Every county wherein is located one or more nuclear facilities or which is designated as an affected county, shall, within 6 months of the designation and in conformity with criteria and guidelines established, prepare and submit to the department and the division a county radiation emergency response plan which coordinates and supplements and, if necessary, replaces radiation emergency response plans of municipalities within its jurisdiction. The county emergency response plan shall, after initial approval, be updated at least every 18 months.
N.J.S. § 26:2D-42