A system and method is provided for identifying any one or more of a plurality of blast holes in a drill pattern. The method involves providing each blast hole in a drill pattern with an individually identifiable first identifier and a GPS device capable of relaying identification and location data for the respective blast hole. A data reception system is provided to receive the data and store it in a database for processing purposes. The information may be later used to correlate any one or more of the blast holes with a corresponding detonator.