California Code, Health and Safety Code - HSC § 114785

Each privately owned and publicly owned public utility operating a nuclear powerplant with a generating capacity of 50 megawatts or more shall establish a system of offsite radiation monitoring devices as specified by the Nuclear Regulatory Commission pursuant to Regulatory Guide 1.97 or related standards. The utility shall consult with the department and the appropriate county emergency services agency regarding the type, number, and locations of the radiation monitoring devices. The consultation with the department and the appropriate county emergency services agency shall be completed prior to submitting a plan to the Nuclear Regulatory Commission regarding the radiation monitoring devices.