EA
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Applications for Registration and Certification
Applications are for direct accreditation with the Wisconsin Department of Natural Resources (DNR).The DNR is not a National Environmental Laboratory Accreditation Program (NELAP) accrediting authority. The DNR does not recognize NELAP…
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Training
These resources are provided as guidance and may not reflect current acceptable practices in compliance testing.
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Private Well Water Testing
Locating a laboratory to perform drinking water testing can be a confusing proposition. The phone book will likely provide a list; however, you may want the laboratory you choose to be credentialed in some manner. Testing to Have Performed on…
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Proficiency Testing (PT)
Proficiency testing samples are prepared by an approved, third party vendor to contain a known (only to the vendor) concentration of one or more target analytes.
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Spreadsheets, forms, checklists and documents
The laboratory can customize these spreadsheets, forms, checklists and documents to help with laboratory testing and fit their needs.
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NR 149 Code Updates
An update to administrative code, chapter NR 149, has been completed. This update was published on March 1, 2021. The effective date is June 29, 2021.NR 149 - June 2021On March 19, 2021, Brandy Baker-Muhich provided a Webinar on how this new update…
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Method Detection Limit (MDL)
"Method detection limit," or "MDL," means the minimum measured concentration of a substance that can be reported with 99% confidence that the measured concentration is distinguishable from method blank results. The MDL is generated according to the…
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Analyte Groups
"Analyte group" means a set of analytes that can be determined using the same method or technology and that constitutes a unit, acknowledged by the department, of the third tier of accreditation under s. NR 149.13 (4).The selection of an analyte…
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Annual Certification and Registration Renewal
Once your laboratory becomes certified or registered with the Wisconsin DNR Laboratory Accreditation Program, you will need to complete the following two tasks each year.
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Lab of the Year Awards
Each year, the Laboratory Accreditation Program recognizes a laboratory for its outstanding commitment to producing high quality data by presenting this award.Nominees must be laboratories located in Wisconsin.Nominations may be made by anyone with…