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<br /> Tllble6
<br /> flood Plain R"terenceDatll
<br /> Big Thompson RIver
<br /> Weld County, Colorado
<br /> 1/ 10-Yoor 50-YMr IOO-Year SOD-Year
<br /> Strea...-
<br /> Reference Dlstllnce """ """" flood """" """"
<br /> Point I, Elevlltlon Elevlltlon ElevatIon flevlltlon Elevation
<br /> Identltlcetlon Number Feet Ft..../.4.S.L. Ft.-M.S.L. Ft.-M.S.L. Ft.-/.t.S.L. Ft.-M.S.L.
<br /> UpstraamLlmit
<br /> of Study - Weld-
<br /> LarlmerCounty 4807.6 4808.1 4809.6
<br /> line 50 83,t20 4802.2 4806.2
<br /> 'eA 82,940 4802.0 4806.0 4807.4 4807.8 4809.1
<br /> 51 82,430 4801.0 4803.9 4805.5 4806.0 4807.5
<br /> " 81,700 4798.5 4802.6 4803.9 4804.4 4805.8
<br /> " 81,050 4796.8 4801,2 4802.7 4803.2 4804.5
<br /> 54 80,120 4794.7 4799.0 4800.6 480t.2 4802.7
<br /> " 79,100 4794.0 4797.2 4799.5 4800.6 4802.1
<br />"
<br />, 4797.9 4799.6 4801.0
<br /> 56 78,430 4791.6 4795.7
<br /> County Road " 57 78.270 4791.2 U/S 4794.8 U/S4797.1 u/S 4799.3 U/S4800.6
<br /> 0/S4794.8 0/5 4796.7 0/54797.4 0/S4799.2
<br /> " 17,910 4790.4 4794.0 4795.6 4796.2 4797.6
<br /> " 77.110 4788.2 4792.0 4793.3 4793.8 4795.1
<br /> Cross SectIon 1-1 60 76,340 4786.3 4789.8 4791.0 4791.5 4792.9
<br /> " 75,660 4785.4 4786.3 4789.2 4790.4 4791.8
<br /> 62 74,620 4782,7 4786,8 4788.3 4788.9 4790.3
<br /> " 73,720 4782.3 4785.5 4786.7 4787.2 4788.6
<br /> " 73,030 4781.6 4784.2 4785.5 4786.1 4787.4
<br /> !! Low water elevlltlon as determined by aerial pllotograrrtnetricmetllods.
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<br />
<br /> Table 6 (continued)
<br /> fl<X>d Plain Reference Data
<br /> Big Thornpson RIver
<br /> Weld County, Colorlldo
<br /> Strea"'!! 10-y..llr 50-Year I DO-Year 500-Year
<br /> Reference Olstllnce So" """" Flood el""" e,,,,,,,
<br /> PoInt I, Elevlltlon Elevetlon Elevlltion Elevation Elevation
<br /> Identlflcatlon NU'llber Feet Ft..../.4.5.L. Ft..../.4.S.L. Ft..../.4.S.L. Ft.-+l.S.L. Ft.-M.5.L.
<br /> 65 72,440 4779.2 4781.9 4783.3 4783.8 4785.2
<br /> " 71,660 4775.8 4779.9 4781.3 4781.9 4784.3
<br /> " 70,950 4774.0 4779.0 4780.7 4781.4 4784.1
<br /> CountyROlld 15' " 70,550 4713.0 U/54778.3 U/54780,O U/' 4780.7 U/5 4783.9
<br /> 0/54778.3 0/54780.0 0/5 4780.6 0/54783.5
<br /> 68^ 70,430 4712.9 4778.3 4779.9 4780.6 4783.4
<br /> " 69,900 4772.0 4771.7 4779:4 4780.1 4783.2
<br /> 7D 69,450 4771.5 4775.6 4776.9 4777.6 4782.6
<br />N Great Western RR " 69,360 4771.2 U/S 4775.4 U/54776.7 U/54717.6 U/' 4782.5
<br />>
<br /> 0/S4715.2 0/54776.5 0/S4717.1 0/5 4779.1
<br /> 72 68,510 4769.7 4774.0 4775.9 4776,5 4778.7
<br /> n 67,79fJ 4769.~ 4773.3 4775.4 H76.0 4778.0
<br /> County Road " " 67,650 4769.0 IJ/S4713.0 U/S4775.1 U/S4775.8 U/' 4777.3
<br /> D/54773.0 0/S4774.8 D/S4775.6 0/5 4776.9
<br /> " 67,000 4768.8 4771.6 4772.7 4773.2 4774.3
<br /> " 66,230 4768.0 4770.1 4771.1 4771.5 4772.7
<br /> n 65,730 4767.7 4769.2 4770.0 4770.4 4771.5
<br /> Cross Section 2-2 78 65,050 4766.5 4767.8 4768.7 4769.1 4770.2
<br /> " 64,100 4765.3 4766,7 4767.6 4768.0 4769.1
<br /> !! Low .~ter olevation as determIned by aerIal pllotogramotrlcmethods.
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