N.C.âs County Alert System for COVID-19 has fewest red counties in its existence The North Carolina Department of Health and Human Services updated the system, which shows six red counties - a sharp decrease from 27 red counties on the previous Feb. 22 County Alert System and the fewest red counties in the state since the start of the County Alert System. (Source: NCDHHS) By WBTV Web Staff | March 4, 2021 at 11:00 PM EST - Updated March 4 at 11:00 PM CHARLOTTE, N.C. (WBTV) - North Carolinaâs County Alert System for COVID-19 is showing the fewest number of red counties it ever has.