A meter that is the wrong size for its customer, an aging meter nobody has tested in a decade, and a leak nobody has gone looking for all quietly drain the same thing from a utility: revenue and treated water that will never be recovered once it is gone. As a Class 2 operator, you move beyond simply reading meters and start being responsible for whether the numbers you are reading can actually be trusted - and for the routine legwork that catches loss before it becomes a crisis.
Meter Sizing Basics
Every meter has a flow range it is designed to measure accurately, bounded by a minimum flow (below which registration becomes unreliable) and a maximum flow (above which the meter is damaged or inaccurate). Sizing a meter means matching that range to the customer's actual expected demand - not simply matching the meter size to the service line's pipe diameter.
Undersized meters rest