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DRAINAGE AREA - RUNOFF RELATIO&H IPS <br />2500 <br />.I <br />O <br />29 <br />Ri <br />S3 <br />w <br />U <br />H <br />U <br />H <br />w <br />z <br />500 <br />a <br />ON" M <br />►r �- -s ue'- �■...• - ����■ asp■■ . ®..........�..............r. • . - <br />15 00 <br />1000 <br />DRAINAGE ARE. IN ACRES <br />Colorado. Water Conservation Board <br />Engineering Department -Feb., 1962 <br />