Arvada Fire announced on Sunday night the off-duty death of a firefighter, Denver Gazette media partner 9News reported Monday.

Kyle Trombly, 34, died after suffering injuries in a motor vehicle crash Sunday in Arvada, the department said. No other information about the crash was immediately available.

“This is an unimaginable loss for Kyle’s family and our entire district,” Arvada Fire Chief Kirk Lock said. “Kyle was an exceptional public servant, friend and colleague. He was relentlessly dedicated to learning his trade and bringing a high level of skill and courage to those in need.”

Trombly started his firefighting journey by volunteering at Fairmount Fire until joining Arvada Fire in 2011. He was also an active member of the Arvada Fire Honor Guard.