This Kaiser report on rural healthcare and the coronavirus shows how vulnerable Iowa. There are 15 counties where 30% or more of the population is greater than 60 years old. In those 15 counties there are a total of 159,871 people and just 8 ICU beds.
https://khn.org/news/as-coronavirus-spreads-widely-millions-of-older-americans-live-in-counties-with-no-icu-beds/

There are 70 counties in Iowa where 25% or more of the population is age 60+. In those counties, there are 1,042,916 people and just 98 ICU beds. https://khn.org/news/as-coronavirus-spreads-widely-millions-of-older-americans-live-in-counties-with-no-icu-beds/

According to Kaiser's report, 9 counties in Iowa do not have a hospital. Right now in those counties there are 53 cases of coronavirus reported.