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Please solve the following problem and show all work. Thank you!

Determine the 4-hr unit hydrograph using the following data for a watershed having a drainage area of 200 km2, assuming a constant rainfall abstraction rate and a constant baseflow of 20 m/s. Present your results in tabular and graphical forms. Four-hour period Rainfall (cmQ(m/s) 1.0 2.5 4.0 2.0 20 30 60 95 130 170 195 175 70 25 20 10

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Ansuwe Dna? Base fial) 2.0 m /sec 4--hr unic hy dog½aph DİRI Ron → O1 t썹dAogTafn | () |ca.D.-ca@ Col Colom554 30 60 95 30 2- 4 4ST 13 53 9.85 23·07 31.5 l1o 1 SO 173 13s 50 เจ5 90 ao 25 20

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