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N.C. Department of Environment and Natural Resources

NC Department of Environment and Natural Resources
Water Quality - Certified Laboratory Listings

Water Quality
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Certified Laboratory Listings

Lists of certified laboratories may be found at the following links. These lists are updated annually. If an error is found or if you have questions, contact the site administrator.

Laboratory Type List Last Updated
Commercial Laboratories In-state 3/10/2011
Commercial Laboratories Out-of-state 3/10/2011
Commercial Laboratories Certified for EPH Analysis 3/10/2011
Commercial Laboratories Certified for VPH Analysis 3/10/2011
Commercial Laboratories Certified for Hg by EPA 1631 3/10/2011
Commercial Laboratories Certified for Animal Waste Nutrient Management Analysis 3/10/2011
Commercial Laboratories Certified for E. coli Analysis 3/10/2011
Municipal and Industrial Laboratories Operated by an Industry, Municipality or Other Local Government 3/10/2011
Field Commercial Laboratories Certified to Analyze only *Field Parameters for a Fee 3/10/2011
Field Municipal and Field Industrial Laboratories Certified for only *Field Parameters 3/10/2011

*Field parameters include: pH, DO, Total Residual Chlorine, Temperature, Specific Conductance and Settleable Residue. Note: Commercial, municipal, industrial and other laboratories may also be certified to analyze field parameters in addition to the non-field parameters under their non-field certification.

The certification status of a laboratory may change at any time. For questions about the certification status of a laboratory or about the scope of accreditation, contact this office at (919) 733-3908 or contact the laboratory directly.
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