Now that you have read the post, Finding the Percentage of Inflow and Infiltration, try working the following practice problem on your own.
The average flow to your facility is 1.25 MGD. When you receive ½ inch of rain, your flow increases to 4.5 MGD. What is the percentage of inflow and infiltration?
Percent inflow and infiltration = actual flow x 100
Want to check your answer? Click here.
If you have any questions or comments about this practice problem, feel free to post in the comments section of this entry.