North Dakota Administrative Code
Title 33.1 - Department of Environmental Quality
Article 33.1-20 - Solid Waste Management and Land Protection
Chapter 33.1-20-08.1 - Surface Impoundment Provisions
Section 33.1-20-08.1-02 - Closure and postclosure criteria

1. Remove all standing liquids, waste and waste residues, the liners and leak detection system, and any underlying and surrounding contaminated soil. The site then must be reclaimed by regrading the site, replacing all suitable plant growth material, and properly revegetating the site; and

2. If all impoundment materials are not removed as provided in subsection 1, the owner or operator shall treat remaining liquids, residues, and soils by removal of liquids, drying, or other means and then close the impoundment and provide postclosure as provided for an industrial waste landfill under section 33.1-20-07.1-02.