Dangerous wind chills are forecast for Genesee County. Short-term exposure can be life-threatening. Visit our Extreme Cold Safety page for important information, safety tips, and guidance on where to seek assistance.
Estimated Population Served: 15,600 Summary of findings (November 6 – January 15, 2026):
Cocaine (parent) / Benzoylecgonine (metabolite): Average concentrations of both cocaine and benzoylecgonine fluctuated but remained below regional and national detections. Benzoylecgonine had overall higher concentrations compared to cocaine, and benzoylecgonine has been trending down since mid-December. Fentanyl (parent) / Norfentanyl (metabolite): Both parent and metabolite average concentrations remained relatively steady below regional and national averages. Methamphetamine (parent) / Amphetamine (metabolite): Parent and metabolite concentrations remained relatively steady with concentrations below regional and national averages. Xylazine (parent) / 4-Hydroxyxylazine (metabolite): Neither xylazine nor 4-hydroxyxylazine were detected. Trans-3’-Hydroxycotinine (metabolite of nicotine): Average concentrations of Trans-3’-Hydroxycotinine remained below regional and national averages.