A composite catchment with a weighted CN of 73 experiences a 12.5-inch rainfall event. In the week prior to this, the catchment experienced a cumulative rainfall of 0.5 in. rainfall event. Please answer the following: 1. What is the AMC condition of the catchment? 2. Determine the adjusted CN based on the condition identified above. 3. Determine the runoff from the catchment for the 12.5 in. rainfall event. CN, = CN11 2.3 -0.013 CN, CNш CN 0.43 + 0.0057 CN,1 Q [CN(P + 2) – 200]? CN[CN(P - 8) + 800] AMC Condition Total Rainfall in previous 5 days Dormant Seasom Growing Season sin (177 cm) 314 in 35 cm
A composite catchment with a weighted CN of 73 experiences a 12.5-inch rainfall event. In the week prior to this, the catchment experienced a cumulative rainfall of 0.5 in. rainfall event. Please answer the following: 1. What is the AMC condition of the catchment? 2. Determine the adjusted CN based on the condition identified above. 3. Determine the runoff from the catchment for the 12.5 in. rainfall event. CN = CN11 2.3 -0.013 CNI CN111 CN, 0.43 + 0.0057 CNI Q [CN(P + 2) - 200] CN[CN(P - 8) + 800] AMC Condition Total Rainfall in previous 5 days Dormant Seasom Growing Season <0.5 in. (1.27 cm) <1.4 in. (3.5 cm)
A composite catchment with a weighted CN of 73 experiences a 12.5-inch rainfall event. In the week prior to this, the ca
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A composite catchment with a weighted CN of 73 experiences a 12.5-inch rainfall event. In the week prior to this, the ca
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