"Release of a hazardous substance" means the discharge, deposit, injection, dumping, spilling, emitting, leaking, escaping, leaching, pumping, pouring, emptying, disposing or placing of a hazardous substance into the air or on land or the waters of the State. The term does not include a release of a hazardous substance:
Nev. Admin. Code § 459.9712
NRS 459.485, 459.500