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. 05376000 - streamflow gaging station 1-day lowflow - lowflow statistic April 1 - start of season March 31 - end of season 1940 - 1994 - time period 26 - non-zero values 0 - zero values 29 - years with missing values (not used) 12.000 13.000 17.000 16.000 21.000 21.000 36.000 30.000 28.000 18.000 18.000 20.000 23.000 23.000 22.000 29.000 27.000 36.000 16.000 39.000 24.000 20.000 18.000 9.600 28.000 23.000 The following 7 statistics are based on non-zero values: Mean (logs) 1.331 Variance (logs) 0.022 Standard Deviation (logs) 0.147 Skewness (logs) -0.333 Standard Error of Skewness (logs) 0.456 Serial Correlation Coefficient (logs) 0.230 Coefficient of Variation (logs) 0.111 Non-exceedance Recurrence Estimated Probability Interval Streamflow ----------- ---------- --------- 0.0100 100.00 8.957 0.0200 50.00 10.054 0.0500 20.00 11.889 0.1000 10.00 13.722 0.2000 5.00 16.209 0.5000 2.00 21.831 0.8000 1.25 28.627 0.9000 1.11 32.647 0.9600 1.04 37.274 0.9800 1.02 40.442 0.9900 1.01 43.404 =============================== 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. 05376000 - streamflow gaging station 7-day lowflow - lowflow statistic April 1 - start of season March 31 - end of season 1940 - 1994 - time period 26 - non-zero values 0 - zero values 29 - years with missing values (not used) 13.000 13.286 18.000 17.286 21.571 22.429 36.714 31.143 29.143 19.000 18.857 21.000 23.571 23.000 22.857 30.000 27.286 36.857 16.857 40.286 25.286 20.857 18.286 17.800 28.714 27.857 The following 7 statistics are based on non-zero values: Mean (logs) 1.360 Variance (logs) 0.016 Standard Deviation (logs) 0.128 Skewness (logs) 0.051 Standard Error of Skewness (logs) 0.456 Serial Correlation Coefficient (logs) 0.336 Coefficient of Variation (logs) 0.094 Non-exceedance Recurrence Estimated Probability Interval Streamflow ----------- ---------- --------- 0.0100 100.00 11.651 0.0200 50.00 12.590 0.0500 20.00 14.152 0.1000 10.00 15.713 0.2000 5.00 17.850 0.5000 2.00 22.844 0.8000 1.25 29.339 0.9000 1.11 33.487 0.9600 1.04 38.600 0.9800 1.02 42.336 0.9900 1.01 46.023 =============================== 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. 05376000 - streamflow gaging station 30-day lowflow - lowflow statistic April 1 - start of season March 31 - end of season 1940 - 1994 - time period 26 - non-zero values 0 - zero values 29 - years with missing values (not used) 13.367 14.833 18.533 19.133 22.333 25.000 37.533 32.000 30.367 20.233 18.933 22.467 29.000 23.700 23.767 32.933 28.700 38.033 19.300 46.800 27.000 22.400 19.100 19.833 29.267 28.900 The following 7 statistics are based on non-zero values: Mean (logs) 1.389 Variance (logs) 0.016 Standard Deviation (logs) 0.128 Skewness (logs) 0.113 Standard Error of Skewness (logs) 0.456 Serial Correlation Coefficient (logs) 0.357 Coefficient of Variation (logs) 0.092 Non-exceedance Recurrence Estimated Probability Interval Streamflow ----------- ---------- --------- 0.0100 100.00 12.632 0.0200 50.00 13.599 0.0500 20.00 15.213 0.1000 10.00 16.833 0.2000 5.00 19.063 0.5000 2.00 24.330 0.8000 1.25 31.299 0.9000 1.11 35.816 0.9600 1.04 41.455 0.9800 1.02 45.622 0.9900 1.01 49.772