Wisconsin Administrative Code
Department of Natural Resources
NR 600-699 - Environmental Protection - Hazardous Waste Management
Chapter NR 665 - Interim License Hazardous Waste Treatment, Storage And Disposal Facility Standards
Subchapter W - Drip Pads
Section NR 665.0445 - Closure

Universal Citation: WI Admin Code ยง NR 665.0445

Current through August 26, 2024

(1) At closure, the owner or operator shall remove or decontaminate all waste residues, contaminated containment system components (such as pads and liners), contaminated subsoils, and structures and equipment contaminated with waste and leakage, and manage them as hazardous waste.

(2) If, after removing or decontaminating all residues and making all reasonable efforts to effect removal or decontamination of contaminated components, subsoils, structures and equipment as required in sub. (1), the owner or operator finds that not all contaminated subsoils can be practically removed or decontaminated, the owner or operator shall close the facility and perform long-term care in accordance with closure and long-term care requirements that apply to landfills (s. NR 665.0310). For licensed units, the requirement to have a license continues throughout the long-term care period.

(3)

(a) The owner or operator of an existing drip pad, as defined in s. NR 665.0440, that does not comply with the liner requirements of s. NR 665.0443(2) (a) shall do all of the following:
1. Include in the closure plan for the drip pad under s. NR 665.0112 both a plan for complying with sub. (1) and a contingent plan for complying with sub. (2) in case not all contaminated subsoils can be practicably removed at closure.

2. Prepare a contingent long-term care plan under s. NR 665.0118 for complying with sub. (2) in case not all contaminated subsoils can be practicably removed at closure.

(b) The cost estimates calculated under ss. NR 665.0112 and 665.0144 for closure and long-term care of a drip pad subject to this subsection shall include the cost of complying with the contingent closure plan and the contingent long-term care plan, but are not required to include the cost of expected closure under sub. (1).

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