Maybe the Department of Damage Control could learn a thing or two from ARGUS.
Having been captured in the precious episode, Najma and her Clandestine compatriots find themselves inside the DODC Supermax Prison, before overwhelming the guards and escaping.
This is the one scene from Ms. Marvel Episode 4 that does not take place in Karachi, and as such was probably filmed at some location in Atlanta. The underground steam tunnels and rear-loading dock were probably filmed somewhere within the city. The exterior is a visual effects shot with no foreseeable real-world inspiration.
MAP
This is an unknown location on MCU: Location Scout. If you have any information about the whereabouts of this location or any other tips, please send them in to MCULocationScout@gmail.com
Additionally, this facility appears in She-Hulk: Attorney at Law series, which showcase a few new images of the exterior.
For shots with the actors, an exterior set appears to have been erected, presumably at Trilith Studios in Atlanta.
(Ms. Marvel S01E04, 2022; She-Hulk: Attorney At Law, S01E02-E03 & E09, 2022)