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Forward Landfill HYDROLOGY <br /> Compost Pond 07/17/2014 <br /> Stage-Storage Data Table <br /> Description Elevation Area Depth Avg.Area Volume Volume <br /> Feet Sq-Ft CU-FT AC-FT <br /> Bottom 22 2,892.46 N/A N/A 0 0.0 <br /> Process Water 23 11,521.07 1 7,207 7,207 0.2 <br /> Process Water 24 25,962.75 1 18,742 18,742 0.6 <br /> Process Water 25 44,699.40 1 35,331 35,331 1.4 <br /> Process Water 26 59,079.09 1 51,889 51,889 2.6 <br /> Process Water 27 62,982.98 1 61,031 61,031 4.0 <br /> Process Water 28 65,456.35 1 64,220 64,220 5.5 <br /> Process Water 29 67,960.04 1 66,708 66,708 7.0 <br /> Process Water 30 70,494.44 1 69,227 69,227 8.6 <br /> Process Water 31 73,057.17 1 71,776 71,776 10.2 <br /> Freeboard 32 75,651.48 1 74,354 74,354 11.9 <br /> Freeboard 33 78,277.37 1 76,964 76,964 13.7 <br /> Freeboard 34 80,939.06 1 79,608 79,608 15.5 <br /> Top 35 83,639.58 1 82,289 82,289 17.4 <br /> Storage and Freeboard <br /> Required Volume Notes <br /> Sediment Volume 0 Ac-Ft (1) <br /> Process Water Storage 10.1 Ac-Ft (2) <br /> Flood(25YR-24HR)Storage 5.4 Ac-Ft <br /> Total Required Storage 10.1 Ac-Ft (3) <br /> Provided 17.4 Ac-Ft (4) <br /> Freeboard Volume 7.3 Ac-Ft (5) <br /> Freeboard Depth 4.2 (6) <br /> Required Freeboard Depth 2.2 Feet (7) <br /> Direct Precipitation 2.83 Inches (8) <br /> Minimum Freeboard 2.0 Feet <br /> Reserve Freeboard 2.0 (9) <br /> Hydrology Compost Pond Page 2 of 6 <br />