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<br />Table 4.0 - ESTIMATED RUNOFF VOLUMES (ACRE/FEET) FOR AN AVERAGE 100 <br />ACRE SUBBASIN, GREATER SAGERS WASH WATERSHED, GRAND COUNTY, UTAH. <br />o Curve Number used for analysis was 87. <br />o <br />~ <br />~.... <br /> <br />Rainfall Recurrence Interval <br />Duration <br /> 2 yrs. 10 yrs. 25 yrs. 50 yrs. <br />6 hrs. 0.20 0.50 0.60 0.75 <br />24 hrs. 0,30 0.75 1.08 1.21 <br /> <br />Source: Watershed Activity Plan, Greater Sagers Wash Salinity Control Project, October 28, <br />1985. <br /> <br />29 <br />