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<br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br />I <br /> <br />FLOODING SOURCE 10 - YEAR FLOODPLAIN DATA 50 - YEAR FLOODPLAIN DATA 500-YEAR FLOOD PLAIN DATA <br />IDENTIFICATION CROSS STATION I DISCHARGE FLOOD ELEV. (MSL) DISCHARGE FLOOD ELEY. (MSL) DISCHARGE FLOOD ELEV, (MSL) <br />SECTION <br /> 97 856+10 3550 5131.6 9950 5134.0 29,300 5136.0 <br /> 98 864+50 3600 5133.1 10,000 5135.5 29,400 5137.9 <br /> 99 869+20 3600 5134.8 10,000 5136.9 29,400 5140.0 <br /> 100 874+00 3600 5138.1 10,050 5139.2 29,500 5141. 3 <br /> 101 881+20 3600 5140.3 10,050 5142.0 29,500 5143.4 <br /> 102 885+75 3650 5141. 0 10,100 5142.8 29,600 5145.1 <br /> 103 891+10 3650 5143.6 10,100 5145.6 29,600 5147.7 <br />Fourmile Canyon Creek 104 897+10 3650 5147.5 10,100 5149.0 29,600 5151.0 <br /> 105 902+60 3400 5148.2 9400 5150.6 27,200 5153.1 <br /> 106 909+80 3400 5148.7 9400 5151. 4 27,200 5154.8 <br /> 107 915+60 3400 5149.0 9400 5151. 8 27,200 5155.4 <br /> 108 922+40 3400 5149.9 9400 5152.7 27,200 5156.9 <br /> 109 929+00 3400 5159.5 9400 5161. 6 27,200 5164.0 <br /> 110 934+05 3400 5161. 9 9400 5164.5 27,200 5166.6 <br />North 66th Street 112 935+00 3400 5162.2 9400 5166.4 27,200 5168.6 <br /> 113 939+60 3400 5164.2 9400 5166.8 27,200 5169.2 <br /> 114 946+20 3400 5166.9 9400 5168.5 27,200 5171. 6 <br /> 115 954+06 3400 5169.8 9400 5171.1 27,200 5173.7 <br /> 116 959+00 3500 5172.0 9400 5173.4 27,200 5175.9 <br /> 117 965+00 3500 5174.7 9400 5176.0 27,200 5178.4 <br />South Boulder Creek 118 970+00 3500 5177 .5 9400 5178.9 27,200 5181.3 <br /> 119 974+90 3450 5179.5 (4450) 5180.7 ( 5,400) 5182.9 <br /> 120 983+60 3450 5182.2 (4450) 5182.5 ( 5,400) 5183.6 <br /> 121 990+30 3450 5186.5 (4450) 5187.2 ( 5,400) 5188.0 <br /> 122 993+00 3450 5189.7 (4450) 5190.9 (5,400) 5191. 8 <br />Valmont Drive 124 994+50 3450 5191.7 (4450) 5194.5 ( 5,400) 5196.8 <br /> 125 996+90 3450 5191. 9 (3550) 5194.6 (l,200) 5196.9 <br />Union Pacific Railroad 127 998+90 3450 5192.2 (3550) 5194.7 <1,200) 5196.9 <br /> 128 1005+20 3450 5193.2 8400 5196.0 18,600 5197.9 <br />Valley View Road 129 1010+50 3450 5197.1 8400 5198.7 18,600 5200.7 <br />Upstream Study Limit <br /> <br />lDistance in feet above mouth <br />( ) Discharge represents estimated flow in Cross Section'. For total discharge <br />refer to Figure 3 "Discharge Probability Profiles" <br /> <br />Hydrology and Hydraulics completed <br />by Omaha District Corps of Engineers. <br /> <br />MULLER ENGINEERING COMPANY, INC. <br />CONSULTING ENGINEERS <br />1410 VANCE Sf" SUITE 203 <br />lAKEWOOO, COLORADO 80215 <br />(303) 232-9340 <br /> <br />URBAN DRAINAGE AND FLOOD CONTROL DISTRICT <br /> <br />COLORADO WATER CON~;ERVATION BOARD <br />BOULDER COUNTY <br /> <br />FLOODPLAIN REFERENCE DATA <br /> <br />TABLE <br />m <br /> <br />LOWER BOULDER CREEK <br /> <br />CaNT, <br /> <br />16 <br />