go to Water Table View.
filter on the record that you would like to add the new Usage.
select the record.
right-click.
View Water Master.
click the Usage tab. This is a list of all Usages/readings.
click the Add button at the top-right of the table. This will open a new browser tab.
fill in Read Date, Previous Reading, Current Reading, and Current Usage.
click Save at the top-right of the screen