Included below are examples of the graphical bug in action.
https://imgur.com/a/v9jTm6k
https://imgur.com/a/OhwCTkG
https://imgur.com/a/0TtEkSY
https://imgur.com/a/OBJkty4
https://imgur.com/a/h5Ykbah
https://imgur.com/a/F4Uxp1T

As you can see, the bug seems to engage mostly in ground combat, near masses of troops. Now, strictly speaking, It may not necessarily be this mod causing the issue, but I have yet to determine how to fix it, as it's a big of an eye sore.

Whoa, that's new.

Uh, mod list?

Hi, sorry for the late reply. Active mod list is as follows.
1: 50 Construction slots - OWB (outdated version 1.15)
2: Enclave Radio
3:Enclave Reborn Redux
4: Old World Blues - Courier Six (outdated version 1.9)
5: Old World Blues - Radio (outdated version 1.12)
6: Old World Blues: Auld Lang Syne (outdated version 1.12.14
7: Old World Blues: Unity in Texas (outdated version 1.14)
8: OWB - More Advisor Slots (outdated version 1.14.7)
9: OWB - Tech Tree Icon Overhaul (outdated version 1.14.7)
10: OWB - Tech Tree Icon Overhaul TTR Compatibility (outdated version 1.14.4)
11: OWB: Power Armor Reworked (outdated version 1.15)
12: OWB: Tech Tree Rework (outdated version 1.15)
13: Old World Blues
14: Courier Six Redux (outdated version 1.15)
15: Enclave Officers+
16: East Coast Rebirth (outdated version 1.15)
17: Rustbelt Rising
18: OWB Model Pack - Beta 2 (outdated version 1.14.5) Investigating this one now as well
19: OWB - Enclave Namelist Rework (outdated version 1.13.6)
20: OWB ERX Enclave Facilities (outdated version 1.14.4)
21: ERX Military Installations
22: BetterSupply
23: ERX Loading Screens (outdated version 1.14.8)
24: Linear XP Gain
25: OWB - 20 Support Companies
26: OWB Roads and Rail (outdated version 1.16.0)
27: OWB Tech Expansion Materials Expansion (outdated version 1.15)
28: OWB: Ultimate Tech Compatibility Mod
29: OWB Tech Expansion (outdated version 1.13.7)

Update: Yeah it was the model pack beta 2, my sincere apologies for taking your time.