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. 05062000 - streamflow gaging station 1-day lowflow - lowflow statistic April 1 - start of season March 31 - end of season 1932 - 2004 - time period 72 - non-zero values 1 - zero values 0 - years with missing values (not used) 3.600 0.500 0.400 0.200 1.000 3.300 2.700 0.100 3.600 1.000 6.000 6.000 13.000 8.000 20.000 12.000 9.000 4.200 7.100 24.000 14.000 18.000 13.000 16.000 10.000 20.000 12.000 25.000 10.000 5.800 5.800 11.000 11.000 20.000 25.000 9.400 14.000 6.100 4.500 13.000 14.000 14.000 17.000 21.000 0.360 3.400 3.400 7.700 4.100 11.000 8.100 27.000 4.700 44.000 27.000 19.000 5.300 9.400 7.300 11.000 16.000 48.000 28.000 22.000 21.000 49.000 47.000 62.000 51.000 34.000 42.000 19.000 The following 7 statistics are based on non-zero values: Mean (logs) 0.947 Variance (logs) 0.316 Standard Deviation (logs) 0.563 Skewness (logs) -1.385 Standard Error of Skewness (logs) 0.283 Serial Correlation Coefficient (logs) 0.630 Coefficient of Variation (logs) 0.594 Non- Adjusted Non- Adjusted exceedance Recurrence Estimated exceedance Estimated Probability Interval Streamflow Probability Streamflow ----------- ----------- --------- ----------- --------- 0.0100 100.00 0.129 0.0236 0.000 0.0200 50.00 0.268 0.0334 0.077 0.0500 20.00 0.720 0.0630 0.507 0.1000 10.00 1.566 0.1123 1.290 0.2000 5.00 3.540 0.2110 3.233 0.5000 2.00 11.812 0.5068 11.556 0.8000 1.25 26.029 0.8027 25.847 0.9000 1.11 34.239 0.9014 34.109 0.9600 1.04 42.114 0.9605 42.021 0.9800 1.02 46.314 0.9803 46.246 0.9900 1.01 49.394 0.9901 49.349 Note -- Adjusted parameter values include zero values and correspond with non-exceedance probabilities in column 1 and recurrence interval in column 2. Estimated values in column 3 are based on non-zero values. =============================== 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. 05062000 - streamflow gaging station 7-day lowflow - lowflow statistic April 1 - start of season March 31 - end of season 1932 - 2004 - time period 72 - non-zero values 1 - zero values 0 - years with missing values (not used) 4.143 0.771 1.157 0.300 1.000 3.743 3.314 0.100 3.971 1.043 6.500 6.571 13.571 8.000 20.000 13.857 9.000 4.571 7.886 24.571 15.000 18.000 13.000 16.000 11.286 20.714 12.143 25.000 15.000 6.043 5.800 11.571 12.714 22.429 25.286 9.457 14.000 6.957 5.057 16.429 14.000 17.429 18.000 23.000 0.703 4.129 4.686 8.500 5.100 12.000 10.886 27.429 7.243 44.000 34.714 19.429 6.057 10.529 8.143 12.571 21.429 48.000 31.571 23.429 21.000 52.143 49.714 67.000 58.571 35.429 42.000 20.000 The following 7 statistics are based on non-zero values: Mean (logs) 1.001 Variance (logs) 0.279 Standard Deviation (logs) 0.528 Skewness (logs) -1.391 Standard Error of Skewness (logs) 0.283 Serial Correlation Coefficient (logs) 0.627 Coefficient of Variation (logs) 0.527 Non- Adjusted Non- Adjusted exceedance Recurrence Estimated exceedance Estimated Probability Interval Streamflow Probability Streamflow ----------- ----------- --------- ----------- --------- 0.0100 100.00 0.189 0.0236 0.000 0.0200 50.00 0.375 0.0334 0.116 0.0500 20.00 0.951 0.0630 0.683 0.1000 10.00 1.973 0.1123 1.644 0.2000 5.00 4.245 0.2110 3.899 0.5000 2.00 13.152 0.5068 12.884 0.8000 1.25 27.562 0.8027 27.381 0.9000 1.11 35.606 0.9014 35.480 0.9600 1.04 43.181 0.9605 43.092 0.9800 1.02 47.169 0.9803 47.104 0.9900 1.01 50.069 0.9901 50.027 Note -- Adjusted parameter values include zero values and correspond with non-exceedance probabilities in column 1 and recurrence interval in column 2. Estimated values in column 3 are based on non-zero values. =============================== 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. 05062000 - streamflow gaging station 30-day lowflow - lowflow statistic April 1 - start of season March 31 - end of season 1932 - 2004 - time period 72 - non-zero values 1 - zero values 0 - years with missing values (not used) 5.377 2.117 4.313 1.107 1.000 4.223 3.990 0.163 4.913 1.580 7.667 8.217 14.900 8.267 21.133 16.033 9.400 5.937 11.330 26.133 15.367 20.333 13.000 16.733 13.500 24.100 12.933 26.033 16.000 6.933 6.157 14.667 14.567 28.500 30.467 10.000 14.933 15.497 6.717 18.867 14.600 21.433 18.367 25.000 1.312 5.333 9.160 11.873 8.253 12.167 17.073 28.567 10.177 44.367 49.933 20.633 7.920 11.387 10.837 14.100 25.233 49.267 45.700 33.033 25.400 83.000 56.033 67.933 73.300 43.667 42.733 23.167 The following 7 statistics are based on non-zero values: Mean (logs) 1.102 Variance (logs) 0.220 Standard Deviation (logs) 0.469 Skewness (logs) -1.250 Standard Error of Skewness (logs) 0.283 Serial Correlation Coefficient (logs) 0.625 Coefficient of Variation (logs) 0.426 Non- Adjusted Non- Adjusted exceedance Recurrence Estimated exceedance Estimated Probability Interval Streamflow Probability Streamflow ----------- ----------- --------- ----------- --------- 0.0100 100.00 0.407 0.0236 0.000 0.0200 50.00 0.724 0.0334 0.271 0.0500 20.00 1.593 0.0630 1.202 0.1000 10.00 2.974 0.1123 2.544 0.2000 5.00 5.774 0.2110 5.363 0.5000 2.00 15.753 0.5068 15.464 0.8000 1.25 31.407 0.8027 31.210 0.9000 1.11 40.450 0.9014 40.308 0.9600 1.04 49.469 0.9605 49.360 0.9800 1.02 54.552 0.9803 54.468 0.9900 1.01 58.483 0.9901 58.427 Note -- Adjusted parameter values include zero values and correspond with non-exceedance probabilities in column 1 and recurrence interval in column 2. Estimated values in column 3 are based on non-zero values.