ArcGIS Online for MarylandSummary The cumulative number of Maryland residents who tested negative for COVID-19. Description The MD COVID-19 - Number of Persons Tested Negative data layer is a collection of the number of people statewide who have tested negative for COVID-19 reported each day by each local health department via the NEDSS system. COVID-19 is a disease caused by a respiratory virus first identified in Wuhan, Hubei Province, China in December 2019. COVID-19 is a new virus that hasn't caused illness in humans before. Worldwide, COVID-19 has resulted in thousands of infections, causing illness and in some cases death. Cases have spread to countries throughout the world, with more cases reported daily. The Maryland Department of Health reports daily on COVID-19 cases by county.ArcGIS FeatureLayerhttps://hub.arcgis.com/datasets/67c49f40064c45f9aadfcc9298cba9e6_0engMaryland iMapPublicMDCOVID19 NumberOfPersonsTestedNegative [Maryland]Web servicesMarylandLast Modified: 2022-02-10