North Carolina Surface Impoundments regulations & environmental compliance analysis

North Carolina Surface Impoundments: What you need to know

Governing Law and Regulations

Hazardous waste surface impoundment rules: 15A North Carolina Administrative Code (NCAC) 13A.0109(l)(1), 15A NCAC 13A.0109(l)(2), and 15A NCAC 13A.0110(k) (interim status)

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Organic air emissions standards: 15A NCAC 13A.0109(w) and 15A NCAC 13A.0109(x); 15A NCAC 13A.0110(t) and 15A NCAC 13A.0110(u) (interim status)

Design and construction requirements:

General construction standard: 15A NCAC 13A.0109(l)(2)(G)

Liners: 15A NCAC 13A.0109(l)(2)(A) to 13A.0109(l)(2)(D)

Leachate collection system: 15A NCAC 13A.0109(l)(2)(E) and 15A NCAC 13A.0109(l)(2)(F)

Regulatory Agency

North Carolina Department of Environmental Quality (DEQ) Division of Waste Management Hazardous Waste Section

See national section for basic information and federal regulations.

Comparison: State vs. Federal

Rules. North Carolina adopts by reference the federal surface impoundment rules and adds some state requirements for permitted facilities. The state rules include design and construction standards for liners and leachate collection systems and facility fees.

Administration and enforcement. The North Carolina Department of Environmental Quality's (DEQ) Division of Waste Management administers and enforces the surface impoundment requirements in North Carolina.

State Requirements


General Construction Standard

15A NCAC 13A.0109(l)(2)(G)

Hazardous waste surface impoundments in North Carolina have to be built to prevent landslides, slippage, and slumping.


15A NCAC 13A.0109(l)(2)(A) to 13A.0109(l)(2)(D)

In addition to meeting the federal standards, surface impoundments must have the following:

  • Two liners
  • Artificial liners equal to or more than 30 millimeters in thickness
  • Clay liners equal to or more ...

Read more about Surface Impoundments

More on this topic:

Governing Law and Regulations
Regulatory Agency
Comparison: State vs. Federal
State Requirements