Notes on Hydrologic Activities: Bulletin ...United States. Inter-agency Committee on Water Resources, Water Resources Council (U.S.). Hydrology Committee U.S. Water Resources Council., 1973 - Hydrology |
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23 YRS METHOD Annual Peaks average AVG 1/2 RECORD comparison computed probability confidence limits deviation of logarithms Example Exceedance frequency Exceedance interval expected probability adjustment Fishkill Creek flood data flood estimates flood events flood flow frequency flood frequency curve Floyd River frequency analysis frequency curve frequency estimate frequency per hundred gage given ground water ground-water reservoir high outlier historic data historic flood hydrologic incomplete record Jones Springs level of significance log Q log-Pearson Type logarithm of flows logarithmic mean low outliers MDST Mean logarithm MPRI normal distribution observed obtained peak flow Pearson Type period PLOT PLOT PLOT plotting position ratio recommended sample selected exceedance probability short record similar watersheds skew coefficient specified split record standard deviation standard error STATIONS AVG 1/2 statistics Step streamflow systematic record Table Type III distribution U.S. Geological Survey USGS Water Resources Council watershed zero flood ZONE