S.C. Code Regs. § § 61-58.11.K

Current through Register Vol. 48, 12, December 27, 2024

Section 61-58.11.K - Analytical Methods

(1) Analyses for lead, copper, pH, alkalinity, orthophosphate, and silica, and temperature shall be conducted using EPA approved methods and other requirements listed in 40 CFR 141.23(k)(1).

(a) Analyses under R.61-58.11 shall only be conducted by laboratories that are certified by the Department.

(b) The Department has the authority to allow the use of previously collected monitoring data for purposes of monitoring, if the data were collected and analyzed in accordance with the requirements of this section.

(c) All lead and copper levels measured between the PQL and the MDL must be either reported as measured or they can be reported as one half the PQL specified for lead and copper in paragraph (1)(d) below. All levels below the lead and copper MDL must be reported as zero.

(d) The Practical Quantitation Level, or PQL for lead is 0.005 mg/L. The Practical Quantitation Level, or PQL for copper is 0.050 mg/L.

S.C. Code Regs. § 61-58.11.K

Amended by State Register Volume 38, Issue No. 9, eff. 9/26/2014; State Register Volume 46, Issue No. 12, eff. 12/23/2022.