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. 05287890 - streamflow gaging station 1-day lowflow - lowflow statistic April 1 - start of season March 31 - end of season 1980 - 2004 - time period 25 - non-zero values 0 - zero values 0 - years with missing values (not used) 2.200 2.200 1.300 2.300 4.400 2.800 3.700 4.100 1.100 0.310 0.400 0.430 8.200 2.200 5.200 1.400 3.600 1.700 1.800 1.100 2.000 1.100 0.840 0.740 0.500 The following 7 statistics are based on non-zero values: Mean (logs) 0.209 Variance (logs) 0.136 Standard Deviation (logs) 0.369 Skewness (logs) -0.232 Standard Error of Skewness (logs) 0.464 Serial Correlation Coefficient (logs) 0.391 Coefficient of Variation (logs) 1.762 Non-exceedance Recurrence Estimated Probability Interval Streamflow ----------- ---------- --------- 0.0100 100.00 0.194 0.0200 50.00 0.255 0.0500 20.00 0.380 0.1000 10.00 0.535 0.2000 5.00 0.801 0.5000 2.00 1.674 0.8000 1.25 3.338 0.9000 1.11 4.702 0.9600 1.04 6.686 0.9800 1.02 8.332 0.9900 1.01 10.107 =============================== 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. 05287890 - streamflow gaging station 7-day lowflow - lowflow statistic April 1 - start of season March 31 - end of season 1980 - 2004 - time period 25 - non-zero values 0 - zero values 0 - years with missing values (not used) 2.257 2.200 1.300 2.571 5.471 2.857 4.257 4.257 1.214 0.347 0.486 0.509 8.314 2.586 5.200 1.657 3.986 1.700 1.971 1.129 2.143 1.200 0.864 0.777 0.620 The following 7 statistics are based on non-zero values: Mean (logs) 0.247 Variance (logs) 0.129 Standard Deviation (logs) 0.360 Skewness (logs) -0.164 Standard Error of Skewness (logs) 0.464 Serial Correlation Coefficient (logs) 0.408 Coefficient of Variation (logs) 1.458 Non-exceedance Recurrence Estimated Probability Interval Streamflow ----------- ---------- --------- 0.0100 100.00 0.233 0.0200 50.00 0.300 0.0500 20.00 0.435 0.1000 10.00 0.602 0.2000 5.00 0.885 0.5000 2.00 1.805 0.8000 1.25 3.563 0.9000 1.11 5.021 0.9600 1.04 7.171 0.9800 1.02 8.981 0.9900 1.01 10.960 =============================== 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. 05287890 - streamflow gaging station 30-day lowflow - lowflow statistic April 1 - start of season March 31 - end of season 1980 - 2004 - time period 25 - non-zero values 0 - zero values 0 - years with missing values (not used) 2.880 2.277 1.407 3.027 14.277 3.450 5.777 4.430 1.670 0.582 0.799 0.740 11.290 3.353 5.253 2.097 4.703 1.917 2.467 1.317 2.630 1.477 1.562 0.987 0.706 The following 7 statistics are based on non-zero values: Mean (logs) 0.361 Variance (logs) 0.128 Standard Deviation (logs) 0.357 Skewness (logs) 0.359 Standard Error of Skewness (logs) 0.464 Serial Correlation Coefficient (logs) 0.331 Coefficient of Variation (logs) 0.990 Non-exceedance Recurrence Estimated Probability Interval Streamflow ----------- ---------- --------- 0.0100 100.00 0.422 0.0200 50.00 0.498 0.0500 20.00 0.648 0.1000 10.00 0.830 0.2000 5.00 1.137 0.5000 2.00 2.185 0.8000 1.25 4.503 0.9000 1.11 6.761 0.9600 1.04 10.663 0.9800 1.02 14.490 0.9900 1.01 19.253