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<br /> BASE FLOOD
<br /> FLOODING SOURCE FLOOD WAY WATER SURFACE ELEVATION
<br /> SECTION MEAN {I WITHOUT ~l WITH I
<br /> DISTANCE1 WIDTH AREA VELOCITY REGULATORY FLOODWAY FLooDWAY INCREASE
<br />CROSS SECTION (FEET) (SQUARE (FEET PER
<br /> FEET) SECOND) (FEET NGVD)
<br />Sand Gulch
<br /> A 650 137 446 5.9 6,259.6 6,259.6 6,260.4 0.8
<br /> B 2,160 315 726 3.7 6,272.4 6,272.4 6,273.1 0.7
<br /> C 2,950 263 604 4.4 6,278.1 6,278.1 6,278.9 0.8
<br /> D 3,280 270 772 3.4 6,279.3 6,279.3 6,280.2 0.9
<br /> E 3,540 170 590 4.5 6,280.7 6,280.7 6,280.9 0.2
<br /> F 4,920 77 308 8.6 6,289.8 6,289.8 6,290.5 0.7
<br /> G 6,220 180 566 4.7 6,296.6 6,296.6 6,297.5 0.9
<br /> H 7,680 144 446 5.9 6,303.7 6,303.7 6,304.0 0.3
<br /> I 8,670 139 327 8.1 6,314.0 6,314.0 6,314.5 0.5
<br />Sand Gulch
<br />Tributary
<br /> A 580 38 127 8.1 6,304.8 6,304.8 6,304.9 0.1
<br /> B 1,020 49 443 2.3 6,313.1 6,313.1 6,313.1 0.0
<br /> C 2,480 90 197 5.2 6,318.2 6,318.2 6,318.2 0.0
<br />Brotherton Gulch
<br /> A 2,770 59 445 2.4 6,247.1 6,247.1 6,247.1 0.0
<br /> B 3,230 112 273 3.9 6,247.1 6,247.1 6,247.4 0.3
<br /> C 3,580 124 174 6.2 6,250.5 6,250.5 6,250.5 0.0
<br /> D 3,870 143 308 3.5 6,253.6 6,253.6 6,253.8 0.2
<br /> E 4,130 III 157 6.9 6,256.7 6,256.7 6,256.7 0.0
<br /> F 4,370 135 263 4.1 6,259.7 6,259.7 6,259.9 0.2
<br /> G 4,670 127 165 6.5 6,263.6 6,263.6 6,263.7 0.1
<br /> H 4,920 148 289 3.7 6,266.7 6,266.7 6,266.7 0.0
<br /> I 5,280 111 151 6.6 6,271.3 6,271.3 6,271.3 0.0
<br /> J 5,750 64 179 5.6 6,277.4 6,277 .4 6,277.8 0.4
<br />J.~
<br />
<br />Feet Above Mouth
<br />
<br />FEDERAL EMERGENCY MANAGEMENT AGENCY
<br />
<br />HDDDWAY DATA
<br />
<br />.....
<br />>-
<br />all
<br />r-
<br />....
<br />~
<br />
<br />MOFFAT COUNTY, CO
<br />(UNINCORPORATED AREAS)
<br />
<br />SAND GULCH-SAND GULCH TRIBUTARY.BROTHERTON GULCH
<br />
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