A.
Any person or entity who causes or is legally responsible for a spill, release, discharge or seepage ("release") or a threat of release of any hazardous material, oil or gasoline on or in any land or waters of Nantucket, or other land or waters in circumstances posing an immediate threat to persons or property within Nantucket, shall be liable to the Town of Nantucket, without regard to fault, for any and all costs incurred by the Town of Nantucket as a result of such release or threatened release ("Town costs") other than costs to assess, contain or remediate the release or threatened release ("response action costs").
B.
Town costs shall comprise the costs for Town personnel and their agents, including police and fire personnel, to secure and protect the health, safety and welfare of persons and property, both public and private, and include (1) actual payroll costs for all Town personnel involved in the activities, (2) all costs for disposable materials used in the activities, (3) all costs for repair or replacement of equipment or materials damaged in the activities, (4) all other costs incurred by the Town, including personnel, rental of equipment, towing services, and the like, and (5) an administrative fee of 10% of the total actual costs incurred by the Town.