CDC reports US COVID markers show small rise in activity

US COVID markers show small rise in activity Wastewater detections are up in the western region, which is also seeing a small rise in test positivity. CIDRAP

The main markers the Centers for Disease Control and Prevention (CDC) uses to track COVID activity showed small rises Friday from very low levels, including wastewater SARS-CoV-2 detections, which rose from the minimal to low level over the past week....

The agency  also reported slight rises in two other early indicators, test positivity and emergency department visits for COVID. Test positivity is currently highest in Arizona, California, Hawaii, and Nevada.

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