The Channeled Scablands are a relatively barren and soil-free region of interconnected relict and dry flood channels, coulees and cataracts eroded into Palouse loess and the typically flat-lying basalt flows that remain after cataclysmic floods within the southeastern part of Washington state. [1][2] The Channeled Scablands were scoured by more ...

They are known as the "Channeled Scablands" because they are crisscrossed by long channels cut into the bedrock, called coulees. About 150 distinct coulees have been identified; some of them are hundreds of feet deep. The two largest are Moses Coulee, which is 40 miles long, and Grand Coulee, which is 60 miles long.

Aug 20, 2023 · What are the Channeled Scablands? Part of the Columbia Plateau, the Channeled Scablands can be found on a majority of the southern half of the park. It is a type of shrub-steppe ecosystem, which is characterized by large shrubs, broadleaf wildflowers, and a …

All across southeast Washington, fertile rolling hills border eroded tracts of volcanic basalt, as if Kansas farmland and Utah canyon land had been chopped up and sewed together into a topographic Frankenstein.

Apr 1, 2023 · When most people think of Washington State, the first thing that comes to mind is not the desert scablands. In fact, it is probably way down on the list behind such things as the Olympic rain forest, Seattle Space Needle, or the Seattle Seahawks. But it’s a fantastic area to explore in the spring.

At Sprague, in part of the Cheney-Palouse Tract, flood waters swirled along a channel eight miles wide and more than 200 feet deep? Here it stripped away 100 to 150 feet of Palouse soil and parts of jointed lava flows, leaving a wild rough wasteland in its wake.

Mar 28, 2006 · Although Bretz' concept sparked a lively controversy, most geologists today agree that the Scablands were carved by a flood of unprecedented proportions that took place 18,000 to 20,000 years ago during the Great Ice Age.

Apr 19, 2018 · Boulders lie strewn across the landscape, amid towering cliffs and plunging holes. Winding channels scar the bedrock. Through the eyes of a geologist, however, the landforms of the so-called Channeled Scablands reveal a past punctuated by violent floods.

Apr 2, 2022 · The Washington Channeled Scablands, known as one of the 7 Wonders of Washington, covers the landscape from around Spokane west to the Columbia River near Vantage and then SW to the Snake River near Pasco, traveling more than 550 miles.

In eastern Washington state, there is a vast landscape with unusual landforms, the Channeled Scablands. Here, a dedicated geologist meticulously documented data that challenged his colleagues to accept a violent flood as a viable interpretation of past events.