Log-Pearson Type III Statistics Notice -- Use of Log-Pearson Type III or Pearson-Type III distributions are for preliminary computations. User is responsible for assessment and interpretation. 05317000 - streamflow gaging station 1-day lowflow - lowflow statistic April 1 - start of season March 31 - end of season 1910 - 2004 - time period 70 - non-zero values 0 - zero values 25 - years with missing values (not used) 2.500 3.000 3.100 2.100 5.000 0.600 1.600 6.400 10.000 36.000 7.000 5.000 19.000 16.000 4.400 3.400 0.900 45.000 3.700 14.000 18.000 3.600 2.200 16.000 4.100 4.800 11.000 18.000 11.000 18.000 11.000 16.000 16.000 3.000 2.500 27.000 30.000 11.000 47.000 16.000 9.000 10.000 2.700 15.000 13.000 77.000 15.000 10.000 47.000 44.000 52.000 97.000 148.000 10.000 8.400 5.000 16.000 51.000 95.000 156.000 68.000 83.000 93.000 70.000 52.000 24.000 23.000 53.000 37.000 19.000 The following 7 statistics are based on non-zero values: Mean (logs) 1.127 Variance (logs) 0.300 Standard Deviation (logs) 0.547 Skewness (logs) -0.130 Standard Error of Skewness (logs) 0.287 Serial Correlation Coefficient (logs) 0.572 Coefficient of Variation (logs) 0.486 Non-exceedance Recurrence Estimated Probability Interval Streamflow ----------- ---------- --------- 0.0100 100.00 0.633 0.0200 50.00 0.922 0.0500 20.00 1.609 0.1000 10.00 2.619 0.2000 5.00 4.677 0.5000 2.00 13.762 0.8000 1.25 38.966 0.9000 1.11 66.119 0.9600 1.04 114.888 0.9800 1.02 163.150 0.9900 1.01 222.742 =============================== Log-Pearson Type III Statistics (based on USGS Program A193) Notice -- Use of Log-Pearson Type III or Pearson-Type III distributions are for preliminary computations. User is responsible for assessment and interpretation. 05317000 - streamflow gaging station 7-day lowflow - lowflow statistic April 1 - start of season March 31 - end of season 1910 - 2004 - time period 70 - non-zero values 0 - zero values 25 - years with missing values (not used) 2.886 3.000 3.400 2.714 5.000 0.643 1.900 12.000 32.857 70.714 8.357 5.500 19.857 16.714 6.571 3.557 6.200 48.571 10.029 14.143 18.000 4.571 3.100 16.571 4.100 5.343 11.429 19.000 11.000 34.857 11.857 38.571 19.857 4.600 3.271 38.857 39.286 11.000 51.429 19.571 9.400 12.429 2.900 17.143 14.000 78.429 17.000 15.571 59.143 48.286 52.714 103.571 148.000 10.000 8.900 5.343 16.000 58.000 96.286 156.571 70.857 83.714 94.571 73.429 58.429 24.857 24.857 54.571 37.429 19.571 The following 7 statistics are based on non-zero values: Mean (logs) 1.211 Variance (logs) 0.270 Standard Deviation (logs) 0.520 Skewness (logs) -0.175 Standard Error of Skewness (logs) 0.287 Serial Correlation Coefficient (logs) 0.597 Coefficient of Variation (logs) 0.429 Non-exceedance Recurrence Estimated Probability Interval Streamflow ----------- ---------- --------- 0.0100 100.00 0.861 0.0200 50.00 1.244 0.0500 20.00 2.141 0.1000 10.00 3.432 0.2000 5.00 6.001 0.5000 2.00 16.822 0.8000 1.25 44.891 0.9000 1.11 73.550 0.9600 1.04 122.736 0.9800 1.02 169.528 0.9900 1.01 225.504 =============================== Log-Pearson Type III Statistics (based on USGS Program A193) Notice -- Use of Log-Pearson Type III or Pearson-Type III distributions are for preliminary computations. User is responsible for assessment and interpretation. 05317000 - streamflow gaging station 30-day lowflow - lowflow statistic April 1 - start of season March 31 - end of season 1910 - 2004 - time period 70 - non-zero values 0 - zero values 25 - years with missing values (not used) 4.233 3.067 3.997 3.683 5.053 1.013 6.167 19.680 34.733 91.767 13.083 8.667 27.000 17.800 12.850 5.393 10.847 57.767 14.540 18.867 18.767 5.463 4.823 24.867 4.307 10.403 14.567 20.767 11.333 35.500 12.167 49.600 22.333 4.777 20.527 47.167 54.700 11.233 59.367 21.267 12.000 13.933 4.050 22.033 14.600 88.600 17.167 25.033 82.267 55.467 56.467 140.300 156.833 10.800 9.367 7.267 16.500 133.100 101.467 162.700 77.067 99.733 105.300 89.800 63.533 28.233 27.267 60.233 39.900 20.833 The following 7 statistics are based on non-zero values: Mean (logs) 1.318 Variance (logs) 0.238 Standard Deviation (logs) 0.488 Skewness (logs) -0.111 Standard Error of Skewness (logs) 0.287 Serial Correlation Coefficient (logs) 0.568 Coefficient of Variation (logs) 0.370 Non-exceedance Recurrence Estimated Probability Interval Streamflow ----------- ---------- --------- 0.0100 100.00 1.391 0.0200 50.00 1.937 0.0500 20.00 3.165 0.1000 10.00 4.866 0.2000 5.00 8.130 0.5000 2.00 21.224 0.8000 1.25 53.807 0.9000 1.11 86.496 0.9600 1.04 142.257 0.9800 1.02 195.257 0.9900 1.01 258.792