“Closure” means the procedures used to permanently cease use of a facility, or portion thereof, in a manner that will minimize future risks of environmental damage and includes all required post-closure inspection, monitoring, and maintenance activities.

Source. (See Revision Note #1 at chapter heading for Env-Sw 100) #8460-B, eff 10-28-05; ss by #14103, effective 10-23-24 (formerly Env-Sw 102.31) (see Revision Note #2 at chapter heading for Env-Sw 100)