15A NCAC 02T .0706 SETBACKS
(a) The setbacks for Infiltration Units shall be as follows:
Any habitable residence or place of public assembly under separate ownership
or not to be maintained as part of the project site 400
Any habitable residence or place of public assembly owned by the permittee
to be maintained as part of the project site 200
Any private or public water supply source 100
Surface waters (streams – intermittent and perennial, perennial waterbodies, and wetlands) 200
Groundwater lowering ditches (where the bottom of the ditch intersects the SHWT) 200
Subsurface groundwater lowering drainage systems 200
Surface water diversions (ephemeral streams, waterways, ditches) 50
Any well with exception of monitoring wells 100
Any property line 200
Top of slope of embankments or cuts of two feet or more in vertical height 100
Any water line from a disposal system 10
Any swimming pool 100
Public right of way 50
Nitrification field 20
Any building foundation or basement 15
Impounded public water supplies 500
Public shallow groundwater supply (less than 50 feet deep) 500
(b) Setbacks in Paragraph (a) of this Rule to surface waters, groundwater lowering ditches, and subsurface groundwater lowering drainage systems shall be 100 feet if the treatment units are designed to meet a Total Nitrogen of 7 mg/l and Total Phosphorus of 3 mg/l effluent limit.
(c) Setbacks in Paragraph (a) of this Rule to surface waters, groundwater lowering ditches, and subsurface groundwater lowering drainage systems shall be 50 feet if the treatment units are designed to meet a Total Nitrogen of 4 mg/l and Total Phosphorus of 2 mg/l effluent limit. This setback provision does not apply to SA waters.
(d) Treatment and storage facilities associated with systems permitted under this Section shall adhere to the setback requirements in Section .0500 of this Subchapter except as provided in this Rule.
(e) Setback waivers shall be written, notarized, signed by all parties involved and recorded with the County Register of Deeds. Waivers involving the compliance boundary shall be in accordance with 15A NCAC 02L .0107.
History Note: Authority G.S. 143-215.1; 143-215.3(a);
Eff. September 1, 2006.