Geology and water resources of the Harney Basin region, Oregon . t^ ?•?^Hl^.^^^H^. B. VALLEY OF RATTLESNAKE CREEK ABOVE HARNEY. PHYSIOGRAPHY. 29 shown a portion of the scarp about 8 miles west of Wrights Point, inwhich the abrupt transition from level alluvial valley land to flatrocky plateau is well exhibited. Within the Harney basin the channels of several streams are in-trenched between escarpments that seem to be as much the result ofweathering as of direct stream cutting. Of such character are thecourses of Silvies River above Burns, of Kieger Creek for 6 milesabove Diamond, of Rattlesnak
Geology and water resources of the Harney Basin region, Oregon . t^ ?•?^Hl^.^^^H^. B. VALLEY OF RATTLESNAKE CREEK ABOVE HARNEY. PHYSIOGRAPHY. 29 shown a portion of the scarp about 8 miles west of Wrights Point, inwhich the abrupt transition from level alluvial valley land to flatrocky plateau is well exhibited. Within the Harney basin the channels of several streams are in-trenched between escarpments that seem to be as much the result ofweathering as of direct stream cutting. Of such character are thecourses of Silvies River above Burns, of Kieger Creek for 6 milesabove Diamond, of Rattlesnake Creek near Harney, and of CampCreek from near Malheur Cave to the valley of South Fork of MalheurRiver. Low grades and the consequent formation of strips of meadowland that extend far up their courses are also characteristic of thesestreams. The meadow along the course of Rattlesnake Creek isshown in Plate IV, B. It may be that such a strip of meadow is theresult of the cutting of the stream nearly to its base level,, the level ofHarney and Malheur lakes; but in some respects
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Keywords: ., bookcentury1900, bookdecade1900, booksubj, booksubjectwatersupply
