SW6230705_Design Calculations_20230831 (6)

SERENTIY 3,4 & 5
SCM 12
Drawdown Time
Temporary storage volume= 16,859 cf
Orifice#ldiameter= 2.4 in
# 1
Area of orifice= 0.0314 sf
Orifice Coefficient(Cd) = 0.60
Orifice elevation= 312.50 ft
Water elevation= 313.72 ft
Driving head(H)= 0.41 ft
Discharge(Q)= 0.096663 cfs
Drawdown time= 174407 s
48.4 hr
2_0 days