No person shall willfully obstruct, hinder or delay any person in the enforcement or execution of any order, rule, regulation, or plan issued pursuant to the authority contained in this chapter. Whoever intentionally fails to comply with the directives of emergency authorities promulgated under this chapter during a state of emergency, or during any training program or exercise, may be fined not less than $100, nor more than $1,000, or in default of payment thereof may be imprisoned in the county jail for a period not more than 30 days. Each act of hindrance, obstruction or noncompliance with orders of the authorities described in this ordinance shall constitute a separate offense.