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Virginia Administrative Code (Last Updated: January 10, 2017) |
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Title 1. Administration |
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Agency 30. Department of General Services |
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Chapter 41. Regulation for the Certification of Laboratories Analyzing Drinking Water |
Section 340. Analytical methodology
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A. Laboratories shall meet the sampling and analytical methodology requirements incorporated by reference at 1VAC30-41-55 for primary inorganic chemical contaminants, primary organic chemical contaminants, alternative testing methods for chemistry, and secondary maximum contaminant levels.
B. Laboratories shall meet the requirements of Chapter IV, Section 5.1 of the Manual with the exception of Tables IV-2 through IV-5 and Table IV-11.
C. A drinking water laboratory shall perform a minimum of five water analyses monthly for each chemical contaminant for which the laboratory is certified in order to maintain certification status or qualify for initial certification.
D. Exceptions to laboratory certification requirements of 1VAC30-41-20 B 2.
1. Laboratory testing for alkalinity, calcium, chlorite, conductivity, disinfectant residual, orthophosphate, pH, silica, temperature, and turbidity for compliance purposes may be performed by laboratories or persons not certified under this chapter but acceptable to VDH-ODW.
2. This testing shall be performed using approved sampling and analytical methodology as incorporated by reference into 1VAC30-41-55 C.
3. Laboratories performing this testing shall meet the requirements of Chapter IV, Section 5.2 of the Manual, with the exception of Tables IV-2 through IV-5.
Historical Notes
Derived from Volume 30, Issue 14, eff. May 1, 2014.