# NTSB investigations: Thorp T-18, WA

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 SEA08LA127](https://openairdocs.org/ntsb/SEA08LA127.md): Thorp T-18 · Kent, WA · Accident · 1 fatal · Limited investigation · Final report · May 9, 2008 · N8613A · Substantial damage
  > The loss of engine power for undetermined reasons. Contributing to the accident were the lack of a suitable landing area and the pilot's failure to maintain an adequate airspeed while maneuvering in response to the loss of engine power.
- [NTSB SEA07CA185](https://openairdocs.org/ntsb/SEA07CA185.md): Hammer Thorp T-18 · Everett, WA · Accident · Minor injuries · Data collection · Final report · Jun 26, 2007 · N3715 · Substantial damage
  > Excessive airspeed during a return for landing which resulted in an overrun. An unlatched canopy, a proper touchdown point not attained and rough terrain were factors.
- [NTSB SEA79FYP21](https://openairdocs.org/ntsb/SEA79FYP21.md): Thorp T-18 · Zillah, WA · Accident · Serious injuries · Closed · May 11, 1979 · N1947 · Destroyed
- [NTSB SEA70D0023](https://openairdocs.org/ntsb/SEA70D0023.md): Thorp T-18 · Puyallup, WA · Accident · Minor injuries · Closed · Jul 1, 1969 · N3715 · 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" = 'WA' 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 ('89510T7', '89510T8', '89510T3', '89510TC', '89510TD', '89510TF', '89510UB', '89510S7', '89510S8', '89510TA', '89510TB', '89510TE', '89510TJ', '89510TU', '89510TZ', '89510UC', '89510S6', '89510TG', '89510TH', '89510TM', '89510TP', '89510TX', '89510TY'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?model=89510T7&state=WA

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