📘 hydrology

1. **State the problem:** We need to estimate the peak flooding from a catchment area using the rational method. 2. **Given data:**

1. **State the problem:** We have a catchment area of 1500 m² that received $x$ mm of rainfall in July. 2. The evaporation loss is given as 15 cm, which equals 150 mm (since $1$ cm

1. **State the problem:** We have a catchment area of 1500 m² that received $x$ mm of rainfall in July. The evaporation loss is 15 cm, and the average flow rate at the outlet is 1.