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<br /> 3.75 <br /> 3.50 <br />f/l 3.25 <br />w <br />:I: 3.00 <br />0 <br />;!: <br />;!: 2.75 <br />z 2.50 <br />2 <br />I- 2.25, <br />.. <br />I- <br />0:: 2.00 <br />0 <br />w 1.75 <br />0: <br />Q. <br />::; 1.50 <br />" <br />;;! <br />x <br />.. <br />::; 1.00 <br />~ <br />.. 0.75 <br />" <br />z <br />z 0.50 <br />.. ..- <br /> - <br /> 0.25 . -- <br /> 0 <br /> 1.01 1.1 1.5 2 <br /> <br /> 3.75 <br /> 3.50 <br />f/l 3.25 <br />w <br />:c <br />0 3.00 <br />;!: <br />;!: 2.75 <br />z 2.50 <br />2 <br />I- <br />.. 2.25 <br />I- <br />0: 2.00 <br /><3 <br />w <br />0: 1.75 <br />Q. <br />::; 1.50 <br />" <br />;;! 1.25 <br />x <br />.. <br />::; 1.00 <br />~ <br />.. <br />" 0.75 <br />z <br />z 0.50 <br />.. <br /> 0.25 <br /> 0 <br /> 1.01 1.1 1.5 2 3 45 <br /> <br /> <br /> <br /> <br /> <br />_ PRECIPITATION-FREQUENCY <br />CURVE USING ALL DA T A <br />AVAILA8LE THROUGH 1986 <br /> <br />95 PERCENT CONFIDENCE LIMIT <br /> <br />-1985 ANNUAL MAXIMUM PRECIPITATION <br />VALUE AND YEAR--Year only <br />shown for largest storms; only <br />selected data points shown for <br />recurrenee Intervals less than <br />5 years to increase readability <br /> <br /> <br /> <br /> <br />5,000 I 0,000 <br /> <br />3 45 1015 30 50 100 200 5001,000 <br />AVERAGE RECLfRRENCE INTERVAL, IN YEARS <br /> <br /> <br /> <br /> <br />PRECIPIT A TION-FREQUENC Y <br />CURVE: <br /> <br />Using all data available <br />through 1986 <br />Using only data avalJable <br />through I 984 <br /> <br />AREA INCLUDED 8ETWEEN 95 <br />PERCENT CONFIDENCE LIMITS: <br /> <br />~ <br /> <br />Using all data available <br />through 1986 <br />Using only data available <br />through 1984 <br /> <br />lIE <br />~.:~ <br /> <br /> <br /> <br />1015 30 50 100 200 <br /> <br />500 I ,000 <br /> <br />5,000 I 0,000 <br /> <br />AVERAGE RECURRENCE INTERVAL, IN YEARS <br /> <br />Figure 2e.--Precipitation-frequency curves for 1-hour <br /> <br />duration, arithmetic Gumbel distribution. <br /> <br />19 <br />