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Table 3 <br /> Downstream Consequences of Failure during Normal Flow Conditions <br /> Elk River Pre-Failure Flow = 300 cfs and Mississippi River Flow = 6,000 cfs <br /> Distance Peak Flood Flood Wave Flood <br /> HEC- Height Wave Peak <br /> Downstream Wave <br /> RA <br /> S Location Above No- Arrival Discharge <br /> Section from Dam Elevation Failure Time (cfs) <br /> (miles) (feet NGVD) Profile(feet) (minutes) <br /> Elk River-Just <br /> 5895 Downstream of 0.00 862.49 6.54 4 5,730 <br /> Dam <br /> Elk River- <br /> 5620 Upstream of 0.06 862.47 6.52 4 5,570 <br /> Affected <br /> Properties <br /> 3748 Elk River 0.25 860.97 6.06 8 5,000 <br /> Elk River- <br /> 1849 Upstream of 0.77 856.30 3.77 12 4,930 <br /> Confluence <br /> Mississippi River- <br /> 28 Upstream of 1.58 853.86 1.34 14 6,300 <br /> Confluence <br /> 29 Mississippi River- 1.97 854.06 1.14 18 6,180 <br /> Upstream <br /> Mississippi River- <br /> 27 Downstream of 1.34 853.47 1.37 12 9,980 <br /> Confluence <br /> Mississippi River- <br /> 22 Just Downstream 1.63 853.37 1.31 14 9,930 <br /> of HWY 10 Bridge <br /> Mississippi River- <br /> 19 Just Upstream of 2.51 851.80 1.08 20 9,670 <br /> HWY 101 Bridge <br /> 13 Mississippi River 3.00 851.54 1.01 21 9,550 <br /> File:k:\water resource eng\elk river mn12015 dfa&map\report\report 0320.docx <br /> 6 <br /> 186 <br />