53:119 Hydrology
Problem #8
Areal Average Precipitation for a Watershed


Analyze the areal-average precipitation for a watershed where rainfall was measured at four gage sites during a storm.

Gage Rainfall (in)
A 3.6
B 2.2
C 1.8
D 2.9

Determine the areal-average (in inches) based on the:

  1. Arithmetic Method
  2. Thiessen Polygon Method (include a diagram showing the Thiessen pologns on a copy of the watershed map).

Last changed on 08/31/12 by aab.