Chapter 15A NCAC 18C

SECTION .0900 - DISTRIBUTION SYSTEMS Rules .0901 - .0907 of Title 15A Subchapter 18C of the North Carolina Administrative Code (T15A.18C .0901 - .0907); has been transferred and recodified from Rules .2101 - .2107 Title 10 Subchapter 10D of the North Carolina Administrative Code …

15A NCAC 18C .0902 NUMBER OF RESIDENCES ON A WATER MAIN (a) No more than 20, or the equivalent of 20 residences shall be connected to a two-inch diameter water line, unless the main is looped or otherwise supplied from two connections with mains of adequate capacities. (b) A loop…

15A NCAC 18C .0903 DEAD-END WATER MAINS Where installation of dead-end water mains cannot be avoided, a hydrant or a valve of adequate size for flushing shall be installed at the terminal end of the line. The flush valves shall have an above-ground discharge and shall be protecte…

15A NCAC 18C .0904 PIPE LAYING (a) Trenching, pipe laying, and backfilling shall be accomplished in a manner to prevent damage to and misalignment of the pipe. Water mains shall be buried to a depth below the frost line or to a depth sufficient to provide a minimum of 30 inches c…

15A NCAC 18C .0905 TESTING NEW WATER MAINS New water mains shall be tested for leakage and any necessary repairs and re-testing shall be accomplished as specified in AWWA standards. History Note: Authority G.S. 130A-315; 130A-317; P.L. 93-523; Eff. January 1, 1977; Readopted Eff.…

15A NCAC 18C .0906 RELATION OF WATER MAINS TO NON-POTABLE WATER LINES (a) For the purposes of this Rule, sewer shall mean any existing or proposed gravity or force main used to convey sanitary or industrial process waste. (b) Lateral Separation of Sewers and Water Mains. Water ma…

15A NCAC 18C .0907 VALVES (a) Valves should be installed on all branches from feeder mains, and between mains and hydrants according to the following schedule: (1) three valves at x (crosses), (2) two valves at T's (tees), and (3) one valve on single hydrant branch. (b) All valve…

SECTION .1000 - DISINFECTION OF WATER SUPPLY SYSTEMS Rules .1001 - .1004 of Title 15A Subchapter 18C of the North Carolina Administrative Code (T15A.18C .1001 - .1004); has been transferred and recodified from Rules .2201 - .2204 Title 10 Subchapter 10D of the North Carolina Admi…

15A NCAC 18C .1002 DISINFECTION OF WELLS (a) After construction, servicing, maintenance, or any other activity or event that might lead to contamination of the water, wells shall be disinfected in accordance with ANSI/AWWA C654-13, "Disinfection of Wells." Copies may be obtained …

15A NCAC 18C .1003 DISINFECTION OF STORAGE TANKS AND DISTRIBUTION SYSTEMS (a) Water distribution systems, including storage tanks and water mains, after flushing to remove sediment and other foreign matter, and after testing for leaks, shall be disinfected in accordance with ANSI…

15A NCAC 18C .1004 DISINFECTION OF WATER TREATMENT FACILITIES (a) New water treatment facilities and existing water treatment facilities taken out of service for cleaning, inspection, maintenance, painting, repair, or other activities or events that might lead to contamination of…

SECTION .1100 - PROTECTION OF UNFILTERED PUBLIC WATER SUPPLIES Rules .1101 - .1108 of Title 15A Subchapter 18C of the North Carolina Administrative Code (T15A.18C .1101 - .1108); has been transferred and recodified from Rules .1201 - .1208 Title 10 Subchapter 10D of the North Car…

15A NCAC 18C .1102 AUTHORIZED PERSONS WITHIN WATERSHED AREA No persons, other than a duly authorized representative of the person or company supplying the water from an unfiltered public water system or a representative of the local health department, or the Department, or a game…

15A NCAC 18C .1103 HUNTING: FISHING: OR HIKING Hunting, fishing, or hiking shall not be permitted within the watershed area. History Note: Authority G.S. 130A-315; 130A-320; P.L. 93-523; Eff. January 1, 1977; Readopted Eff. December 5, 1977; Amended Eff. September 1, 1990; Pursua…

15A NCAC 18C .1104 DISPOSAL OF CARCASSES The carcass of any dead animal found within the watershed area of an unfiltered community water system shall be buried by the owner or person in charge of the animal and by the person owning or in charge of the land upon which the animal d…

15A NCAC 18C .1105 PROHIBITED CONDUCT ON WATERSHED No timbering, lumbering, construction, or reforestation operations shall be permitted on the watershed of an unfiltered public water system unless the Department determines that the project will provide for the sanitary and physi…

15A NCAC 18C .1106 INSPECTION OF WATERSHEDS The person or company supplying water from the watershed of an unfiltered source shall employ an adequate number of responsible inspectors and cause satisfactory inspection of the watershed to be made at least at quarterly intervals to …

15A NCAC 18C .1107 WATERSHED BOUNDARY SIGNS Signs advising the public of the watershed boundaries and prohibiting trespassing by all unauthorized persons shall be posted at the water works intake and along the boundaries and at entrances and accesses throughout the watershed area…

15A NCAC 18C .1108 CONTINUOUS DISINFECTION OF WATER SUPPLY The water supply shall be continuously disinfected by means of chlorination or by other methods approved by the Commission for Public Health. Equipment shall be provided to assure uninterrupted disinfection. History Note:…

SECTION .1200 - PROTECTION OF FILTERED WATER SUPPLIES 15A NCAC 18C .1201 RECREATIONAL ACTIVITIES (a) No recreational activities shall be permitted on a class I or class II reservoir without a resolution by the commission or without approval by the Department. The Department may a…

15A NCAC 18C .1202 PROTECTION OF WATER QUALITY The issuance of a resolution by the Commission for Public Health for recreational activities on public water supply reservoirs shall be contingent upon the governing authority establishing provisions for adequate sanitation facilitie…

15A NCAC 18C .1203 MAINTENANCE OF PARKS Parks or other places of resort for the use and entertainment of the public which may be established and maintained on a watershed shall be provided with sanitary facilities for the collection of garbage and disposal of sewage. Such facilit…

15A NCAC 18C .1204 FISHING (a) Fishing shall not be permitted on any Class I or Class II public water supply reservoir without a resolution granting permission by the Commission for Public Health. In order to obtain permission, a written application shall be submitted by the owne…

15A NCAC 18C .1205 PERMISSION TO FISH History Note: Authority G.S. 130A-315; 130A-320; P.L. 93-523; Eff. January 1, 1977; Readopted Eff. December 5, 1977; Transferred and Recodified from 10 NCAC 10D .1501 Eff. April 4, 1990; Repealed Eff. September 1, 1990.

15A NCAC 18C .1206 ENFORCEMENT OF FISHING REQUIREMENTS History Note: Authority G.S. 130A-315; 130A-320; P.L. 93-523; Eff. January 1, 1977; Readopted Eff. December 5, 1977; Transferred and Recodified from 10 NCAC 10D .1502 Eff. April 4, 1990; Repealed Eff. September 1, 1990.

15A NCAC 18C .1207 ANIMALS IN RESERVOIR The watering, washing or wallowing of any horses, mules, cattle, or domestic animals shall not be permitted in any class I or class II reservoir. The supplier of water may permit domestic animals within 50 feet of normal pool elevation if t…

15A NCAC 18C .1208 CONTROLLING THE DRAINAGE OF WASTES Precautions shall be taken on the watershed of class I and class II reservoirs and water intakes located on unimpounded streams to control the drainage of wastes from animal and poultry pens or lots, into such sources. History…

15A NCAC 18C .1209 UNTREATED DOMESTIC SEWAGE OR INDUSTRIAL WASTES No treated or untreated domestic sewage, treated or untreated industrial waste or by-products shall be stored on the watershed of or discharged into any public water supply reservoir or stream tributary to that res…

15A NCAC 18C .1210 SEWAGE DISPOSAL Any residence, place of business or public assembly, located on a watershed shall be provided with a sanitary means of sewage disposal. History Note: Authority G.S. 130A-315; 130A-320; Eff. January 1, 1977; Readopted Eff. December 5, 1977; Trans…

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

15A NCAC 18C .1212 BURIAL OF CARCASSES The carcass of any dead animal found within the watershed shall be buried by the owner or person in charge of the animal or the person owning or in charge of the land upon which the animal dies with a covering of at least three feet of earth…

15A NCAC 18C .1213 BURIAL GROUND No burial ground shall be established on any watershed within 1,500 feet upstream from a public water supply intake on an unimpounded stream or within 300 feet of any class I or class II reservoir. History Note: Authority G.S. 130A-315; 130A-320; …

15A NCAC 18C .1214 DISPOSAL OF ANY SUBSTANCE Any person who intends to dispose of or store any substance that may adversely affect the quality of the water, to the point of rendering the water unsuitable as a source for a public water system, shall notify the Division prior to di…

SECTION .1300 - OPERATION OF PUBLIC WATER SUPPLIES Rules .1301 - .1303 of Title 15A Subchapter 18C of the North Carolina Administrative Code (T15A.18C .1301 - .1303); has been transferred and recodified from Rules .1101 - .1103 Title 10 Subchapter 10D of the North Carolina Admini…

15A NCAC 18C .1302 TESTS, FORMS AND REPORTING (a) Required tests. If a public water system uses disinfectants or other chemicals for the treatment of water, residual disinfectant tests and other applicable water quality tests required by this Subchapter shall be made during every…

15A NCAC 18C .1303 FACILITY OVERSIGHT (a) Treatment Facility Oversight. At a minimum, the supplier of water shall ensure that during each oversight visit required by this Rule the water system's treatment facility receives a routine visual inspection from the source to the point …

15A NCAC 18C .1304 WATER SYSTEM OPERATION AND MAINTENANCE (a) Water systems shall be operated and maintained in accordance with applicable approved engineering plans and specifications, Water System Management Plan and Operation and Maintenance Plan. (b) Water systems shall be op…

15A NCAC 18C .1305 SOURCE WATER PROTECTION PLANNING (a) In compliance with G.S. 130A-320, every supplier of water operating a public water system treating and furnishing water from a surface water source shall create and implement a Source Water Protection Plan. For purposes of t…

SECTION .1400 - FLUORIDATION OF PUBLIC WATER SUPPLIES Rules .1401 - .1409 of Title 15A Subchapter 18C of the North Carolina Administrative Code (T15A.18C .1401 - .1409); has been transferred and recodified from Rules .0601 - .0609 Title 10 Subchapter 10D of the North Carolina Adm…

15A NCAC 18C .1402 FORMAL APPLICATION (a) Fluoride shall not be added to a community water system until a formal application has been submitted to and written approval is granted by the Secretary of the Department. (b) Such approval will be considered upon written application and…

15A NCAC 18C .1403 RESOLUTION History Note: Authority G.S. 130A-316; Eff. February 1, 1976; Readopted Eff. December 5, 1977; Repealed Eff. July 1, 1990 in accordance with G.S. 150B-59(c).

15A NCAC 18C .1404 FEEDING EQUIPMENT Accurate feeding equipment shall be provided for applying fluoride. Either gravimetric or volumetric dry-feed equipment or positive displacement liquid-feed equipment with accuracy within five percent shall be required. History Note: Authority…

15A NCAC 18C .1405 PROTECTION OF OPERATORS (a) Special precautions shall be taken to protect the operators from inhaling fluoride dust when handling this chemical and while charging the hoppers of the feeders. (b) Dry feeders shall be equipped with dust collectors consisting of b…

15A NCAC 18C .1406 CONTROL OF FLUORIDE PROCESS (a) Fluoride Levels. Fluoride levels shall not exceed the MCL set forth in Rule .1510 of this Subchapter. A supplier of water that is adding fluoride to the treated water shall maintain the following fluoride levels: (1) an operation…

15A NCAC 18C .1407 APPROVAL MAY BE RESCINDED Failure to thoroughly and effectively carry out the requirements governing the application of fluoride, or for other good cause, shall be considered sufficient cause to rescind the approval of the Department and to withdraw the authori…

15A NCAC 18C .1408 SEVERABILITY History Note: Authority G.S. 130A-316; Eff. February 1, 1976; Readopted Eff. December 5, 1977; Repealed Eff. July 1, 1990 in accordance with G.S. 150B-59(c).

15A NCAC 18C .1409 REFERENCE RULES History Note: Authority G.S. 130A-316; Eff. February 1, 1976; Amended Eff. January 1, 1977; Readopted Eff. December 5, 1977; Amended Eff. December 17, 1979; Repealed Eff. September 1, 1990.

SECTION .1500 - WATER QUALITY STANDARDS 15A NCAC 18C .1501 PURPOSE History Note: Authority G.S. 130A-315; P.L. 93-523; 40 C.F.R. 141; Eff. September 1, 1979; Transferred and Recodified from 10 NCAC 10D .1610 Eff. April 4, 1990; Repealed Eff. September 1, 1990.

15A NCAC 18C .1502 MONITORING OF CONSECUTIVE PUBLIC WATER SYSTEMS (a) When a public water system supplies water to one or more other public water systems the Department may modify the monitoring requirements imposed by this Section to the extent that the interconnection of the sy…

15a ncac 18c .1505 TURBIDITY SAMPLING AND ANALYSIS The requirements of this Rule shall apply only to public water systems that use water obtained in whole or in part from surface sources. The provisions of 40 C.F.R. 141.22 are hereby incorporated by reference including any subseq…