North Carolina Administrative Code
Title 15A - Environmental Quality
Chapter 08 - WATER POLLUTION CONTROL SYSTEM OPERATORS CERTIFICATION COMMISSION
Subchapter G - AUTHORITY: ORGANIZATION: STRUCTURE: DEFINITIONS
Section .0300 - CLASSIFICATION OF WATER POLLUTION CONTROL SYSTEMS
Section 08G .0307 - CLASSIFICATION OF SUBSURFACE WATER POLLUTION CONTROL SYSTEMS

(a) Systems permitted under rules adopted by the Environmental Management Commission that utilize the soil for the subsurface treatment and disposal of wastewater shall be classified as subsurface water pollution control systems.

(b) Any subsurface water pollution control system that is required to have a certified operator under 15A NCAC 18A .1961 shall be deemed classified as a subsurface water pollution control system.

(c) Any subsurface water pollution control system that has as part of its treatment process a water pollution control system that may be classified under Rules .0302 through .0306 of this Section shall be subject to additional classification if required by rules for wastewater systems adopted by the Commission for Public Health based upon system complexity and the designated treatment standard. If the subsurface system consists only of septic tanks, pump tanks, siphon or pump dosing systems, media filters, grease traps or grease interceptors, or oil/water separators, and subsurface disposal of the wastewater, additional classification shall not be required.