FOX31 Denver | Crews responding to fire at Weld County oil site FOX31 Denver WELD COUNTY, Colo. — Firefighters are responding to a fire at an oil site in rural Weld County. Weld County Sheriff's Office dispatchers said the fire is at Weld County Roads 30 and 47.5. It is unknown what kind of facility or equipment is at the site. VIDEO: Oil rig burning in Colorado Fire burns at oil and gas site in Weld County; smoke seen for miles WATCH LIVE: Crews fighting oil site fire in rural Colorado |