Lubbock and the county it’s in is notoriously dry due to religious influences. It is a central theme of that section of Michener’s book “Texas”.
Dry counties are so called because whiskey is not for sale. It says nothing about how much whiskey drinking is going on. My own family hometown of Benton County, Arkansas. Dry county to this day. Whiskey consumption considerable. Of course when the Baptists drive over the state line, they don’t recognize one another in the liquor stores.
Hmmm....
then I suggest it is an armadillo burrow