For the purpose of this chapter, the following terms, phrases and words shall have the following meanings:
EXPENSES: All costs incurred for the response, containment and/or removal and disposal of hazardous materials on initial remedial action. It includes, but is not necessarily limited to, the actual labor costs of government and other personnel including workers' compensation benefits, fringe benefits, administrative overhead, and any costs of equipment, equipment operation, materials, disposal and any contract labor or materials.
HAZARDOUS MATERIALS EMERGENCY: A sudden and unexpected release of any substance that, because of its quantity, concentration or physical, chemical or infectious characteristics, presents a direct and immediate threat to public safety or the environment, and requires immediate action to mitigate the threat. (Ord. 2015-04, 11-5-2015)