Coronavirus pandemic in the Balearic Islands, first epidemic wave

The appearance and spread of the new COVID-19 disease are described from the epidemiological surveillance aspect The SARS-CoV-2 virus has produced a global pandemic in which we are still immersed The appearance of the new virus has represented a challenge of colossal dimensions in all aspects: virology, knowledge of transmission, therapeutic approaches, protection of the most vulnerable population, vaccines, etc The epidemiological surveillance services of Spain have faced the need to control the disease and record its evolution Initial attempts to control possible outbreaks such as in 2003 with the SARS epidemic were unsuccessful, the new disease has proven to be much more contagious and difficult to isolate The characteristics of the first epidemic wave in the Balearic Islands are described from the onset of the disease to the end of the period of de-confinement and the state of alarm on June 21, 2020