(a) No person, firm or corporation shall detonate explosives within the corporate limits without arranging and having present a seismologist at each and every blast to record the following data. A minimum of three (3) monitoring stations shall be utilized.
(1) Identification of instruments used.
(2) Name of observer(s).
(3) Name of interpreter.
(4) Distance of recording stations from area of detonation.
(5) Recording station or location in structure.
(6) Maximum amplitudes for all components measured.
(7) Frequency of ground motion in cycles per second, if applicable.
(8) Maximum particle velocity for all components measured.
(9) Maximum sound pressure level.
(b) Written notice of the exact time and place of the use of explosives shall be given to the Planning Commission, the Council and the seismologist at least seven (7) days before such explosion shall be detonated. It shall be the duty of the seismologist to attend all such detonations on the date and at the time and place requested and to notify the permittee of any alternative date and time in the event the same is necessary to be rescheduled. The seismologist shall issue written reports on each and every blasting event to the Council and to comment upon compliance with regulations and standards herein established. The seismologist shall have other duties and responsibilities as shall be assigned to him by the Planning Commission.
(Ord. 1396. Passed 8-13-92.)