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. 05076000 - streamflow gaging station 1-day lowflow - lowflow statistic April 1 - start of season March 31 - end of season 1910 - 2004 - time period 32 - non-zero values 51 - zero values 12 - years with missing values (not used) 0.600 1.000 7.000 2.000 0.200 0.100 0.600 0.500 0.200 0.700 1.600 0.800 12.000 0.100 0.430 0.230 2.600 0.730 14.000 2.600 0.020 0.150 0.370 0.100 1.500 1.700 0.880 6.400 2.300 0.100 0.380 0.040 The following 7 statistics are based on non-zero values: Mean (logs) -0.200 Variance (logs) 0.481 Standard Deviation (logs) 0.693 Skewness (logs) -0.009 Standard Error of Skewness (logs) 0.414 Serial Correlation Coefficient (logs) 0.138 Coefficient of Variation (logs) -3.476 Non- Adjusted Non- Adjusted exceedance Recurrence Estimated exceedance Estimated Probability Interval Streamflow Probability Streamflow ----------- ----------- --------- ----------- --------- 0.0100 100.00 0.015 0.6183 0.000 0.0200 50.00 0.024 0.6222 0.000 0.0500 20.00 0.046 0.6337 0.000 0.1000 10.00 0.082 0.6530 0.000 0.2000 5.00 0.165 0.6916 0.000 0.5000 2.00 0.633 0.8072 0.000 0.8000 1.25 2.423 0.9229 0.587 0.9000 1.11 4.880 0.9614 1.795 0.9600 1.04 10.286 0.9846 4.754 0.9800 1.02 16.640 0.9923 8.508 0.9900 1.01 25.640 0.9961 14.044 Note -- Adjusted parameter values include zero values and correspond with non-exceedance probabilities in column 1 and recurrence interval in column 2. Estimated values in column 3 are based on non-zero values. =============================== 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. 05076000 - streamflow gaging station 7-day lowflow - lowflow statistic April 1 - start of season March 31 - end of season 1910 - 2004 - time period 36 - non-zero values 47 - zero values 12 - years with missing values (not used) 0.900 1.000 13.571 2.000 0.014 0.200 0.429 0.100 0.600 0.529 0.200 3.000 0.100 4.086 0.800 14.000 0.157 0.459 0.230 0.001 2.657 0.820 14.000 2.671 0.020 0.291 0.423 0.186 1.500 1.729 0.889 6.900 2.457 0.353 0.380 0.079 The following 7 statistics are based on non-zero values: Mean (logs) -0.251 Variance (logs) 0.715 Standard Deviation (logs) 0.846 Skewness (logs) -0.745 Standard Error of Skewness (logs) 0.393 Serial Correlation Coefficient (logs) 0.016 Coefficient of Variation (logs) -3.373 Non- Adjusted Non- Adjusted exceedance Recurrence Estimated exceedance Estimated Probability Interval Streamflow Probability Streamflow ----------- ----------- --------- ----------- --------- 0.0100 100.00 0.002 0.5706 0.000 0.0200 50.00 0.005 0.5749 0.000 0.0500 20.00 0.016 0.5880 0.000 0.1000 10.00 0.042 0.6096 0.000 0.2000 5.00 0.122 0.6530 0.000 0.5000 2.00 0.713 0.7831 0.000 0.8000 1.25 2.976 0.9133 0.855 0.9000 1.11 5.537 0.9566 2.554 0.9600 1.04 9.833 0.9827 5.941 0.9800 1.02 13.618 0.9913 9.127 0.9900 1.01 17.736 0.9957 12.833 Note -- Adjusted parameter values include zero values and correspond with non-exceedance probabilities in column 1 and recurrence interval in column 2. Estimated values in column 3 are based on non-zero values. =============================== 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. 05076000 - streamflow gaging station 30-day lowflow - lowflow statistic April 1 - start of season March 31 - end of season 1910 - 2004 - time period 42 - non-zero values 41 - zero values 12 - years with missing values (not used) 1.337 1.133 20.567 0.600 2.167 0.153 0.340 4.567 0.640 0.100 0.640 0.050 0.637 0.283 9.033 0.140 7.150 1.010 16.733 0.957 0.433 0.020 2.197 0.238 0.014 3.887 2.251 15.333 2.797 0.028 0.023 0.940 0.671 0.360 1.513 2.093 0.954 9.997 2.917 1.079 0.385 0.252 The following 7 statistics are based on non-zero values: Mean (logs) -0.114 Variance (logs) 0.633 Standard Deviation (logs) 0.796 Skewness (logs) -0.349 Standard Error of Skewness (logs) 0.365 Serial Correlation Coefficient (logs) 0.058 Coefficient of Variation (logs) -6.965 Non- Adjusted Non- Adjusted exceedance Recurrence Estimated exceedance Estimated Probability Interval Streamflow Probability Streamflow ----------- ----------- --------- ----------- --------- 0.0100 100.00 0.007 0.4990 0.000 0.0200 50.00 0.013 0.5041 0.000 0.0500 20.00 0.032 0.5193 0.000 0.1000 10.00 0.069 0.5446 0.000 0.2000 5.00 0.171 0.5952 0.000 0.5000 2.00 0.855 0.7470 0.008 0.8000 1.25 3.676 0.8988 1.378 0.9000 1.11 7.434 0.9494 3.738 0.9600 1.04 15.094 0.9798 9.370 0.9800 1.02 23.312 0.9899 15.240 0.9900 1.01 33.950 0.9949 23.521 Note -- Adjusted parameter values include zero values and correspond with non-exceedance probabilities in column 1 and recurrence interval in column 2. Estimated values in column 3 are based on non-zero values.