The crash was on land and some passengers were transported, authorities reported.
The Jefferson County Sheriff's Office's posted an update on Twitter Sunday:
"3 passengers were transported with non-life threatening injuries. 3 others are okay. Believe a strong gust of wind caused the balloon to crash. Scene is cleared and Chatfield State Park has remained fully open and operational for Father's Day."
Update to hot air balloon crash: 3 passengers were transported with non-life threatening injuries. 3 others are okay. Believe a strong gust of wind caused the balloon to crash. Scene is cleared and Chatfield State Park has remained fully open and operational for Father’s Day. pic.twitter.com/I19uwFbsOv
— Jeffco Sheriff (@jeffcosheriffco) June 20, 2021
ABC News' Matthew Fuhrman contributed to this report.