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• Average Land Slope (percent): 16 <br />Time of Concentration (hrs): 0.15 <br />DITCH C23 <br />Graphical Peak Discharge <br />Project: NUCLA MINE <br />Location: DITCH C23 <br />By: GL date: 02/17/06 <br />Checked: Date: <br />Developed <br />1. Data: <br />Drainage area :....................A = 4.8000 Acres <br />• Runoff Curve Number :.............CN = 82 <br />Time of Concentration:...........Tc = 0.15 <br />Storm Type :....................... = 11 <br />Pond and swamp areas spread <br />throughout watershed ............... = 0.00 percent of A <br />0.0000 Acres <br />2. Frequency ........................yr = 100 <br />3. Rainfall,P(24-hour) ..............in = 3.00 <br />4. Initial abstraction, la............ = 0.4390 <br />• REVISED MARCH 2006 <br />Attachment 2.05.3(3)-1-48 <br />