In response to the COVID-19 pandemic across the globe, the CT GIS Network is actively working together to obtain helpful data and information regarding the situation in our state. Please see the resources below:
https://gisanddata.maps.arcgis.com/apps/opsdashboard/index.html#/bda7594740fd40299423467b48e9ecf6
The COVID-19 layer list starts at page 7 of this PDF file:
https://mappingsupport.com/p/surf_gis/list-federal-state-county-city-GIS-servers.pdf