# NTSB investigations: Continental W670 series, 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 WPR25LA172](https://openairdocs.org/ntsb/WPR25LA172.md): Boeing B75N1 · Spokane Valley, WA · Accident · Minor injuries · Class 4 · Limited · Final report · Jun 15, 2025 · N6848 · Substantial damage
  > The pilot’s failure to maintain directional control during a takeoff roll in quartering tailwind conditions.
- [NTSB WPR20CA271](https://openairdocs.org/ntsb/WPR20CA271.md): Ryan ST3KR · Port Townsend, WA · Accident · No injuries · Class 4 · Data collection · Final report · Aug 16, 2020 · N62130 · Substantial damage
  > The pilot's failure to maintain directional control during landing, which resulted in a runway excursion and impact with vegetation.
- [NTSB WPR19LA125](https://openairdocs.org/ntsb/WPR19LA125.md): Stearman A75N1(PT17) · Sequim, WA · Accident · Minor injuries · Class 3 · Limited · Final report · Apr 28, 2019 · N68825 · Substantial damage
  > The total loss of engine power due to the fatigue failure of the crankshaft.
- [NTSB WPR10CA290](https://openairdocs.org/ntsb/WPR10CA290.md): Waco UKC-S · Seattle, WA · Accident · No injuries · Data collection · Final report · Jun 14, 2010 · N14611 · Substantial damage
  > The pilot’s inadequate compensation for the crosswind condition, resulting in a loss of directional control during the landing roll.
- [NTSB WPR09CA328](https://openairdocs.org/ntsb/WPR09CA328.md): Boeing A75N1 · Gig Harbor, WA · Accident · No injuries · Data collection · Final report · Jul 5, 2009 · N1431C · Substantial damage
  > The pilot's inadequate compensation for the crosswind and failure to maintain directional control.
- [NTSB SEA07LA213](https://openairdocs.org/ntsb/SEA07LA213.md): Boeing A-75 · Spokane, WA · Accident · No injuries · Limited investigation · Final report · Jul 21, 2007 · N56551 · Substantial damage
  > The locking/seizing of a main landing gear brake mechanism during the landing roll.
- [NTSB SEA06LA006](https://openairdocs.org/ntsb/SEA06LA006.md): Boeing B75N1 · Burlington, WA · Accident · No injuries · Limited investigation · Final report · Oct 15, 2005 · N5158N · Substantial damage
  > The pilot's failure to maintain clearance from a utility pole during a precautionary landing. The utility pole was a factor.
- [NTSB SEA97LA102](https://openairdocs.org/ntsb/SEA97LA102.md): Boeing E75 · Spokane, WA · Accident · No injuries · Limited investigation · Final report · Mar 30, 1997 · N5010V · Substantial damage
  > The pilot-in-command's inadequate application of crosswind controls during landing rollout. Factors were gusty crosswinds.
- [NTSB SEA92LA094](https://openairdocs.org/ntsb/SEA92LA094.md): Fairchild 24W-40 · Toledo, WA · Accident · No injuries · Limited investigation · Final report · May 7, 1992 · N28517 · Substantial damage
  > The pilot's inadequate compensation for wind conditions resulting in failure to maintain directional control. A factor contributing to the accident was crosswinds.
- [NTSB SEA91LA102](https://openairdocs.org/ntsb/SEA91LA102.md): Boeing A-75 · Seattle, WA · Accident · Minor injuries · Limited investigation · Final report · May 11, 1991 · N53280 · Substantial damage
  > The pilot did not maintain directional control during the landing roll. The factor to the accident was: the pilot's remedial action was inadequate.
- [NTSB SEA86LA187](https://openairdocs.org/ntsb/SEA86LA187.md): Boeing PT13/17 · Vancouver, WA · Accident · No injuries · Limited investigation · Final report · Jul 31, 1986 · N1307N · Substantial damage
  > The plt reported the engine started running rough near woodland, Washington and an approach was set up, but due to many aircraft in the pattern the pilot elected to go to scappose, Washington (about 10 NM south of woodland). At scappose, Washington the pilot…
- [NTSB SEA82DYE07](https://openairdocs.org/ntsb/SEA82DYE07.md): Starduster TOO SA300 · Sequim Bay, WA · Accident · 1 fatal · Final report · May 31, 1982 · N15DK · Destroyed
  > While flying over a lake at low altitude, the left wing of the aircraft struck wires on a moored sailboat about 50 ft above the water level. Three witnesses report that just prior to the collision, the pilot dipped or wagged his wings and waved at them. After…
- [NTSB SEA81FYP34](https://openairdocs.org/ntsb/SEA81FYP34.md): Boeing E75 · Omak, WA · Accident · No injuries · Closed · Aug 14, 1981 · N68462 · Substantial damage
- [NTSB SEA77DYE22](https://openairdocs.org/ntsb/SEA77DYE22.md): Stearman A75N1 · Port Angeles, WA · Accident · No injuries · Closed · Apr 29, 1977 · N5728N · Substantial damage
- [NTSB SEA77DYG10](https://openairdocs.org/ntsb/SEA77DYG10.md): Waco UPF-7 · Spokane, WA · Accident · No injuries · Closed · Nov 20, 1976 · N29926 · Substantial damage
- [NTSB SEA73DYG35](https://openairdocs.org/ntsb/SEA73DYG35.md): Boeing PT-17 · Odessa, WA · Accident · No injuries · Closed · May 15, 1973 · N67237 · Substantial damage
- [NTSB SEA73FYC06](https://openairdocs.org/ntsb/SEA73FYC06.md): Waco UPF-7 · Vancouver, WA · Accident · Serious injuries · Closed · Aug 19, 1972 · N29949 · Substantial damage
- [NTSB SEA70DWD16](https://openairdocs.org/ntsb/SEA70DWD16.md): Stearman PT-17 · Skykomish, WA · Accident · No injuries · Closed · May 23, 1970 · N56909 · Destroyed
- [NTSB SEA69F0086](https://openairdocs.org/ntsb/SEA69F0086.md): Grumman G-164 · Walla Walla, WA · Accident · 1 fatal · Closed · Aug 19, 1968 · N650U · Destroyed
- [NTSB SEA68F0161](https://openairdocs.org/ntsb/SEA68F0161.md): Waco UKC · Monroe, WA · Accident · Serious injuries · Closed · Aug 11, 1967 · N16967 · Substantial damage
- [NTSB SEA67D0250](https://openairdocs.org/ntsb/SEA67D0250.md): Grumman G-164 · Prescott, WA · Accident · No injuries · Closed · Mar 6, 1967 · N517Y · Substantial damage
- [NTSB SEA67D0127](https://openairdocs.org/ntsb/SEA67D0127.md): Waco UKC · Puyallup, WA · Accident · No injuries · Closed · Jul 30, 1966 · N16967 · Substantial damage
- [NTSB UNK64X0688](https://openairdocs.org/ntsb/UNK64X0688.md): Boeing 75N1 · Dodge Jct, WA · Accident · Serious injuries · Closed · Feb 25, 1964 · N56938 · 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.engine_model_code IN ('17018'))
ORDER BY c."eventDate" DESC, c."ntsbNumber" DESC
```

This list as a web page: https://openairdocs.org/ntsb?engine=17018&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.