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Ecoregions of Washington (State)

Last updated: September 30th, 2019

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To check where a specific point lies, you can look it up in our Ecoregion Locator.

↑Map Legend & Subregion List

This list will help you navigate the regions in case you have problems with viewing or clicking the interactive map above.

Name†Color on Map
Loess Islands∅
Pleistocene Lake Basins∅
Okanogan Drift Hills∅
Dissected Loess Uplands∅
Yakima Folds∅
Maritime-Influenced Zone∅
Palouse Hills∅
Deep Loess Foothills∅
Canyons and Dissected Highlands∅
Canyons and Dissected Uplands∅
Mesic Forest Zone∅
Western Okanogan Semiarid Foothills∅
Selkirk Mountains∅
Western Selkirk Maritime Forest∅
Coastal Uplands∅
Volcanics∅
Coastal Lowlands∅
San Juan Islands∅
Eastern Puget Riverine Lowlands∅
Eastern Puget Uplands∅
Central Puget Lowland…
Southern Puget Prairies∅
Cowlitz/Chehalis Foothills∅
Valley Foothills…
Western Cascades Montane Highlands∅
Cascade Subalpine/Alpine∅
North Cascades Highland Forests∅
North Cascades Subalpine/Alpine∅
Chiwaukum Hills and Lowlands∅
High Olympics∅
Yakima Plateau and Slopes∅
Grand Fir Mixed Forest∅
Channeled Scablands∅
Lower Snake and Clearwater Canyons∅
Okanogan Valley∅
Olympic Rainshadow∅
Subalpine-Alpine Zone∅
High Northern Rockies∅
Spokane Valley Outwash Plains∅
Inland Maritime Foothills and Valleys∅
Northern Idaho Hills and Low Relief Mountains∅
Okanogan-Colville Xeric Valleys and Foothills∅
Okanogan Highland Dry Forest∅
Low Olympics∅
Outwash∅
Willapa Hills∅
Fraser Lowland∅
Cowlitz/Newaukum Prairie Floodplains∅
Portland/Vancouver Basin…
Western Cascades Lowlands and Valleys∅
Cascade Crest Montane Forest∅
North Cascades Lowland Forests∅
Pasayten/Sawtooth Highlands∅
Okanogan Pine/Fir Hills∅
Chelan Tephra Hills∅
Wenatchee/Chelan Highlands∅
Oak/Conifer Foothills✓

† Status: ✓ = Complete ○ = Needs Image … = Incomplete ∅ = Stub Only

↑Progress

Partially Complete
7%
With Images
2%
Complete w/ Images
2%

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