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. 05338500 - streamflow gaging station 1-day lowflow - lowflow statistic April 1 - start of season March 31 - end of season 1981 - 2004 - time period 13 - non-zero values 0 - zero values 11 - years with missing values (not used) 48.000 78.000 114.000 114.000 131.000 60.000 99.000 37.000 85.000 43.000 87.000 84.000 69.000 The following 7 statistics are based on non-zero values: Mean (logs) 1.878 Variance (logs) 0.029 Standard Deviation (logs) 0.171 Skewness (logs) -0.507 Standard Error of Skewness (logs) 0.616 Serial Correlation Coefficient (logs) -0.124 Coefficient of Variation (logs) 0.091 Non-exceedance Recurrence Estimated Probability Interval Streamflow ----------- ---------- --------- 0.0100 100.00 26.210 0.0200 50.00 30.389 0.0500 20.00 37.551 0.1000 10.00 44.861 0.2000 5.00 54.945 0.5000 2.00 78.020 0.8000 1.25 105.706 0.9000 1.11 121.708 0.9600 1.04 139.645 0.9800 1.02 151.579 0.9900 1.01 162.463 =============================== 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. 05338500 - streamflow gaging station 7-day lowflow - lowflow statistic April 1 - start of season March 31 - end of season 1981 - 2004 - time period 13 - non-zero values 0 - zero values 11 - years with missing values (not used) 49.143 79.429 116.286 130.000 146.000 61.286 105.429 42.143 86.714 51.857 98.286 86.143 77.000 The following 7 statistics are based on non-zero values: Mean (logs) 1.911 Variance (logs) 0.028 Standard Deviation (logs) 0.167 Skewness (logs) -0.271 Standard Error of Skewness (logs) 0.616 Serial Correlation Coefficient (logs) -0.071 Coefficient of Variation (logs) 0.087 Non-exceedance Recurrence Estimated Probability Interval Streamflow ----------- ---------- --------- 0.0100 100.00 30.860 0.0200 50.00 34.998 0.0500 20.00 42.051 0.1000 10.00 49.250 0.2000 5.00 59.255 0.5000 2.00 82.810 0.8000 1.25 112.925 0.9000 1.11 131.544 0.9600 1.04 153.706 0.9800 1.02 169.327 0.9900 1.01 184.266 =============================== 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. 05338500 - streamflow gaging station 30-day lowflow - lowflow statistic April 1 - start of season March 31 - end of season 1981 - 2004 - time period 13 - non-zero values 0 - zero values 11 - years with missing values (not used) 57.500 97.300 122.000 153.467 159.733 72.633 131.700 58.033 92.233 55.333 108.300 91.800 85.467 The following 7 statistics are based on non-zero values: Mean (logs) 1.970 Variance (logs) 0.024 Standard Deviation (logs) 0.156 Skewness (logs) -0.072 Standard Error of Skewness (logs) 0.616 Serial Correlation Coefficient (logs) -0.045 Coefficient of Variation (logs) 0.079 Non-exceedance Recurrence Estimated Probability Interval Streamflow ----------- ---------- --------- 0.0100 100.00 39.595 0.0200 50.00 43.906 0.0500 20.00 51.205 0.1000 10.00 58.629 0.2000 5.00 68.967 0.5000 2.00 93.649 0.8000 1.25 126.388 0.9000 1.11 147.471 0.9600 1.04 173.527 0.9800 1.02 192.566 0.9900 1.01 211.330