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<br />I <br />I <br />II <br />I <br />I <br />I <br />I <br />I <br />il <br />il <br /> <br />, <br /> <br />1..1 <br />" <br />" <br />I' <br /> <br />I' <br /> <br />',1'1 <br />Ii <br />:1 <br />" <br />I! <br />,i I <br />I <br />,I <br />;1 <br />'I <br />I <br />I <br /> <br />TABLE 7 <br />FWW COMPARISON <br /> <br />Method 1: Drainage area versus drainage curves developed from flood-flow-frequency <br />analysis of gaging station data (this report) <br /> <br />Method 2: Colorado Water Conservation Board Teclmica1 t-mlua1 No. 1 (see Page 46) <br /> <br />Method 3: Regression equations from U.S. Geological Survey Water Sqlp1y Paper <br />1683 (see Page 47), includes Q10 and Q50 only <br /> <br />Method 4: Rational Method (see Page 45) <br /> <br /> Drainage Area Q10 Q50 Q100 Q500 <br />Stream (Sq. Mi.) <br />RHiION I <br />Collbran <br />Plateau Creek (See Figure 47 for Flow Reduction due to Regulation by Vega Dam) <br />Just qlstream of Buzzard <br />Creek 113.3 <br />Method 1 1,325 1,850 2,100 2,920 <br />Method 2 2,240 '3,070 3,475 4,525 <br />Method 3 1,720 2,420 <br />At Buzzard Creek 295.1 <br />Method 1 2,780 4,300 4,660 6,700 <br />Method 2 2,475 3,260 3,520 4,090 <br />Method 3 3,280 4,620 <br />At Grove Creek 316.6 <br />Method 1 2,880 4,300 4,850 6,900 <br />Method 2 2,575 3,390 3,650 4,240 <br />Method 3 3,380 4,760 <br />Buzzard Creek just qlstream of <br />Plateau Creek (approximate <br />study) 181. 6 <br />Method 1 1,920 2,930 3,400 4,800 <br />Method 2 2,600 <br />Method 3 <br /> <br />-33- <br />