The repquota command is prints a summary of quotas and disk usage for a file system specified by the filesystem parameter.  Important flags of repquota commands are as follows:

-a Specifies that quotas are printed for all file systems enabled with quotas in the /etc/filesystems file.
-c Changes the output of the command to a colon-delineated format.
-g Specifies that only group quotas are printed.
-l Enables long user names to be printed on the repquota report.
-u Specifies that only user quotas are printed.
-v Prints a header line before the summary of quotas for each file system