15A NCAC 18C .1211. GROUND ABSORPTION SEWAGE COLLECTION: TREATMENT/DISP SYSTEMS

(a)  No facility, including but not limited to a residence, mobile home, mobile home park, multi‑unit building or dwelling, place of business or place of public assembly on a lot located on a watershed of a class I or class II reservoir or on the watershed of the portion of a stream classified as WS‑I, WS‑II, WS‑III, WS-IV, or WS-V extending from a class I reservoir to a downstream intake of a water purification plant shall use a ground absorption sewage disposal system unless all of the following criteria are met:

(1)           The lot includes 40,000 square feet or more, except as provided in Subparagraphs (a)(2) and (a)(3) of this Rule;

(2)           The lot shall include enough total area to equal an average of 40,000 square feet per residential dwelling unit for a multiple unit residential building or mobile home park;

(3)           The lot shall include enough total area to  equal an average of 40,000 square feet for each business within a multiple unit place of business or place of public assembly;

(4)           The lot for any business or place of public assembly for which the anticipated wastewater generated exceeds 1250 gallons per day will require an additional 40,000 square feet of area per each additional 1250 gallons per day or portion thereof.  The anticipated wastewater generated shall be determined in accordance with 15A NCAC 18A .1949;

(5)           The lot size requirement shall be determined by excluding streets; and

(6)           Compliance with all other applicable state and local rules and laws is achieved.

(b)  The Director of the Division or his authorized representative, shall have authority, when special local factors permit or require it in order to protect the public health adequately and to ensure proper health and sanitary conditions, to increase the lot size requirements in particular cases upon a determination based on any of the following factors:

(1)           size of the reservoirs;

(2)           quantities and characteristics of the wastes;

(3)           type of business, use, or activity;

(4)           coverage of lot area by structures, parking lots and other improvements; and

(5)           type and location of the water supply.

(c)  The requirements of this Rule do not apply to those portions of a water supply reservoir watershed which are drained by waters classified other than for water supply use (WS-I, WS-II, WS-III, WS-IV, and WS-V).  These requirements become effective whenever funds have been appropriated either for purchase of land or for construction of a class I or class II reservoir.

 

History Note:        Authority G.S. 130A‑315; 130A‑320; P.L. 93‑523;

Eff. February 1, 1987;

Amended Eff. December 1, 1988;

Transferred and Recodified from 10 NCAC 10D .1313 Eff. April 4, 1990;

Amended Eff. July 1, 1994; September 1, 1990.