Sylvan FireThe Sylvan Fire was a wildfire that started in the Sylvan Lake State Park in Colorado on June 20, 2021. The fire burned and was fully contained on October 14, 2021.EventsJuneThe Sylvan Fire was first reported on June 20, 2021 at around 3:15 pm MST.CauseThe cause of the fire is believed to be due to lightning.ContainmentOn October 14, 2021, the Sylvan Fire reached 100% containment.