5607.1.1 Conditions of Approval. The Fire Marshal shall set other conditions to the approval of a permit application that are necessary, in his opinion, to adequately protect the public health and safety. These conditions may include, but are not limited to, reduced allowable particle velocities, additional monitoring, increased insurance protection, hours of operation, type and amount of explosives used and engineered blasting plans.
5607.17 Blast Monitor Required. A blast monitor, such as a seismic blast-recording machine, is required in connection with all permits issued inside the City limits of San Antonio unless specifically exempted by the Fire Marshal. Recordings shall comply with Bureau of Mines Standards for safety and property protection. Seismic readings for each blast shall be submitted to the Fire Marshal's office after each blast for record keeping as appropriate.
Normally someone regulates it city, county or state, and there are some rules.