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Ecoregions of Arkansas

Last updated: August 21st, 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
Pleistocene Fluvial Terraces∅
Floodplains and Low Terraces∅
Tertiary Uplands∅
Cretaceous Dissected Uplands∅
Blackland Prairie∅
Central Mountain Ranges∅
Scattered High Ridges and Mountains✓
Central Hills, Ridges, and Valleys∅
Western Ouachitas∅
Dissected Springfield Plateau-Elk River Hills∅
Upper Boston Mountains…
Lower Boston Mountains…
Springfield Plateau∅
Central Plateau∅
St. Francis Lowlands∅
Northern Backswamps∅
Arkansas/Ouachita River Holocene Meander Belts∅
Grand Prairie∅
Northern Holocene Meander Belts…
Western Lowlands Pleistocene Valley Trains∅
Western Lowlands Holocene Meander Belts∅
Arkansas/Ouachita River Backswamps∅
Macon Ridge∅
Red River Bottomlands∅
Athens Plateau∅
Arkansas River Floodplain✓
Fourche Mountains∅
Arkansas Valley Hills…
Arkansas Valley Plains…
White River Hills∅
Northern Pleistocene Valley Trains…
Bluff Hills…

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

↑Progress

Partially Complete
28%
With Images
6%
Complete w/ Images
6%

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