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<br /> 2 <br /> ELEVATION DIFFERENCE FLOOD <br /> 1 BETWEEN 1% (IOO-YEAR) FLOOD AND BASE FLOOD <br />FLOODING SOURCE PANEL HAZARD ZONE ELEVATION 3 <br /> 10% 2% 0.2% FACTOR (FEET HGVD) <br /> (lO-YEAR) (50-YEAR) ( 500-YEAR) <br />COlorado River <br />Reach 1 1353,1354 -2.9 -1.0 2.1 030 A6 Varies - See Map <br />Helmer Gulch <br />Alluvial Fan Flooding 1353 N/A N/A N/A N/A AO Depth 1 <br /> Velocity 4 fps <br />Ramsey Gulch <br />Alluvial Fan Flooding 1354 N/A N/A N/A N/A AO Depth 1 <br /> Velocity 4 fps <br />Rifle Creek <br />Reach 1 1351,1353 -2.9 -1. 7 2.8 030 A6 Varies - See Map <br />Reach 2 1351 -1.3 -0.8 1.1 015 A3 Varies - See Map <br />Reach 3 1351,1352 -2.0 -1.2 1.9 020 A4 Varies - See Map <br />Reach 4 1352 -0.9 -0.6 0.7 010 A2 Varies - See Map <br />Rifle Creek Spli tflow <br />Reach 1 1352 -0.6 -0.4 0.5 005 Al Varies - See Map <br />Hubbard Gulch <br />Reach 1 1351 -2.0 -1.2 1.1 020 A4 Varies - See Map <br />Government Creek <br />Reach 1 0964,1352 -2.3 -1.2 1.5 025 A5 Varies - See Map <br /> <br />1 <br />Flood Insurance Rate Map Panel <br /> <br />2 . <br />Welghted Average <br /> <br />3 <br />Rounded to Nearest Foot <br /> <br />-4 <br />::.0 <br />t:lD <br />r- <br />.... <br />w <br /> <br />FEDERAL EMERGENCY MANAGEMENT AGENCY <br /> <br />flOOD INSURANCE ZONE DATA <br /> <br />CITY OF RIFLE, CO <br />(GARFIELD CO.) <br /> <br />COLORADO RIVER-HELMER GULCH-RAMSEY GULCH-RIFLE CREEK- <br />RIFLE CREEK SPLlTFLOW-HUBBARD GULCH-GOVERNMENT CREEK <br />