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Seattle,Washington <br /> M)1 i , , www.pacland.com <br /> 1206.522.9510 <br /> TURNING VISIONS INTO REALITY <br /> 515.9 0.041 0.456 10.22 0.000 <br /> 516.0 0.035 0.459 11.50 0.000 <br /> I/ 516.1 0.029 0.461 12.84 0.000 <br /> 516.1 0.021 0.463 14.23 0.000 <br /> 516.2 0.000 0.463 15. 67 0.000 <br /> II516.3 0.000 0.000 17.17 0.000 <br /> MITIGATED LAND USE <br /> IIANALYSIS RESULTS <br /> Flow FrequencyReturn Periods for Predeveloped. POC #1 <br /> Return Period Flow(ofs) <br /> 11 2 year 0.916303 <br /> 5 year 1.293478 <br /> 10 year 1.590371 <br /> 25 year 2.02412 <br /> III 50 year 2.393209 <br /> 100 year 2.804714 <br /> Flow Frequency Return Periods for Mitigated. POC #1 <br /> Return Period Flow(ofs) <br /> 2 year 0.904257 <br /> 5 year 1.267284 <br /> 10 year 1.551432 <br /> 25 year 1.964607 <br /> 50 year 2.314703 <br /> 100 year 2.703704 <br /> Yearly Peaks for Predeveloped and Mitigated. POC #1 <br /> Year Predeveloped Mitigated <br /> 1950 0.770 0.764 <br /> 1951 0.882 0.874 <br /> 1952 0.921 0. 912 <br /> il 1953 0.738 0.733 <br /> 1954 0.791 0.785 <br /> 1955 0.808 0.801 <br /> 1956 1.292 1.221 <br /> 1957 0.757 0.751 <br /> 1958 0.850 0.844 <br /> 1959 2.545 2.446 <br /> 1960 0.839 0.832 <br /> 1961 0.839 0.833 <br /> 1962 3.143 3.031 <br /> 1963 0.859 0.853 <br /> 1964 1.125 1.052 <br /> 1965 0.831 0.825 <br /> 1966 0.659 0. 655 <br /> U 1967 0.715 0.710 <br /> 1968 1.573 1.530 <br /> 1969 1.018 0. 966 <br /> 1970 0.838 0.831 <br /> 1971 0.746 0.740 <br /> Everett Mall Plaza Parcel III Retail Expansion Stormwater Site Plan Page 49 <br />