
- [NTSB FTW69F0039](https://openairdocs.org/ntsb/FTW69F0039.md): Harlow S-1A · Muenster, TX · Accident · Serious injuries · Closed · Jul 2, 1968 · N37205 · Substantial damage
- [NTSB DEN67D0237](https://openairdocs.org/ntsb/DEN67D0237.md): Interstate S-1A · Afton, WY · Accident · No injuries · Closed · Mar 7, 1967 · N37307 · Substantial damage
- [NTSB SEA67F0156](https://openairdocs.org/ntsb/SEA67F0156.md): Interstate S-1A · Pt.Townsend, WA · Accident · Serious injuries · Closed · Aug 7, 1966 · N37236 · Destroyed
- [NTSB DEN66D0304](https://openairdocs.org/ntsb/DEN66D0304.md): Interstate S-1A · Fontenelle, WY · Accident · No injuries · Closed · Apr 26, 1966 · N37307 · Substantial damage
- [NTSB SEA66A0009](https://openairdocs.org/ntsb/SEA66A0009.md): Callair S-1A · 8sw Billings, MT · Accident · 1 fatal · Closed · Aug 8, 1965 · N37261 · Substantial damage
- [NTSB DEN65F0041](https://openairdocs.org/ntsb/DEN65F0041.md): 2nterstate S-1A · Stanfield, AZ · Accident · Serious injuries · Closed · Mar 16, 1965 · N37292 · Substantial damage
- [NTSB UNK64X3520](https://openairdocs.org/ntsb/UNK64X3520.md): Interstate S1A · Grace, ID · Accident · No injuries · Closed · Aug 21, 1964 · N37341 · 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_aircrafts.parquet' a JOIN 'https://openairdocs.org/data/latest/ntsb_case_detail.parquet' c ON c."mKey" = a.case_mkey
WHERE a.aircraft_model_code IN ('1850202')
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/model/interstate-s-1a/ntsb

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