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experienced a series of volcanic eruptions and basalt lava floods that covered thousands of square miles. These ancient lava floods often dammed streams, creating lakes and swamps that may have lasted for millions of years before filling with sediment or draining as erosion slowly lowered their
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plain contained many such lakes, and geologists believe that between 8 and 2 million years ago, "Lake Idaho" covered much of central eastern
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Malheur (pronounced phonetically by residents) is French for "misfortune," "bad fortune," or "unhappiness," most likely taken from the
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Although
Malheur Butte has been inactive for millions of years, Malheur County is still alive with
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This article is about the Oregon butte. For other uses of the word "Malheur", see
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and other eroding forces slowly exposed and shaped today's landmark.
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299:United States Department of the Interior
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362:Volcanic plugs of the United States
352:Landforms of Malheur County, Oregon
290:Geographic Names Information System
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327:Brief History of the Ontario Area
16:Mountain in Oregon, United States
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295:United States Geological Survey
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224:Creek surrounding the butte,
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96:44.0109959°N 117.0851668°W
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347:Rock formations of Oregon
226:Ontario Municipal Airport
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261:"Malheur Butte, Oregon"
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189:outlets. The western
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322:Oregon Volcanic Past
357:Volcanoes of Oregon
342:Landmarks in Oregon
236:that flows nearby.
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56: NGVD 29
43:Highest point
238:Peter Skene Ogden
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148:Oregon, U.S.
210:hot springs
191:Snake River
180:located in
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87:117°05′07″W
74:Coordinates
336:Categories
304:2011-08-14
270:2011-08-14
244:References
206:geothermal
186:California
84:44°00′40″N
64:Prominence
216:Etymology
112:Geography
49:Elevation
160:Topo map
178:volcano
21:Malheur
195:Oregon
165:USGS
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