# NTSB investigations, WA: Forced landing

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 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 SEA00LA096](https://openairdocs.org/ntsb/SEA00LA096.md): AS+ AS-4 · Ephrata, WA · Accident · No injuries · Limited investigation · Final report · May 29, 2000 · N1995M · Substantial damage
  > The pilot's improper in-flight decision by not immediately seeking a safe landing site upon encountering the sink. A factor was the high vegetation (sagebrush).
- [NTSB SEA92LA221](https://openairdocs.org/ntsb/SEA92LA221.md): WSK PZL Mielec PZL-M-18 · Spangle, WA · Accident · No injuries · Limited investigation · Final report · Jun 6, 1992 · N4685R · Substantial damage
  > Altitude was not attained. A factor to the accident was: load jettison was not possible.
- [NTSB SEA91LA240](https://openairdocs.org/ntsb/SEA91LA240.md): Piper PA-28-161 · Ellensburg, WA · Accident · No injuries · Limited investigation · Final report · Sep 16, 1991 · N514PU · Substantial damage
  > The pilot's failure to maintain terrain clearance. Contributing to the accident was the pilot's overconfidence in the aircraft's ability, and flight in a box canyon where remedial action was not possible.
- [NTSB SEA91LA192](https://openairdocs.org/ntsb/SEA91LA192.md): Cessna 172M · Little Rock, WA · Accident · No injuries · Limited investigation · Final report · Jul 20, 1991 · N12958 · Substantial damage
  > A delayed go-around, and airspeed not being maintained. Factors include the pilot's overconfidence in the aircraft's ability, the pilot's lack of total experience in this type of operation, misjudged clearance, and the use of improper procedure.
- [NTSB SEA86LA242](https://openairdocs.org/ntsb/SEA86LA242.md): Piper PA-28-140 · Pomeroy, WA · Accident · Minor injuries · Limited investigation · Final report · Sep 6, 1986 · N15390 · Destroyed
  > The pilot was flying over unfamiliar terrain at a low altitude in order to spot elk. The pilot encountered steep rising terrain which his aircraft was unable to out climb. Density altitude at the time of the accident computes to be approximately 7,500 feet.…
- [NTSB SEA85LA118](https://openairdocs.org/ntsb/SEA85LA118.md): Schweizer SGS 2-33A · Wenatchee, WA · Accident · Minor injuries · Limited investigation · Final report · May 20, 1985 · N65907 · Substantial damage
  > While returning to the arpt to land, the acft encountered strong downdrafts of 600 to 800 fpm. An off arpt landing was made and while turning from base to final, the left wing tip struck the ground. A groundloop then occurred.
- [NTSB SEA83LA053](https://openairdocs.org/ntsb/SEA83LA053.md): Cessna 172P · Winthrop, WA · Accident · Minor injuries · Limited investigation · Final report · Jan 31, 1983 · N52243 · Substantial damage
  > The aircraft was crash-landed in the snow after the pilot flew into a box canyon. The pilot was following a highway oversnow covered terrain and took a wrong turn. By the time the error was realized, it was too late to reverse course or climb out. A forced…
- [NTSB SEA82FYP08](https://openairdocs.org/ntsb/SEA82FYP08.md): Lark IS28B2 · Springdale, WA · Accident · Serious injuries · Final report · Jul 11, 1982 · N9255Z · Destroyed
  > The pilot received an aerial tow to 5000 feet and was able to find lifting currents for approximately 1.5 hours. Unable to obtain adequate lift the pilot decided to attempt an off airport landing on a dirt road crossing a wheat field. At an altitude of…

## 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 o.case_mkey FROM 'https://openairdocs.org/data/latest/ntsb_occurrences.parquet' o WHERE o."occurrenceNumber" = 1 AND o."occurrenceCode" = 180)
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?occurrence=180&state=WA

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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.