Philip M Nyenje

4 Questions 14 Answers 0 Followers

Questions related from Philip M Nyenje

Does the SCS curve number method estimate the same runoff amount when using daily and annual rainfall?

I notice that when I use the SCS curve number method using annual rainfall amounts, I get much more runoff than when using daily or monthly runoff. How can this be explained? Is the SCS curve...

21 April 2015 5,192 30 View

How can I estimate the discharge of an ungauged catchment using runoff data of a gauged catchment?

I want to estimate the discharge at the outlet of an ungauged catchment in order to determine how much water is available for water supply. The only runoff data I have is that of a much...

09 December 2014 9,465 14 View

What is the source of bicarbonate (HCO3) in non calcareous aquifers?

Sometimes I get confused as to the source of HCO3 in non calcareous aquifers. In most literature, they say it is derived when CO2 dissolves in water. This then forms HCO3 which is a pH buffer....

20 September 2013 3,683 13 View

How do we ensure data is normally distributed before performing PCA and HCA using SPSS or R?

I want to perform principal components analysis (PCA) and cluster analysis (HCA) on a hydrochemical dataset using SPSS or R. But it is a requirement that data has to be normally distributed before...

07 August 2013 3,212 10 View