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<br />USGS <br />Station <br />No. <br /> <br />093399 <br /> <br />093400 <br /> <br />093450 <br /> <br />093415 <br /> <br />093425 <br /> <br />093430 <br /> <br />093440 <br /> <br />093443 <br /> <br />093490 <br /> <br />093495 <br /> <br />093505 <br /> <br />093535 <br /> <br />093540 <br /> <br />093550 <br /> <br />Table 4 <br />FLOOD PEAK DISCHARGE AT GAUGING STATIONS <br /> <br />UPPER SAN JUAN RIVER BASIN <br /> <br />Station Location <br /> <br />Drainage <br />Area <br />(sq. mi.) <br /> <br />E. Fork San Juan River above <br />Sand Creek near Pagosa Springs 64.1 <br /> <br />E. Fork San Juan River above <br />Borns Lake near Pagosa Springs 86.9 <br /> <br />W. Fork San Juan River above <br />Borns Lake near Pagosa Springs 41.2 <br /> <br />W. Fork San Juan River near <br />Pagosa Springs 87.9 <br /> <br />San Juan River at Pagosa <br />Springs (1) 298.0 <br /> <br />Rio Blanco near Pagosa Springs 58.0 <br /> <br />Navajo River at Banded Peak <br />Ranch near Chromo 69.8 <br /> <br />Navajo River above Chromo 96.4 <br /> <br />Weminuche Creek near Bridge <br />Ranger Station near Pagosa <br />Springs 54.3 <br /> <br />Piedra River near Piedra 375,0 <br /> <br />San Juan River at Rosa, N.M. 1990.0 <br /> <br />Los Pinos River near Bayfie1d 270.0 <br /> <br />Los Pinos River at Ignacio 448.0 <br /> <br />Spring Creek at LaBoca 58.0 <br /> <br />(1) Historical Data Adjustment <br /> <br />-18- <br /> <br />Peak Dischar~e (cfs) <br /> <br />10-yr. 50-yr. 100-yr. 500-yr. <br /> <br />1200 2350 <br /> <br />1600 2300 <br /> <br />1200 1600 <br /> <br />2200 3200 <br /> <br />5300 10500 <br /> <br />1500 2100 <br /> <br />1080 1450 <br /> <br />1400 2100 <br /> <br />llOO 1800 <br /> <br />4600 9000 <br /> <br />14000 23500 <br /> <br />3700 4900 <br /> <br />4750 llOOO <br /> <br />920 2500 <br /> <br />3300 <br /> <br />2650 <br /> <br />1800 <br /> <br />3750 <br /> <br />15400 <br /> <br />2350 <br /> <br />1600 <br /> <br />2450 <br /> <br />2150 <br /> <br />ll800 <br /> <br />30000 <br /> <br />5850 <br /> <br />15100 <br /> <br />3800 <br /> <br />7450 <br /> <br />3750 <br /> <br />2250 <br /> <br />5400 <br /> <br />38500 <br /> <br />2950 <br /> <br />2150 <br /> <br />3300 <br /> <br />3600 <br /> <br />25600 <br /> <br />60000 <br /> <br />9600 <br /> <br />29300 <br /> <br />9600 <br />