The Wisconsin State Laboratory of Hygiene (WSLH) offers comprehensive, quality services in a variety of areas.


Clinical Testing Services

Communicable Disease
Newborn Screening (NBS)
UW Cytogenetics
Cytology Laboratory
Biochemical Genetics
Clinical Metals/Blood Lead
Cytotechnology Program


Water and Other Environmental Testing

Water Testing Information
Environmental Toxicology
Flow Cytometry
Inorganic Chemistry
Mold for Homeowners
Organic Chemistry
Trace Elements Laboratory
Water Microbiology
COVID-19 Wastewater Surveillance Program
PFAS Testing
Soil and Forage Analysis Lab


Occupational Health & Safety Services

Wisconsin Occupational Health Laboratory (WOHL)
WisCon Safety & Health Consultation for Wisconsin employers
Bureau of Labor Statistics


Forensic Toxicology


Proficiency Testing