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<br />
<br />ANNUAL PEAK FLOW FREQUENCY ANALYSI~
<br />Following Bulletin 17-B Guidelines
<br />Program peakfq
<br />
<br />Station.09124500 Lake Fork At Gateview, Co,
<br />
<br />(All Values cfs)
<br />
<br />Annual Expected 95% Confidence Limits
<br />Exceedance Bull, 17B Systematic Probability For Bull, 17B Estimates
<br />Probability Estimate Record Estimate Lower Upoer
<br />0.9950 662 654 634 557 755
<br />0.9900 730 724 707 624 825
<br />0.9500 947 944 934 841 1,041
<br />0.9000 1,081 1,080 1,072 977 1,174
<br />0.8000 1,262 1,263 1,256 1,161 1,355
<br />0.5000 1,666 1,669 1,666 1,559 1,781
<br />0.2000 2,151 2,152 2.159 2,001 2,341
<br />0.1000 2,438 2,434 2,454 2,249 2,691
<br />0.0400 2.769 2,755 2,801 2,526 3,107
<br />0.0200 2.995 2,974 3,042 2,712 3,398
<br />0.0100 3,208 3,177 3,272 2,884 3,676
<br />0.0050 3,409 3,368 3,493 3,045 3,943
<br />0.0020 3,661 3,606 3,777 3,246 4,281
<br />
<br />10,000
<br />
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<br />II
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<br />1,000
<br />
<br />1/30/02
<br />gun3o_gageJleak.xls
<br />
<br />Station.09124500 Lake Fork at Gateview
<br />
<br />1.52
<br />
<br />Return Period (years)
<br />10 25 50 100
<br />
<br />5
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<br />-Bull. 17B Estimate
<br />- - - 95"k Confidence Umits
<br />- - - 95% Confidence Umits
<br />
<br />
<br />100
<br />1.000
<br />
<br />0.100
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<br />Exceedance Probability
<br />
<br />500
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<br />0.010
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<br />0.001
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