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<br />
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<br />Prepare~ by the U. S. Geological Survey
<br />10 cooperation with the
<br />ELBERT COUNTY BOARD OF COMMISSIONERS
<br />and the
<br />COLORADO WATER CONSERVATION BOARD
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<br />Base from U. S. Geological Survey
<br />Ponderosa Park, 1:24000, 1966,
<br />photorevi sed 1971
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<br />SCALE 1: 12000
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<br />1 KILOMETER
<br />
<br />CONTOUR INTERVAL 20 FEET
<br />DATUM IS MEAN SEA LEVEL
<br />
<br />Approximate boundaries of flood - prone areas
<br />are shown on this map. 1here is, on the average,
<br />about 1 chance in 100 that the designated areas
<br />will be inundated in any year. 'Ibis infonnation
<br />is useful to public agencies and private citizens
<br />concerned with future land developments.
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<br />
<br />EXPLANATION
<br />
<br />APPROXIMATE BOUNDARY OF
<br />tOO-YEAR FLooD--Estimated
<br />from regional flood-frequency
<br />equations and hydraulic infor-
<br />mation at cross sections
<br />
<br />38 I I CROSS SECTIONS AND NUMBER--
<br />100-y~ar flood values indicated
<br />Discharge, in
<br />cubic feet Depth,
<br />per second in feet
<br />Width, Velocity,
<br />in feet in feet per
<br />_____~ second
<br />
<br />~ WOODS OR BRUSHWOOD
<br />
<br />~
<br />
<br />MAP B-l~NE SHOWING FLOOD-PRONE AREAS IN THE NORTHEAST PART OF~
<br />PONDEROSA PARK QUADRANGLE, ELBERT COUNTY, COLORADO
<br />1980
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