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r • <br /> Stormwater Pollution Prevention Plan <br /> ANALYSIS RESULTS <br /> Flow Frequency Return Periods for Predeveloped. POC #1 <br /> Return Period Flow(cfs) <br /> 2 year 0.203657 <br /> 5 year 0.359848 <br /> 10 year 0.493766 <br /> 25 year 0.702029 <br /> 50 year 0.888369 <br /> 100 year 1.103904 <br /> Flow Frequency Return Periods for Mitigated. POC #1 <br /> Return Period Flow(cfs) <br /> 2 year 0.203657 <br /> 5 year 0.359848 <br /> 10 year 0.493766 <br /> 25 year 0.702029 <br /> 50 year 0.888369 <br /> 100 year 1.103904 <br /> Annual Peaks for Predeveloped and Mitigated. POC #1 <br /> Year Predeveloped Mitigated <br /> 1949 0.172 0.172 <br /> 1950 0.459 0.459 <br /> 1951 0.098 0.098 <br /> 1952 0.176 0.176 <br /> 1953 0.279 0.279 <br /> 1954 0.413 0.413 <br /> 1955 0.331 0.331 <br /> 1956 0.142 0.142 <br /> 1957 0.346 0.346 <br /> 1958 0.654 0.654 <br /> 1959 0.141 0.141 <br /> 1960 0.196 0.196 <br /> 1961 0.860 0.860 <br /> 1962 0.320 0.320 <br /> 1963 0.589 0.589 <br /> 1964 0.131 0.131 <br /> 1965 0.093 0.093 <br /> 1966 0.078 0.078 <br /> 1967 0.140 0.140 <br /> 1968 0.256 0.256 <br /> 1969 0.730 0.730 <br /> 1970 0.118 0.118 <br /> 1971 0.296 0.296 <br /> 1972 0.622 0.622 <br /> 1973 0.200 0.200 <br /> 1974 0.202 0.202 <br /> 1975 0.235 0.235 <br /> 1976 0.165 0.165 <br /> 1977 0.090 0.090 <br /> 44 <br />