Address:
Water Diagnostics Labs, LLC.
8605 W. Freistadt Road, Mequon, WI 53097

Call Us
with your questions about drinking water and water testing.

(414) 350-1100

Wisconsin Certified Water Testing Laboratory

Water Diagnostics LLC is certified with the Wisconsin Department of Agriculture, Trade, & Consumer Protection (DATCP). Our Laboratory Certification Number is 274361-D3, and our Laboratory Number is #105-461. This certification is pursuant to Wisconsin Statute 93.12.

Wisconsin Certified Water Testing Laboratory


As a Wisconsin certified laboratory, Water Diagnostics LLC is approved for water testing by well drillers and pump installers when collecting water samples to meet the requirements of Chapter NR 812 of the Wisconsin Administrative Code (samples collected after well drilling or pump installing). We automatically report test results to DNR on DNR forms for water samples collected by well drillers and pump installers or their agent.


Wisconsin Certified Water Testing Laboratory




Environmental Protection Agency (EPA) Certified Laboratory

Water Diagnostics LLC is certified by the US Environmental Protection Agency (EPA) with Laboratory ID WI01119.




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