It's not known if the worker lives in the city because personal medical information is considered private, Mayor Yxstian Gutierrez said in a statement.
The mayor added that several co-workers were directed to self-quarantine, under observation by health officials, as the work undergoes treatment.
CA National Guard to set up 250-bed temporary hospital in Indio to help with COVID-19 cases
CA National Guard to set up 250-bed temporary hospital in Indio to help with COVID-19 cases
Additional details on the employee's condition was not immediately available.
As of Wednesday afternoon, the county has confirmed 70 positive cases and seven related deaths.