Question: A eatchment scheme and rainfall stations across the catchment are shown in Figure 1 . Rainfall depth at each station are in table 1 .

A eatchment scheme and rainfall stations across the catchment are shown in Figure 1. Rainfall
depth at each station are in table 1. The total catchment area is 50km2
Draw Thiesson polygons
Calculate the polygon area and calculate Thiesson weight for each rainfall gauge.
Calculate average rainfall over the catchment in each day by Thiesson polygon method.Figure 1: catchment and rainfall stations
Table 1: observed rainfall.
Use methods taught in this subject. Show calculation steps in your solution.
A eatchment scheme and rainfall stations across

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