S.C. Code Ann. § 49-4-50 – Reports of quantity of water withdrawn; methods for determining quantity

(A) A surface water user in the State shall file annually before January thirty with the department a report, on forms furnished by the department, of the quantity of water withdrawn.
(B) The quantity of surface water withdrawn must be determined by one of the following:
1. (1) flow meters accurate to within ten percent of calibration;
2. (2) the rated capacity of the pump in conjunction with the use of an hour meter, electric meter, or log;
3. (3) the rated capacity of the cooling systems;
4. (4) any standard or method employed by the United States Geological Survey in determining these quantities;
5. (5) any other method found to provide reliable water withdrawal data approved by the department.
(C) The surface water withdrawer is not required to submit the surface water withdrawal report required by subsection (A) if the monthly quantity withdrawn from each intake is being reported to the department as a result of another environmental program reporting requirement, permit condition, or consent agreement.