Stillaguamish River watershed
E959253
UNEXPLORED
The Stillaguamish River watershed is a river basin in northwestern Washington State that collects runoff from the Stillaguamish River and its tributaries before emptying into Puget Sound.
All labels observed (2)
| Label | Occurrences |
|---|---|
| Stillaguamish River valley | 1 |
| Stillaguamish River watershed canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T11987864 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Stillaguamish River watershed Context triple: [Skagit Bay, drainageBasin, Stillaguamish River watershed]
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A.
Sauk–Suiattle River watershed
The Sauk–Suiattle River watershed is a river basin in the North Cascades of Washington State that drains the Sauk and Suiattle river systems and supports diverse forested and mountainous ecosystems.
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B.
Green–Duwamish River watershed
The Green–Duwamish River watershed is a major drainage basin in King County, Washington, encompassing the Green and Duwamish rivers and their tributaries as they flow from the Cascade Range through suburban and industrial areas into Puget Sound.
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C.
Cedar–Sammamish watershed
The Cedar–Sammamish watershed is a major river basin in the Seattle–King County region of Washington State that drains the Cedar and Sammamish river systems into Lake Washington and ultimately Puget Sound.
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D.
Olympic Peninsula watershed
The Olympic Peninsula watershed is a vast, rain-rich network of rivers, streams, and forests in western Washington State that drains the Olympic Mountains into the Pacific Ocean and surrounding marine waters.
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E.
Okanogan/Okanagan watershed
The Okanogan/Okanagan watershed is a transboundary river basin spanning north-central Washington State and south-central British Columbia, encompassing the Okanagan and Okanogan river systems, lakes, and surrounding landscapes that drain into the Columbia River.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Stillaguamish River watershed Target entity description: The Stillaguamish River watershed is a river basin in northwestern Washington State that collects runoff from the Stillaguamish River and its tributaries before emptying into Puget Sound.
-
A.
Sauk–Suiattle River watershed
The Sauk–Suiattle River watershed is a river basin in the North Cascades of Washington State that drains the Sauk and Suiattle river systems and supports diverse forested and mountainous ecosystems.
-
B.
Green–Duwamish River watershed
The Green–Duwamish River watershed is a major drainage basin in King County, Washington, encompassing the Green and Duwamish rivers and their tributaries as they flow from the Cascade Range through suburban and industrial areas into Puget Sound.
-
C.
Cedar–Sammamish watershed
The Cedar–Sammamish watershed is a major river basin in the Seattle–King County region of Washington State that drains the Cedar and Sammamish river systems into Lake Washington and ultimately Puget Sound.
-
D.
Olympic Peninsula watershed
The Olympic Peninsula watershed is a vast, rain-rich network of rivers, streams, and forests in western Washington State that drains the Olympic Mountains into the Pacific Ocean and surrounding marine waters.
-
E.
Okanogan/Okanagan watershed
The Okanogan/Okanagan watershed is a transboundary river basin spanning north-central Washington State and south-central British Columbia, encompassing the Okanagan and Okanogan river systems, lakes, and surrounding landscapes that drain into the Columbia River.
- F. None of above. chosen
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.
subject surface form:
Arlington, Washington
this entity surface form:
Stillaguamish River valley