External Services
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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 2021 On March 19, 2021, Brandy Baker-Muhich provided a Webinar on how this new…
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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…
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Wisconsin wetlands assessment reports and maps
The following is a list of reports of projects completed in the past few years. All projects have been funded by U.S. Environmental Protection Agency–Region V Wetland Grants.Natural Scenic Beauty of Wisconsin Wetlands
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Tracking, assessment and monitoring wetlands
Wisconsin has lost about half its wetlands in the last two centuries. Today, citizens want to prevent the destruction of wetlands, and restore wetlands where possible. Many also are concerned with the quality of our remaining wetlands and those we…
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Daybreak Foods Creekwood Cage Free
Public Hearing The department has scheduled a virtual public hearing for September 21, 2020 at 10:00 AM. If you want to participate in the virtual hearing, you will need to register:-->