KALAMAZOO COUNTY, MI – Kalamazoo County saw its largest single-day surge of confirmed coronavirus cases Saturday after the county expanded testing services earlier this week.

The state of Michigan reported 23 new positive cases in Kalamazoo County Saturday, April 18, bringing the countywide total to 154.

The number of coronavirus-related deaths has remained at nine.

Michigan now has 2,308 deaths attributed to COVID-19 and 30,791 cases. The state health department reported 768 new confirmed cases and 81 new deaths on Saturday.

Daily Michigan coronavirus deaths at lowest level since early April

The Kalamazoo County Health and Community Services Department reported the ninth death related to coronavirus on Friday, April 17. The individual was 70 or older and had underlying medical conditions, according to a release from the department.

In Kalamazoo County, 48 percent of coronavirus patients are white residents, and 36 percent are black residents, according to data on the county health department website.

The largest age group of coronavirus cases are those from ages 30-39, making up 17 percent of the in Kalamazoo County’s cases.

The average age of the nine patients who have died from coronavirus is 83.

Detailed infographics with coronavirus data is available on the Kalamazoo County health department website, here.

Kalamazoo County increased testing last week, making coronavirus tests quicker and more widely available. Yesterday, the county opened up a new, “rolling” testing site that was scheduled 125 patients to test. The testing site expects to get results back on those tests within 48 hours.

Related: 'Rolling’ coronavirus lab tests more than 100 in Kalamazoo; sets new site for next week

The state health department has expanded its priority testing to include those who are experiencing mild symptoms. Previously, only front line workers and those living in long-term care facilities were being tested.

CORONAVIRUS PREVENTION TIPS

In addition to washing hands regularly and not touching your face, officials recommend practicing social distancing, assuming anyone may be carrying the virus. Health officials say you should be staying at least 6 feet away from others and working from home, if possible. Carry hand sanitizer with you, and use disinfecting wipes or disinfecting spray cleaners on frequently-touched surfaces in your home ( door handles, faucets, countertops ) and when you go into places like stores.

More on MLive:

Saturday, April 18: Latest developments on coronavirus in Michigan

Detroit releases ZIP Code map of coronavirus cases

Daily Michigan coronavirus deaths at lowest level since early April