Nearly two-thirds of Illinois counties at ‘warning’ level for COVID-19 Ryan Voyles 3 years ago Roughly two-thirds of Illinois’ 102 counties are now in the “warning” level for increased COVID-19 activity, according to the Illinois Department of Public Health.To access this content, you must purchase 1 Year Health News Illinois Subscription or 1 Year Group Subscription - Up to 5 Users, or log in if you are a member.