Basic Hydrology - Water Resources Board
Basic Hydrology - Water Resources Board
Basic Hydrology - Water Resources Board
You also want an ePaper? Increase the reach of your titles
YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.
Introduction to <strong>Hydrology</strong><br />
OKLAHOMA STATE UNIVERSITY<br />
Biosystems and Agricultural Engineering Department<br />
<strong>Water</strong> Balance Equations<br />
• Primary conservation law in hydrology is mass<br />
balance:<br />
P + G<br />
in<br />
− ( Q + ET<br />
I<br />
+ G<br />
− Q<br />
out<br />
= ΔS<br />
) = ΔS