NAC445A.54264. Scope of certification.

     1. Laboratory testing is the category of testing specified in Figure 1-3 of the standards for which a laboratory may obtain certification pursuant to the provisions of NAC 445A.542 to 445A.54296, inclusive.

     2. The scientific disciplines within the category of testing specified in subsection 1 for which a laboratory may obtain certification are:

     (a) Chemistry;

     (b) Microbiology; and

     (c) Radiochemistry.

     3. A laboratory may obtain certification pursuant to the provisions of NAC 445A.542 to 445A.54296, inclusive, for any program relating to the analysis of drinking water approved by the Environmental Protection Agency pursuant to the Federal Act.

     4. Except as otherwise provided in subsection 5, the approved methods of testing for which a laboratory may obtain certification are set forth in:

     (a) 40 C.F.R. §§ 141.21(f), 141.23(k)(1), 141.24(e), 141.25(a) and (b), 141.40(n)(11), 141.74(a), 141.142(b), 141.143(b) and 143.4(b); and

     (b) The publications adopted by reference pursuant to the provisions of subsections 1 to 13, inclusive, 15 to 18, inclusive, 20, 23 and 24 of NAC 445A.54254 and subsections 1, 2 and 4 of NAC 445A.54258.

     5. A laboratory may obtain certification to use a performance-based measurement system or any other alternative method of testing if the Environmental Protection Agency indicates in the Federal Register that the method of testing is equivalent to an approved method of testing and the laboratory:

     (a) Complies with the provisions of subsection 5 of NAC 445A.54268; and

     (b) Provides proof and evaluates the performance-based measurement system or any other alternative method of testing in accordance with the provisions of:

          (1) Appendix E of chapter 5 of the Standards; and

          (2) 40 C.F.R. § 141.27.

     6. To be certified to conduct an analysis of an analyte using an approved method of testing specified in subsection 4, the analyte must be listed by the Bureau in the approved method of testing pursuant to that subsection.

     (Added to NAC by Bd. of Health by R203-99, eff. 8-1-2001)