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<br /> Station - 06600500 FLOYD jl.IVER AT JAMES, IOWA <br /> 1997 JAN 7 15:65:09 <br />EMPIRICAL FREQUENCY CURVES WEIBULL PLOTTING POSITIONS <br />WATER RANKED SYSTEMATIC BULL.17B <br />YEAR DISCHARGE RECORD ESTIMATE <br />1953 71500.0 0.0250 0.0120 <br />1962 20600.0 0.0500 0.0309 <br />1969 17300.0 0.0750 0.0566 <br />1960 15100.0 0.1000 0.0823 <br />1952 13900.0 0.1250 0.1080 <br />1971 13400.0 0.1500. 0.1336 <br />1951 8320.0 0.1750 0.1593 <br />1965 7500.0 0.2000 0.1850 <br />1944 7440.0 0.2250 0.2107 <br />1966 7170.0 0.2500 0.2364 <br />1942 6280.0 0.2750 0.2620 <br />1954 6250.0 0.3000 0.2877 <br />1973 5660.0 0.3250 0.3134 <br />1945 5320.0 0.3500 0.3391 <br />1950 4840.0 0.3750 0.3648 <br />1970 4740.0 0.4000 0.3905 <br />1949 4520.0 0.4250 0.4161 <br />1936 4050.0 0.4500 0.4418 <br />1963 3810.0 0.4750 0.4675 <br />1937 3570.0 0.5000 0.4932 <br />1947 3240.0 0.5250 0.5189 <br />1972 2940.0 0.5500 0.5445 <br />1961 2870.0 0.5750 0.5702 <br />1948 2710.0 0.6000 0.5959 <br />1955 2260.0 0.6250 0.6216 <br />1938 2060.0 0.6500 0.6473 <br />1967 2000.0 0.6750 0.6730 <br />1959 1920.0 0.7000 0.6986 <br />1941 1720.0 0.7250 0.7243 <br />1935 1460.0 0.7500 0.7500 <br />1946 1400.0 0'.7750 0.7757 <br />1940 1390.0 0.8000 0.8014 <br />1943 1360.0 0.8250 0.8270 <br />1957 1330.0 0.8500 0.8527 <br />1939 1300.0 0.8750 0.8784 <br />1958 970.0 0.9000 0.9041 <br />1968 829.0 0.9250 0.9298 <br />1964 726.0 0.9500 0.9555 <br />1956 318.0 0.9750 0.9811 <br /> <br />PEAKFQ <br /> <br />25 <br /> <br />DRAFT. 1/30/98 <br />