North Carolina Administrative Code › Title 15A - Environmental Quality › Chapter 02 - Environmental Management › Subchapter C - WELL CONSTRUCTION STANDARDS › Section .0200 - CRITERIA AND STANDARDS APPLICABLE TO INJECTION WELLS › Section 02C .0223 - GEOTHERMAL DIRECT EXPANSION CLOSED-LOOP WELLS

Current through Register Vol. 39, No. 2, July 15, 2024
(a)
				  "Geothermal Direct Expansion Closed-Loop Wells" means wells used to house a
				  subsurface system of closed-loop pipe that circulates refrigerant gas for
				  heating and cooling purposes. Only gasses that the Department of Health and
				  Human Services' Division of Public Health determines not to adversely affect
				  human health in compliance with
				  G.S.
				  130A-5 shall be used.
(b) Permitted by Rule. Direct Expansion
				  Closed-Loop Geothermal Wells are permitted by rule when constructed and
				  operated in accordance with the rules of this Section.
(c) Individual Permits. If an individual
				  permit is required pursuant to Rule .0217 of this Section, then an application
				  for permit renewal shall be made at least 120 days prior to the expiration date
				  of the permit.
(d) Notification. In
				  addition to the requirements set forth in Rule .0211 of this Section,
				  notification for systems designed to serve a single family residence shall be
				  submitted two or more business days prior to construction and 30 days or more
				  for all other installations. The notification shall be submitted to the
				  Director and to the county health department. The notification shall be made
				  using one form per operation supplied by the Director and shall include:
(1) the well owner's name, address, telephone
				  number, email address (if available), and whether the owner is a federal,
				  State, private, public, or other entity. If the well operator is different from
				  the owner then the same information shall be provided for the well
				  operator;
(2) the physical location
				  of the well;
(3) a description of
				  the proposed injection activities;
(4) a scaled, site specific map showing the
				  following:
(A) any water supply well and
				  surface water body; septic system including drainfield, waste application area,
				  and repair area; and any other potential sources of contamination listed in
				  Subparagraph (e)(6) of this Rule within 250 feet of the proposed injection
				  wells;
(B) property boundaries
				  within 250 feet of the parcel where the proposed wells are located;
				  and
(C) an arrow orienting the site
				  to one of the cardinal directions;
(5) the type of gas to be used in the
				  closed-loop geothermal well system. Only approved gases shall be used in any
				  closed loop geothermal well system;
(6) plans and specifications of the surface
				  and subsurface construction details of the system;
(7) the heating and cooling system
				  installation contractor's name and certification number, address, email address
				  (if available), and telephone number;
(8) a description of how the items identified
				  in Part (d)(4)(A) of this Rule will be protected during well construction;
				  and
(9) any other information
				  necessary for the Department to ensure compliance with
				  G.S.
				  87-84.