The following was reported by Howard County Department of Fire and Rescue Services on January 21st (via Twitter):
12:42pm: Brush fire | WB I-70 before Marriottsville Rd | Units currently on scene, water on the fire at this time.
12:57pm: Brush fire update: crews making good progress, fire being knocked down. Checking on separate reported brush fire nearby.
1:26pm: All brush fires on WB I-70 are now out. Final update.
2:26pm: No reported damage or injuries. No structural properties were impacted by any of the fires.
Here is what was reported by CBS Baltimore:
Firefighters in Howard County battled a brush fire just off Interstate 70 Thursday afternoon. https://t.co/nQTn4EJRMx
— WJZ | CBS Baltimore (@wjz) January 21, 2021
Here is that general location: