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<br />TABLE 3.1: ESTIMATES Of ~ATURAI FLOWS AT WATER ACCOUNTING U~IT (WAU) DISCHARGE POINTS <br /> <br />(1906-1974) <br /> <br />WAU <br />Reach Description <br />(Discharge Point)~ <br /> <br />ANNUAL FLOWS <br /> <br />......-:-~ <br />(.?i~: <br /> <br />MEAN <br /> <br />MA..'<IMUM <br /> <br />MINIMlJ)! <br /> <br />(thousand acre-feet) <br /> <br />140100 <br /> <br />Main Stem. Colo. R., from source to Colo.-Utah State line <br />(Colo. R. near Cisco. Utah minus the Dolores R. near Cisco. Utah) <br /> <br />6.027** <br /> <br />8.791* lit <br /> <br />3,181*'11I <br /> <br />1\) <br />-...I <br />~, <br />C'J <br /> <br />140200 <br />~ison ~.. Colo., from source to confl. with Colo. R. <br />(Gunnison R. neaT Grand Junction, Colo.) <br /> <br />2,352 <br /> <br />3,701 <br /> <br />1,080 <br /> <br />140300 <br />Colo. R. Main Stem from Colo.-Utah State line to confl. with Green R. <br />(includes Dolores R.) <br />(Colorado R. near Cisco, Utah) <br /> <br />6,847 <br /> <br />10,042 <br /> <br />3.520 <br /> <br />140401 <br />Green R. from source to confl. with Yampa R. <br />(Green R, near Greendale, Utah) <br /> <br />1.975 <br /> <br />3,472 <br /> <br />572 <br /> <br />140500 <br />Yampa R. to conf1. with Green R. <br />(Yampa R. near mouth) <br /> <br />1,696' <br /> <br />3,168 <br /> <br />578 <br /> <br />White R. to confl. with Green R~ <br />(White R, near mouth) <br /> <br />568 <br /> <br />1,284 <br /> <br />319 <br /> <br />140600 <br />Green R. from confl. with Yampa R. to conil. with Colo. R. <br />(Green R, near Green River, Utah) <br /> <br />5,470 <br /> <br />9,354 <br /> <br />2,041 <br /> <br />140700 <br />~. R. from confl. with Green R. to Lees FerLY. Ariz. <br />(Colo. R, at Lees Ferry, Ariz.) <br /> <br />0-'-" <br />;rl~;:o <br /> <br />15,175 <br /> <br />23,753 <br /> <br />6,867 <br /> <br />140801 <br />San Juan R, from sourca to below conEI. w1t~ ~~ncos R. <br />(San Juan R. near Bluff, Utah) <br /> <br />2,1931111* <br /> <br />4,1.68*** <br /> <br />87811** <br /> <br />140802 <br />San Juan R. from Four Corners to conEl. yith Colo. R. <br />(San Juan R. near Bluff, Utah) <br /> <br />2,193 <br /> <br />4,468 <br /> <br />878 <br /> <br />*lndlcates the point on the river at which the natural flow estimate applies. <br /> <br />**Natural flays at the State line sre very slightly overestimated because the natural flows from all <br />tributaries which enter the river between the U.S. Geological Survey gauges at Cameo and Cisco are <br />assumed to occur above the State line. <br /> <br />***Natural <br />slightly <br />the U.S. <br />\iith the <br /> <br />flows in the vicinity of Four Corners (below the confluence with the Mancos River) are <br />oVer~st1mated because the natural flows from all tributaries which enter the river between <br />Geological Surley gauges at Archuleta and Bluff are assumed to occur above the confluence <br />Mancos River, <br /> <br />Source: <br /> <br />u.s. Bureou of Reclomat10n data (1978). <br /> <br />.',..0 <br />." <br /> <br />3-2 <br />