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. 05270700 - streamflow gaging station 1-day lowflow - lowflow statistic April 1 - start of season March 31 - end of season 1989 - 2004 - time period 15 - non-zero values 0 - zero values 1 - years with missing values (not used) 1010.000 1330.000 1770.000 1570.000 4390.000 3550.000 2640.000 2120.000 3340.000 1840.000 2900.000 2150.000 3140.000 2110.000 1290.000 The following 7 statistics are based on non-zero values: Mean (logs) 3.335 Variance (logs) 0.033 Standard Deviation (logs) 0.182 Skewness (logs) -0.111 Standard Error of Skewness (logs) 0.580 Serial Correlation Coefficient (logs) 0.299 Coefficient of Variation (logs) 0.055 Non-exceedance Recurrence Estimated Probability Interval Streamflow ----------- ---------- --------- 0.0100 100.00 789.633 0.0200 50.00 893.402 0.0500 20.00 1072.775 0.1000 10.00 1259.339 0.2000 5.00 1524.930 0.5000 2.00 2180.497 0.8000 1.25 3083.905 0.9000 1.11 3680.524 0.9600 1.04 4430.035 0.9800 1.02 4984.705 0.9900 1.01 5536.190 =============================== 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. 05270700 - streamflow gaging station 7-day lowflow - lowflow statistic April 1 - start of season March 31 - end of season 1989 - 2004 - time period 15 - non-zero values 0 - zero values 1 - years with missing values (not used) 1252.857 1700.000 2415.714 2004.286 4591.429 3578.572 3000.000 2407.143 3785.714 2114.286 3461.428 2577.143 3245.714 2118.572 1734.286 The following 7 statistics are based on non-zero values: Mean (logs) 3.401 Variance (logs) 0.024 Standard Deviation (logs) 0.153 Skewness (logs) -0.178 Standard Error of Skewness (logs) 0.580 Serial Correlation Coefficient (logs) 0.213 Coefficient of Variation (logs) 0.045 Non-exceedance Recurrence Estimated Probability Interval Streamflow ----------- ---------- --------- 0.0100 100.00 1058.506 0.0200 50.00 1180.222 0.0500 20.00 1385.316 0.1000 10.00 1592.411 0.2000 5.00 1877.912 0.5000 2.00 2545.140 0.8000 1.25 3398.936 0.9000 1.11 3930.934 0.9600 1.04 4570.539 0.9800 1.02 5026.261 0.9900 1.01 5466.352 =============================== 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. 05270700 - streamflow gaging station 30-day lowflow - lowflow statistic April 1 - start of season March 31 - end of season 1989 - 2004 - time period 15 - non-zero values 0 - zero values 1 - years with missing values (not used) 1513.000 1812.000 2799.667 2462.000 4918.333 3726.667 4986.667 2569.000 4113.667 2294.000 3873.333 2990.333 3392.333 2253.667 1868.333 The following 7 statistics are based on non-zero values: Mean (logs) 3.456 Variance (logs) 0.025 Standard Deviation (logs) 0.158 Skewness (logs) -0.041 Standard Error of Skewness (logs) 0.580 Serial Correlation Coefficient (logs) 0.214 Coefficient of Variation (logs) 0.046 Non-exceedance Recurrence Estimated Probability Interval Streamflow ----------- ---------- --------- 0.0100 100.00 1209.708 0.0200 50.00 1340.231 0.0500 20.00 1561.764 0.1000 10.00 1787.854 0.2000 5.00 2103.980 0.5000 2.00 2865.005 0.8000 1.25 3887.502 0.9000 1.11 4553.486 0.9600 1.04 5384.181 0.9800 1.02 5996.286 0.9900 1.01 6603.568