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. 05319500 - streamflow gaging station 1-day lowflow - lowflow statistic April 1 - start of season March 31 - end of season 1941 - 2004 - time period 32 - non-zero values 0 - zero values 32 - years with missing values (not used) 2.000 7.800 26.000 44.000 8.500 9.000 7.500 52.000 13.000 16.000 24.000 25.000 30.000 20.000 86.000 5.900 2.400 1.800 14.000 59.000 71.000 72.000 55.000 42.000 80.000 37.000 15.000 13.000 12.000 28.000 19.000 5.200 The following 7 statistics are based on non-zero values: Mean (logs) 1.257 Variance (logs) 0.213 Standard Deviation (logs) 0.462 Skewness (logs) -0.518 Standard Error of Skewness (logs) 0.414 Serial Correlation Coefficient (logs) 0.475 Coefficient of Variation (logs) 0.368 Non-exceedance Recurrence Estimated Probability Interval Streamflow ----------- ---------- --------- 0.0100 100.00 1.024 0.0200 50.00 1.532 0.0500 20.00 2.724 0.1000 10.00 4.417 0.2000 5.00 7.657 0.5000 2.00 19.788 0.8000 1.25 44.907 0.9000 1.11 65.617 0.9600 1.04 94.898 0.9800 1.02 118.202 0.9900 1.01 142.276 =============================== 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. 05319500 - streamflow gaging station 7-day lowflow - lowflow statistic April 1 - start of season March 31 - end of season 1941 - 2004 - time period 32 - non-zero values 0 - zero values 32 - years with missing values (not used) 2.514 9.214 27.429 46.286 8.714 9.700 7.600 52.000 13.000 17.286 30.286 26.286 31.000 23.000 91.571 5.900 2.529 1.957 14.000 63.571 71.857 72.000 57.571 50.000 88.571 37.714 17.714 13.571 13.571 29.714 19.429 6.143 The following 7 statistics are based on non-zero values: Mean (logs) 1.289 Variance (logs) 0.207 Standard Deviation (logs) 0.455 Skewness (logs) -0.505 Standard Error of Skewness (logs) 0.414 Serial Correlation Coefficient (logs) 0.482 Coefficient of Variation (logs) 0.353 Non-exceedance Recurrence Estimated Probability Interval Streamflow ----------- ---------- --------- 0.0100 100.00 1.159 0.0200 50.00 1.719 0.0500 20.00 3.021 0.1000 10.00 4.853 0.2000 5.00 8.333 0.5000 2.00 21.222 0.8000 1.25 47.707 0.9000 1.11 69.491 0.9600 1.04 100.294 0.9800 1.02 124.838 0.9900 1.01 150.232 =============================== 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. 05319500 - streamflow gaging station 30-day lowflow - lowflow statistic April 1 - start of season March 31 - end of season 1941 - 2004 - time period 32 - non-zero values 0 - zero values 32 - years with missing values (not used) 3.533 14.350 29.800 63.300 10.650 14.330 7.983 52.633 13.133 23.733 35.967 30.733 35.333 40.900 99.300 6.007 3.703 3.040 14.000 146.733 77.767 82.600 63.967 60.667 112.933 40.900 24.233 14.767 18.667 34.433 20.267 9.210 The following 7 statistics are based on non-zero values: Mean (logs) 1.385 Variance (logs) 0.199 Standard Deviation (logs) 0.446 Skewness (logs) -0.316 Standard Error of Skewness (logs) 0.414 Serial Correlation Coefficient (logs) 0.453 Coefficient of Variation (logs) 0.322 Non-exceedance Recurrence Estimated Probability Interval Streamflow ----------- ---------- --------- 0.0100 100.00 1.754 0.0200 50.00 2.480 0.0500 20.00 4.101 0.1000 10.00 6.309 0.2000 5.00 10.418 0.5000 2.00 25.612 0.8000 1.25 58.319 0.9000 1.11 87.047 0.9600 1.04 130.545 0.9800 1.02 167.635 0.9900 1.01 208.302