The Mahogany Fire was first reported on June 28, 2020, around 2:30 PM near the Mahogany Grove Campground on Mount Charleston in the Spring Mountains National Recreation Area, approximately 50 miles northeast of Las Vegas, Nevada. Upon immediate investigation, incident crews reported it as being . The fire grew quickly, fueled by pinyon-juniper and brush, moving eastward and growing to an estimated . Spring Mountain Youth Camp was evacuated and by 7:15 PM mandatory evacuations were put in place for Lee Canyon. S.R. 156, S.R. 157 and S.R. 158 were closed. An evacuation center was established by the American Red Cross at James H. Bilbray Elementary School in Las Vegas, however it closed by the afternoon of June 29. Power lines on Mount Charleston were de-energized by NV Energy, impacting 450 customers. An air quality alert was issued for the Las Vegas Valley.