In this blog post we discuss our October 2021 report and provide more information on how to interpret the results. The PDF report can be found at the end. Key findings: * No carfentanil was seen in the month of October * 94% of expected opioid-down samples contained fentanyl * Median fentanyl concentration

In this blog post we discuss our September 2021 report and provide more information on how to interpret the results. The PDF report can be found at the end. Key findings: * Carfentanil found in seven samples, six expected to be opioid-down and one unknown * 95% of expected opioid-down samples contained

In this blog post we discuss our August 2021 report and provide more information on how to interpret the results. The PDF report can be found at the end. Key findings: * Carfentanil found in nine samples; eight expected to be opioid-down, one was unknown. * Overall median fentanyl concentration of 8.