FLOOD04416

• Designation Number: 304
• County: Adams
• Community: Unincorporated Adams County
• Stream Name: Big Dry Creek, (ADCO), North area tributaries
• Basin: South Platte
• Title: Flood Hazard Area Delineation - Big Dry Creek, ADCO, North Area Tributaries
• Date: 7/1/1989
• Designation Date: 1/1/1990
• Floodplain - Doc Type: Floodplain Report/Masterplan

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TABLEIV-2
FLOOD ELEVATION DATA FOR 10-,50-, AND100-YEAR STORMS (CONT...)

so: CIIEX SllllII I'IIIlE CIIEX
Flood1ngSaJrce l00-year Fl"",*> loi n Data 5O-year Fl"",*>loln Dota lO-:vear Fl"",*>loin Data Flood1ng SalI"Ce 1OO-year Fl"",*>loln Dota 5O-year Fl"",*>loln Dota lO-:vear Fl"",*>loln Data
1OO-year 5O-year la-year lllD-)ear 5O-year lO-:vear
Thal""9 lOO-year Flood 5O-year Flood lO-}t!ar Flood Thal""9 lllD-)ear Flood 5O-year Flood lO-:vear Flood
El evatl 0'1 D1schal'1lE! Elevation Dischal'1lE! El evatl 0'1 01schal'1lE! Elevatioo Elevatioo Dischal'1lE! Elevation Dischal'1lE! Elevatloo D1schal'!/! Elevatloo
ldentlficotioo Statlonl (MSl) (efs) (MSL) (cfs) (MSl) (efs) (MSL) ldent1flcat1oo stationl (MSl) (cfs) (MSL) (efs) (MSL) (efs) (MSl)
Sad< Creek 0+00 5126.8 1160 5129.9 920 5129.8 4!ll 5129.3 1+40 !ll64.0 9230 (2) 7020 !ll5B.3 318J !ll56.6
Coof1 uence &1-35 5131.7 1160 5133.5 920 5133.3 4!ll 5132.8 10+20 51:69.0 9230 (2) 7020 !ll56.4 318J 51:65.0
11+8) 5139.0 1160 5140.3 920 5140.2 4!ll 5139.9 21+95 !ll62.6 9230 (21 7020 !ll68.8 318J !ll67.4
17+!ll 5146.7 1160 5147.3 920 5147.2 4!ll 5147.0 30+30 !ll66.8 9230 (2) 7020 !ll71.7 318J !ll70.4
23+30 5154.0 1160 5155.5 920 5155.4 4!ll 5154.9 39+65 !ll71.9 9230 (2) 7020 !ll76.7 318J !ll75.3
29+m 5159.0 1160 5160.5 920 5160.4 4!ll 5160.1 47+25 !ll74.8 9230 Slm.4 7020 !ll79.7 318J !ll78.3
Washington St. 30+1:6 5159.5 960 5164.0 770 5164.0 400 5163.7 51+1:6 !ll76.1 9230 !llBI.B 7020 !llBl.2 3l8J Slm.O
30+55 5159.5 960 5164.0 770 5164.0 400 5163.7 52+95 !ll76.9 9230 !llB5.4 7020 !ll85.1 318J 5033.8
37+!ll 5165.0 960 5165.5 770 5165.3 400 5165.1 61+40 !llBl.2 9230 Slm.1 7020 !llB9.3 3l8J !llB7.5
42+65 5168.7 960 5171.5 770 5171.4 400 5170.9 7O+4D !llB4.5 9230 !llB2.0 7020 !ll91.2 318J !llB9.3
47+95 5176.5 840 5177.1 690 5177.0 370 5176.8 YorI< St. 70+65 !llB4.8 !WJ !llB2.8 7060 !llB2.2 3240 !ll9D.9
52+8J 5181.5 840 5183.2 690 5183.1 370 5182.7 71+30 !ll85.5 !WJ !llB2.8 7060 !llB2.2 3240 !ll9D.9
57+45 5187 .2 840 5188.9 690 5188.7 370 5188.4 78+!ll !llB9.5 !WJ !ll97.0 7060 !ll96.3 3240 !ll94.7
1-25 m+oo 5193.0 770 5200.6 6!ll 5200.4 370 5199.9 168t1l Ave. 83+m !llB2.3 !WJ !ll99.0 71:60 !ll98.4 3M) !llB7.2
61+8) 5198.7 770 5200.6 6!ll 5200.4 370 5199.9
168th Ave. 176+m 5161.0 3030 5169.0 2400 5168.8 1160 5168.2
181+40 5164.0 3030 5169.0 2400 5168.8 1160 5168.2
186+75 5169.7 3030 5174.8 2400 5174.4 1160 5172.7
192+55 5175.5 3030 518J.3 2400 518J.0 1160 5179.5
tbte: 1. D1stance fron Coofluence Along Chamel Reference Line 196+8) 5178.5 3030 5183.8 2400 5183.3 1160 5181.9
2(11+70 5186.0 3030 5190.1 2400 5189.9 1160 5189.4
205+00 5188.4 3030 5193.1 2400 5192.7 1160 5191. 7
Iilron St. 21:6+40 5188.6 3030 5194.0 2400 5193.8 1100 5193.2
205+8J 5188.5 3030 5194.0 2400 5193.8 11m 5193.2
211+35 5193.2 3030 5199.0 2400 5198.4 1160 5196.9
217+25 5198.5 3030 5204.2 2400 5203.8 1160 5103.0
222+75 5205.5 2!llD 5209.6 2020 5209.1 1030 5207.7
231+65 5212.5 2!llD 5217.3 2020 5217.0 1030 5216.1
237+10 5219.0 2!llD 5222.8 2020 5222.4 1030 5221.4
244+20 5227.8 2!llD 5232.8 2020 5232.4 1030 5231.2
249+35 5233.0 2!llD 5237.4 2020 5237.1 1030 5236.1
Dim 254+25 5253.7 ImD 5253.9 1300 5253.8 700 5253.3
261+00 52!ll.0 lmD 5257.1 1300 5256.7 700 5255.6
t<<lte: 1. Distance fran Coofluence Along Chamel ReferenCe
2. Flood Ell!Yatloo Governed by Big Illy Creek Floo<\:>loln